./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c --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_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/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_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/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_88e69ea6-8883-4577-b0f2-ca2c974a4f23/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 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 --- 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 17:26:01,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:26:01,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:26:01,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:26:01,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:26:01,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:26:01,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:26:01,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:26:01,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:26:01,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:26:01,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:26:01,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:26:01,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:26:01,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:26:01,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:26:01,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:26:01,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:26:01,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:26:01,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:26:01,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:26:01,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:26:01,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:26:01,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:26:01,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:26:01,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:26:01,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:26:01,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:26:01,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:26:01,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:26:01,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:26:01,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:26:01,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:26:01,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:26:01,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:26:01,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:26:01,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:26:01,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:26:01,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:26:01,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:26:01,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:26:01,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:26:01,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:26:01,532 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:26:01,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:26:01,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:26:01,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:26:01,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:26:01,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:26:01,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:26:01,539 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:26:01,539 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:26:01,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:26:01,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:26:01,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:26:01,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:26:01,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:26:01,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:26:01,542 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:26:01,542 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:26:01,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:26:01,543 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:26:01,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:26:01,543 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:26:01,544 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:26:01,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:26:01,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:26:01,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:26:01,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:26:01,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:26:01,546 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:26:01,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:26:01,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:26:01,547 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_88e69ea6-8883-4577-b0f2-ca2c974a4f23/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 [2022-11-20 17:26:01,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:26:01,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:26:01,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:26:01,931 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:26:01,932 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:26:01,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-nla/egcd-both-nt.c [2022-11-20 17:26:05,082 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:26:05,332 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:26:05,333 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/sv-benchmarks/c/termination-nla/egcd-both-nt.c [2022-11-20 17:26:05,340 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/data/616193e04/407aefcb9702413187031ddd3a3f7542/FLAG1ba3e5221 [2022-11-20 17:26:05,357 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/data/616193e04/407aefcb9702413187031ddd3a3f7542 [2022-11-20 17:26:05,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:26:05,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:26:05,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:26:05,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:26:05,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:26:05,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8532bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05, skipping insertion in model container [2022-11-20 17:26:05,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:26:05,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:26:05,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:05,603 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:26:05,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:05,649 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:26:05,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05 WrapperNode [2022-11-20 17:26:05,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:26:05,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:26:05,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:26:05,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:26:05,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,694 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-11-20 17:26:05,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:26:05,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:26:05,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:26:05,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:26:05,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,734 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:26:05,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:26:05,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:26:05,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:26:05,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:05" (1/1) ... [2022-11-20 17:26:05,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:26:05,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:26:05,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:26:05,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:26:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:26:05,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:26:05,890 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:26:05,893 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:26:06,181 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:26:06,202 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:26:06,203 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:26:06,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:06 BoogieIcfgContainer [2022-11-20 17:26:06,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:26:06,206 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:26:06,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:26:06,230 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:26:06,230 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:06" (1/1) ... [2022-11-20 17:26:06,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:26:06,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2022-11-20 17:26:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2022-11-20 17:26:06,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:26:06,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:06,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:06,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:26:06,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:06,507 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 17:26:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2022-11-20 17:26:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2022-11-20 17:26:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:26:06,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:06,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:06,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:26:06,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:06,667 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 17:26:06,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:06,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-11-20 17:26:06,897 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-11-20 17:26:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:26:06,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:06,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:06,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:26:06,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:07,025 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 17:26:07,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:07,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2022-11-20 17:26:07,374 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2022-11-20 17:26:07,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:26:07,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:07,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:07,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:26:07,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:07,447 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 17:26:07,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:07,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 67 transitions. [2022-11-20 17:26:07,873 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2022-11-20 17:26:07,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:26:07,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:07,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:07,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:26:07,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:07,995 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 17:26:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2022-11-20 17:26:08,378 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2022-11-20 17:26:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:26:08,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:08,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:08,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:26:08,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:08,528 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 17:26:08,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2022-11-20 17:26:08,718 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2022-11-20 17:26:08,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:26:08,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:08,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:08,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:26:08,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:08,837 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 17:26:09,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:09,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2022-11-20 17:26:09,519 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2022-11-20 17:26:09,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:26:09,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:09,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:09,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:26:09,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:09,629 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 17:26:10,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:10,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2022-11-20 17:26:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2022-11-20 17:26:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:26:10,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:10,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:10,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:10,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:10,622 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 17:26:10,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2022-11-20 17:26:10,811 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2022-11-20 17:26:10,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:26:10,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:10,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:10,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:10,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:10,841 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 17:26:11,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:11,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2022-11-20 17:26:11,005 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2022-11-20 17:26:11,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:26:11,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:11,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:11,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:26:11,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:11,118 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 17:26:12,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:12,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 89 states and 131 transitions. [2022-11-20 17:26:12,706 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 131 transitions. [2022-11-20 17:26:12,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:26:12,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:12,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:12,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:26:12,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:12,810 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 17:26:14,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:14,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 100 states and 152 transitions. [2022-11-20 17:26:14,572 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2022-11-20 17:26:14,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:26:14,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:14,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:14,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:26:14,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:14,633 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 17:26:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:15,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 104 states and 159 transitions. [2022-11-20 17:26:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 159 transitions. [2022-11-20 17:26:15,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:26:15,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:15,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:15,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:26:15,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:15,357 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 17:26:15,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 108 states and 166 transitions. [2022-11-20 17:26:15,881 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 166 transitions. [2022-11-20 17:26:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:26:15,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:15,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:15,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:26:15,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:16,001 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 17:26:18,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:18,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 121 states and 189 transitions. [2022-11-20 17:26:18,501 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 189 transitions. [2022-11-20 17:26:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:26:18,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:18,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:18,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:26:18,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:18,640 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 17:26:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:21,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 134 states and 213 transitions. [2022-11-20 17:26:21,099 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 213 transitions. [2022-11-20 17:26:21,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:26:21,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:21,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:21,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:26:21,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:21,168 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 17:26:22,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:22,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 140 states and 231 transitions. [2022-11-20 17:26:22,567 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 231 transitions. [2022-11-20 17:26:22,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:26:22,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:22,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:22,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:26:22,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:22,654 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 17:26:23,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 146 states and 250 transitions. [2022-11-20 17:26:23,856 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 250 transitions. [2022-11-20 17:26:23,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:26:23,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:23,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:23,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:26:23,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:24,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:27,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 268 transitions. [2022-11-20 17:26:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 268 transitions. [2022-11-20 17:26:27,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:26:27,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:27,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:27,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:27,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:28,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 162 states and 277 transitions. [2022-11-20 17:26:28,992 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 277 transitions. [2022-11-20 17:26:28,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:26:28,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:28,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:29,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:26:29,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:30,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 166 states and 288 transitions. [2022-11-20 17:26:30,552 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 288 transitions. [2022-11-20 17:26:30,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:26:30,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:30,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:30,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:30,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:30,724 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 17:26:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:32,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 171 states and 300 transitions. [2022-11-20 17:26:32,791 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 300 transitions. [2022-11-20 17:26:32,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:26:32,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:32,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:32,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:32,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:32,847 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 17:26:33,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 172 states and 303 transitions. [2022-11-20 17:26:33,233 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 303 transitions. [2022-11-20 17:26:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:26:33,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:33,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:33,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:26:33,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:33,600 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 17:26:37,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:37,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 181 states and 320 transitions. [2022-11-20 17:26:37,099 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 320 transitions. [2022-11-20 17:26:37,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:26:37,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:37,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:37,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:37,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:43,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 190 states and 343 transitions. [2022-11-20 17:26:43,334 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 343 transitions. [2022-11-20 17:26:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:26:43,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:43,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:43,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:43,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:43,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 192 states and 347 transitions. [2022-11-20 17:26:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 347 transitions. [2022-11-20 17:26:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:26:43,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:43,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:44,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:44,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:44,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 194 states and 352 transitions. [2022-11-20 17:26:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 352 transitions. [2022-11-20 17:26:48,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:26:48,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:48,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:48,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:48,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:48,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:49,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 195 states and 355 transitions. [2022-11-20 17:26:49,338 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 355 transitions. [2022-11-20 17:26:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:26:49,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:49,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:49,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:26:49,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:49,825 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 17:26:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 198 states and 361 transitions. [2022-11-20 17:26:50,895 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 361 transitions. [2022-11-20 17:26:50,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:26:50,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:50,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:50,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:50,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:51,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:58,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 208 states and 387 transitions. [2022-11-20 17:26:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 387 transitions. [2022-11-20 17:26:58,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:26:58,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:58,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:58,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:26:58,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:26:58,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:00,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:00,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 211 states and 395 transitions. [2022-11-20 17:27:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 395 transitions. [2022-11-20 17:27:00,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:00,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:00,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:00,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:00,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:00,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:02,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:02,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 214 states and 403 transitions. [2022-11-20 17:27:02,789 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 403 transitions. [2022-11-20 17:27:02,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:02,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:02,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:02,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:02,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:02,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:05,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 215 states and 407 transitions. [2022-11-20 17:27:05,497 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 407 transitions. [2022-11-20 17:27:05,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:05,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:05,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:05,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:05,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:05,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:08,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:08,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 216 states and 408 transitions. [2022-11-20 17:27:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 408 transitions. [2022-11-20 17:27:08,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:08,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:08,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:08,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:08,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:08,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:09,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 217 states and 411 transitions. [2022-11-20 17:27:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 411 transitions. [2022-11-20 17:27:09,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:09,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:09,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:09,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:09,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 219 states and 415 transitions. [2022-11-20 17:27:10,681 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 415 transitions. [2022-11-20 17:27:10,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:27:10,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:10,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:10,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:27:10,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:11,584 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 17:27:13,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:13,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 222 states and 421 transitions. [2022-11-20 17:27:13,665 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 421 transitions. [2022-11-20 17:27:13,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:27:13,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:13,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:13,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:13,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:14,678 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:24,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 228 states and 434 transitions. [2022-11-20 17:27:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 434 transitions. [2022-11-20 17:27:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:27:24,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:24,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:24,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:24,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:24,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:28,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:28,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 230 states and 438 transitions. [2022-11-20 17:27:28,686 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 438 transitions. [2022-11-20 17:27:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:27:28,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:28,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:28,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:28,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:28,740 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:30,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 231 states and 439 transitions. [2022-11-20 17:27:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 439 transitions. [2022-11-20 17:27:30,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:27:30,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:30,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:30,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:30,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:30,808 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 233 states and 445 transitions. [2022-11-20 17:27:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 445 transitions. [2022-11-20 17:27:33,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:27:33,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:33,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:33,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:33,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:35,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 234 states and 446 transitions. [2022-11-20 17:27:35,972 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 446 transitions. [2022-11-20 17:27:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:27:35,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:35,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:35,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:35,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:36,030 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:40,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 236 states and 448 transitions. [2022-11-20 17:27:40,006 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 448 transitions. [2022-11-20 17:27:40,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:27:40,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:40,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:40,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:40,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:41,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:41,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 237 states and 448 transitions. [2022-11-20 17:27:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 448 transitions. [2022-11-20 17:27:41,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:27:41,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:41,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:41,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 17:27:41,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:43,871 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 17:27:53,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:53,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 257 states and 484 transitions. [2022-11-20 17:27:53,022 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 484 transitions. [2022-11-20 17:27:53,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:27:53,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:53,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:53,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:27:53,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:27:53,724 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:14,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:14,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 264 states and 506 transitions. [2022-11-20 17:28:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 506 transitions. [2022-11-20 17:28:14,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:14,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:14,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:14,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:14,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:19,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:19,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 266 states and 510 transitions. [2022-11-20 17:28:19,900 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 510 transitions. [2022-11-20 17:28:19,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:19,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:19,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:19,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:19,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:19,946 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:30,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:30,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 267 states and 511 transitions. [2022-11-20 17:28:30,868 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 511 transitions. [2022-11-20 17:28:30,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:30,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:30,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:30,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:30,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:30,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:37,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 269 states and 513 transitions. [2022-11-20 17:28:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 513 transitions. [2022-11-20 17:28:37,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:37,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:37,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:37,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:37,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:37,392 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:40,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 270 states and 514 transitions. [2022-11-20 17:28:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 514 transitions. [2022-11-20 17:28:40,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:40,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:40,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:40,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:40,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:40,260 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:45,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:45,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 271 states and 517 transitions. [2022-11-20 17:28:45,110 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 517 transitions. [2022-11-20 17:28:45,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:45,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:45,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:45,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:45,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:47,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 273 states and 520 transitions. [2022-11-20 17:28:47,513 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 520 transitions. [2022-11-20 17:28:47,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:47,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:47,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:47,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:47,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:47,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:49,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:49,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 275 states and 524 transitions. [2022-11-20 17:28:49,205 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 524 transitions. [2022-11-20 17:28:49,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:28:49,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:49,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:49,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:28:49,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:58,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 286 states and 544 transitions. [2022-11-20 17:28:58,162 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 544 transitions. [2022-11-20 17:28:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:28:58,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:58,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:58,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:28:58,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:15,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 299 states and 573 transitions. [2022-11-20 17:29:15,359 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 573 transitions. [2022-11-20 17:29:15,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:29:15,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:15,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:15,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:29:15,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:16,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:25,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:25,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 304 states and 589 transitions. [2022-11-20 17:29:25,498 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 589 transitions. [2022-11-20 17:29:25,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:29:25,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:25,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:25,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:29:25,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:25,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:29,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:29,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 306 states and 599 transitions. [2022-11-20 17:29:29,718 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 599 transitions. [2022-11-20 17:29:29,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:29:29,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:29,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:29,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:29:29,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:30,910 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 316 states and 644 transitions. [2022-11-20 17:29:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 644 transitions. [2022-11-20 17:29:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:29:50,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:50,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:50,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:29:50,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:55,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:55,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 320 states and 653 transitions. [2022-11-20 17:29:55,909 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 653 transitions. [2022-11-20 17:29:55,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:29:55,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:55,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:55,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:29:55,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:55,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:05,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 325 states and 665 transitions. [2022-11-20 17:30:05,954 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 665 transitions. [2022-11-20 17:30:05,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:05,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:05,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:05,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:05,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:06,057 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 331 states and 684 transitions. [2022-11-20 17:30:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 684 transitions. [2022-11-20 17:30:13,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:13,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:13,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:13,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:30:13,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:13,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:14,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 333 states and 688 transitions. [2022-11-20 17:30:14,981 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 688 transitions. [2022-11-20 17:30:14,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:14,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:14,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:15,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:15,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:15,078 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:21,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 337 states and 700 transitions. [2022-11-20 17:30:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 700 transitions. [2022-11-20 17:30:21,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:21,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:21,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:21,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:30:21,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:21,253 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:29,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:29,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 342 states and 710 transitions. [2022-11-20 17:30:29,646 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 710 transitions. [2022-11-20 17:30:29,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:29,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:29,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:29,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:29,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:29,751 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:31,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:31,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 343 states and 710 transitions. [2022-11-20 17:30:31,524 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 710 transitions. [2022-11-20 17:30:31,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:31,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:31,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:31,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:31,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:34,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:34,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 346 states and 719 transitions. [2022-11-20 17:30:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 719 transitions. [2022-11-20 17:30:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:34,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:34,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:34,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:34,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:39,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 348 states and 729 transitions. [2022-11-20 17:30:39,125 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 729 transitions. [2022-11-20 17:30:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:39,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:39,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:39,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:39,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:39,217 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:41,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:41,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 349 states and 731 transitions. [2022-11-20 17:30:41,103 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 731 transitions. [2022-11-20 17:30:41,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:41,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:41,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:41,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:30:41,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:41,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:50,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 354 states and 743 transitions. [2022-11-20 17:30:50,309 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 743 transitions. [2022-11-20 17:30:50,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:50,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:50,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:50,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:30:50,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:50,379 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:56,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:56,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 358 states and 754 transitions. [2022-11-20 17:30:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 754 transitions. [2022-11-20 17:30:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:56,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:56,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:56,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:30:56,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:56,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:58,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:58,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 359 states and 755 transitions. [2022-11-20 17:30:58,788 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 755 transitions. [2022-11-20 17:30:58,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:58,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:58,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:58,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:30:58,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:58,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:02,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:02,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 360 states and 758 transitions. [2022-11-20 17:31:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 758 transitions. [2022-11-20 17:31:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:31:02,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:02,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:02,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:31:02,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:02,354 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:05,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:05,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 362 states and 763 transitions. [2022-11-20 17:31:05,232 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 763 transitions. [2022-11-20 17:31:05,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:31:05,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:05,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:05,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:31:05,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 365 states and 765 transitions. [2022-11-20 17:31:11,059 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 765 transitions. [2022-11-20 17:31:11,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:31:11,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:11,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:11,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:31:11,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:11,152 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 367 states and 770 transitions. [2022-11-20 17:31:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 770 transitions. [2022-11-20 17:31:14,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:31:14,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:14,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:14,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:31:14,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:14,882 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 369 states and 774 transitions. [2022-11-20 17:31:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 774 transitions. [2022-11-20 17:31:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:31:19,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:19,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:19,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:31:19,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:19,235 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:20,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:20,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 371 states and 778 transitions. [2022-11-20 17:31:20,930 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 778 transitions. [2022-11-20 17:31:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:31:20,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:20,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:20,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:20,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:31:20,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:31:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:22,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 371 states and 777 transitions. [2022-11-20 17:31:22,775 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 777 transitions. [2022-11-20 17:31:22,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:31:22,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:22,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:22,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:31:22,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:23,560 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:32,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:32,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 379 states and 794 transitions. [2022-11-20 17:31:32,328 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 794 transitions. [2022-11-20 17:31:32,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:31:32,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:32,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:32,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:31:32,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:41,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:41,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 384 states and 817 transitions. [2022-11-20 17:31:41,317 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 817 transitions. [2022-11-20 17:31:41,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:31:41,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:41,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:41,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:31:41,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:41,399 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:43,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 387 states and 824 transitions. [2022-11-20 17:31:43,954 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 824 transitions. [2022-11-20 17:31:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:31:43,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:43,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:43,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:31:43,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:44,535 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:53,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:53,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 391 states and 834 transitions. [2022-11-20 17:31:53,444 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 834 transitions. [2022-11-20 17:31:53,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:31:53,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:53,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:53,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:31:53,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:10,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:10,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 399 states and 859 transitions. [2022-11-20 17:32:10,555 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 859 transitions. [2022-11-20 17:32:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:10,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:10,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:10,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:10,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:16,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:16,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 403 states and 871 transitions. [2022-11-20 17:32:16,889 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 871 transitions. [2022-11-20 17:32:16,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:16,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:16,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:16,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:16,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:17,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:20,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:20,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 405 states and 872 transitions. [2022-11-20 17:32:20,669 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 872 transitions. [2022-11-20 17:32:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:20,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:20,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:20,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:20,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:29,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 410 states and 888 transitions. [2022-11-20 17:32:29,702 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 888 transitions. [2022-11-20 17:32:29,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:29,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:29,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:32,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:32,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 411 states and 892 transitions. [2022-11-20 17:32:32,102 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 892 transitions. [2022-11-20 17:32:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:32,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:32,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:32,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:32,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:39,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:39,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 415 states and 902 transitions. [2022-11-20 17:32:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 902 transitions. [2022-11-20 17:32:39,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:39,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:39,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:39,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:39,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:39,353 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:42,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:42,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 417 states and 904 transitions. [2022-11-20 17:32:42,412 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 904 transitions. [2022-11-20 17:32:42,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:42,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:42,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:42,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:42,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:46,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:46,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 420 states and 910 transitions. [2022-11-20 17:32:46,550 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 910 transitions. [2022-11-20 17:32:46,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:46,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:46,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:46,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:46,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:46,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:52,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 423 states and 918 transitions. [2022-11-20 17:32:52,813 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 918 transitions. [2022-11-20 17:32:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:52,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:52,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:52,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:52,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:54,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 424 states and 919 transitions. [2022-11-20 17:32:54,111 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 919 transitions. [2022-11-20 17:32:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:54,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:54,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:54,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:54,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:56,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:56,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 425 states and 919 transitions. [2022-11-20 17:32:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 919 transitions. [2022-11-20 17:32:56,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:32:56,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:56,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:56,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:56,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:56,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:02,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 429 states and 928 transitions. [2022-11-20 17:33:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 928 transitions. [2022-11-20 17:33:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:33:02,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:02,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:02,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:33:02,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:33:02,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:04,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:04,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 432 states and 932 transitions. [2022-11-20 17:33:04,503 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 932 transitions. [2022-11-20 17:33:04,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:33:04,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:04,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:04,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:33:04,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:33:05,427 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:16,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 444 states and 954 transitions. [2022-11-20 17:33:16,875 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 954 transitions. [2022-11-20 17:33:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:33:16,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:16,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:16,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:33:16,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:33:17,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:24,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 449 states and 965 transitions. [2022-11-20 17:33:24,830 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 965 transitions. [2022-11-20 17:33:24,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:33:24,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:24,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:24,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:33:24,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:33:25,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:29,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:29,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 452 states and 972 transitions. [2022-11-20 17:33:29,238 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 972 transitions. [2022-11-20 17:33:29,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:33:29,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:29,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:29,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:33:29,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:33:30,440 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:34,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 455 states and 979 transitions. [2022-11-20 17:33:34,455 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 979 transitions. [2022-11-20 17:33:34,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:33:34,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:34,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:34,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:33:34,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:33:35,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 468 states and 1006 transitions. [2022-11-20 17:33:53,491 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1006 transitions. [2022-11-20 17:33:53,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:33:53,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:53,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:53,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:33:53,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:33:53,579 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:00,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:00,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 474 states and 1014 transitions. [2022-11-20 17:34:00,322 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1014 transitions. [2022-11-20 17:34:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:34:00,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:00,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:00,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:00,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:05,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 480 states and 1021 transitions. [2022-11-20 17:34:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1021 transitions. [2022-11-20 17:34:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:34:05,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:05,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:05,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:05,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:07,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:07,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 482 states and 1023 transitions. [2022-11-20 17:34:07,615 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1023 transitions. [2022-11-20 17:34:07,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:34:07,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:07,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:07,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:07,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:07,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:14,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 487 states and 1032 transitions. [2022-11-20 17:34:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1032 transitions. [2022-11-20 17:34:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:34:14,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:14,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:14,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:14,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:21,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 491 states and 1037 transitions. [2022-11-20 17:34:21,337 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1037 transitions. [2022-11-20 17:34:21,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:34:21,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:21,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:21,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:21,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:21,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 492 states and 1037 transitions. [2022-11-20 17:34:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1037 transitions. [2022-11-20 17:34:23,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:34:23,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:23,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:23,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:23,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:23,880 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 17:34:34,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:34,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 498 states and 1091 transitions. [2022-11-20 17:34:34,005 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1091 transitions. [2022-11-20 17:34:34,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:34:34,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:34,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:34,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:34:34,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:34,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:34:39,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:39,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 503 states and 1100 transitions. [2022-11-20 17:34:39,823 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1100 transitions. [2022-11-20 17:34:39,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:34:39,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:39,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:39,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:34:39,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:41,134 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:54,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 511 states and 1117 transitions. [2022-11-20 17:34:54,164 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1117 transitions. [2022-11-20 17:34:54,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:34:54,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:54,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:54,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:34:54,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:34:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 512 states and 1118 transitions. [2022-11-20 17:34:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1118 transitions. [2022-11-20 17:34:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:34:56,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:56,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:56,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:34:56,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:56,848 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:35:19,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:19,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 532 states and 1157 transitions. [2022-11-20 17:35:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1157 transitions. [2022-11-20 17:35:19,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:35:19,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:19,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:19,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:35:19,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:35:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:35:27,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 535 states and 1162 transitions. [2022-11-20 17:35:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1162 transitions. [2022-11-20 17:35:27,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:35:27,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:27,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:27,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:35:27,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:35:27,842 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:35:31,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:31,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 539 states and 1166 transitions. [2022-11-20 17:35:31,224 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1166 transitions. [2022-11-20 17:35:31,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:35:31,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:31,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:31,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:35:31,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:35:31,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:35:37,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:37,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 544 states and 1175 transitions. [2022-11-20 17:35:37,888 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1175 transitions. [2022-11-20 17:35:37,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:35:37,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:37,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:37,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 17:35:37,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:35:42,112 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 17:36:06,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:06,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 572 states and 1226 transitions. [2022-11-20 17:36:06,712 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1226 transitions. [2022-11-20 17:36:06,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:36:06,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:06,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:06,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:36:06,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:36:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:36:09,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:09,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 573 states and 1227 transitions. [2022-11-20 17:36:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1227 transitions. [2022-11-20 17:36:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:36:09,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:09,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:09,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:36:09,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:36:10,512 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:36:27,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:27,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 590 states and 1249 transitions. [2022-11-20 17:36:27,490 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1249 transitions. [2022-11-20 17:36:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:36:27,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:27,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:27,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:36:27,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:36:27,562 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:36:33,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 593 states and 1254 transitions. [2022-11-20 17:36:33,576 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1254 transitions. [2022-11-20 17:36:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:36:33,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:33,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:33,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:36:33,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:36:34,512 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:36:37,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:37,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 597 states and 1257 transitions. [2022-11-20 17:36:37,428 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1257 transitions. [2022-11-20 17:36:37,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:36:37,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:37,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:37,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:36:37,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:36:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:36:45,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 602 states and 1266 transitions. [2022-11-20 17:36:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1266 transitions. [2022-11-20 17:36:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:36:45,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:45,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:45,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 17:36:45,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:36:49,311 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:37:07,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 617 states and 1290 transitions. [2022-11-20 17:37:07,778 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1290 transitions. [2022-11-20 17:37:07,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:37:07,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:07,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:07,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:37:07,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:37:07,827 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:37:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 618 states and 1292 transitions. [2022-11-20 17:37:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1292 transitions. [2022-11-20 17:37:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:37:10,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:10,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:37:10,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:37:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:37:10,464 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 123 iterations. [2022-11-20 17:37:10,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:37:10 ImpRootNode [2022-11-20 17:37:10,530 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:37:10,530 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:37:10,531 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:37:10,531 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:37:10,531 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:06" (3/4) ... [2022-11-20 17:37:10,533 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 17:37:10,617 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:37:10,630 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:37:10,631 INFO L158 Benchmark]: Toolchain (without parser) took 665264.19ms. Allocated memory was 136.3MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 93.1MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 505.1MB. Max. memory is 16.1GB. [2022-11-20 17:37:10,631 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:37:10,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.56ms. Allocated memory is still 136.3MB. Free memory was 92.6MB in the beginning and 83.2MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:37:10,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.33ms. Allocated memory is still 136.3MB. Free memory was 83.2MB in the beginning and 81.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:37:10,632 INFO L158 Benchmark]: Boogie Preprocessor took 41.00ms. Allocated memory is still 136.3MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:37:10,633 INFO L158 Benchmark]: RCFGBuilder took 468.65ms. Allocated memory is still 136.3MB. Free memory was 80.5MB in the beginning and 68.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:37:10,633 INFO L158 Benchmark]: CodeCheck took 664323.56ms. Allocated memory was 136.3MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 68.5MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 477.9MB. Max. memory is 16.1GB. [2022-11-20 17:37:10,634 INFO L158 Benchmark]: Witness Printer took 99.62ms. Allocated memory is still 2.6GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:37:10,636 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, 42 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 664.2s, OverallIterations: 123, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 100387 SdHoareTripleChecker+Valid, 606.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 98523 mSDsluCounter, 972 SdHoareTripleChecker+Invalid, 556.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 972 mSDsCounter, 15840 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 265451 IncrementalHoareTripleChecker+Invalid, 281291 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15840 mSolverCounterUnsat, 0 mSDtfsCounter, 265451 mSolverCounterSat, 4.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30188 GetRequests, 26931 SyntacticMatches, 1557 SemanticMatches, 1700 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710685 ImplicationChecksByTransitivity, 637.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 37.9s InterpolantComputationTime, 2853 NumberOfCodeBlocks, 2853 NumberOfCodeBlocksAsserted, 123 NumberOfCheckSat, 2698 ConstructedInterpolants, 0 QuantifiedInterpolants, 19396 SizeOfPredicates, 62 NumberOfNonLiveVariables, 6021 ConjunctsInSsa, 491 ConjunctsInUnsatCore, 122 InterpolantComputations, 101 PerfectInterpolantSequences, 707/851 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 - CounterExampleResult [Line: 33]: integer overflow possible integer overflow possible We found a FailurePath: [L19] int a, b, p, q, r, s; [L20] int x, y; [L21] x = __VERIFIER_nondet_int() [L22] y = __VERIFIER_nondet_int() [L25] COND TRUE x>=1 && y>=1 [L26] a = x [L27] b = y [L28] p = 1 [L29] q = 0 [L30] r = 0 [L31] s = 1 VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L33] EXPR x * q VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L33] EXPR y * s VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L33] EXPR x * q + y * s VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L33] COND TRUE b == x * q + y * s VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L38] COND TRUE a > b VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L39] EXPR a - b [L39] a = a - b VAL [a=2, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L40] EXPR p - q [L40] p = p - q VAL [a=2, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L41] EXPR r - s [L41] r = r - s VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L33] EXPR x * q VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L33] EXPR y * s VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L33] EXPR x * q + y * s VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L33] COND TRUE b == x * q + y * s VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L38] COND FALSE !(a > b) VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L43] EXPR b - a [L43] b = b - a VAL [a=2, b=1073741823, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L44] EXPR q - p [L44] q = q - p VAL [a=2, b=1073741823, p=1, q=-1, r=-1, s=1, x=1073741827, y=1073741825] [L45] EXPR s - r [L45] s = s - r VAL [a=2, b=1073741823, p=1, q=-1, r=-1, s=2, x=1073741827, y=1073741825] [L33] x * q VAL [a=2, b=1073741823, p=1, q=-1, r=-1, s=2, x=1073741827, y=1073741825] [L33] y * s VAL [a=2, b=1073741823, p=1, q=-1, r=-1, s=2, x=1073741827, y=1073741825] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.56ms. Allocated memory is still 136.3MB. Free memory was 92.6MB in the beginning and 83.2MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.33ms. Allocated memory is still 136.3MB. Free memory was 83.2MB in the beginning and 81.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.00ms. Allocated memory is still 136.3MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 468.65ms. Allocated memory is still 136.3MB. Free memory was 80.5MB in the beginning and 68.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 664323.56ms. Allocated memory was 136.3MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 68.5MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 477.9MB. Max. memory is 16.1GB. * Witness Printer took 99.62ms. Allocated memory is still 2.6GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 17:37:10,870 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-20 17:37:10,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e69ea6-8883-4577-b0f2-ca2c974a4f23/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)