./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/large_const.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/large_const.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 142d17131671d2eab991ea08656e3b8bfe555dee984fe7672c9a027e971df0f8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:41:40,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:41:40,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:41:40,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:41:40,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:41:40,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:41:40,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:41:40,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:41:40,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:41:40,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:41:40,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:41:40,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:41:40,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:41:40,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:41:40,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:41:40,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:41:40,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:41:40,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:41:40,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:41:40,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:41:40,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:41:40,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:41:40,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:41:40,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:41:40,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:41:40,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:41:40,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:41:40,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:41:40,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:41:40,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:41:40,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:41:40,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:41:40,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:41:40,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:41:40,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:41:40,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:41:40,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:41:40,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:41:40,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:41:40,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:41:40,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:41:40,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:41:40,599 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:41:40,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:41:40,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:41:40,603 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:41:40,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:41:40,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:41:40,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:41:40,605 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:41:40,605 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:41:40,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:41:40,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:41:40,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:41:40,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:41:40,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:41:40,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:41:40,607 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:41:40,608 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:41:40,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:41:40,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:41:40,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:41:40,609 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:41:40,609 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:41:40,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:41:40,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:40,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:41:40,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:41:40,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:41:40,611 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:41:40,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:41:40,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:41:40,611 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_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 142d17131671d2eab991ea08656e3b8bfe555dee984fe7672c9a027e971df0f8 [2022-11-20 17:41:40,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:41:40,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:41:40,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:41:40,934 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:41:40,934 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:41:40,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-invgen/large_const.i [2022-11-20 17:41:43,998 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:41:44,201 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:41:44,201 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/sv-benchmarks/c/loop-invgen/large_const.i [2022-11-20 17:41:44,207 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/data/ac1ecea0a/749ef48848f445eba097fa27eaed523a/FLAG00dce7c74 [2022-11-20 17:41:44,221 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/data/ac1ecea0a/749ef48848f445eba097fa27eaed523a [2022-11-20 17:41:44,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:41:44,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:41:44,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:44,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:41:44,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:41:44,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4be6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44, skipping insertion in model container [2022-11-20 17:41:44,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:41:44,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:41:44,440 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/sv-benchmarks/c/loop-invgen/large_const.i[893,906] [2022-11-20 17:41:44,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:44,462 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:41:44,473 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/sv-benchmarks/c/loop-invgen/large_const.i[893,906] [2022-11-20 17:41:44,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:44,490 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:41:44,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44 WrapperNode [2022-11-20 17:41:44,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:44,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:44,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:41:44,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:41:44,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,522 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-11-20 17:41:44,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:44,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:41:44,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:41:44,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:41:44,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,541 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:41:44,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:41:44,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:41:44,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:41:44,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:44,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:41:44,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:41:44,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:41:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:41:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:41:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:41:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:41:44,693 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:41:44,694 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:41:44,870 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:41:44,898 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:41:44,899 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:41:44,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:44 BoogieIcfgContainer [2022-11-20 17:41:44,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:41:44,903 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:41:44,903 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:41:44,928 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:41:44,929 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:44" (1/1) ... [2022-11-20 17:41:44,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:41:45,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:45,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2022-11-20 17:41:45,068 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2022-11-20 17:41:45,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:41:45,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:45,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:45,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:45,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:45,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-11-20 17:41:45,351 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-11-20 17:41:45,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:41:45,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:45,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:45,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2022-11-20 17:41:45,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-11-20 17:41:45,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:41:45,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:45,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:45,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:45,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2022-11-20 17:41:45,660 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-11-20 17:41:45,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:41:45,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:45,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:45,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:45,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:45,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2022-11-20 17:41:45,728 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-20 17:41:45,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:41:45,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:45,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:46,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:46,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2022-11-20 17:41:46,183 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2022-11-20 17:41:46,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:41:46,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:46,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:46,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:46,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:46,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2022-11-20 17:41:46,665 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2022-11-20 17:41:46,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:46,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:46,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:46,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:47,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:47,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2022-11-20 17:41:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2022-11-20 17:41:47,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:47,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:47,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:48,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 62 states and 106 transitions. [2022-11-20 17:41:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 106 transitions. [2022-11-20 17:41:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:48,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:48,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:49,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 124 transitions. [2022-11-20 17:41:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 124 transitions. [2022-11-20 17:41:49,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:41:49,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:49,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:50,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:51,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:51,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 77 states and 145 transitions. [2022-11-20 17:41:51,529 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 145 transitions. [2022-11-20 17:41:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:41:51,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:51,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:51,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:53,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2022-11-20 17:41:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2022-11-20 17:41:53,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:53,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:53,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:53,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:54,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:54,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 91 states and 188 transitions. [2022-11-20 17:41:54,617 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 188 transitions. [2022-11-20 17:41:54,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:54,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:54,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:55,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:55,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 94 states and 196 transitions. [2022-11-20 17:41:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 196 transitions. [2022-11-20 17:41:55,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:55,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:55,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:55,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:55,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:55,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 96 states and 200 transitions. [2022-11-20 17:41:55,856 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 200 transitions. [2022-11-20 17:41:55,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:55,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:55,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 103 states and 226 transitions. [2022-11-20 17:41:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 226 transitions. [2022-11-20 17:41:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:41:57,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:57,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:58,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 106 states and 234 transitions. [2022-11-20 17:41:58,263 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 234 transitions. [2022-11-20 17:41:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:41:58,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:58,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:58,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:58,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 108 states and 238 transitions. [2022-11-20 17:41:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 238 transitions. [2022-11-20 17:41:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:41:58,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:58,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:59,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:00,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:00,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 114 states and 255 transitions. [2022-11-20 17:42:00,183 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 255 transitions. [2022-11-20 17:42:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:42:00,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:00,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:00,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 115 states and 256 transitions. [2022-11-20 17:42:00,669 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 256 transitions. [2022-11-20 17:42:00,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:42:00,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:00,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:00,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 121 states and 274 transitions. [2022-11-20 17:42:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 274 transitions. [2022-11-20 17:42:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:42:02,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:02,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:02,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:03,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:03,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 127 states and 303 transitions. [2022-11-20 17:42:03,421 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 303 transitions. [2022-11-20 17:42:03,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:42:03,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:03,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:05,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 133 states and 322 transitions. [2022-11-20 17:42:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 322 transitions. [2022-11-20 17:42:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:42:05,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:05,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:05,371 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:06,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 136 states and 328 transitions. [2022-11-20 17:42:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 328 transitions. [2022-11-20 17:42:06,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:42:06,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:06,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:06,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:08,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 142 states and 346 transitions. [2022-11-20 17:42:08,409 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 346 transitions. [2022-11-20 17:42:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:42:08,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:08,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:10,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 150 states and 378 transitions. [2022-11-20 17:42:10,823 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 378 transitions. [2022-11-20 17:42:10,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:42:10,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:10,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:13,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 159 states and 419 transitions. [2022-11-20 17:42:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 419 transitions. [2022-11-20 17:42:13,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:42:13,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:13,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:13,878 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:15,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:15,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 162 states and 428 transitions. [2022-11-20 17:42:15,308 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 428 transitions. [2022-11-20 17:42:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:15,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:15,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:15,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:17,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:17,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 169 states and 469 transitions. [2022-11-20 17:42:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 469 transitions. [2022-11-20 17:42:17,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:17,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:17,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:17,813 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:19,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:19,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 173 states and 481 transitions. [2022-11-20 17:42:19,185 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 481 transitions. [2022-11-20 17:42:19,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:19,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:19,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:19,680 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:22,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 182 states and 518 transitions. [2022-11-20 17:42:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 518 transitions. [2022-11-20 17:42:22,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:22,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:22,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:23,005 