./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg --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 b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 --- 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-b5237d8 [2022-11-21 22:19:05,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:19:05,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:19:05,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:19:05,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:19:05,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:19:05,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:19:05,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:19:05,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:19:05,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:19:05,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:19:05,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:19:05,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:19:05,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:19:05,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:19:05,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:19:05,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:19:05,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:19:05,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:19:05,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:19:05,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:19:05,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:19:05,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:19:05,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:19:05,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:19:05,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:19:05,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:19:05,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:19:05,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:19:05,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:19:05,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:19:05,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:19:05,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:19:05,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:19:05,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:19:05,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:19:05,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:19:05,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:19:05,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:19:05,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:19:05,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:19:05,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:19:05,453 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:19:05,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:19:05,454 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:19:05,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:19:05,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:19:05,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:19:05,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:19:05,456 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:19:05,456 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:19:05,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:19:05,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:19:05,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:19:05,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:19:05,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:19:05,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:19:05,458 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:19:05,459 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:19:05,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:19:05,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:19:05,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:19:05,460 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:19:05,460 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:19:05,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:19:05,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:19:05,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:19:05,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:19:05,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:19:05,462 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:19:05,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:19:05,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:19:05,463 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_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 [2022-11-21 22:19:05,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:19:05,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:19:05,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:19:05,756 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:19:05,757 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:19:05,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2022-11-21 22:19:08,919 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:19:09,230 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:19:09,231 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2022-11-21 22:19:09,243 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/data/f35237242/e0c50113d67240588bea1b007542a1f0/FLAG17d24b145 [2022-11-21 22:19:09,258 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/data/f35237242/e0c50113d67240588bea1b007542a1f0 [2022-11-21 22:19:09,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:19:09,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:19:09,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:19:09,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:19:09,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:19:09,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@595a132e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09, skipping insertion in model container [2022-11-21 22:19:09,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:19:09,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:19:09,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:19:09,691 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:19:09,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:19:09,769 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:19:09,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09 WrapperNode [2022-11-21 22:19:09,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:19:09,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:19:09,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:19:09,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:19:09,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,811 INFO L138 Inliner]: procedures = 126, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2022-11-21 22:19:09,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:19:09,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:19:09,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:19:09,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:19:09,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:19:09,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:19:09,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:19:09,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:19:09,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:09" (1/1) ... [2022-11-21 22:19:09,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:19:09,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:19:09,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:19:09,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:19:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:19:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:19:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:19:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:19:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:19:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:19:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 22:19:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:19:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:19:09,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:19:10,039 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:19:10,041 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:19:10,261 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:19:10,470 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:19:10,487 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:19:10,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:19:10 BoogieIcfgContainer [2022-11-21 22:19:10,489 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:19:10,490 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:19:10,490 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:19:10,500 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:19:10,500 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:19:10" (1/1) ... [2022-11-21 22:19:10,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:19:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-21 22:19:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-21 22:19:10,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:19:10,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:10,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:10,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:10,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 22:19:10,945 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 22:19:10,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:19:10,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:10,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:11,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:11,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-11-21 22:19:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-11-21 22:19:11,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:19:11,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:11,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-11-21 22:19:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-21 22:19:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:19:11,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:11,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:11,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:11,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-11-21 22:19:11,650 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-11-21 22:19:11,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:19:11,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:11,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:11,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-11-21 22:19:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-11-21 22:19:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:19:11,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:11,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:12,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:12,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:12,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-11-21 22:19:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-11-21 22:19:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:19:12,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:12,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:12,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:12,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:12,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-21 22:19:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-21 22:19:12,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:19:12,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:12,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:12,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:12,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-11-21 22:19:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-11-21 22:19:12,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:19:12,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:12,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:12,868 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2022-11-21 22:19:13,547 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2022-11-21 22:19:13,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:19:13,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:13,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:13,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:14,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:14,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2022-11-21 22:19:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2022-11-21 22:19:14,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:19:14,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:14,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:14,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:14,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:14,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 45 states and 60 transitions. [2022-11-21 22:19:14,514 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-21 22:19:14,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:19:14,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:14,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:15,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2022-11-21 22:19:15,452 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-21 22:19:15,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:19:15,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:15,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:15,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:15,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2022-11-21 22:19:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-21 22:19:15,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:19:15,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:15,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2022-11-21 22:19:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2022-11-21 22:19:16,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:19:16,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:16,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:16,967 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2022-11-21 22:19:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2022-11-21 22:19:17,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:19:17,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:17,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:18,011 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:18,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:18,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2022-11-21 22:19:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2022-11-21 22:19:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:19:18,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:18,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:18,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:19:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2022-11-21 22:19:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-11-21 22:19:18,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:19:18,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:18,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:18,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:18,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:18,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2022-11-21 22:19:18,696 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2022-11-21 22:19:18,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:19:18,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:18,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:18,982 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:19,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:19,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2022-11-21 22:19:19,323 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2022-11-21 22:19:19,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:19:19,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:19,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:19,610 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:20,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:20,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2022-11-21 22:19:20,877 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2022-11-21 22:19:20,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:19:20,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:20,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:20,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:21,102 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:22,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-21 22:19:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-21 22:19:22,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:19:22,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:22,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:22,398 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:22,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:22,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2022-11-21 22:19:22,631 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2022-11-21 22:19:22,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:19:22,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:22,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:22,848 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:22,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2022-11-21 22:19:22,866 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2022-11-21 22:19:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:19:22,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:22,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:23,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:23,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2022-11-21 22:19:23,658 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2022-11-21 22:19:23,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:19:23,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:23,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:25,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2022-11-21 22:19:25,528 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2022-11-21 22:19:25,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:19:25,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:25,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:25,842 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:26,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 96 states and 130 transitions. [2022-11-21 22:19:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 130 transitions. [2022-11-21 22:19:26,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:19:26,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:26,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:27,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:27,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 99 states and 134 transitions. [2022-11-21 22:19:27,561 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 134 transitions. [2022-11-21 22:19:27,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:19:27,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:27,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:27,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 100 states and 134 transitions. [2022-11-21 22:19:27,922 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2022-11-21 22:19:27,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:19:27,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:27,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:28,324 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:28,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 104 states and 141 transitions. [2022-11-21 22:19:28,837 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 141 transitions. [2022-11-21 22:19:28,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:19:28,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:28,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:29,405 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 60 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:31,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:31,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2022-11-21 22:19:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2022-11-21 22:19:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:19:31,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:31,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:31,493 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:32,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:32,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2022-11-21 22:19:32,793 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2022-11-21 22:19:32,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:19:32,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:32,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:33,229 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:33,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:33,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 117 states and 158 transitions. [2022-11-21 22:19:33,563 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 158 transitions. [2022-11-21 22:19:33,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:19:33,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:33,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:33,886 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:33,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:33,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 118 states and 158 transitions. [2022-11-21 22:19:33,906 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 158 transitions. [2022-11-21 22:19:33,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:19:33,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:33,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:34,473 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:35,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 122 states and 165 transitions. [2022-11-21 22:19:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 165 transitions. [2022-11-21 22:19:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:19:35,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:35,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:35,600 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 90 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:37,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2022-11-21 22:19:37,532 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2022-11-21 22:19:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 22:19:37,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:37,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:37,951 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:39,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 132 states and 178 transitions. [2022-11-21 22:19:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 178 transitions. [2022-11-21 22:19:39,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:19:39,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:39,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:39,901 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:40,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 135 states and 182 transitions. [2022-11-21 22:19:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 182 transitions. [2022-11-21 22:19:40,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 22:19:40,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:40,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:40,688 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 136 states and 182 transitions. [2022-11-21 22:19:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 182 transitions. [2022-11-21 22:19:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 22:19:40,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:40,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:41,306 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:42,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 140 states and 189 transitions. [2022-11-21 22:19:42,062 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 189 transitions. [2022-11-21 22:19:42,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 22:19:42,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:42,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 126 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:44,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:44,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2022-11-21 22:19:44,975 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2022-11-21 22:19:44,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:19:44,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:44,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 150 states and 202 transitions. [2022-11-21 22:19:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 202 transitions. [2022-11-21 22:19:47,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 22:19:47,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:47,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:48,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 153 states and 206 transitions. [2022-11-21 22:19:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2022-11-21 22:19:48,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 22:19:48,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:48,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 2 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:48,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:48,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 154 states and 206 transitions. [2022-11-21 22:19:48,591 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 206 transitions. [2022-11-21 22:19:48,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 22:19:48,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:48,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:49,357 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:50,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:50,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 158 states and 213 transitions. [2022-11-21 22:19:50,105 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 213 transitions. [2022-11-21 22:19:50,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-21 22:19:50,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:50,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:50,842 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 168 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:53,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:53,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2022-11-21 22:19:53,331 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2022-11-21 22:19:53,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-21 22:19:53,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:53,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:53,909 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:55,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 168 states and 226 transitions. [2022-11-21 22:19:55,729 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 226 transitions. [2022-11-21 22:19:55,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 22:19:55,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:55,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:56,326 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:56,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 171 states and 230 transitions. [2022-11-21 22:19:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 230 transitions. [2022-11-21 22:19:56,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 22:19:56,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:56,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:57,304 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 2 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2022-11-21 22:19:57,330 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2022-11-21 22:19:57,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 22:19:57,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:57,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:19:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 176 states and 237 transitions. [2022-11-21 22:19:58,927 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 237 transitions. [2022-11-21 22:19:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:19:58,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:58,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 216 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:02,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2022-11-21 22:20:02,590 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2022-11-21 22:20:02,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-21 22:20:02,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:02,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 186 states and 250 transitions. [2022-11-21 22:20:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 250 transitions. [2022-11-21 22:20:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-21 22:20:05,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:05,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:06,036 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 189 states and 254 transitions. [2022-11-21 22:20:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 254 transitions. [2022-11-21 22:20:06,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 22:20:06,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:06,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 2 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:07,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:07,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 190 states and 254 transitions. [2022-11-21 22:20:07,044 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 254 transitions. [2022-11-21 22:20:07,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 22:20:07,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:07,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:08,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:08,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 194 states and 261 transitions. [2022-11-21 22:20:08,852 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 261 transitions. [2022-11-21 22:20:08,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-21 22:20:08,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:08,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:09,713 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:12,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:12,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 200 states and 268 transitions. [2022-11-21 22:20:12,775 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 268 transitions. [2022-11-21 22:20:12,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-21 22:20:12,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:12,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:13,450 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:15,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 204 states and 274 transitions. [2022-11-21 22:20:15,708 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 274 transitions. [2022-11-21 22:20:15,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 22:20:15,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:15,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:16,380 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:16,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:16,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 207 states and 278 transitions. [2022-11-21 22:20:16,920 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 278 transitions. [2022-11-21 22:20:16,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-21 22:20:16,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:16,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:17,517 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 2 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:17,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:17,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 208 states and 278 transitions. [2022-11-21 22:20:17,545 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 278 transitions. [2022-11-21 22:20:17,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-21 22:20:17,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:17,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 212 states and 285 transitions. [2022-11-21 22:20:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 285 transitions. [2022-11-21 22:20:19,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 22:20:19,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:19,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:20,174 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 330 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:23,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 218 states and 292 transitions. [2022-11-21 22:20:23,329 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 292 transitions. [2022-11-21 22:20:23,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 22:20:23,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:23,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 374 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 222 states and 298 transitions. [2022-11-21 22:20:26,560 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 298 transitions. [2022-11-21 22:20:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:20:26,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:26,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:27,286 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:27,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:27,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 225 states and 302 transitions. [2022-11-21 22:20:27,889 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 302 transitions. [2022-11-21 22:20:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 22:20:27,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:27,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:28,446 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 2 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:28,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 226 states and 302 transitions. [2022-11-21 22:20:28,473 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 302 transitions. [2022-11-21 22:20:28,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 22:20:28,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:28,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:30,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:30,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 230 states and 309 transitions. [2022-11-21 22:20:30,476 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 309 transitions. [2022-11-21 22:20:30,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-21 22:20:30,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:30,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:31,439 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 396 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:34,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 236 states and 316 transitions. [2022-11-21 22:20:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 316 transitions. [2022-11-21 22:20:34,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-21 22:20:34,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:34,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:35,758 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:38,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 240 states and 322 transitions. [2022-11-21 22:20:38,285 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 322 transitions. [2022-11-21 22:20:38,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-21 22:20:38,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:38,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:39,202 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 243 states and 326 transitions. [2022-11-21 22:20:39,883 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2022-11-21 22:20:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 22:20:39,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:39,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 2 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:40,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 244 states and 326 transitions. [2022-11-21 22:20:40,528 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 326 transitions. [2022-11-21 22:20:40,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 22:20:40,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:40,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:41,622 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 248 states and 333 transitions. [2022-11-21 22:20:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 333 transitions. [2022-11-21 22:20:42,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-21 22:20:42,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:42,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 468 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:47,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:47,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2022-11-21 22:20:47,565 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2022-11-21 22:20:47,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-21 22:20:47,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:47,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:48,426 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:51,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:51,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 258 states and 346 transitions. [2022-11-21 22:20:51,109 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 346 transitions. [2022-11-21 22:20:51,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-21 22:20:51,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:51,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 261 states and 350 transitions. [2022-11-21 22:20:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 350 transitions. [2022-11-21 22:20:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 22:20:52,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:52,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 2 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:53,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 262 states and 350 transitions. [2022-11-21 22:20:53,488 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 350 transitions. [2022-11-21 22:20:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 22:20:53,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:53,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:56,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 266 states and 357 transitions. [2022-11-21 22:20:56,085 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 357 transitions. [2022-11-21 22:20:56,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 22:20:56,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:56,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:57,297 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 546 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:01,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 272 states and 364 transitions. [2022-11-21 22:21:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 364 transitions. [2022-11-21 22:21:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-21 22:21:01,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:01,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:02,505 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 602 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:05,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:05,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 276 states and 370 transitions. [2022-11-21 22:21:05,424 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 370 transitions. [2022-11-21 22:21:05,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 22:21:05,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:05,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:06,639 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:07,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:07,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 279 states and 374 transitions. [2022-11-21 22:21:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 374 transitions. [2022-11-21 22:21:07,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-21 22:21:07,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:07,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 2 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:08,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 280 states and 374 transitions. [2022-11-21 22:21:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 374 transitions. [2022-11-21 22:21:08,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-21 22:21:08,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:08,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:09,694 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:11,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:11,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 284 states and 381 transitions. [2022-11-21 22:21:11,004 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 381 transitions. [2022-11-21 22:21:11,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-21 22:21:11,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:11,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:12,372 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 630 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:16,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:16,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2022-11-21 22:21:16,933 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2022-11-21 22:21:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-21 22:21:16,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:16,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:18,290 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 690 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:21,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 294 states and 394 transitions. [2022-11-21 22:21:21,398 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 394 transitions. [2022-11-21 22:21:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-21 22:21:21,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:21,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:22,784 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 297 states and 398 transitions. [2022-11-21 22:21:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 398 transitions. [2022-11-21 22:21:23,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-21 22:21:23,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:23,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 2 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:24,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:24,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 298 states and 398 transitions. [2022-11-21 22:21:24,604 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 398 transitions. [2022-11-21 22:21:24,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-21 22:21:24,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:24,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:26,158 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:27,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 302 states and 405 transitions. [2022-11-21 22:21:27,542 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 405 transitions. [2022-11-21 22:21:27,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-21 22:21:27,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:27,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:29,036 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 720 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:33,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:33,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 308 states and 412 transitions. [2022-11-21 22:21:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 412 transitions. [2022-11-21 22:21:33,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 22:21:33,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:33,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:34,874 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 784 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:38,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 312 states and 418 transitions. [2022-11-21 22:21:38,164 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 418 transitions. [2022-11-21 22:21:38,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-21 22:21:38,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:38,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:39,945 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 315 states and 422 transitions. [2022-11-21 22:21:40,858 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 422 transitions. [2022-11-21 22:21:40,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-21 22:21:40,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:40,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 2 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:42,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 316 states and 422 transitions. [2022-11-21 22:21:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 422 transitions. [2022-11-21 22:21:42,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-21 22:21:42,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:42,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:45,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:45,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 320 states and 429 transitions. [2022-11-21 22:21:45,151 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 429 transitions. [2022-11-21 22:21:45,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-21 22:21:45,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:45,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 816 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:51,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:51,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 326 states and 436 transitions. [2022-11-21 22:21:51,836 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 436 transitions. [2022-11-21 22:21:51,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-21 22:21:51,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:51,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:53,188 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 884 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:56,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:56,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 330 states and 442 transitions. [2022-11-21 22:21:56,671 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 442 transitions. [2022-11-21 22:21:56,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-21 22:21:56,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:56,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:59,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 333 states and 446 transitions. [2022-11-21 22:21:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 446 transitions. [2022-11-21 22:21:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-21 22:21:59,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:59,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 2 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:00,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:00,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2022-11-21 22:22:00,386 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2022-11-21 22:22:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-21 22:22:00,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:00,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:02,364 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:03,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 338 states and 453 transitions. [2022-11-21 22:22:03,920 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 453 transitions. [2022-11-21 22:22:03,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-21 22:22:03,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:03,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:05,748 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 918 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:11,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:11,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 344 states and 460 transitions. [2022-11-21 22:22:11,110 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 460 transitions. [2022-11-21 22:22:11,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-21 22:22:11,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:11,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:12,661 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 348 states and 466 transitions. [2022-11-21 22:22:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 466 transitions. [2022-11-21 22:22:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-21 22:22:16,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:16,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:17,902 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:18,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 351 states and 470 transitions. [2022-11-21 22:22:18,859 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 470 transitions. [2022-11-21 22:22:18,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-21 22:22:18,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:18,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:19,935 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 2 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:20,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:20,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 352 states and 470 transitions. [2022-11-21 22:22:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 470 transitions. [2022-11-21 22:22:20,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-21 22:22:20,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:20,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:23,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:23,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 356 states and 477 transitions. [2022-11-21 22:22:23,452 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 477 transitions. [2022-11-21 22:22:23,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-21 22:22:23,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:23,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:25,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 1026 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:30,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 362 states and 484 transitions. [2022-11-21 22:22:30,743 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 484 transitions. [2022-11-21 22:22:30,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-21 22:22:30,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:30,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:32,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 1102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:36,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:36,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 366 states and 490 transitions. [2022-11-21 22:22:36,562 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 490 transitions. [2022-11-21 22:22:36,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-21 22:22:36,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:36,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:38,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 369 states and 494 transitions. [2022-11-21 22:22:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 494 transitions. [2022-11-21 22:22:39,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-21 22:22:39,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:39,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 2 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:40,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:40,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 370 states and 494 transitions. [2022-11-21 22:22:40,817 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 494 transitions. [2022-11-21 22:22:40,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-21 22:22:40,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:40,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:42,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 374 states and 501 transitions. [2022-11-21 22:22:44,619 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 501 transitions. [2022-11-21 22:22:44,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-21 22:22:44,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:44,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 1140 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:50,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 241 states and 260 transitions. [2022-11-21 22:22:50,860 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 260 transitions. [2022-11-21 22:22:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-21 22:22:50,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:50,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:52,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:53,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:53,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 243 states and 263 transitions. [2022-11-21 22:22:53,761 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 263 transitions. [2022-11-21 22:22:53,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-21 22:22:53,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:53,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 2 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:22:55,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:55,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 240 states and 258 transitions. [2022-11-21 22:22:55,308 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 258 transitions. [2022-11-21 22:22:55,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:22:55,309 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 108 iterations. [2022-11-21 22:22:55,317 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:22:56,803 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-11-21 22:22:56,813 INFO L560 CodeCheckObserver]: Invariant with dag size 103 [2022-11-21 22:22:56,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:22:56 ImpRootNode [2022-11-21 22:22:56,821 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:22:56,821 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:22:56,821 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:22:56,822 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:22:56,822 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:19:10" (3/4) ... [2022-11-21 22:22:56,825 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:22:56,837 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-21 22:22:56,838 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 22:22:56,838 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:22:56,838 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:22:56,881 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:22:56,881 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:22:56,882 INFO L158 Benchmark]: Toolchain (without parser) took 227610.19ms. Allocated memory was 174.1MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 131.6MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 521.3MB. Max. memory is 16.1GB. [2022-11-21 22:22:56,882 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:22:56,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.38ms. Allocated memory is still 174.1MB. Free memory was 131.1MB in the beginning and 114.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 22:22:56,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.25ms. Allocated memory is still 174.1MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:22:56,884 INFO L158 Benchmark]: Boogie Preprocessor took 28.01ms. Allocated memory is still 174.1MB. Free memory was 112.3MB in the beginning and 111.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:22:56,884 INFO L158 Benchmark]: RCFGBuilder took 648.31ms. Allocated memory is still 174.1MB. Free memory was 110.6MB in the beginning and 137.6MB in the end (delta: -26.9MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-11-21 22:22:56,885 INFO L158 Benchmark]: CodeCheck took 226330.47ms. Allocated memory was 174.1MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 137.6MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 523.1MB. Max. memory is 16.1GB. [2022-11-21 22:22:56,885 INFO L158 Benchmark]: Witness Printer took 60.26ms. Allocated memory is still 3.1GB. Free memory was 2.6GB in the beginning and 2.6GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:22:56,887 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 1 procedures, 22 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 224.8s, OverallIterations: 108, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27695 SdHoareTripleChecker+Valid, 221.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25844 mSDsluCounter, 5049 SdHoareTripleChecker+Invalid, 196.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4338 mSDsCounter, 26602 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103179 IncrementalHoareTripleChecker+Invalid, 129781 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26602 mSolverCounterUnsat, 711 mSDtfsCounter, 103179 mSolverCounterSat, 2.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49598 GetRequests, 48488 SyntacticMatches, 98 SemanticMatches, 1012 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 498638 ImplicationChecksByTransitivity, 153.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.0s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 77.4s InterpolantComputationTime, 6778 NumberOfCodeBlocks, 6778 NumberOfCodeBlocksAsserted, 107 NumberOfCheckSat, 6671 ConstructedInterpolants, 0 QuantifiedInterpolants, 19955 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 107 InterpolantComputations, 10 PerfectInterpolantSequences, 8026/40201 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: 531]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 531]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 545]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 545]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 560]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 560]: 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 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: length <= 19 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (((((((((((((((((((((c <= 19 && 14 <= c) && !(length <= 13)) && length <= 14) || (((c <= 19 && length <= 3) && 3 <= c) && !(length <= 2))) || (((c <= 19 && 11 <= c) && !(length <= 10)) && length <= 11)) || (((c <= 19 && 6 <= c) && !(length <= 5)) && length <= 6)) || (((c <= 19 && 17 <= c) && length <= 17) && !(length <= 16))) || (((c <= 19 && length <= 9) && !(length <= 8)) && 9 <= c)) || (((c <= 19 && length <= 7) && 7 <= c) && !(length <= 6))) || (((c <= 19 && length <= 1) && 1 <= c) && 1 <= length)) || (((c <= 19 && length <= 16) && 16 <= c) && !(length <= 15))) || (((c <= 19 && length <= 12) && !(length <= 11)) && 12 <= c)) || (c == 0 && length == 0)) || (((c <= 19 && 5 <= c) && !(length <= 4)) && length <= 5)) || (((c <= 19 && length <= 13) && 13 <= c) && !(length <= 12))) || (((c <= 19 && 19 <= c) && length <= 19) && !(length <= 18))) || (((c <= 19 && 10 <= c) && !(length <= 9)) && length <= 10)) || (((c <= 19 && length <= 4) && 4 <= c) && !(length <= 3))) || (((c <= 19 && length <= 2) && !(length <= 1)) && 2 <= c)) || (((c <= 19 && 18 <= c) && length <= 18) && !(length <= 17))) || (((c <= 19 && length <= 15) && 15 <= c) && !(length <= 14))) || (((c <= 19 && !(length <= 7)) && 8 <= c) && length <= 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.38ms. Allocated memory is still 174.1MB. Free memory was 131.1MB in the beginning and 114.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.25ms. Allocated memory is still 174.1MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.01ms. Allocated memory is still 174.1MB. Free memory was 112.3MB in the beginning and 111.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 648.31ms. Allocated memory is still 174.1MB. Free memory was 110.6MB in the beginning and 137.6MB in the end (delta: -26.9MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * CodeCheck took 226330.47ms. Allocated memory was 174.1MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 137.6MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 523.1MB. Max. memory is 16.1GB. * Witness Printer took 60.26ms. Allocated memory is still 3.1GB. Free memory was 2.6GB in the beginning and 2.6GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:22:56,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_909ff30b-b322-40be-8e37-cbd4f69a19bd/bin/ukojak-jW3SillKbg/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