./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.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_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/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_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/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_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/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 df76811034b688387cfe28dd1eb6de91c21580662ac8ddb8163b41c1d6179172 --- 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 16:57:31,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:31,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:31,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:31,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:31,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:31,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:31,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:31,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:31,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:31,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:31,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:31,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:31,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:31,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:31,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:31,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:31,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:31,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:31,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:31,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:31,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:31,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:31,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:31,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:32,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:32,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:32,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:32,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:32,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:32,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:32,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:32,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:32,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:32,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:32,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:32,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:32,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:32,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:32,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:32,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:32,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:32,052 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:32,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:32,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:32,056 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:32,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:32,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:32,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:32,058 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:32,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:32,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:32,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:32,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:32,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:32,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:32,061 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:32,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:32,061 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:32,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:32,062 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:32,062 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:32,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:32,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:32,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:32,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:32,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:32,064 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:32,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:32,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:32,066 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_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df76811034b688387cfe28dd1eb6de91c21580662ac8ddb8163b41c1d6179172 [2022-10-17 16:57:32,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:32,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:32,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:32,357 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:32,358 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:32,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c [2022-10-17 16:57:32,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/data/4aafac370/9f2312e44b9f4ce78f9485470d6e7e89/FLAG23fb2b2aa [2022-10-17 16:57:32,915 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:32,916 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c [2022-10-17 16:57:32,922 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/data/4aafac370/9f2312e44b9f4ce78f9485470d6e7e89/FLAG23fb2b2aa [2022-10-17 16:57:33,285 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/data/4aafac370/9f2312e44b9f4ce78f9485470d6e7e89 [2022-10-17 16:57:33,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:33,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:33,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:33,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:33,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:33,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73cda5ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33, skipping insertion in model container [2022-10-17 16:57:33,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:33,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:33,504 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_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c[333,346] [2022-10-17 16:57:33,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:33,541 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:33,554 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_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c[333,346] [2022-10-17 16:57:33,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:33,579 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:33,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33 WrapperNode [2022-10-17 16:57:33,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:33,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:33,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:33,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:33,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,599 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,626 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-10-17 16:57:33,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:33,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:33,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:33,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:33,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,676 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:33,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:33,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:33,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:33,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:33" (1/1) ... [2022-10-17 16:57:33,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:33,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:33,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:33,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a047dd-1bdf-4ac4-b9f2-8bdba723fce3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:57:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:57:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:57:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:57:33,837 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:33,839 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:34,076 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:34,141 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:34,141 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:57:34,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:34 BoogieIcfgContainer [2022-10-17 16:57:34,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:34,145 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:34,145 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:34,156 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:34,157 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:34" (1/1) ... [2022-10-17 16:57:34,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:34,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2022-10-17 16:57:34,249 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2022-10-17 16:57:34,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:57:34,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:34,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:34,481 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 16:57:34,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 16:57:34,529 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 16:57:34,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:57:34,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:34,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:34,610 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 16:57:34,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2022-10-17 16:57:34,694 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2022-10-17 16:57:34,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:57:34,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:34,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:34,829 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 16:57:34,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2022-10-17 16:57:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2022-10-17 16:57:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:57:34,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:34,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,039 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 16:57:35,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2022-10-17 16:57:35,128 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2022-10-17 16:57:35,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:57:35,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 16:57:35,359 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 16:57:35,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:57:35,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,492 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:35,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2022-10-17 16:57:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2022-10-17 16:57:35,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:57:35,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,692 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2022-10-17 16:57:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2022-10-17 16:57:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:57:35,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,891 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2022-10-17 16:57:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2022-10-17 16:57:35,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:57:35,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:57:36,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,128 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:36,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2022-10-17 16:57:36,231 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2022-10-17 16:57:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:57:36,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:57:36,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:36,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2022-10-17 16:57:36,454 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2022-10-17 16:57:36,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:57:36,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:57:36,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,581 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-10-17 16:57:36,701 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:57:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:57:36,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:57:36,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,845 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-10-17 16:57:36,948 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-10-17 16:57:36,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:57:36,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:37,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 16:57:37,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2022-10-17 16:57:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2022-10-17 16:57:37,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:57:37,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:37,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:37,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 16:57:37,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:37,383 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:37,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:37,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-10-17 16:57:37,499 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-10-17 16:57:37,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:37,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:37,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:37,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:57:37,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:37,652 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 2 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:37,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:57:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:57:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:57:37,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:37,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:37,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 16:57:37,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 2 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2022-10-17 16:57:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2022-10-17 16:57:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:57:38,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:38,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:38,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 16:57:38,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:38,232 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:38,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:38,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-10-17 16:57:38,366 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-10-17 16:57:38,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:57:38,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:38,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:38,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 16:57:38,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 2 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:38,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2022-10-17 16:57:38,656 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2022-10-17 16:57:38,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:57:38,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:38,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:38,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 19 conjunts are in the unsatisfiable core [2022-10-17 16:57:38,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:38,820 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 2 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:38,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:38,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2022-10-17 16:57:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2022-10-17 16:57:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:57:38,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:38,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:57:39,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:39,131 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 2 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:39,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2022-10-17 16:57:39,255 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-10-17 16:57:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:57:39,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 21 conjunts are in the unsatisfiable core [2022-10-17 16:57:39,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 2 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2022-10-17 16:57:39,554 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2022-10-17 16:57:39,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:57:39,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 22 conjunts are in the unsatisfiable core [2022-10-17 16:57:39,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:39,710 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 2 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-10-17 16:57:39,839 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-10-17 16:57:39,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:57:39,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 23 conjunts are in the unsatisfiable core [2022-10-17 16:57:39,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:40,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2022-10-17 16:57:40,149 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-10-17 16:57:40,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:57:40,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 24 conjunts are in the unsatisfiable core [2022-10-17 16:57:40,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:40,330 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 2 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:40,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-10-17 16:57:40,470 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-10-17 16:57:40,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:57:40,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 25 conjunts are in the unsatisfiable core [2022-10-17 16:57:40,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:40,700 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 2 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2022-10-17 16:57:40,858 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2022-10-17 16:57:40,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:57:40,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 26 conjunts are in the unsatisfiable core [2022-10-17 16:57:40,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 2 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:41,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2022-10-17 16:57:41,223 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-10-17 16:57:41,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:57:41,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 27 conjunts are in the unsatisfiable core [2022-10-17 16:57:41,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 2 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2022-10-17 16:57:41,572 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-10-17 16:57:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:57:41,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 28 conjunts are in the unsatisfiable core [2022-10-17 16:57:41,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,792 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 2 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:41,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2022-10-17 16:57:41,940 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-10-17 16:57:41,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:57:41,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-17 16:57:42,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 2 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:42,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-10-17 16:57:42,315 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-10-17 16:57:42,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:57:42,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 30 conjunts are in the unsatisfiable core [2022-10-17 16:57:42,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:42,569 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 2 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-10-17 16:57:42,731 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-10-17 16:57:42,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:57:42,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 31 conjunts are in the unsatisfiable core [2022-10-17 16:57:42,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:42,970 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 2 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2022-10-17 16:57:43,123 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2022-10-17 16:57:43,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:57:43,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:43,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:43,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 32 conjunts are in the unsatisfiable core [2022-10-17 16:57:43,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:43,344 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 2 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:43,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:43,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2022-10-17 16:57:43,507 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-10-17 16:57:43,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:57:43,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:43,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:43,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:57:43,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 2 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:43,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2022-10-17 16:57:43,942 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-10-17 16:57:43,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:43,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:43,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:44,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 34 conjunts are in the unsatisfiable core [2022-10-17 16:57:44,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:44,195 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 2 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:44,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2022-10-17 16:57:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-10-17 16:57:44,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:57:44,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:44,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:44,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:57:44,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:44,619 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 2 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:44,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2022-10-17 16:57:44,801 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2022-10-17 16:57:44,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:57:44,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:44,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:44,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 36 conjunts are in the unsatisfiable core [2022-10-17 16:57:44,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:45,083 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 2 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:45,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-10-17 16:57:45,265 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-10-17 16:57:45,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:57:45,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:45,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:45,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 37 conjunts are in the unsatisfiable core [2022-10-17 16:57:45,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:45,544 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 2 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-10-17 16:57:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-10-17 16:57:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:57:45,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:45,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:45,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 38 conjunts are in the unsatisfiable core [2022-10-17 16:57:45,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 2 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:46,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:46,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2022-10-17 16:57:46,214 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-10-17 16:57:46,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:57:46,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:46,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:46,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:57:46,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:46,526 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 2 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:46,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2022-10-17 16:57:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-10-17 16:57:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:57:46,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:46,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:46,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 40 conjunts are in the unsatisfiable core [2022-10-17 16:57:46,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:47,022 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 2 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:47,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2022-10-17 16:57:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-10-17 16:57:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:47,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:47,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:47,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 41 conjunts are in the unsatisfiable core [2022-10-17 16:57:47,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:47,574 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 2 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:47,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:47,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2022-10-17 16:57:47,745 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-10-17 16:57:47,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:57:47,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:47,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:47,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 42 conjunts are in the unsatisfiable core [2022-10-17 16:57:47,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 2 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2022-10-17 16:57:48,237 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2022-10-17 16:57:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:57:48,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:48,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:48,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 43 conjunts are in the unsatisfiable core [2022-10-17 16:57:48,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 2 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:48,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:48,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2022-10-17 16:57:48,695 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2022-10-17 16:57:48,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:57:48,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:48,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:48,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 44 conjunts are in the unsatisfiable core [2022-10-17 16:57:48,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:49,032 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 2 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:49,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2022-10-17 16:57:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-10-17 16:57:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:57:49,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:49,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:49,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 45 conjunts are in the unsatisfiable core [2022-10-17 16:57:49,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 2 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:49,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:49,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2022-10-17 16:57:49,729 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-10-17 16:57:49,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:57:49,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:49,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:49,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 46 conjunts are in the unsatisfiable core [2022-10-17 16:57:49,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:50,119 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 2 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:50,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:50,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2022-10-17 16:57:50,324 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-10-17 16:57:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:57:50,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:50,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:50,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 47 conjunts are in the unsatisfiable core [2022-10-17 16:57:50,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 2 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2022-10-17 16:57:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-10-17 16:57:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:57:50,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:50,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:51,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 48 conjunts are in the unsatisfiable core [2022-10-17 16:57:51,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:51,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 2 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:51,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:51,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-10-17 16:57:51,517 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-10-17 16:57:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:57:51,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:51,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:51,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 49 conjunts are in the unsatisfiable core [2022-10-17 16:57:51,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 2 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:52,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:52,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 61 states and 71 transitions. [2022-10-17 16:57:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2022-10-17 16:57:52,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:57:52,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:52,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:52,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 50 conjunts are in the unsatisfiable core [2022-10-17 16:57:52,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:52,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 2 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:52,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:52,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 62 states and 72 transitions. [2022-10-17 16:57:52,789 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2022-10-17 16:57:52,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:57:52,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:52,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:52,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 51 conjunts are in the unsatisfiable core [2022-10-17 16:57:52,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:53,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1178 backedges. 2 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:53,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 63 states and 73 transitions. [2022-10-17 16:57:53,418 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2022-10-17 16:57:53,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:57:53,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:53,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:53,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 52 conjunts are in the unsatisfiable core [2022-10-17 16:57:53,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:53,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 2 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 64 states and 74 transitions. [2022-10-17 16:57:54,078 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2022-10-17 16:57:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:57:54,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:54,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 53 conjunts are in the unsatisfiable core [2022-10-17 16:57:54,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 2 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 65 states and 75 transitions. [2022-10-17 16:57:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2022-10-17 16:57:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:57:54,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:54,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 54 conjunts are in the unsatisfiable core [2022-10-17 16:57:54,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:55,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1328 backedges. 2 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:55,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 66 states and 76 transitions. [2022-10-17 16:57:55,371 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2022-10-17 16:57:55,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:57:55,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:55,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:55,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 55 conjunts are in the unsatisfiable core [2022-10-17 16:57:55,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 2 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:55,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 67 states and 77 transitions. [2022-10-17 16:57:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2022-10-17 16:57:55,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:57:55,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:55,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:56,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 56 conjunts are in the unsatisfiable core [2022-10-17 16:57:56,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:56,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1433 backedges. 2 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:56,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:56,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 68 states and 78 transitions. [2022-10-17 16:57:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2022-10-17 16:57:56,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:57:56,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:56,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:56,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 57 conjunts are in the unsatisfiable core [2022-10-17 16:57:56,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1487 backedges. 2 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:57,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 69 states and 79 transitions. [2022-10-17 16:57:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2022-10-17 16:57:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:57:57,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:57,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:57,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 58 conjunts are in the unsatisfiable core [2022-10-17 16:57:57,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:57,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 2 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 70 states and 80 transitions. [2022-10-17 16:57:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2022-10-17 16:57:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:57:57,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:57,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:58,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 59 conjunts are in the unsatisfiable core [2022-10-17 16:57:58,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1598 backedges. 2 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:58,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:58,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 71 states and 81 transitions. [2022-10-17 16:57:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 81 transitions. [2022-10-17 16:57:58,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:57:58,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:58,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:58,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 60 conjunts are in the unsatisfiable core [2022-10-17 16:57:58,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:59,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 2 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:59,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:59,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 72 states and 82 transitions. [2022-10-17 16:57:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2022-10-17 16:57:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:57:59,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:59,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:59,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 61 conjunts are in the unsatisfiable core [2022-10-17 16:57:59,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:59,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1713 backedges. 2 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:00,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:00,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 73 states and 83 transitions. [2022-10-17 16:58:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2022-10-17 16:58:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:58:00,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:00,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:00,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 62 conjunts are in the unsatisfiable core [2022-10-17 16:58:00,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:58:00,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 2 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 74 states and 84 transitions. [2022-10-17 16:58:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2022-10-17 16:58:00,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:58:00,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:00,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:01,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 63 conjunts are in the unsatisfiable core [2022-10-17 16:58:01,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:58:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1832 backedges. 2 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:01,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:01,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 75 states and 85 transitions. [2022-10-17 16:58:01,757 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2022-10-17 16:58:01,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:58:01,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:01,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:01,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 64 conjunts are in the unsatisfiable core [2022-10-17 16:58:01,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:58:02,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 2 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:02,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 76 states and 86 transitions. [2022-10-17 16:58:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2022-10-17 16:58:02,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:58:02,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:02,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:02,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 65 conjunts are in the unsatisfiable core [2022-10-17 16:58:02,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:58:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 2 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 77 states and 87 transitions. [2022-10-17 16:58:03,400 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2022-10-17 16:58:03,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:58:03,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:03,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:03,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 66 conjunts are in the unsatisfiable core [2022-10-17 16:58:03,535 INFO L286 TraceCheckSpWp]: Computing forward predicates...