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 189 states and 557 transitions. [2022-11-20 17:42:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 557 transitions. [2022-11-20 17:42:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:26,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:26,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:26,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:26,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 191 states and 564 transitions. [2022-11-20 17:42:26,629 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 564 transitions. [2022-11-20 17:42:26,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:26,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:26,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:26,661 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:28,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 195 states and 581 transitions. [2022-11-20 17:42:28,351 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 581 transitions. [2022-11-20 17:42:28,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:28,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:28,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:28,384 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:29,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 198 states and 593 transitions. [2022-11-20 17:42:29,422 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 593 transitions. [2022-11-20 17:42:29,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:29,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:29,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:29,448 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:30,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:30,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 200 states and 600 transitions. [2022-11-20 17:42:30,106 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 600 transitions. [2022-11-20 17:42:30,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:30,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:30,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2022-11-20 17:42:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2022-11-20 17:42:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:31,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:31,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:35,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2022-11-20 17:42:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2022-11-20 17:42:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:42:35,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:35,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:35,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:37,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 62 states and 98 transitions. [2022-11-20 17:42:37,438 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 98 transitions. [2022-11-20 17:42:37,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:42:37,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:37,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:37,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:39,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 103 transitions. [2022-11-20 17:42:39,158 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2022-11-20 17:42:39,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:42:39,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:39,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:39,396 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:39,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2022-11-20 17:42:39,810 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2022-11-20 17:42:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:42:39,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:39,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:40,224 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:40,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:40,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 68 states and 106 transitions. [2022-11-20 17:42:40,954 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2022-11-20 17:42:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:42:40,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:40,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:41,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:41,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2022-11-20 17:42:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2022-11-20 17:42:41,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:42:41,569 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 43 iterations. [2022-11-20 17:42:41,577 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-20 17:42:41,919 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:42:41,924 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-11-20 17:42:41,935 INFO L560 CodeCheckObserver]: Invariant with dag size 46 [2022-11-20 17:42:41,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:42:41 ImpRootNode [2022-11-20 17:42:41,951 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:42:41,952 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:42:41,952 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:42:41,953 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:42:41,953 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:44" (3/4) ... [2022-11-20 17:42:41,956 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:42:41,969 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-20 17:42:41,970 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 17:42:41,970 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:42:41,970 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:42:41,971 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:42:42,020 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:42:42,020 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:42:42,021 INFO L158 Benchmark]: Toolchain (without parser) took 57795.57ms. Allocated memory was 144.7MB in the beginning and 524.3MB in the end (delta: 379.6MB). Free memory was 108.4MB in the beginning and 272.9MB in the end (delta: -164.5MB). Peak memory consumption was 215.1MB. Max. memory is 16.1GB. [2022-11-20 17:42:42,021 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:42:42,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.72ms. Allocated memory is still 144.7MB. Free memory was 108.4MB in the beginning and 111.9MB in the end (delta: -3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:42:42,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.03ms. Allocated memory is still 144.7MB. Free memory was 111.9MB in the beginning and 110.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:42:42,023 INFO L158 Benchmark]: Boogie Preprocessor took 20.55ms. Allocated memory is still 144.7MB. Free memory was 110.4MB in the beginning and 109.4MB in the end (delta: 977.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:42:42,023 INFO L158 Benchmark]: RCFGBuilder took 358.45ms. Allocated memory is still 144.7MB. Free memory was 109.1MB in the beginning and 95.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:42:42,024 INFO L158 Benchmark]: CodeCheck took 57048.72ms. Allocated memory was 144.7MB in the beginning and 524.3MB in the end (delta: 379.6MB). Free memory was 95.8MB in the beginning and 275.9MB in the end (delta: -180.0MB). Peak memory consumption was 202.1MB. Max. memory is 16.1GB. [2022-11-20 17:42:42,024 INFO L158 Benchmark]: Witness Printer took 68.05ms. Allocated memory is still 524.3MB. Free memory was 275.9MB in the beginning and 272.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:42:42,026 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, 33 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 56.6s, OverallIterations: 43, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8955 SdHoareTripleChecker+Valid, 38.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8347 mSDsluCounter, 12708 SdHoareTripleChecker+Invalid, 32.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10900 mSDsCounter, 3477 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25780 IncrementalHoareTripleChecker+Invalid, 29257 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3477 mSolverCounterUnsat, 1808 mSDtfsCounter, 25780 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6560 GetRequests, 5773 SyntacticMatches, 177 SemanticMatches, 610 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194592 ImplicationChecksByTransitivity, 51.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 575 NumberOfCodeBlocks, 575 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 533 ConstructedInterpolants, 0 QuantifiedInterpolants, 2493 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 11 PerfectInterpolantSequences, 33/130 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: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (((((!(j == 0) && n <= j) || (!(2000 <= k) && n <= j)) || (((2000 <= k && !(4000 <= k)) && j == 0) && n <= 1)) || (((k <= 10000 && !(k <= 4000)) && j == 0) && n <= 1)) || (((k <= 4000 && 4000 <= k) && j == 0) && n <= 1)) || (k == 0 && j == 0) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((((((((i == 0 && c1 <= 4000) && 2000 <= c2) && 4000 <= c1) && k == 0) && c3 <= 10000) && c2 <= 2000) && 10000 <= c3) || (((((((c2 + k <= 12000 && c1 + k <= 14000) && 1 <= i) && n <= i) && k <= 10000) && !(k <= 4000)) && c3 + k <= 20000) && i <= 1)) || ((((((k <= 4000 && 1 <= i) && n <= i) && 4000 <= k) && c1 + k <= 8000) && c3 + k <= 14000) && i <= 1)) || ((((((c2 + k <= 4000 && 1 <= i) && n <= i) && 2000 <= k) && !(4000 <= k)) && c1 + k <= 8000) && i <= 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.72ms. Allocated memory is still 144.7MB. Free memory was 108.4MB in the beginning and 111.9MB in the end (delta: -3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.03ms. Allocated memory is still 144.7MB. Free memory was 111.9MB in the beginning and 110.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.55ms. Allocated memory is still 144.7MB. Free memory was 110.4MB in the beginning and 109.4MB in the end (delta: 977.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 358.45ms. Allocated memory is still 144.7MB. Free memory was 109.1MB in the beginning and 95.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 57048.72ms. Allocated memory was 144.7MB in the beginning and 524.3MB in the end (delta: 379.6MB). Free memory was 95.8MB in the beginning and 275.9MB in the end (delta: -180.0MB). Peak memory consumption was 202.1MB. Max. memory is 16.1GB. * Witness Printer took 68.05ms. Allocated memory is still 524.3MB. Free memory was 275.9MB in the beginning and 272.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:42:42,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ce78fc4-11da-4545-81f3-e3f4d2498b9a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE