./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/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_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-6b4ec56 [2022-11-20 17:50:58,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:50:58,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:50:58,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:50:58,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:50:58,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:50:58,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:50:58,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:50:58,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:50:58,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:50:58,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:50:58,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:50:58,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:50:58,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:50:58,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:50:58,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:50:58,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:50:58,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:50:58,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:50:58,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:50:58,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:50:58,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:50:58,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:50:58,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:50:58,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:50:58,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:50:58,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:50:58,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:50:58,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:50:58,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:50:58,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:50:58,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:50:58,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:50:58,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:50:58,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:50:58,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:50:58,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:50:58,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:50:58,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:50:58,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:50:58,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:50:58,425 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:50:58,451 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:50:58,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:50:58,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:50:58,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:50:58,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:50:58,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:50:58,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:50:58,455 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:50:58,455 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:50:58,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:50:58,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:50:58,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:50:58,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:50:58,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:50:58,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:50:58,458 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:50:58,458 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:50:58,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:50:58,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:50:58,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:50:58,459 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:50:58,459 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:50:58,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:50:58,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:58,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:50:58,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:50:58,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:50:58,461 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:50:58,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:50:58,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:50:58,462 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_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 [2022-11-20 17:50:58,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:50:58,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:50:58,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:50:58,772 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:50:58,773 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:50:58,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2022-11-20 17:51:01,800 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:51:02,065 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:51:02,070 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2022-11-20 17:51:02,086 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/data/76ca39c22/5fdb8feca98f4d0d95fb61b56374d3b4/FLAGe73a81e08 [2022-11-20 17:51:02,112 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/data/76ca39c22/5fdb8feca98f4d0d95fb61b56374d3b4 [2022-11-20 17:51:02,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:51:02,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:51:02,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:02,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:51:02,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:51:02,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@288211c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02, skipping insertion in model container [2022-11-20 17:51:02,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:51:02,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:51:02,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:02,573 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:51:02,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:02,668 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:51:02,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02 WrapperNode [2022-11-20 17:51:02,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:02,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:02,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:51:02,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:51:02,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,715 INFO L138 Inliner]: procedures = 126, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2022-11-20 17:51:02,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:02,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:51:02,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:51:02,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:51:02,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,752 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:51:02,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:51:02,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:51:02,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:51:02,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:02,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:51:02,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:51:02,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:51:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:51:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:51:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:51:02,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:51:02,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:51:02,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:51:02,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 17:51:02,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:51:02,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:51:02,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:51:02,970 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:51:02,972 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:51:03,237 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:51:03,389 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:51:03,390 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:51:03,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:03 BoogieIcfgContainer [2022-11-20 17:51:03,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:51:03,393 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:51:03,393 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:51:03,415 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:51:03,415 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:51:03,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:03,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-20 17:51:03,505 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-20 17:51:03,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:51:03,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:03,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:03,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:03,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-20 17:51:03,889 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-20 17:51:03,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:51:03,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:03,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:04,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:04,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-11-20 17:51:04,021 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-11-20 17:51:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:51:04,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:04,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:04,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-11-20 17:51:04,447 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-20 17:51:04,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:51:04,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:04,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:04,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:04,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:04,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-11-20 17:51:04,639 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-11-20 17:51:04,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:51:04,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:04,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:04,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-11-20 17:51:04,865 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-11-20 17:51:04,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:51:04,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:04,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:05,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-11-20 17:51:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-11-20 17:51:05,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:51:05,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:05,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:05,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:05,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:05,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-20 17:51:05,379 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-20 17:51:05,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:51:05,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:05,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:05,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:05,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-11-20 17:51:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-11-20 17:51:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:51:05,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:05,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:05,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:06,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2022-11-20 17:51:06,407 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2022-11-20 17:51:06,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:51:06,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:06,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:07,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:07,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2022-11-20 17:51:07,196 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2022-11-20 17:51:07,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:51:07,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:07,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:07,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 45 states and 60 transitions. [2022-11-20 17:51:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-20 17:51:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:51:07,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:07,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:07,514 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:08,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2022-11-20 17:51:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-20 17:51:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:51:08,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:08,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:08,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2022-11-20 17:51:08,732 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-20 17:51:08,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:51:08,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:08,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:08,930 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:09,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:09,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2022-11-20 17:51:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2022-11-20 17:51:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:51:09,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:09,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:10,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2022-11-20 17:51:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2022-11-20 17:51:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:51:10,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:10,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:10,666 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:10,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:10,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2022-11-20 17:51:10,753 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2022-11-20 17:51:10,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:51:10,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:10,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:51:11,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:11,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2022-11-20 17:51:11,062 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-11-20 17:51:11,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:51:11,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:11,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:11,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:11,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2022-11-20 17:51:11,309 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2022-11-20 17:51:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:51:11,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:11,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:11,594 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:11,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2022-11-20 17:51:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2022-11-20 17:51:11,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:51:11,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:11,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2022-11-20 17:51:13,547 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2022-11-20 17:51:13,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:51:13,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:13,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:13,889 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-20 17:51:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-20 17:51:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:51:14,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:14,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:15,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2022-11-20 17:51:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2022-11-20 17:51:15,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:51:15,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:15,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:15,685 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2022-11-20 17:51:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2022-11-20 17:51:15,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:51:15,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:15,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:16,073 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:16,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:16,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2022-11-20 17:51:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2022-11-20 17:51:16,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:51:16,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:16,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:16,930 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2022-11-20 17:51:18,505 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2022-11-20 17:51:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:51:18,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:18,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:18,817 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:20,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:20,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 96 states and 130 transitions. [2022-11-20 17:51:20,016 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 130 transitions. [2022-11-20 17:51:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:51:20,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:20,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:20,337 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:20,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:20,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 99 states and 134 transitions. [2022-11-20 17:51:20,605 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 134 transitions. [2022-11-20 17:51:20,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:51:20,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:20,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 100 states and 134 transitions. [2022-11-20 17:51:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2022-11-20 17:51:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:51:20,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:21,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:21,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 104 states and 141 transitions. [2022-11-20 17:51:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 141 transitions. [2022-11-20 17:51:21,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:51:21,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:21,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:22,443 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 60 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2022-11-20 17:51:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2022-11-20 17:51:24,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:51:24,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:24,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:25,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:25,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2022-11-20 17:51:25,978 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2022-11-20 17:51:25,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:51:25,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:25,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:26,398 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:26,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:26,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 117 states and 158 transitions. [2022-11-20 17:51:26,721 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 158 transitions. [2022-11-20 17:51:26,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:51:26,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:26,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:27,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:27,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 118 states and 158 transitions. [2022-11-20 17:51:27,084 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 158 transitions. [2022-11-20 17:51:27,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:51:27,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:27,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:27,620 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 122 states and 165 transitions. [2022-11-20 17:51:28,210 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 165 transitions. [2022-11-20 17:51:28,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:51:28,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:28,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:28,787 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 90 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:30,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2022-11-20 17:51:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2022-11-20 17:51:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:51:30,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:30,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:31,253 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 132 states and 178 transitions. [2022-11-20 17:51:32,808 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 178 transitions. [2022-11-20 17:51:32,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:51:32,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:32,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:33,286 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:33,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:33,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 135 states and 182 transitions. [2022-11-20 17:51:33,719 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 182 transitions. [2022-11-20 17:51:33,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:51:33,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:33,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 136 states and 182 transitions. [2022-11-20 17:51:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 182 transitions. [2022-11-20 17:51:34,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:51:34,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:34,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:34,762 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:35,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:35,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 140 states and 189 transitions. [2022-11-20 17:51:35,426 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 189 transitions. [2022-11-20 17:51:35,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:51:35,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:35,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 126 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:38,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:38,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2022-11-20 17:51:38,335 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2022-11-20 17:51:38,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:51:38,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:38,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:38,927 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 150 states and 202 transitions. [2022-11-20 17:51:40,600 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 202 transitions. [2022-11-20 17:51:40,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:51:40,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:40,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:41,218 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:41,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:41,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 153 states and 206 transitions. [2022-11-20 17:51:41,636 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2022-11-20 17:51:41,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:51:41,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:41,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:42,108 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 2 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:42,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 154 states and 206 transitions. [2022-11-20 17:51:42,131 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 206 transitions. [2022-11-20 17:51:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:51:42,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:42,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:43,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 158 states and 213 transitions. [2022-11-20 17:51:43,639 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 213 transitions. [2022-11-20 17:51:43,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:51:43,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:43,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 168 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:46,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:46,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2022-11-20 17:51:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2022-11-20 17:51:46,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:51:46,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:46,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:49,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 168 states and 226 transitions. [2022-11-20 17:51:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 226 transitions. [2022-11-20 17:51:49,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:51:49,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:49,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:49,977 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:50,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:50,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 171 states and 230 transitions. [2022-11-20 17:51:50,489 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 230 transitions. [2022-11-20 17:51:50,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:51:50,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:50,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 2 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:51,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:51,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2022-11-20 17:51:51,031 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2022-11-20 17:51:51,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:51:51,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:51,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:51,821 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:52,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:52,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 176 states and 237 transitions. [2022-11-20 17:51:52,689 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 237 transitions. [2022-11-20 17:51:52,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:51:52,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:52,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:53,552 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 216 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:56,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2022-11-20 17:51:56,268 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2022-11-20 17:51:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:51:56,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:56,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:58,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:58,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 186 states and 250 transitions. [2022-11-20 17:51:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 250 transitions. [2022-11-20 17:51:58,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 17:51:58,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:58,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:00,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:00,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 189 states and 254 transitions. [2022-11-20 17:52:00,137 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 254 transitions. [2022-11-20 17:52:00,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:52:00,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:00,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:00,743 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 2 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:00,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:00,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 190 states and 254 transitions. [2022-11-20 17:52:00,772 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 254 transitions. [2022-11-20 17:52:00,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:52:00,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:00,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:01,585 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:02,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:02,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 194 states and 261 transitions. [2022-11-20 17:52:02,473 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 261 transitions. [2022-11-20 17:52:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:52:02,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:02,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 200 states and 268 transitions. [2022-11-20 17:52:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 268 transitions. [2022-11-20 17:52:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:52:06,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:06,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:09,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:09,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 204 states and 274 transitions. [2022-11-20 17:52:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 274 transitions. [2022-11-20 17:52:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:52:09,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:09,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:10,227 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:10,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:10,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 207 states and 278 transitions. [2022-11-20 17:52:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 278 transitions. [2022-11-20 17:52:10,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:52:10,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:10,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:11,335 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 2 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:11,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:11,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 208 states and 278 transitions. [2022-11-20 17:52:11,361 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 278 transitions. [2022-11-20 17:52:11,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:52:11,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:11,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:13,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 212 states and 285 transitions. [2022-11-20 17:52:13,332 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 285 transitions. [2022-11-20 17:52:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:52:13,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:13,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 330 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:17,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:17,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 218 states and 292 transitions. [2022-11-20 17:52:17,658 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 292 transitions. [2022-11-20 17:52:17,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:52:17,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:17,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:18,571 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 374 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:21,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:21,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 222 states and 298 transitions. [2022-11-20 17:52:21,034 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 298 transitions. [2022-11-20 17:52:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:52:21,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:21,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:22,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:22,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 225 states and 302 transitions. [2022-11-20 17:52:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 302 transitions. [2022-11-20 17:52:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:52:22,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:22,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 2 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:23,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:23,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 226 states and 302 transitions. [2022-11-20 17:52:23,290 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 302 transitions. [2022-11-20 17:52:23,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:52:23,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:23,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:24,343 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:25,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:25,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 230 states and 309 transitions. [2022-11-20 17:52:25,399 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 309 transitions. [2022-11-20 17:52:25,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:52:25,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:25,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:26,431 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 396 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:29,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 236 states and 316 transitions. [2022-11-20 17:52:29,915 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 316 transitions. [2022-11-20 17:52:29,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:52:29,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:29,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:33,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:33,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 240 states and 322 transitions. [2022-11-20 17:52:33,601 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 322 transitions. [2022-11-20 17:52:33,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:52:33,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:33,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:34,613 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:35,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:35,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 243 states and 326 transitions. [2022-11-20 17:52:35,269 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2022-11-20 17:52:35,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:52:35,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:35,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:36,056 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 2 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:36,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:36,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 244 states and 326 transitions. [2022-11-20 17:52:36,085 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 326 transitions. [2022-11-20 17:52:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:52:36,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:36,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:37,263 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:38,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:38,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 248 states and 333 transitions. [2022-11-20 17:52:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 333 transitions. [2022-11-20 17:52:38,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:52:38,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:38,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:39,616 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 468 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:43,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2022-11-20 17:52:43,434 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2022-11-20 17:52:43,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:52:43,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:43,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:44,394 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:47,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 258 states and 346 transitions. [2022-11-20 17:52:47,094 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 346 transitions. [2022-11-20 17:52:47,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:52:47,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:47,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 261 states and 350 transitions. [2022-11-20 17:52:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 350 transitions. [2022-11-20 17:52:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:52:48,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:48,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:49,678 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 2 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:49,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:49,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 262 states and 350 transitions. [2022-11-20 17:52:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 350 transitions. [2022-11-20 17:52:49,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:52:49,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:49,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:51,081 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:52,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 266 states and 357 transitions. [2022-11-20 17:52:52,300 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 357 transitions. [2022-11-20 17:52:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:52:52,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:52,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 546 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:57,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:57,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 272 states and 364 transitions. [2022-11-20 17:52:57,703 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 364 transitions. [2022-11-20 17:52:57,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:52:57,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:57,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 602 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:01,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:01,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 276 states and 370 transitions. [2022-11-20 17:53:01,797 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 370 transitions. [2022-11-20 17:53:01,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:53:01,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:01,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:02,925 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:03,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:03,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 279 states and 374 transitions. [2022-11-20 17:53:03,692 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 374 transitions. [2022-11-20 17:53:03,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:53:03,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:03,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:04,491 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 2 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:04,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 280 states and 374 transitions. [2022-11-20 17:53:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 374 transitions. [2022-11-20 17:53:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:53:04,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:04,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 284 states and 381 transitions. [2022-11-20 17:53:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 381 transitions. [2022-11-20 17:53:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 17:53:07,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:07,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:08,833 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 630 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:13,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:13,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2022-11-20 17:53:13,276 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2022-11-20 17:53:13,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:53:13,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:13,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:14,485 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 690 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:17,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:17,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 294 states and 394 transitions. [2022-11-20 17:53:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 394 transitions. [2022-11-20 17:53:17,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:53:17,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:17,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:19,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:19,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 297 states and 398 transitions. [2022-11-20 17:53:19,626 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 398 transitions. [2022-11-20 17:53:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 17:53:19,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:19,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:20,585 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 2 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 298 states and 398 transitions. [2022-11-20 17:53:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 398 transitions. [2022-11-20 17:53:20,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 17:53:20,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:20,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:23,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 302 states and 405 transitions. [2022-11-20 17:53:23,522 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 405 transitions. [2022-11-20 17:53:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 17:53:23,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:23,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:25,221 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 720 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:30,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:30,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 308 states and 412 transitions. [2022-11-20 17:53:30,005 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 412 transitions. [2022-11-20 17:53:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:53:30,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:30,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:31,105 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 784 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 312 states and 418 transitions. [2022-11-20 17:53:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 418 transitions. [2022-11-20 17:53:34,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 17:53:34,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:34,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:35,875 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:36,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:36,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 315 states and 422 transitions. [2022-11-20 17:53:36,728 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 422 transitions. [2022-11-20 17:53:36,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:53:36,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:36,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 2 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 316 states and 422 transitions. [2022-11-20 17:53:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 422 transitions. [2022-11-20 17:53:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:53:37,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:37,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:39,322 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:40,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 320 states and 429 transitions. [2022-11-20 17:53:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 429 transitions. [2022-11-20 17:53:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 17:53:40,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:40,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:42,460 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 816 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:47,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:47,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 326 states and 436 transitions. [2022-11-20 17:53:47,274 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 436 transitions. [2022-11-20 17:53:47,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:53:47,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:47,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:48,547 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 884 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:52,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:52,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 330 states and 442 transitions. [2022-11-20 17:53:52,150 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 442 transitions. [2022-11-20 17:53:52,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:53:52,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:52,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:53,395 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:54,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:54,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 333 states and 446 transitions. [2022-11-20 17:53:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 446 transitions. [2022-11-20 17:53:54,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:53:54,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:54,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:55,498 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 2 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:55,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:55,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2022-11-20 17:53:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2022-11-20 17:53:55,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:53:55,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:55,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:58,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:58,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 338 states and 453 transitions. [2022-11-20 17:53:58,713 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 453 transitions. [2022-11-20 17:53:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:53:58,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:58,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:00,682 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 918 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:05,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 344 states and 460 transitions. [2022-11-20 17:54:05,938 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 460 transitions. [2022-11-20 17:54:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:54:05,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:05,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:11,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 348 states and 466 transitions. [2022-11-20 17:54:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 466 transitions. [2022-11-20 17:54:11,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 17:54:11,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:11,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 351 states and 470 transitions. [2022-11-20 17:54:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 470 transitions. [2022-11-20 17:54:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:54:13,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 2 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:14,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:14,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 352 states and 470 transitions. [2022-11-20 17:54:14,685 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 470 transitions. [2022-11-20 17:54:14,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:54:14,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:14,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:18,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:18,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 356 states and 477 transitions. [2022-11-20 17:54:18,017 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 477 transitions. [2022-11-20 17:54:18,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 17:54:18,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:18,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:19,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 1026 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:25,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 362 states and 484 transitions. [2022-11-20 17:54:25,416 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 484 transitions. [2022-11-20 17:54:25,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:54:25,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:25,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:26,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 1102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:30,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 366 states and 490 transitions. [2022-11-20 17:54:30,870 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 490 transitions. [2022-11-20 17:54:30,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 17:54:30,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:30,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:33,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 369 states and 494 transitions. [2022-11-20 17:54:33,492 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 494 transitions. [2022-11-20 17:54:33,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:54:33,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:33,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:34,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 2 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:34,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 370 states and 494 transitions. [2022-11-20 17:54:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 494 transitions. [2022-11-20 17:54:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:54:34,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:34,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:38,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 374 states and 501 transitions. [2022-11-20 17:54:38,572 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 501 transitions. [2022-11-20 17:54:38,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 17:54:38,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:38,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:39,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 1140 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:44,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:44,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 241 states and 260 transitions. [2022-11-20 17:54:44,566 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 260 transitions. [2022-11-20 17:54:44,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 17:54:44,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:44,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:46,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:47,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:47,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 243 states and 263 transitions. [2022-11-20 17:54:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 263 transitions. [2022-11-20 17:54:47,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-20 17:54:47,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:47,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 2 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:48,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:48,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 240 states and 258 transitions. [2022-11-20 17:54:48,890 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 258 transitions. [2022-11-20 17:54:48,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:54:48,890 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 108 iterations. [2022-11-20 17:54:48,898 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:54:50,366 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-11-20 17:54:50,376 INFO L560 CodeCheckObserver]: Invariant with dag size 103 [2022-11-20 17:54:50,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:54:50 ImpRootNode [2022-11-20 17:54:50,382 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:54:50,383 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:54:50,383 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:54:50,383 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:54:50,384 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:03" (3/4) ... [2022-11-20 17:54:50,387 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:54:50,397 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-20 17:54:50,397 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 17:54:50,397 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:54:50,398 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:54:50,446 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:54:50,446 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:54:50,447 INFO L158 Benchmark]: Toolchain (without parser) took 228327.94ms. Allocated memory was 157.3MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 124.0MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 571.0MB. Max. memory is 16.1GB. [2022-11-20 17:54:50,447 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:54:50,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.05ms. Allocated memory is still 157.3MB. Free memory was 124.0MB in the beginning and 121.0MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:54:50,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.39ms. Allocated memory is still 157.3MB. Free memory was 121.0MB in the beginning and 118.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:54:50,449 INFO L158 Benchmark]: Boogie Preprocessor took 40.39ms. Allocated memory is still 157.3MB. Free memory was 118.9MB in the beginning and 116.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:54:50,449 INFO L158 Benchmark]: RCFGBuilder took 635.70ms. Allocated memory is still 157.3MB. Free memory was 116.8MB in the beginning and 95.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:54:50,450 INFO L158 Benchmark]: CodeCheck took 226989.12ms. Allocated memory was 157.3MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 95.8MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 540.8MB. Max. memory is 16.1GB. [2022-11-20 17:54:50,450 INFO L158 Benchmark]: Witness Printer took 63.30ms. Allocated memory is still 3.1GB. Free memory was 2.5GB in the beginning and 2.5GB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:54:50,452 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: 225.4s, 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, 225.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25844 mSDsluCounter, 5049 SdHoareTripleChecker+Invalid, 197.8s 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, 2.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49598 GetRequests, 48488 SyntacticMatches, 98 SemanticMatches, 1012 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 498638 ImplicationChecksByTransitivity, 154.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.9s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 77.0s 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 0.25ms. Allocated memory is still 125.8MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.05ms. Allocated memory is still 157.3MB. Free memory was 124.0MB in the beginning and 121.0MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.39ms. Allocated memory is still 157.3MB. Free memory was 121.0MB in the beginning and 118.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.39ms. Allocated memory is still 157.3MB. Free memory was 118.9MB in the beginning and 116.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 635.70ms. Allocated memory is still 157.3MB. Free memory was 116.8MB in the beginning and 95.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 226989.12ms. Allocated memory was 157.3MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 95.8MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 540.8MB. Max. memory is 16.1GB. * Witness Printer took 63.30ms. Allocated memory is still 3.1GB. Free memory was 2.5GB in the beginning and 2.5GB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:54:50,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8781b9d-a530-4f3e-8ecd-18627bf04b1a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE