./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/genady.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/genady.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 287610e8766968d20807fa7cedb2876e161017ade0a329100f16c8240065cc6a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:07:57,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:07:57,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:07:57,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:07:57,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:07:57,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:07:57,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:07:57,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:07:57,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:07:57,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:07:57,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:07:57,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:07:57,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:07:57,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:07:57,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:07:57,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:07:57,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:07:57,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:07:57,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:07:57,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:07:57,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:07:57,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:07:57,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:07:57,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:07:57,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:07:57,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:07:57,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:07:57,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:07:57,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:07:57,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:07:57,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:07:57,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:07:57,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:07:57,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:07:57,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:07:57,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:07:57,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:07:57,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:07:57,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:07:57,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:07:57,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:07:57,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:07:57,900 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:07:57,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:07:57,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:07:57,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:07:57,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:07:57,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:07:57,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:07:57,904 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:07:57,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:07:57,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:07:57,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:07:57,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:07:57,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:07:57,906 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:07:57,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:07:57,906 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:07:57,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:07:57,907 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:07:57,907 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:07:57,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:07:57,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:57,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:07:57,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:07:57,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:07:57,909 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:07:57,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:07:57,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:07:57,910 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_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 287610e8766968d20807fa7cedb2876e161017ade0a329100f16c8240065cc6a [2022-11-21 23:07:58,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:07:58,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:07:58,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:07:58,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:07:58,222 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:07:58,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-crafted-lit/genady.c [2022-11-21 23:08:01,312 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:08:01,479 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:08:01,480 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/sv-benchmarks/c/termination-crafted-lit/genady.c [2022-11-21 23:08:01,487 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/data/bcf311e02/4c593eb44763406eaf1547eab444821d/FLAGd77886e96 [2022-11-21 23:08:01,503 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/data/bcf311e02/4c593eb44763406eaf1547eab444821d [2022-11-21 23:08:01,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:08:01,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:08:01,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:08:01,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:08:01,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:08:01,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5070de32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01, skipping insertion in model container [2022-11-21 23:08:01,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:08:01,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:08:01,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:08:01,709 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:08:01,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:08:01,739 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:08:01,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01 WrapperNode [2022-11-21 23:08:01,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:08:01,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:08:01,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:08:01,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:08:01,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,772 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2022-11-21 23:08:01,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:08:01,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:08:01,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:08:01,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:08:01,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,795 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:08:01,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:08:01,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:08:01,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:08:01,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:01" (1/1) ... [2022-11-21 23:08:01,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:08:01,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:08:01,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:08:01,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:08:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:08:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:08:01,962 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:08:01,964 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:08:02,102 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:08:02,113 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:08:02,113 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:08:02,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:08:02 BoogieIcfgContainer [2022-11-21 23:08:02,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:08:02,117 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:08:02,117 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:08:02,128 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:08:02,128 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:08:02" (1/1) ... [2022-11-21 23:08:02,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:08:02,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:02,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2022-11-21 23:08:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-11-21 23:08:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 23:08:02,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:02,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:02,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-11-21 23:08:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-21 23:08:02,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 23:08:02,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:02,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:02,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:02,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:02,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2022-11-21 23:08:02,631 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-11-21 23:08:02,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:08:02,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:02,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:02,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:02,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2022-11-21 23:08:02,931 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-11-21 23:08:02,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:08:02,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:02,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:03,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:03,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2022-11-21 23:08:03,213 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2022-11-21 23:08:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:08:03,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:03,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:03,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:03,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2022-11-21 23:08:03,489 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2022-11-21 23:08:03,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:08:03,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:03,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2022-11-21 23:08:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2022-11-21 23:08:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:08:03,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:03,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:03,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2022-11-21 23:08:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2022-11-21 23:08:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:08:04,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:04,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:04,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:04,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:04,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2022-11-21 23:08:04,701 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2022-11-21 23:08:04,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:08:04,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:04,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:04,750 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:05,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2022-11-21 23:08:05,056 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2022-11-21 23:08:05,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:08:05,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:05,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:05,105 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:05,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2022-11-21 23:08:05,254 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2022-11-21 23:08:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:08:05,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:05,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:05,293 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:05,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2022-11-21 23:08:05,554 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2022-11-21 23:08:05,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:08:05,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:05,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:05,614 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:06,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:06,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2022-11-21 23:08:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2022-11-21 23:08:06,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:08:06,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:06,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:06,139 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:06,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:06,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 96 transitions. [2022-11-21 23:08:06,503 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2022-11-21 23:08:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:08:06,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:06,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:08:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 107 transitions. [2022-11-21 23:08:07,178 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2022-11-21 23:08:07,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:08:07,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:07,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:07,244 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:07,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2022-11-21 23:08:07,939 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2022-11-21 23:08:07,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:08:07,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:07,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:08,011 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:08:08,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:08,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 81 states and 136 transitions. [2022-11-21 23:08:08,342 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 136 transitions. [2022-11-21 23:08:08,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:08:08,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:08,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:08,446 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:08:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 85 states and 148 transitions. [2022-11-21 23:08:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 148 transitions. [2022-11-21 23:08:08,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:08:08,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:08,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:08:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:09,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 88 states and 151 transitions. [2022-11-21 23:08:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 151 transitions. [2022-11-21 23:08:09,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:08:09,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:09,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:09,382 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-21 23:08:10,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:10,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 94 states and 168 transitions. [2022-11-21 23:08:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2022-11-21 23:08:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:08:10,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:10,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:10,345 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-21 23:08:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 96 states and 170 transitions. [2022-11-21 23:08:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 170 transitions. [2022-11-21 23:08:10,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:08:10,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:10,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:11,020 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:12,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 103 states and 179 transitions. [2022-11-21 23:08:12,044 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 179 transitions. [2022-11-21 23:08:12,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:08:12,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:12,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:12,194 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:08:12,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:12,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 108 states and 193 transitions. [2022-11-21 23:08:12,893 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 193 transitions. [2022-11-21 23:08:12,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:08:12,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:12,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:12,978 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:13,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:13,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 115 states and 213 transitions. [2022-11-21 23:08:13,908 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 213 transitions. [2022-11-21 23:08:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:08:13,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:13,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:13,957 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-21 23:08:14,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:14,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 117 states and 215 transitions. [2022-11-21 23:08:14,186 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 215 transitions. [2022-11-21 23:08:14,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:08:14,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:14,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 23:08:14,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:14,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 121 states and 219 transitions. [2022-11-21 23:08:14,906 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 219 transitions. [2022-11-21 23:08:14,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:08:14,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:14,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:14,975 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 23:08:15,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:15,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 125 states and 223 transitions. [2022-11-21 23:08:15,744 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2022-11-21 23:08:15,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:08:15,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:15,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:15,983 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:17,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 131 states and 230 transitions. [2022-11-21 23:08:17,248 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 230 transitions. [2022-11-21 23:08:17,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:08:17,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:17,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:17,371 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:18,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2022-11-21 23:08:18,379 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2022-11-21 23:08:18,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:08:18,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:18,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:18,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 140 states and 252 transitions. [2022-11-21 23:08:18,732 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 252 transitions. [2022-11-21 23:08:18,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:08:18,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:18,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:18,761 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-21 23:08:18,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 142 states and 254 transitions. [2022-11-21 23:08:18,998 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 254 transitions. [2022-11-21 23:08:18,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:08:18,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:18,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-21 23:08:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 150 states and 262 transitions. [2022-11-21 23:08:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 262 transitions. [2022-11-21 23:08:20,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:08:20,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:20,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:20,875 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:22,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 157 states and 269 transitions. [2022-11-21 23:08:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 269 transitions. [2022-11-21 23:08:22,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:08:22,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:22,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:22,458 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:23,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:23,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 164 states and 290 transitions. [2022-11-21 23:08:23,872 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 290 transitions. [2022-11-21 23:08:23,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:08:23,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:23,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:23,990 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 166 states and 293 transitions. [2022-11-21 23:08:24,321 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 293 transitions. [2022-11-21 23:08:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:08:24,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:24,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-21 23:08:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:24,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 168 states and 295 transitions. [2022-11-21 23:08:24,684 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 295 transitions. [2022-11-21 23:08:24,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:08:24,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:24,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:24,790 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-21 23:08:26,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:26,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 176 states and 307 transitions. [2022-11-21 23:08:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 307 transitions. [2022-11-21 23:08:26,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:08:26,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:26,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:26,985 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-21 23:08:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:27,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 178 states and 309 transitions. [2022-11-21 23:08:27,360 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 309 transitions. [2022-11-21 23:08:27,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 23:08:27,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:27,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:27,713 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:29,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:29,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 185 states and 322 transitions. [2022-11-21 23:08:29,823 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 322 transitions. [2022-11-21 23:08:29,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 23:08:29,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:29,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:29,877 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 57 proven. 6 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-21 23:08:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:32,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 192 states and 330 transitions. [2022-11-21 23:08:32,166 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 330 transitions. [2022-11-21 23:08:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 23:08:32,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:32,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:32,222 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 57 proven. 6 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-21 23:08:32,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 194 states and 332 transitions. [2022-11-21 23:08:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 332 transitions. [2022-11-21 23:08:32,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:08:32,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:32,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:33,196 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:36,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:36,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 204 states and 355 transitions. [2022-11-21 23:08:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 355 transitions. [2022-11-21 23:08:36,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:08:36,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:36,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:36,364 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:37,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 206 states and 356 transitions. [2022-11-21 23:08:37,191 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 356 transitions. [2022-11-21 23:08:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:08:37,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:37,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:38,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 209 states and 359 transitions. [2022-11-21 23:08:38,071 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 359 transitions. [2022-11-21 23:08:38,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:08:38,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:38,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-11-21 23:08:38,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:38,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 210 states and 359 transitions. [2022-11-21 23:08:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 359 transitions. [2022-11-21 23:08:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:08:38,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:38,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:40,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 213 states and 363 transitions. [2022-11-21 23:08:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 363 transitions. [2022-11-21 23:08:40,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:08:40,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:40,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:40,915 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 216 states and 366 transitions. [2022-11-21 23:08:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 366 transitions. [2022-11-21 23:08:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:08:41,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:41,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:41,901 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:42,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 218 states and 367 transitions. [2022-11-21 23:08:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 367 transitions. [2022-11-21 23:08:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:08:42,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:42,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 123 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:08:44,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2022-11-21 23:08:44,045 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2022-11-21 23:08:44,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:08:44,045 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2022-11-21 23:08:44,053 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-21 23:08:44,337 INFO L560 CodeCheckObserver]: Invariant with dag size 50 [2022-11-21 23:08:44,356 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:08:44,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:08:44 ImpRootNode [2022-11-21 23:08:44,359 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:08:44,360 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:08:44,360 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:08:44,361 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:08:44,361 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:08:02" (3/4) ... [2022-11-21 23:08:44,364 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:08:44,379 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 23:08:44,379 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:08:44,379 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 23:08:44,449 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:08:44,449 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:08:44,450 INFO L158 Benchmark]: Toolchain (without parser) took 42942.68ms. Allocated memory was 174.1MB in the beginning and 438.3MB in the end (delta: 264.2MB). Free memory was 129.0MB in the beginning and 208.6MB in the end (delta: -79.6MB). Peak memory consumption was 187.4MB. Max. memory is 16.1GB. [2022-11-21 23:08:44,453 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 123.7MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:08:44,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.36ms. Allocated memory is still 174.1MB. Free memory was 129.0MB in the beginning and 119.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:08:44,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.35ms. Allocated memory is still 174.1MB. Free memory was 119.6MB in the beginning and 118.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:08:44,456 INFO L158 Benchmark]: Boogie Preprocessor took 27.14ms. Allocated memory is still 174.1MB. Free memory was 118.4MB in the beginning and 117.5MB in the end (delta: 879.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:08:44,456 INFO L158 Benchmark]: RCFGBuilder took 315.05ms. Allocated memory is still 174.1MB. Free memory was 117.5MB in the beginning and 107.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:08:44,457 INFO L158 Benchmark]: CodeCheck took 42242.21ms. Allocated memory was 174.1MB in the beginning and 438.3MB in the end (delta: 264.2MB). Free memory was 107.8MB in the beginning and 210.7MB in the end (delta: -102.9MB). Peak memory consumption was 164.3MB. Max. memory is 16.1GB. [2022-11-21 23:08:44,457 INFO L158 Benchmark]: Witness Printer took 89.58ms. Allocated memory is still 438.3MB. Free memory was 210.7MB in the beginning and 208.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:08:44,461 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 41.9s, OverallIterations: 49, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11494 SdHoareTripleChecker+Valid, 46.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11354 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 39.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5008 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34618 IncrementalHoareTripleChecker+Invalid, 39626 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5008 mSolverCounterUnsat, 0 mSDtfsCounter, 34618 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10872 GetRequests, 9802 SyntacticMatches, 522 SemanticMatches, 548 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179552 ImplicationChecksByTransitivity, 35.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 1365 NumberOfCodeBlocks, 1365 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1317 ConstructedInterpolants, 0 QuantifiedInterpolants, 4868 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 24 PerfectInterpolantSequences, 2172/2743 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: (((((((10001 <= i + j && j <= 4) && i <= 9993 + j) || ((10001 <= i + j && j <= 3) && i <= 9995 + j)) || (((10001 <= i + j && j <= 3 + i) && j <= 9996) && !(j <= i + 1))) || ((!(10000 <= i) && !(j <= 1)) && 9997 + j <= i)) || ((10001 <= i + j && i <= 9995) && j <= i + 1)) || ((10001 <= i + j && i <= j + 9991) && j <= 5)) || (((j <= 1 && i <= 9999 + j) && 1 <= j) && 9999 + j <= i) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 123.7MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.36ms. Allocated memory is still 174.1MB. Free memory was 129.0MB in the beginning and 119.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.35ms. Allocated memory is still 174.1MB. Free memory was 119.6MB in the beginning and 118.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.14ms. Allocated memory is still 174.1MB. Free memory was 118.4MB in the beginning and 117.5MB in the end (delta: 879.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 315.05ms. Allocated memory is still 174.1MB. Free memory was 117.5MB in the beginning and 107.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 42242.21ms. Allocated memory was 174.1MB in the beginning and 438.3MB in the end (delta: 264.2MB). Free memory was 107.8MB in the beginning and 210.7MB in the end (delta: -102.9MB). Peak memory consumption was 164.3MB. Max. memory is 16.1GB. * Witness Printer took 89.58ms. Allocated memory is still 438.3MB. Free memory was 210.7MB in the beginning and 208.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:08:44,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bb1ccd4-b947-489f-a829-06720c8816a8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE