./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-programs/partial_mod_count_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-programs/partial_mod_count_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d98532a5d518c1ba99a39e0965faf5a69d8ad5bf82f7713684141895d3e8815 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:41:41,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:41,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:41,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:41,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:41,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:41,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:41,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:41,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:41,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:41,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:41,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:41,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:41,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:41,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:41,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:41,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:41,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:41,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:41,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:41,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:41,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:41,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:41,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:41,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:41,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:41,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:41,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:41,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:41,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:41,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:41,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:41,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:41,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:41,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:41,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:41,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:41,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:41,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:41,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:41,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:41,526 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:41,572 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:41,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:41,574 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:41,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:41,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:41,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:41,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:41,576 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:41,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:41,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:41,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:41,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:41,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:41,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:41,578 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:41,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:41,578 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:41,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:41,579 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:41,579 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:41,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:41,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:41,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:41,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:41,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:41,581 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:41,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:41,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:41,581 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_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d98532a5d518c1ba99a39e0965faf5a69d8ad5bf82f7713684141895d3e8815 [2022-10-17 16:41:41,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:41,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:41,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:41,928 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:41,929 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:41,932 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-programs/partial_mod_count_2.c [2022-10-17 16:41:42,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/data/2abe41291/b230389aa41b4330bcfe7f094fad593d/FLAG276877f97 [2022-10-17 16:41:42,571 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:42,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/sv-benchmarks/c/array-programs/partial_mod_count_2.c [2022-10-17 16:41:42,582 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/data/2abe41291/b230389aa41b4330bcfe7f094fad593d/FLAG276877f97 [2022-10-17 16:41:42,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/data/2abe41291/b230389aa41b4330bcfe7f094fad593d [2022-10-17 16:41:42,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:42,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:42,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:42,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:42,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:42,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:42" (1/1) ... [2022-10-17 16:41:42,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd54526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:42, skipping insertion in model container [2022-10-17 16:41:42,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:42" (1/1) ... [2022-10-17 16:41:42,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:42,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:43,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/sv-benchmarks/c/array-programs/partial_mod_count_2.c[323,336] [2022-10-17 16:41:43,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:43,183 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:43,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/sv-benchmarks/c/array-programs/partial_mod_count_2.c[323,336] [2022-10-17 16:41:43,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:43,216 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:43,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43 WrapperNode [2022-10-17 16:41:43,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:43,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:43,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:43,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:43,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,255 INFO L138 Inliner]: procedures = 13, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2022-10-17 16:41:43,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:43,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:43,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:43,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:43,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,279 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:43,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:43,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:43,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:43,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:43,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:43,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:43,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e54139-4e2a-4b4d-a43f-09c469108239/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:41:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:41:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:41:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:41:43,437 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:43,439 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:43,648 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:43,707 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:43,707 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:41:43,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:43 BoogieIcfgContainer [2022-10-17 16:41:43,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:43,711 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:43,711 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:43,723 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:43,723 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:43,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2022-10-17 16:41:43,833 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2022-10-17 16:41:43,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:41:43,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:43,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:44,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:44,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:44,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2022-10-17 16:41:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2022-10-17 16:41:44,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:41:44,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:44,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:44,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:41:44,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:44,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:44,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-10-17 16:41:44,527 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-10-17 16:41:44,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:41:44,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:44,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:44,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:41:44,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:44,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:44,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2022-10-17 16:41:44,798 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-10-17 16:41:44,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:41:44,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:44,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:44,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:41:44,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:44,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:45,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:45,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2022-10-17 16:41:45,043 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2022-10-17 16:41:45,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:41:45,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:45,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:45,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:41:45,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:45,249 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:45,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2022-10-17 16:41:45,406 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2022-10-17 16:41:45,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:41:45,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:45,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:45,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:41:45,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:45,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2022-10-17 16:41:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2022-10-17 16:41:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:41:45,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:45,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:45,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:41:45,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:45,901 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2022-10-17 16:41:46,002 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-10-17 16:41:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:41:46,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:41:46,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:46,181 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2022-10-17 16:41:46,290 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2022-10-17 16:41:46,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:41:46,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:41:46,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:46,482 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-10-17 16:41:46,597 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-10-17 16:41:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:41:46,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:41:46,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2022-10-17 16:41:46,899 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-10-17 16:41:46,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:41:46,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 16:41:46,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:47,090 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:47,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-10-17 16:41:47,203 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-10-17 16:41:47,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:41:47,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:47,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:47,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 16:41:47,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:47,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-10-17 16:41:47,494 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-10-17 16:41:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:47,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:47,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:47,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:41:47,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:47,682 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-10-17 16:41:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-10-17 16:41:47,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:41:47,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:47,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:47,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 16:41:47,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:48,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-10-17 16:41:48,134 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-10-17 16:41:48,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:41:48,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:48,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 16:41:48,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:48,325 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-10-17 16:41:48,462 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-10-17 16:41:48,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:41:48,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:48,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 16:41:48,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-10-17 16:41:48,827 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-10-17 16:41:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:41:48,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:48,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-10-17 16:41:48,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:49,035 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:49,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-10-17 16:41:49,178 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-10-17 16:41:49,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:41:49,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:41:49,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:49,421 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2022-10-17 16:41:49,581 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-10-17 16:41:49,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:41:49,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 21 conjunts are in the unsatisfiable core [2022-10-17 16:41:49,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:49,817 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:49,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-10-17 16:41:49,987 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-10-17 16:41:49,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:41:49,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 22 conjunts are in the unsatisfiable core [2022-10-17 16:41:50,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:50,236 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:50,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2022-10-17 16:41:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2022-10-17 16:41:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:41:50,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 23 conjunts are in the unsatisfiable core [2022-10-17 16:41:50,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:50,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2022-10-17 16:41:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-10-17 16:41:50,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:41:50,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 24 conjunts are in the unsatisfiable core [2022-10-17 16:41:50,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:51,089 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:51,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:51,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2022-10-17 16:41:51,269 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-10-17 16:41:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:41:51,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:51,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:51,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 25 conjunts are in the unsatisfiable core [2022-10-17 16:41:51,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:51,541 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:51,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:51,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2022-10-17 16:41:51,734 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-10-17 16:41:51,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:41:51,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:51,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:51,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 26 conjunts are in the unsatisfiable core [2022-10-17 16:41:51,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:52,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:52,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-10-17 16:41:52,194 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-10-17 16:41:52,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:41:52,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:52,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:52,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 27 conjunts are in the unsatisfiable core [2022-10-17 16:41:52,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:52,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2022-10-17 16:41:52,645 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2022-10-17 16:41:52,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:41:52,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:52,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:52,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 28 conjunts are in the unsatisfiable core [2022-10-17 16:41:52,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:52,943 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:53,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2022-10-17 16:41:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2022-10-17 16:41:53,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:41:53,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:53,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-17 16:41:53,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2022-10-17 16:41:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2022-10-17 16:41:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:41:53,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:53,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 30 conjunts are in the unsatisfiable core [2022-10-17 16:41:53,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:54,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 36 states and 39 transitions. [2022-10-17 16:41:54,222 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2022-10-17 16:41:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:41:54,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:54,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 31 conjunts are in the unsatisfiable core [2022-10-17 16:41:54,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:54,532 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:54,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2022-10-17 16:41:54,764 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2022-10-17 16:41:54,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:41:54,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:54,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 32 conjunts are in the unsatisfiable core [2022-10-17 16:41:54,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:55,099 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:55,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:55,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2022-10-17 16:41:55,314 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2022-10-17 16:41:55,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:41:55,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:55,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:55,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:41:55,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:55,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:55,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2022-10-17 16:41:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2022-10-17 16:41:55,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:41:55,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:55,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:56,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 34 conjunts are in the unsatisfiable core [2022-10-17 16:41:56,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:56,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:56,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2022-10-17 16:41:56,508 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2022-10-17 16:41:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:41:56,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:56,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:56,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:41:56,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:57,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2022-10-17 16:41:57,070 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2022-10-17 16:41:57,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:57,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:57,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:57,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 36 conjunts are in the unsatisfiable core [2022-10-17 16:41:57,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:57,457 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:57,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:57,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2022-10-17 16:41:57,681 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2022-10-17 16:41:57,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:41:57,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:57,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:57,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 37 conjunts are in the unsatisfiable core [2022-10-17 16:41:57,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2022-10-17 16:41:58,264 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2022-10-17 16:41:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:41:58,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:58,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 38 conjunts are in the unsatisfiable core [2022-10-17 16:41:58,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:58,657 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:58,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2022-10-17 16:41:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2022-10-17 16:41:58,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:41:58,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:59,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:41:59,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:59,245 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2022-10-17 16:41:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2022-10-17 16:41:59,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:59,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:59,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:59,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 40 conjunts are in the unsatisfiable core [2022-10-17 16:41:59,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:41:59,885 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2022-10-17 16:42:00,130 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2022-10-17 16:42:00,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:42:00,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 41 conjunts are in the unsatisfiable core [2022-10-17 16:42:00,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:00,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2022-10-17 16:42:00,767 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2022-10-17 16:42:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:00,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 42 conjunts are in the unsatisfiable core [2022-10-17 16:42:00,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2022-10-17 16:42:01,542 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2022-10-17 16:42:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:01,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:01,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:01,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 43 conjunts are in the unsatisfiable core [2022-10-17 16:42:01,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:01,991 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:02,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2022-10-17 16:42:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2022-10-17 16:42:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:02,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 44 conjunts are in the unsatisfiable core [2022-10-17 16:42:02,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:02,647 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2022-10-17 16:42:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2022-10-17 16:42:02,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:02,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 45 conjunts are in the unsatisfiable core [2022-10-17 16:42:03,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:03,306 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:03,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2022-10-17 16:42:03,521 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2022-10-17 16:42:03,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:42:03,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:03,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 46 conjunts are in the unsatisfiable core [2022-10-17 16:42:03,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:03,987 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:04,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2022-10-17 16:42:04,226 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2022-10-17 16:42:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:42:04,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:04,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 47 conjunts are in the unsatisfiable core [2022-10-17 16:42:04,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:04,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2022-10-17 16:42:04,873 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2022-10-17 16:42:04,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:04,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 48 conjunts are in the unsatisfiable core [2022-10-17 16:42:05,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 54 states and 57 transitions. [2022-10-17 16:42:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2022-10-17 16:42:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:05,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:05,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 49 conjunts are in the unsatisfiable core [2022-10-17 16:42:05,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:06,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:06,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2022-10-17 16:42:06,230 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2022-10-17 16:42:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:42:06,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:06,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:06,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 50 conjunts are in the unsatisfiable core [2022-10-17 16:42:06,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:06,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:07,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2022-10-17 16:42:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2022-10-17 16:42:07,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:42:07,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 51 conjunts are in the unsatisfiable core [2022-10-17 16:42:07,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:07,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:07,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2022-10-17 16:42:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2022-10-17 16:42:07,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:42:07,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 52 conjunts are in the unsatisfiable core [2022-10-17 16:42:08,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:08,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2022-10-17 16:42:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2022-10-17 16:42:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:08,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:08,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 53 conjunts are in the unsatisfiable core [2022-10-17 16:42:08,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:09,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:09,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:09,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2022-10-17 16:42:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2022-10-17 16:42:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:09,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:09,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:09,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 54 conjunts are in the unsatisfiable core [2022-10-17 16:42:09,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2022-10-17 16:42:10,615 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2022-10-17 16:42:10,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:42:10,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 55 conjunts are in the unsatisfiable core [2022-10-17 16:42:10,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:11,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2022-10-17 16:42:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2022-10-17 16:42:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:42:11,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 56 conjunts are in the unsatisfiable core [2022-10-17 16:42:11,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:12,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2022-10-17 16:42:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2022-10-17 16:42:12,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:42:12,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:12,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:12,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 57 conjunts are in the unsatisfiable core [2022-10-17 16:42:12,658 INFO L286 TraceCheckSpWp]: Computing forward predicates...