./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/rec_counter1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/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_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/rec_counter1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB --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 64bit --witnessprinter.graph.data.programhash de5b7f1cccf5c7fe435559014125bbfd73538586d5303d45f8d606cb31a4b74b --- 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 16:28:44,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:44,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:44,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:44,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:44,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:44,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:44,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:44,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:44,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:44,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:44,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:44,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:44,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:44,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:44,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:44,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:44,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:44,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:44,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:44,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:44,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:44,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:44,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:44,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:44,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:44,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:44,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:44,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:44,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:44,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:44,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:44,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:44,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:44,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:44,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:44,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:44,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:44,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:44,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:44,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:44,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:28:44,685 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:44,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:44,686 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:28:44,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:28:44,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:44,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:44,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:44,688 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:28:44,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:28:44,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:44,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:28:44,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:44,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:28:44,689 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:28:44,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:28:44,689 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:44,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:28:44,690 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:44,690 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:44,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:44,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:44,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:44,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:44,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:28:44,691 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:28:44,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:28:44,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:28:44,692 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_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de5b7f1cccf5c7fe435559014125bbfd73538586d5303d45f8d606cb31a4b74b [2022-10-17 16:28:44,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:28:44,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:28:44,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:28:44,989 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:28:44,989 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:28:44,991 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-numeric/rec_counter1.c [2022-10-17 16:28:45,060 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/data/83d4dc80d/0fd3e9d124694eeebc939a860825cba9/FLAG7de30117b [2022-10-17 16:28:45,527 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:28:45,527 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/sv-benchmarks/c/termination-numeric/rec_counter1.c [2022-10-17 16:28:45,549 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/data/83d4dc80d/0fd3e9d124694eeebc939a860825cba9/FLAG7de30117b [2022-10-17 16:28:45,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/data/83d4dc80d/0fd3e9d124694eeebc939a860825cba9 [2022-10-17 16:28:45,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:28:45,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:28:45,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:45,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:28:45,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:28:45,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9b1db1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45, skipping insertion in model container [2022-10-17 16:28:45,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:28:45,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:46,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:46,125 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:28:46,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:46,161 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:28:46,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46 WrapperNode [2022-10-17 16:28:46,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:46,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:46,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:28:46,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:28:46,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,193 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2022-10-17 16:28:46,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:46,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:28:46,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:28:46,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:28:46,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,219 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:28:46,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:28:46,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:28:46,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:28:46,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:46,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:28:46,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:28:46,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a26f4c0-d8c2-4f43-a65f-cc6e851646ce/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:28:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2022-10-17 16:28:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2022-10-17 16:28:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:28:46,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:28:46,391 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:28:46,394 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:28:46,535 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:28:46,562 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:28:46,562 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:28:46,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:28:46 BoogieIcfgContainer [2022-10-17 16:28:46,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:28:46,566 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:28:46,566 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:28:46,577 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:28:46,577 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:28:46,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-10-17 16:28:46,648 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-10-17 16:28:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:28:46,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,888 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 16:28:46,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 32 transitions. [2022-10-17 16:28:46,984 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-10-17 16:28:46,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:28:46,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,068 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 16:28:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 37 transitions. [2022-10-17 16:28:47,270 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-10-17 16:28:47,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:28:47,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:47,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 32 transitions. [2022-10-17 16:28:47,529 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-10-17 16:28:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:28:47,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:47,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 28 transitions. [2022-10-17 16:28:47,840 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-10-17 16:28:47,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:28:48,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 34 transitions. [2022-10-17 16:28:48,172 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-10-17 16:28:48,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:28:48,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 38 transitions. [2022-10-17 16:28:48,474 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-10-17 16:28:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:28:48,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 41 transitions. [2022-10-17 16:28:48,865 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-10-17 16:28:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:28:48,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,154 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:28:49,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 49 transitions. [2022-10-17 16:28:49,533 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-10-17 16:28:49,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:28:49,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:28:49,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 48 transitions. [2022-10-17 16:28:49,784 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-10-17 16:28:49,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:28:49,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:28:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 58 transitions. [2022-10-17 16:28:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2022-10-17 16:28:50,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:28:50,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:28:50,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 58 transitions. [2022-10-17 16:28:50,990 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-10-17 16:28:50,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:28:50,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,041 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:28:51,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 60 transitions. [2022-10-17 16:28:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2022-10-17 16:28:51,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:28:51,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-10-17 16:28:52,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 70 transitions. [2022-10-17 16:28:52,397 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-10-17 16:28:52,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:28:52,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,577 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:28:53,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 77 transitions. [2022-10-17 16:28:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-10-17 16:28:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:28:53,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,402 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-10-17 16:28:53,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 77 transitions. [2022-10-17 16:28:53,534 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2022-10-17 16:28:53,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:28:53,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,713 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-10-17 16:28:54,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 84 transitions. [2022-10-17 16:28:54,731 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2022-10-17 16:28:54,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:28:54,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,878 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-10-17 16:28:55,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 63 states and 84 transitions. [2022-10-17 16:28:55,058 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2022-10-17 16:28:55,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:28:55,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,144 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-10-17 16:28:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 64 states and 84 transitions. [2022-10-17 16:28:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-10-17 16:28:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:28:55,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,793 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-10-17 16:28:56,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 98 transitions. [2022-10-17 16:28:56,559 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2022-10-17 16:28:56,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:28:56,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,744 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-10-17 16:28:57,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 71 states and 98 transitions. [2022-10-17 16:28:57,011 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2022-10-17 16:28:57,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:28:57,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,069 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-10-17 16:28:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 73 states and 100 transitions. [2022-10-17 16:28:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2022-10-17 16:28:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:28:57,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 2 proven. 62 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-10-17 16:28:58,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 100 transitions. [2022-10-17 16:28:58,054 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2022-10-17 16:28:58,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:28:58,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,258 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 7 proven. 74 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-10-17 16:28:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 75 states and 100 transitions. [2022-10-17 16:28:58,562 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2022-10-17 16:28:58,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:28:58,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,800 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-10-17 16:29:00,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 80 states and 107 transitions. [2022-10-17 16:29:00,072 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2022-10-17 16:29:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:29:00,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-10-17 16:29:00,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 82 states and 108 transitions. [2022-10-17 16:29:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2022-10-17 16:29:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:29:00,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-10-17 16:29:01,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 112 transitions. [2022-10-17 16:29:01,686 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2022-10-17 16:29:01,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:29:01,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,605 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 83 proven. 25 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-10-17 16:29:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 92 states and 120 transitions. [2022-10-17 16:29:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2022-10-17 16:29:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:29:04,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-10-17 16:29:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 98 states and 134 transitions. [2022-10-17 16:29:05,593 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2022-10-17 16:29:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:29:05,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:05,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:05,781 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 2 proven. 139 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-10-17 16:29:06,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:06,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 99 states and 134 transitions. [2022-10-17 16:29:06,106 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 134 transitions. [2022-10-17 16:29:06,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:29:06,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:06,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:06,335 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 2 proven. 137 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-10-17 16:29:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:06,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 100 states and 134 transitions. [2022-10-17 16:29:06,657 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2022-10-17 16:29:06,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:29:06,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:06,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:06,862 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 2 proven. 139 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-10-17 16:29:07,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:07,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 101 states and 134 transitions. [2022-10-17 16:29:07,154 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 134 transitions. [2022-10-17 16:29:07,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:29:07,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:07,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:07,347 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 2 proven. 137 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-10-17 16:29:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 102 states and 134 transitions. [2022-10-17 16:29:07,697 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 134 transitions. [2022-10-17 16:29:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:29:07,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:07,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-10-17 16:29:10,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:10,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 110 states and 146 transitions. [2022-10-17 16:29:10,294 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 146 transitions. [2022-10-17 16:29:10,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:29:10,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:10,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:10,456 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-10-17 16:29:11,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:11,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 112 states and 147 transitions. [2022-10-17 16:29:11,220 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 147 transitions. [2022-10-17 16:29:11,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:29:11,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:11,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-10-17 16:29:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:12,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 114 states and 148 transitions. [2022-10-17 16:29:12,044 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2022-10-17 16:29:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:29:12,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:12,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:12,115 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2022-10-17 16:29:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 118 states and 154 transitions. [2022-10-17 16:29:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 154 transitions. [2022-10-17 16:29:13,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:29:13,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-10-17 16:29:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 119 states and 154 transitions. [2022-10-17 16:29:13,844 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 154 transitions. [2022-10-17 16:29:13,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 16:29:13,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:13,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 165 proven. 37 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked.