./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_20x0-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_20x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b12653f6fa3db43ddf9a1a43787bd2cd7fe91d3e4035502f1ea10705d9c83a6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:55:21,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:55:21,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:55:21,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:55:21,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:55:21,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:55:21,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:55:21,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:55:21,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:55:21,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:55:21,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:55:21,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:55:21,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:55:21,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:55:21,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:55:21,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:55:21,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:55:21,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:55:21,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:55:21,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:55:21,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:55:21,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:55:21,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:55:21,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:55:21,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:55:21,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:55:21,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:55:21,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:55:21,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:55:21,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:55:21,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:55:21,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:55:21,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:55:21,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:55:21,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:55:21,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:55:21,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:55:21,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:55:21,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:55:21,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:55:21,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:55:21,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:55:21,390 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:55:21,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:55:21,392 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:55:21,392 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:55:21,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:55:21,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:55:21,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:55:21,393 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:55:21,394 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:55:21,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:55:21,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:55:21,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:55:21,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:55:21,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:55:21,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:55:21,396 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:55:21,396 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:55:21,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:55:21,396 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:55:21,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:55:21,397 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:55:21,397 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:55:21,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:55:21,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:21,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:55:21,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:55:21,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:55:21,399 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:55:21,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:55:21,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:55:21,400 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_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b12653f6fa3db43ddf9a1a43787bd2cd7fe91d3e4035502f1ea10705d9c83a6 [2022-11-20 17:55:21,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:55:21,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:55:21,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:55:21,738 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:55:21,739 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:55:21,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/recursive-simple/sum_20x0-1.c [2022-11-20 17:55:24,961 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:55:25,199 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:55:25,199 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/sv-benchmarks/c/recursive-simple/sum_20x0-1.c [2022-11-20 17:55:25,207 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/data/6859ea145/8368c789724f4e13a39b0be5128a8705/FLAG3db0a76ae [2022-11-20 17:55:25,227 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/data/6859ea145/8368c789724f4e13a39b0be5128a8705 [2022-11-20 17:55:25,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:55:25,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:55:25,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:25,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:55:25,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:55:25,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c49520a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25, skipping insertion in model container [2022-11-20 17:55:25,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:55:25,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:55:25,469 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/sv-benchmarks/c/recursive-simple/sum_20x0-1.c[481,494] [2022-11-20 17:55:25,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:25,485 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:55:25,506 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/sv-benchmarks/c/recursive-simple/sum_20x0-1.c[481,494] [2022-11-20 17:55:25,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:25,525 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:55:25,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25 WrapperNode [2022-11-20 17:55:25,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:25,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:25,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:55:25,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:55:25,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,572 INFO L138 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-11-20 17:55:25,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:25,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:55:25,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:55:25,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:55:25,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,595 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:55:25,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:55:25,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:55:25,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:55:25,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:25,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:25,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:55:25,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:55:25,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:55:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:55:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:55:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:55:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-11-20 17:55:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-11-20 17:55:25,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:55:25,782 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:55:25,785 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:55:25,948 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:55:25,977 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:55:25,977 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:55:25,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:25 BoogieIcfgContainer [2022-11-20 17:55:25,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:55:25,982 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:55:25,982 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:55:25,995 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:55:25,996 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:25" (1/1) ... [2022-11-20 17:55:26,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:55:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2022-11-20 17:55:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-20 17:55:26,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:55:26,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:26,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:26,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:26,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 32 transitions. [2022-11-20 17:55:26,705 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-11-20 17:55:26,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:55:26,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:26,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:26,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 37 transitions. [2022-11-20 17:55:27,195 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-11-20 17:55:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:55:27,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:27,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:27,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:27,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 40 transitions. [2022-11-20 17:55:27,928 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-11-20 17:55:27,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:55:27,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:27,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:28,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:28,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:28,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 39 transitions. [2022-11-20 17:55:28,188 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-11-20 17:55:28,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:55:28,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:28,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:28,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:28,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:28,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 43 transitions. [2022-11-20 17:55:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-11-20 17:55:28,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:55:28,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:28,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:28,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:28,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 44 transitions. [2022-11-20 17:55:28,696 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-11-20 17:55:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:55:28,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:28,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:29,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:29,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 53 transitions. [2022-11-20 17:55:29,321 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-11-20 17:55:29,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:55:29,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:29,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:29,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:29,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:29,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 61 transitions. [2022-11-20 17:55:29,948 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-11-20 17:55:29,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:55:29,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:29,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:30,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:30,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:30,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 70 transitions. [2022-11-20 17:55:30,879 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2022-11-20 17:55:30,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:55:30,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:30,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:31,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 74 transitions. [2022-11-20 17:55:31,377 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2022-11-20 17:55:31,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:55:31,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:31,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:31,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:32,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 83 transitions. [2022-11-20 17:55:32,705 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-11-20 17:55:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:55:32,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:32,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:32,897 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:33,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:33,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 92 transitions. [2022-11-20 17:55:33,837 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2022-11-20 17:55:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:55:33,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:33,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:34,182 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:34,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 103 transitions. [2022-11-20 17:55:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2022-11-20 17:55:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:55:34,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:34,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:35,113 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:35,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:35,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 105 transitions. [2022-11-20 17:55:35,631 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2022-11-20 17:55:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:55:35,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:35,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:35,843 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:36,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:36,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 82 states and 116 transitions. [2022-11-20 17:55:36,912 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2022-11-20 17:55:36,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:55:36,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:36,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:36,976 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 84 states and 120 transitions. [2022-11-20 17:55:37,494 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2022-11-20 17:55:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:55:37,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:37,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:37,597 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 86 states and 122 transitions. [2022-11-20 17:55:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2022-11-20 17:55:38,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:55:38,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:38,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:38,122 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:38,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:38,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 89 states and 127 transitions. [2022-11-20 17:55:38,613 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2022-11-20 17:55:38,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:55:38,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:38,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:38,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 128 transitions. [2022-11-20 17:55:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 128 transitions. [2022-11-20 17:55:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:55:38,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:38,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:40,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:40,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 95 states and 140 transitions. [2022-11-20 17:55:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 140 transitions. [2022-11-20 17:55:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:55:40,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:40,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:40,436 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:41,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:41,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 150 transitions. [2022-11-20 17:55:41,624 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 150 transitions. [2022-11-20 17:55:41,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:55:41,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:41,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:41,711 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:41,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 104 states and 152 transitions. [2022-11-20 17:55:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 152 transitions. [2022-11-20 17:55:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:55:41,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:41,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:42,129 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:43,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:43,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 111 states and 160 transitions. [2022-11-20 17:55:43,112 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2022-11-20 17:55:43,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:55:43,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:43,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:43,180 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:43,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:43,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 114 states and 166 transitions. [2022-11-20 17:55:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 166 transitions. [2022-11-20 17:55:43,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:55:43,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:43,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 119 states and 180 transitions. [2022-11-20 17:55:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 180 transitions. [2022-11-20 17:55:45,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:55:45,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:45,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:46,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 124 states and 186 transitions. [2022-11-20 17:55:46,684 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 186 transitions. [2022-11-20 17:55:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:55:46,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:46,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:47,154 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:47,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 126 states and 190 transitions. [2022-11-20 17:55:47,522 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 190 transitions. [2022-11-20 17:55:47,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:55:47,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:47,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:47,621 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 128 states and 192 transitions. [2022-11-20 17:55:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 192 transitions. [2022-11-20 17:55:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:55:47,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:47,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 135 states and 200 transitions. [2022-11-20 17:55:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 200 transitions. [2022-11-20 17:55:49,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:55:49,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:49,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:49,625 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:50,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:50,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 138 states and 207 transitions. [2022-11-20 17:55:50,416 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 207 transitions. [2022-11-20 17:55:50,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:55:50,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:50,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:50,891 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:52,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 143 states and 223 transitions. [2022-11-20 17:55:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 223 transitions. [2022-11-20 17:55:52,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:55:52,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:52,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:52,851 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:53,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:53,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 146 states and 226 transitions. [2022-11-20 17:55:53,387 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 226 transitions. [2022-11-20 17:55:53,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:55:53,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:53,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:54,040 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:55,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:55,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 150 states and 231 transitions. [2022-11-20 17:55:55,080 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 231 transitions. [2022-11-20 17:55:55,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:55:55,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:55,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:55,429 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 157 states and 239 transitions. [2022-11-20 17:55:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 239 transitions. [2022-11-20 17:55:56,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:55:56,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:56,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:57,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 160 states and 246 transitions. [2022-11-20 17:55:57,911 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 246 transitions. [2022-11-20 17:55:57,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:55:57,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:57,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:59,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 163 states and 249 transitions. [2022-11-20 17:55:59,525 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 249 transitions. [2022-11-20 17:55:59,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:55:59,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:59,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:59,959 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:01,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 168 states and 266 transitions. [2022-11-20 17:56:01,326 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 266 transitions. [2022-11-20 17:56:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:56:01,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:01,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 172 states and 271 transitions. [2022-11-20 17:56:03,409 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 271 transitions. [2022-11-20 17:56:03,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:56:03,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:03,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:03,781 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:05,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:05,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 179 states and 279 transitions. [2022-11-20 17:56:05,280 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 279 transitions. [2022-11-20 17:56:05,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:56:05,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:05,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:05,367 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:06,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 182 states and 286 transitions. [2022-11-20 17:56:06,193 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 286 transitions. [2022-11-20 17:56:06,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:56:06,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:06,756 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:08,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:08,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 304 transitions. [2022-11-20 17:56:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 304 transitions. [2022-11-20 17:56:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:56:08,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:08,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:09,578 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:10,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:10,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 190 states and 307 transitions. [2022-11-20 17:56:10,137 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 307 transitions. [2022-11-20 17:56:10,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:56:10,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:10,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:11,264 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:12,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:12,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 194 states and 312 transitions. [2022-11-20 17:56:12,496 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 312 transitions. [2022-11-20 17:56:12,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:56:12,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:12,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:12,946 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:14,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 201 states and 320 transitions. [2022-11-20 17:56:14,782 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 320 transitions. [2022-11-20 17:56:14,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:56:14,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:14,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:14,894 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:16,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:16,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 204 states and 327 transitions. [2022-11-20 17:56:16,004 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 327 transitions. [2022-11-20 17:56:16,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:56:16,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:16,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:17,691 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 207 states and 330 transitions. [2022-11-20 17:56:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 330 transitions. [2022-11-20 17:56:18,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:56:18,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:18,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:20,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:20,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 212 states and 349 transitions. [2022-11-20 17:56:20,883 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 349 transitions. [2022-11-20 17:56:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:56:20,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:20,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:22,635 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:24,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 216 states and 354 transitions. [2022-11-20 17:56:24,165 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 354 transitions. [2022-11-20 17:56:24,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:56:24,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:24,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 223 states and 362 transitions. [2022-11-20 17:56:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 362 transitions. [2022-11-20 17:56:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:56:26,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:26,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:26,602 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 226 states and 369 transitions. [2022-11-20 17:56:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 369 transitions. [2022-11-20 17:56:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:56:27,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:27,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:29,575 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:30,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 229 states and 372 transitions. [2022-11-20 17:56:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 372 transitions. [2022-11-20 17:56:30,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:56:30,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:30,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:30,978 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:33,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:33,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 234 states and 392 transitions. [2022-11-20 17:56:33,016 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 392 transitions. [2022-11-20 17:56:33,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:56:33,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:33,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:37,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 238 states and 397 transitions. [2022-11-20 17:56:37,075 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 397 transitions. [2022-11-20 17:56:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:56:37,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:39,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:39,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 245 states and 405 transitions. [2022-11-20 17:56:39,953 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 405 transitions. [2022-11-20 17:56:39,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:56:39,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:39,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:40,101 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:41,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 248 states and 412 transitions. [2022-11-20 17:56:41,429 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 412 transitions. [2022-11-20 17:56:41,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:56:41,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:41,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:44,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:44,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 253 states and 433 transitions. [2022-11-20 17:56:44,477 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 433 transitions. [2022-11-20 17:56:44,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:56:44,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:44,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:48,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 258 states and 439 transitions. [2022-11-20 17:56:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 439 transitions. [2022-11-20 17:56:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:56:48,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:48,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:48,832 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:49,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 260 states and 441 transitions. [2022-11-20 17:56:49,527 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 441 transitions. [2022-11-20 17:56:49,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:56:49,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:49,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:52,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:52,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 262 states and 443 transitions. [2022-11-20 17:56:52,565 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 443 transitions. [2022-11-20 17:56:52,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:56:52,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:52,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:53,171 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:55,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:55,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 269 states and 451 transitions. [2022-11-20 17:56:55,697 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 451 transitions. [2022-11-20 17:56:55,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:56:55,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:55,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:57,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 272 states and 458 transitions. [2022-11-20 17:56:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 458 transitions. [2022-11-20 17:56:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:56:57,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:57,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:58,182 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 277 states and 480 transitions. [2022-11-20 17:57:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 480 transitions. [2022-11-20 17:57:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:57:00,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:00,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:03,750 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:05,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 282 states and 486 transitions. [2022-11-20 17:57:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 486 transitions. [2022-11-20 17:57:05,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:57:05,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:05,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:06,065 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:06,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 284 states and 488 transitions. [2022-11-20 17:57:06,685 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 488 transitions. [2022-11-20 17:57:06,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:57:06,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:06,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:09,556 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:10,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 286 states and 490 transitions. [2022-11-20 17:57:10,150 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 490 transitions. [2022-11-20 17:57:10,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:57:10,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:10,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:13,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 293 states and 498 transitions. [2022-11-20 17:57:13,619 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 498 transitions. [2022-11-20 17:57:13,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:57:13,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:13,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:13,897 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:15,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 296 states and 505 transitions. [2022-11-20 17:57:15,397 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 505 transitions. [2022-11-20 17:57:15,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:57:15,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:15,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:16,389 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:19,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:19,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 301 states and 528 transitions. [2022-11-20 17:57:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 528 transitions. [2022-11-20 17:57:19,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:57:19,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:19,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:22,147 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:22,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 304 states and 531 transitions. [2022-11-20 17:57:22,961 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 531 transitions. [2022-11-20 17:57:22,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:57:22,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:22,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:26,288 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:28,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:28,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 308 states and 536 transitions. [2022-11-20 17:57:28,369 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 536 transitions. [2022-11-20 17:57:28,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:57:28,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:28,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:32,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 315 states and 544 transitions. [2022-11-20 17:57:32,083 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 544 transitions. [2022-11-20 17:57:32,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:57:32,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:32,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:33,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 318 states and 551 transitions. [2022-11-20 17:57:33,844 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 551 transitions. [2022-11-20 17:57:33,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:57:33,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:33,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 323 states and 575 transitions. [2022-11-20 17:57:38,021 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 575 transitions. [2022-11-20 17:57:38,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:57:38,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:38,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:41,726 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 585 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:44,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 330 states and 583 transitions. [2022-11-20 17:57:44,747 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 583 transitions. [2022-11-20 17:57:44,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:57:44,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:44,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:45,376 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:48,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:48,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 337 states and 591 transitions. [2022-11-20 17:57:48,020 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 591 transitions. [2022-11-20 17:57:48,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:57:48,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:48,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:49,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 340 states and 598 transitions. [2022-11-20 17:57:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 598 transitions. [2022-11-20 17:57:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 17:57:49,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:49,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:53,825 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 679 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:54,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 343 states and 601 transitions. [2022-11-20 17:57:54,753 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 601 transitions. [2022-11-20 17:57:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 17:57:54,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:54,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 0 proven. 665 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:58,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:58,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 348 states and 626 transitions. [2022-11-20 17:57:58,378 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 626 transitions. [2022-11-20 17:57:58,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 17:57:58,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:58,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:02,431 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 679 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:04,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 352 states and 631 transitions. [2022-11-20 17:58:04,648 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 631 transitions. [2022-11-20 17:58:04,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 17:58:04,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:04,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:05,350 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 0 proven. 665 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:08,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 359 states and 639 transitions. [2022-11-20 17:58:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 639 transitions. [2022-11-20 17:58:08,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:58:08,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:08,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:10,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 362 states and 646 transitions. [2022-11-20 17:58:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 646 transitions. [2022-11-20 17:58:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:58:10,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:10,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:11,074 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:13,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 367 states and 672 transitions. [2022-11-20 17:58:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 672 transitions. [2022-11-20 17:58:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:58:13,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:13,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 780 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:21,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 374 states and 680 transitions. [2022-11-20 17:58:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 680 transitions. [2022-11-20 17:58:21,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:58:21,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:21,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:25,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 381 states and 688 transitions. [2022-11-20 17:58:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 688 transitions. [2022-11-20 17:58:25,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:58:25,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:25,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:26,044 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:27,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 384 states and 695 transitions. [2022-11-20 17:58:27,749 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 695 transitions. [2022-11-20 17:58:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:58:27,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:27,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:32,938 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 888 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:33,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:33,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 387 states and 698 transitions. [2022-11-20 17:58:33,970 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 698 transitions. [2022-11-20 17:58:33,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:58:33,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:33,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:35,068 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:38,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:38,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 392 states and 725 transitions. [2022-11-20 17:58:38,176 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 725 transitions. [2022-11-20 17:58:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:58:38,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:38,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:43,269 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 888 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:45,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:45,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 396 states and 730 transitions. [2022-11-20 17:58:45,886 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 730 transitions. [2022-11-20 17:58:45,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 17:58:45,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:45,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:50,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 403 states and 738 transitions. [2022-11-20 17:58:50,064 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 738 transitions. [2022-11-20 17:58:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:58:50,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:50,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:50,238 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 0 proven. 920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 406 states and 745 transitions. [2022-11-20 17:58:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 745 transitions. [2022-11-20 17:58:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 17:58:51,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:51,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:57,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 1003 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 409 states and 748 transitions. [2022-11-20 17:58:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 748 transitions. [2022-11-20 17:58:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 17:58:58,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:58,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:00,024 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 0 proven. 986 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 414 states and 776 transitions. [2022-11-20 17:59:03,290 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 776 transitions. [2022-11-20 17:59:03,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 17:59:03,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:03,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:08,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 1003 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:11,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:11,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 418 states and 781 transitions. [2022-11-20 17:59:11,602 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 781 transitions. [2022-11-20 17:59:11,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 17:59:11,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:11,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:12,547 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 0 proven. 986 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:15,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:15,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 425 states and 789 transitions. [2022-11-20 17:59:15,947 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 789 transitions. [2022-11-20 17:59:15,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 17:59:15,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:15,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:16,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 0 proven. 1037 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 428 states and 796 transitions. [2022-11-20 17:59:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 796 transitions. [2022-11-20 17:59:18,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 17:59:18,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:18,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:19,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:22,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:22,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 433 states and 825 transitions. [2022-11-20 17:59:22,637 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 825 transitions. [2022-11-20 17:59:22,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 17:59:22,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:22,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:29,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 1125 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:30,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:30,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 436 states and 828 transitions. [2022-11-20 17:59:30,411 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 828 transitions. [2022-11-20 17:59:30,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 17:59:30,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:30,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:36,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 1125 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:39,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:39,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 440 states and 833 transitions. [2022-11-20 17:59:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 833 transitions. [2022-11-20 17:59:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-20 17:59:39,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:39,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:40,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:44,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 447 states and 841 transitions. [2022-11-20 17:59:44,363 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 841 transitions. [2022-11-20 17:59:44,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 17:59:44,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:44,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:44,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 0 proven. 1161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:46,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:46,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 450 states and 848 transitions. [2022-11-20 17:59:46,496 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 848 transitions. [2022-11-20 17:59:46,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-20 17:59:46,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:46,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:53,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 1254 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:55,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 453 states and 851 transitions. [2022-11-20 17:59:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 851 transitions. [2022-11-20 17:59:55,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-20 17:59:55,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:55,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 0 proven. 1235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:00,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 458 states and 881 transitions. [2022-11-20 18:00:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 881 transitions. [2022-11-20 18:00:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-20 18:00:00,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:00,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:07,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 1254 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:10,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:10,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 462 states and 886 transitions. [2022-11-20 18:00:10,375 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 886 transitions. [2022-11-20 18:00:10,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-20 18:00:10,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:10,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:10,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 0 proven. 1235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:14,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:14,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 469 states and 893 transitions. [2022-11-20 18:00:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 893 transitions. [2022-11-20 18:00:14,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 18:00:14,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:14,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 0 proven. 1292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:16,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:16,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 472 states and 900 transitions. [2022-11-20 18:00:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 900 transitions. [2022-11-20 18:00:16,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 18:00:16,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:16,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 1370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 477 states and 931 transitions. [2022-11-20 18:00:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 931 transitions. [2022-11-20 18:00:21,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 18:00:21,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:21,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:29,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1390 backedges. 1390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:33,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:33,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 175 states and 213 transitions. [2022-11-20 18:00:33,845 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 213 transitions. [2022-11-20 18:00:33,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 18:00:33,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:33,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 1107 proven. 263 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:45,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 155 states and 174 transitions. [2022-11-20 18:00:45,117 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 174 transitions. [2022-11-20 18:00:45,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-20 18:00:45,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:45,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:45,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2022-11-20 18:00:45,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 154 states and 173 transitions. [2022-11-20 18:00:45,230 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 173 transitions. [2022-11-20 18:00:45,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-20 18:00:45,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:45,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:45,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2022-11-20 18:00:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 153 states and 172 transitions. [2022-11-20 18:00:46,241 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 172 transitions. [2022-11-20 18:00:46,242 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:00:46,242 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 111 iterations. [2022-11-20 18:00:46,251 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 18:00:47,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:00:47 ImpRootNode [2022-11-20 18:00:47,700 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:00:47,700 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:00:47,700 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:00:47,701 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:00:47,701 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:25" (3/4) ... [2022-11-20 18:00:47,704 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:00:47,710 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sum [2022-11-20 18:00:47,714 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 18:00:47,714 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 18:00:47,714 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 18:00:47,714 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:00:47,748 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:00:47,749 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:00:47,752 INFO L158 Benchmark]: Toolchain (without parser) took 322519.85ms. Allocated memory was 151.0MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 111.5MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 589.4MB. Max. memory is 16.1GB. [2022-11-20 18:00:47,753 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:47,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.69ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 101.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:47,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.86ms. Allocated memory is still 151.0MB. Free memory was 101.7MB in the beginning and 100.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:47,757 INFO L158 Benchmark]: Boogie Preprocessor took 23.90ms. Allocated memory is still 151.0MB. Free memory was 100.2MB in the beginning and 98.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:47,757 INFO L158 Benchmark]: RCFGBuilder took 382.00ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 87.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:47,757 INFO L158 Benchmark]: CodeCheck took 321718.14ms. Allocated memory was 151.0MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 87.8MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 564.3MB. Max. memory is 16.1GB. [2022-11-20 18:00:47,758 INFO L158 Benchmark]: Witness Printer took 51.45ms. Allocated memory is still 2.0GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:47,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 26 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 320.2s, OverallIterations: 111, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 59768 SdHoareTripleChecker+Valid, 222.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58315 mSDsluCounter, 8388 SdHoareTripleChecker+Invalid, 180.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 24345 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 176728 IncrementalHoareTripleChecker+Invalid, 201073 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24345 mSolverCounterUnsat, 8380 mSDtfsCounter, 176728 mSolverCounterSat, 4.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61574 GetRequests, 59462 SyntacticMatches, 972 SemanticMatches, 1140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1447991 ImplicationChecksByTransitivity, 293.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 144.7s InterpolantComputationTime, 8125 NumberOfCodeBlocks, 8125 NumberOfCodeBlocksAsserted, 110 NumberOfCheckSat, 8015 ConstructedInterpolants, 0 QuantifiedInterpolants, 25796 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 110 InterpolantComputations, 43 PerfectInterpolantSequences, 22165/50308 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.69ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 101.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.86ms. Allocated memory is still 151.0MB. Free memory was 101.7MB in the beginning and 100.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.90ms. Allocated memory is still 151.0MB. Free memory was 100.2MB in the beginning and 98.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.00ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 87.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 321718.14ms. Allocated memory was 151.0MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 87.8MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 564.3MB. Max. memory is 16.1GB. * Witness Printer took 51.45ms. Allocated memory is still 2.0GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:00:47,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41558738-a444-43cf-bdbc-76d8d72185b5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE