./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:25:24,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:25:24,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:25:24,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:25:24,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:25:24,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:25:24,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:25:24,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:25:24,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:25:24,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:25:24,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:25:24,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:25:24,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:25:24,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:25:24,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:25:24,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:25:24,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:25:24,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:25:24,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:25:24,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:25:24,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:25:24,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:25:24,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:25:24,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:25:24,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:25:24,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:25:24,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:25:24,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:25:24,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:25:24,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:25:24,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:25:24,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:25:24,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:25:24,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:25:24,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:25:24,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:25:24,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:25:24,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:25:24,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:25:24,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:25:24,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:25:24,689 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:25:24,742 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:25:24,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:25:24,743 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:25:24,743 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:25:24,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:25:24,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:25:24,753 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:25:24,754 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:25:24,754 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:25:24,754 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:25:24,755 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:25:24,755 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:25:24,756 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:25:24,756 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:25:24,756 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:25:24,756 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:25:24,757 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:25:24,757 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:25:24,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:25:24,758 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:25:24,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:25:24,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:25:24,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:25:24,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:25:24,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:25:24,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:25:24,760 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:25:24,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:25:24,761 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:25:24,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:25:24,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:25:24,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:25:24,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:25:24,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:25:24,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:25:24,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:25:24,763 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:25:24,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:25:24,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:25:24,763 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:25:24,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:25:24,764 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf [2021-11-23 02:25:25,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:25:25,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:25:25,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:25:25,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:25:25,119 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:25:25,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2021-11-23 02:25:25,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/data/8abf5e5ac/fd46c19f81a8421ea8ebe98c3825a04d/FLAG2f73cd9e8 [2021-11-23 02:25:25,830 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:25:25,831 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2021-11-23 02:25:25,867 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/data/8abf5e5ac/fd46c19f81a8421ea8ebe98c3825a04d/FLAG2f73cd9e8 [2021-11-23 02:25:26,131 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/data/8abf5e5ac/fd46c19f81a8421ea8ebe98c3825a04d [2021-11-23 02:25:26,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:25:26,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:25:26,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:25:26,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:25:26,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:25:26,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a462f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26, skipping insertion in model container [2021-11-23 02:25:26,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:25:26,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:25:26,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c[6448,6461] [2021-11-23 02:25:26,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:25:26,709 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:25:26,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c[6448,6461] [2021-11-23 02:25:26,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:25:26,849 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:25:26,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26 WrapperNode [2021-11-23 02:25:26,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:25:26,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:25:26,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:25:26,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:25:26,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,948 INFO L137 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 637 [2021-11-23 02:25:26,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:25:26,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:25:26,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:25:26,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:25:26,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:26,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:27,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:25:27,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:25:27,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:25:27,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:25:27,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (1/1) ... [2021-11-23 02:25:27,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:25:27,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:25:27,087 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:25:27,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:25:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:25:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:25:27,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:25:27,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:25:27,241 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:25:27,243 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:25:28,221 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:25:28,562 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:25:28,562 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 02:25:28,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:25:28 BoogieIcfgContainer [2021-11-23 02:25:28,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:25:28,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:25:28,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:25:28,572 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:25:28,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:25:26" (1/3) ... [2021-11-23 02:25:28,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ed7dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:25:28, skipping insertion in model container [2021-11-23 02:25:28,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:26" (2/3) ... [2021-11-23 02:25:28,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ed7dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:25:28, skipping insertion in model container [2021-11-23 02:25:28,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:25:28" (3/3) ... [2021-11-23 02:25:28,576 INFO L111 eAbstractionObserver]: Analyzing ICFG gj2007.c.i.p+nlh-reducer.c [2021-11-23 02:25:28,583 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:25:28,583 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:25:28,648 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:25:28,657 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 02:25:28,657 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:25:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 72 states have (on average 1.9722222222222223) internal successors, (142), 73 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:25:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 02:25:28,688 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:25:28,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:25:28,690 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:25:28,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:25:28,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1453360743, now seen corresponding path program 1 times [2021-11-23 02:25:28,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:25:28,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23046454] [2021-11-23 02:25:28,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:25:28,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:25:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:25:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:25:32,841 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:25:32,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23046454] [2021-11-23 02:25:32,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23046454] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:25:32,843 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:25:32,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [69] imperfect sequences [] total 69 [2021-11-23 02:25:32,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380187082] [2021-11-23 02:25:32,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:25:32,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2021-11-23 02:25:32,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:25:32,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-11-23 02:25:32,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=4626, Unknown=0, NotChecked=0, Total=4830 [2021-11-23 02:25:32,914 INFO L87 Difference]: Start difference. First operand has 74 states, 72 states have (on average 1.9722222222222223) internal successors, (142), 73 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:25:35,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:25:35,727 INFO L93 Difference]: Finished difference Result 80 states and 149 transitions. [2021-11-23 02:25:35,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-11-23 02:25:35,731 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2021-11-23 02:25:35,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:25:35,744 INFO L225 Difference]: With dead ends: 80 [2021-11-23 02:25:35,744 INFO L226 Difference]: Without dead ends: 73 [2021-11-23 02:25:35,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=204, Invalid=4626, Unknown=0, NotChecked=0, Total=4830 [2021-11-23 02:25:35,756 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 4652 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 4786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 4652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:25:35,757 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 4786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 4652 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-23 02:25:35,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-23 02:25:35,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-11-23 02:25:35,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:25:35,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2021-11-23 02:25:35,811 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 73 transitions. Word has length 71 [2021-11-23 02:25:35,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:25:35,812 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 73 transitions. [2021-11-23 02:25:35,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:25:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2021-11-23 02:25:35,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 02:25:35,816 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:25:35,816 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:25:35,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:25:35,817 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:25:35,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:25:35,818 INFO L85 PathProgramCache]: Analyzing trace with hash 2113862019, now seen corresponding path program 1 times [2021-11-23 02:25:35,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:25:35,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936736412] [2021-11-23 02:25:35,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:25:35,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:25:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:25:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:25:38,876 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:25:38,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936736412] [2021-11-23 02:25:38,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936736412] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:25:38,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093381762] [2021-11-23 02:25:38,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:25:38,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:25:38,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:25:38,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:25:38,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:25:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:25:38,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-23 02:25:38,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:25:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:25:39,757 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:25:46,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:25:46,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093381762] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:25:46,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1936772126] [2021-11-23 02:25:46,619 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2021-11-23 02:25:46,620 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:25:46,631 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:25:46,638 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:25:46,639 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:25:47,292 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:25:57,516 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1004#(and (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| |ULTIMATE.start_main_~__tmp_1~0#1|) (<= 67 |ULTIMATE.start_main_~main__y~0#1|) (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 0) (= (ite (= |ULTIMATE.start_main_~main__y~0#1| 100) 1 0) |ULTIMATE.start_main_~__tmp_1~0#1|) (= ~__return_1121~0 0) (<= 100 |ULTIMATE.start_main_~main__x~0#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= ~__return_main~0 0) (= |#NULL.base| 0))' at error location [2021-11-23 02:25:57,516 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:25:57,516 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:25:57,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 70, 70] total 139 [2021-11-23 02:25:57,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917826597] [2021-11-23 02:25:57,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:25:57,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 140 states [2021-11-23 02:25:57,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:25:57,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2021-11-23 02:25:57,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10884, Invalid=33006, Unknown=0, NotChecked=0, Total=43890 [2021-11-23 02:25:57,544 INFO L87 Difference]: Start difference. First operand 73 states and 73 transitions. Second operand has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:25:59,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:25:59,159 INFO L93 Difference]: Finished difference Result 108 states and 139 transitions. [2021-11-23 02:25:59,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-11-23 02:25:59,168 INFO L78 Accepts]: Start accepts. Automaton has has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-11-23 02:25:59,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:25:59,173 INFO L225 Difference]: With dead ends: 108 [2021-11-23 02:25:59,174 INFO L226 Difference]: Without dead ends: 105 [2021-11-23 02:25:59,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15060 ImplicationChecksByTransitivity, 17.5s TimeCoverageRelationStatistics Valid=10884, Invalid=33006, Unknown=0, NotChecked=0, Total=43890 [2021-11-23 02:25:59,185 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 3260 mSolverCounterSat, 375 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 3635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 375 IncrementalHoareTripleChecker+Valid, 3260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-23 02:25:59,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 19 Invalid, 3635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [375 Valid, 3260 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-23 02:25:59,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-11-23 02:25:59,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-11-23 02:25:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.0096153846153846) internal successors, (105), 104 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:25:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2021-11-23 02:25:59,227 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 105 transitions. Word has length 72 [2021-11-23 02:25:59,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:25:59,233 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 105 transitions. [2021-11-23 02:25:59,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:25:59,234 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2021-11-23 02:25:59,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 02:25:59,236 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:25:59,237 INFO L514 BasicCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:25:59,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:25:59,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:25:59,453 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:25:59,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:25:59,454 INFO L85 PathProgramCache]: Analyzing trace with hash 2102968707, now seen corresponding path program 2 times [2021-11-23 02:25:59,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:25:59,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585879888] [2021-11-23 02:25:59,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:25:59,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:25:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:26:05,552 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:26:05,553 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:26:05,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585879888] [2021-11-23 02:26:05,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585879888] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:26:05,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100691988] [2021-11-23 02:26:05,554 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:26:05,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:26:05,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:26:05,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:26:05,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:26:05,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2021-11-23 02:26:05,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:26:05,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 108 conjunts are in the unsatisfiable core [2021-11-23 02:26:05,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:26:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:26:12,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:28:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:28:22,634 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100691988] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:28:22,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [57547370] [2021-11-23 02:28:22,640 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2021-11-23 02:28:22,640 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:28:22,641 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:28:22,641 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:28:22,642 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:28:23,099 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:28:46,494 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2362#(and (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| |ULTIMATE.start_main_~__tmp_1~0#1|) (<= 67 |ULTIMATE.start_main_~main__y~0#1|) (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 0) (= (ite (= |ULTIMATE.start_main_~main__y~0#1| 100) 1 0) |ULTIMATE.start_main_~__tmp_1~0#1|) (= ~__return_1121~0 0) (<= 100 |ULTIMATE.start_main_~main__x~0#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= ~__return_main~0 0) (= |#NULL.base| 0))' at error location [2021-11-23 02:28:46,494 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:28:46,494 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:28:46,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 103, 103] total 256 [2021-11-23 02:28:46,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943873921] [2021-11-23 02:28:46,495 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:28:46,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 257 states [2021-11-23 02:28:46,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:28:46,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 257 interpolants. [2021-11-23 02:28:46,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10548, Invalid=96054, Unknown=0, NotChecked=0, Total=106602 [2021-11-23 02:28:46,520 INFO L87 Difference]: Start difference. First operand 105 states and 105 transitions. Second operand has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:29:06,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:29:06,363 INFO L93 Difference]: Finished difference Result 107 states and 108 transitions. [2021-11-23 02:29:06,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-11-23 02:29:06,364 INFO L78 Accepts]: Start accepts. Automaton has has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-11-23 02:29:06,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:29:06,365 INFO L225 Difference]: With dead ends: 107 [2021-11-23 02:29:06,365 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 02:29:06,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 85 SyntacticMatches, 3 SemanticMatches, 326 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29442 ImplicationChecksByTransitivity, 92.6s TimeCoverageRelationStatistics Valid=10555, Invalid=96701, Unknown=0, NotChecked=0, Total=107256 [2021-11-23 02:29:06,372 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 3 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12496 mSolverCounterSat, 4523 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 17019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4523 IncrementalHoareTripleChecker+Valid, 12496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:29:06,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 0 Invalid, 17019 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4523 Valid, 12496 Invalid, 0 Unknown, 0 Unchecked, 19.1s Time] [2021-11-23 02:29:06,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 02:29:06,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 02:29:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:29:06,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 02:29:06,375 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2021-11-23 02:29:06,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:29:06,376 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 02:29:06,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:29:06,377 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 02:29:06,377 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 02:29:06,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 02:29:06,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-23 02:29:06,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:29:06,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 02:29:07,328 INFO L854 garLoopResultBuilder]: At program point L927(lines 181 928) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= |ULTIMATE.start_main_~main__x~0#1| 28) (<= 28 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,328 INFO L854 garLoopResultBuilder]: At program point L795(lines 247 796) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 39 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 39)) [2021-11-23 02:29:07,329 INFO L854 garLoopResultBuilder]: At program point L663(lines 313 664) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 50) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,329 INFO L854 garLoopResultBuilder]: At program point L531(lines 379 532) the Hoare annotation is: (and (<= 61 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 61) (<= 61 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 61)) [2021-11-23 02:29:07,329 INFO L854 garLoopResultBuilder]: At program point L1227(lines 31 1228) the Hoare annotation is: (and (<= 3 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 3)) [2021-11-23 02:29:07,329 INFO L854 garLoopResultBuilder]: At program point L1095(lines 97 1096) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 14) (<= 14 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,330 INFO L854 garLoopResultBuilder]: At program point L963(lines 163 964) the Hoare annotation is: (and (<= 25 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 25) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,330 INFO L854 garLoopResultBuilder]: At program point L831(lines 229 832) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= |ULTIMATE.start_main_~main__x~0#1| 36) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 36 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,330 INFO L854 garLoopResultBuilder]: At program point L699(lines 295 700) the Hoare annotation is: (and (<= 47 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 47) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,330 INFO L854 garLoopResultBuilder]: At program point L567(lines 361 568) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 58) (<= |ULTIMATE.start_main_~main__y~0#1| 58) (<= 58 |ULTIMATE.start_main_~main__x~0#1|) (<= 58 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,330 INFO L854 garLoopResultBuilder]: At program point L1131(lines 79 1132) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 11) (<= 11 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,331 INFO L854 garLoopResultBuilder]: At program point L999(lines 145 1000) the Hoare annotation is: (and (<= 22 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 22)) [2021-11-23 02:29:07,331 INFO L854 garLoopResultBuilder]: At program point L867(lines 211 868) the Hoare annotation is: (and (<= 33 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 33) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,331 INFO L854 garLoopResultBuilder]: At program point L735(lines 277 736) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 44) (<= 44 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,331 INFO L854 garLoopResultBuilder]: At program point L603(lines 343 604) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 55) (<= |ULTIMATE.start_main_~main__x~0#1| 55) (<= 55 |ULTIMATE.start_main_~main__y~0#1|) (<= 55 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,332 INFO L854 garLoopResultBuilder]: At program point L471(lines 409 472) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 66) (<= |ULTIMATE.start_main_~main__y~0#1| 66) (<= 66 |ULTIMATE.start_main_~main__y~0#1|) (<= 66 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,332 INFO L854 garLoopResultBuilder]: At program point L1167(lines 61 1168) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 8) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 8 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,332 INFO L854 garLoopResultBuilder]: At program point L1035(lines 127 1036) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 19) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 19 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,332 INFO L854 garLoopResultBuilder]: At program point L903(lines 193 904) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= |ULTIMATE.start_main_~main__x~0#1| 30) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 30 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,333 INFO L854 garLoopResultBuilder]: At program point L771(lines 259 772) the Hoare annotation is: (and (<= 41 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 41) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,333 INFO L854 garLoopResultBuilder]: At program point L639(lines 325 640) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 52) (<= 52 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 52) (<= 52 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,333 INFO L854 garLoopResultBuilder]: At program point L507(lines 391 508) the Hoare annotation is: (and (<= 63 |ULTIMATE.start_main_~main__y~0#1|) (<= 63 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 63) (<= |ULTIMATE.start_main_~main__y~0#1| 63)) [2021-11-23 02:29:07,333 INFO L858 garLoopResultBuilder]: For program point L442(lines 442 451) no Hoare annotation was computed. [2021-11-23 02:29:07,333 INFO L854 garLoopResultBuilder]: At program point L1203(lines 43 1204) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 5) (<= 5 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,334 INFO L854 garLoopResultBuilder]: At program point L1071(lines 109 1072) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 16 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 16) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,334 INFO L854 garLoopResultBuilder]: At program point L939(lines 175 940) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 27) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 27 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,334 INFO L854 garLoopResultBuilder]: At program point L807(lines 241 808) the Hoare annotation is: (and (<= 38 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 38) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,334 INFO L854 garLoopResultBuilder]: At program point L675(lines 307 676) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 49) (<= 49 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,335 INFO L854 garLoopResultBuilder]: At program point L543(lines 373 544) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 60) (<= 60 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 60) (<= 60 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,335 INFO L858 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2021-11-23 02:29:07,335 INFO L854 garLoopResultBuilder]: At program point L1239(lines 25 1240) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 2) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 2 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,335 INFO L854 garLoopResultBuilder]: At program point L1107(lines 91 1108) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 13) (<= 13 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,336 INFO L858 garLoopResultBuilder]: For program point L17(lines 17 1257) no Hoare annotation was computed. [2021-11-23 02:29:07,336 INFO L854 garLoopResultBuilder]: At program point L975(lines 157 976) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 24 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 24) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,336 INFO L854 garLoopResultBuilder]: At program point L843(lines 223 844) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 35) (<= 35 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,336 INFO L854 garLoopResultBuilder]: At program point L711(lines 289 712) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 46) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 46 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,336 INFO L854 garLoopResultBuilder]: At program point L579(lines 355 580) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 57) (<= |ULTIMATE.start_main_~main__y~0#1| 57) (<= 57 |ULTIMATE.start_main_~main__x~0#1|) (<= 57 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,337 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 02:29:07,337 INFO L854 garLoopResultBuilder]: At program point L1143(lines 73 1144) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 10 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 10) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,337 INFO L854 garLoopResultBuilder]: At program point L1011(lines 139 1012) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 21) (<= 21 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,337 INFO L854 garLoopResultBuilder]: At program point L879(lines 205 880) the Hoare annotation is: (and (<= 32 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 32)) [2021-11-23 02:29:07,338 INFO L854 garLoopResultBuilder]: At program point L747(lines 271 748) the Hoare annotation is: (and (<= 43 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 43)) [2021-11-23 02:29:07,338 INFO L854 garLoopResultBuilder]: At program point L615(lines 337 616) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 54) (<= |ULTIMATE.start_main_~main__x~0#1| 54) (<= 54 |ULTIMATE.start_main_~main__y~0#1|) (<= 54 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,338 INFO L854 garLoopResultBuilder]: At program point L483(lines 403 484) the Hoare annotation is: (and (<= 65 |ULTIMATE.start_main_~main__y~0#1|) (<= 65 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 65) (<= |ULTIMATE.start_main_~main__x~0#1| 65)) [2021-11-23 02:29:07,338 INFO L854 garLoopResultBuilder]: At program point L1179(lines 55 1180) the Hoare annotation is: (and (<= 7 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 7)) [2021-11-23 02:29:07,338 INFO L854 garLoopResultBuilder]: At program point L1047(lines 121 1048) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= |ULTIMATE.start_main_~main__x~0#1| 18) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 18 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,339 INFO L854 garLoopResultBuilder]: At program point L915(lines 187 916) the Hoare annotation is: (and (<= 29 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 29)) [2021-11-23 02:29:07,339 INFO L854 garLoopResultBuilder]: At program point L783(lines 253 784) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 40) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 40 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,339 INFO L854 garLoopResultBuilder]: At program point L651(lines 319 652) the Hoare annotation is: (and (<= 51 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 51) (<= 51 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 51)) [2021-11-23 02:29:07,339 INFO L854 garLoopResultBuilder]: At program point L519(lines 385 520) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 62) (<= 62 |ULTIMATE.start_main_~main__y~0#1|) (<= 62 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 62)) [2021-11-23 02:29:07,340 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 02:29:07,340 INFO L854 garLoopResultBuilder]: At program point L1215(lines 37 1216) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= |ULTIMATE.start_main_~main__x~0#1| 4) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 4 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,340 INFO L854 garLoopResultBuilder]: At program point L1083(lines 103 1084) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 15 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 15)) [2021-11-23 02:29:07,340 INFO L854 garLoopResultBuilder]: At program point L951(lines 169 952) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= |ULTIMATE.start_main_~main__x~0#1| 26) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 26 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,341 INFO L854 garLoopResultBuilder]: At program point L819(lines 235 820) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 37 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 37)) [2021-11-23 02:29:07,341 INFO L854 garLoopResultBuilder]: At program point L687(lines 301 688) the Hoare annotation is: (and (<= 48 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 48)) [2021-11-23 02:29:07,341 INFO L854 garLoopResultBuilder]: At program point L555(lines 367 556) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 59) (<= 59 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 59) (<= 59 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,341 INFO L854 garLoopResultBuilder]: At program point L1251(lines 19 1252) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 1)) [2021-11-23 02:29:07,341 INFO L854 garLoopResultBuilder]: At program point L1119(lines 85 1120) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 12) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 12 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,342 INFO L854 garLoopResultBuilder]: At program point L987(lines 151 988) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= 23 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 23)) [2021-11-23 02:29:07,342 INFO L854 garLoopResultBuilder]: At program point L855(lines 217 856) the Hoare annotation is: (and (<= 34 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 34)) [2021-11-23 02:29:07,342 INFO L854 garLoopResultBuilder]: At program point L723(lines 283 724) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 45) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 45 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,342 INFO L854 garLoopResultBuilder]: At program point L591(lines 349 592) the Hoare annotation is: (and (<= 56 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 56) (<= 56 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 56)) [2021-11-23 02:29:07,343 INFO L854 garLoopResultBuilder]: At program point L459(lines 415 460) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__x~0#1| 86) (<= 86 |ULTIMATE.start_main_~main__x~0#1|) (<= 86 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 86)) (and (<= 70 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 70) (<= |ULTIMATE.start_main_~main__x~0#1| 70) (<= 70 |ULTIMATE.start_main_~main__y~0#1|)) (and (<= 94 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 94) (<= 94 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 94)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 75) (<= 75 |ULTIMATE.start_main_~main__x~0#1|) (<= 75 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 75)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 80) (<= 80 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 80) (<= 80 |ULTIMATE.start_main_~main__y~0#1|)) (and (<= |ULTIMATE.start_main_~main__y~0#1| 81) (<= |ULTIMATE.start_main_~main__x~0#1| 81) (<= 81 |ULTIMATE.start_main_~main__x~0#1|) (<= 81 |ULTIMATE.start_main_~main__y~0#1|)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 100) (<= |ULTIMATE.start_main_~main__y~0#1| 100) (<= 100 |ULTIMATE.start_main_~main__x~0#1|) (<= 100 |ULTIMATE.start_main_~main__y~0#1|)) (and (<= |ULTIMATE.start_main_~main__y~0#1| 74) (<= 74 |ULTIMATE.start_main_~main__x~0#1|) (<= 74 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 74)) (and (<= 92 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 92) (<= 92 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 92)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 90) (<= |ULTIMATE.start_main_~main__y~0#1| 90) (<= 90 |ULTIMATE.start_main_~main__y~0#1|) (<= 90 |ULTIMATE.start_main_~main__x~0#1|)) (and (<= 71 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 71) (<= 71 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 71)) (and (<= |ULTIMATE.start_main_~main__y~0#1| 89) (<= 89 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 89) (<= 89 |ULTIMATE.start_main_~main__x~0#1|)) (and (<= |ULTIMATE.start_main_~main__y~0#1| 82) (<= 82 |ULTIMATE.start_main_~main__y~0#1|) (<= 82 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 82)) (and (<= |ULTIMATE.start_main_~main__y~0#1| 97) (<= |ULTIMATE.start_main_~main__x~0#1| 97) (<= 97 |ULTIMATE.start_main_~main__y~0#1|) (<= 97 |ULTIMATE.start_main_~main__x~0#1|)) (and (<= 77 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 77) (<= 77 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 77)) (and (<= 98 |ULTIMATE.start_main_~main__x~0#1|) (<= 98 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 98) (<= |ULTIMATE.start_main_~main__y~0#1| 98)) (and (<= |ULTIMATE.start_main_~main__y~0#1| 93) (<= 93 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 93) (<= 93 |ULTIMATE.start_main_~main__y~0#1|)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 69) (<= 69 |ULTIMATE.start_main_~main__y~0#1|) (<= 69 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 69)) (and (<= |ULTIMATE.start_main_~main__y~0#1| 68) (<= 68 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 68) (<= 68 |ULTIMATE.start_main_~main__x~0#1|)) (and (<= 72 |ULTIMATE.start_main_~main__y~0#1|) (<= 72 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 72) (<= |ULTIMATE.start_main_~main__x~0#1| 72)) (and (<= 99 |ULTIMATE.start_main_~main__y~0#1|) (<= 99 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 99) (<= |ULTIMATE.start_main_~main__x~0#1| 99)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 73) (<= 73 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 73) (<= 73 |ULTIMATE.start_main_~main__x~0#1|)) (and (<= 88 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 88) (<= 88 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 88)) (and (<= 84 |ULTIMATE.start_main_~main__y~0#1|) (<= 84 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 84) (<= |ULTIMATE.start_main_~main__y~0#1| 84)) (and (<= 67 |ULTIMATE.start_main_~main__y~0#1|) (<= 67 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 67) (<= |ULTIMATE.start_main_~main__y~0#1| 67)) (and (<= 83 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 83) (<= |ULTIMATE.start_main_~main__x~0#1| 83) (<= 83 |ULTIMATE.start_main_~main__x~0#1|)) (and (<= 85 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 85) (<= 85 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 85)) (and (<= 79 |ULTIMATE.start_main_~main__x~0#1|) (<= 79 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 79) (<= |ULTIMATE.start_main_~main__y~0#1| 79)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 78) (<= 78 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 78) (<= 78 |ULTIMATE.start_main_~main__y~0#1|)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 87) (<= 87 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 87) (<= 87 |ULTIMATE.start_main_~main__x~0#1|)) (and (<= 91 |ULTIMATE.start_main_~main__x~0#1|) (<= 91 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 91) (<= |ULTIMATE.start_main_~main__y~0#1| 91)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 96) (<= |ULTIMATE.start_main_~main__y~0#1| 96) (<= 96 |ULTIMATE.start_main_~main__y~0#1|) (<= 96 |ULTIMATE.start_main_~main__x~0#1|)) (and (<= |ULTIMATE.start_main_~main__y~0#1| 76) (<= 76 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 76) (<= 76 |ULTIMATE.start_main_~main__y~0#1|)) (and (<= |ULTIMATE.start_main_~main__x~0#1| 95) (<= 95 |ULTIMATE.start_main_~main__x~0#1|) (<= 95 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 95))) [2021-11-23 02:29:07,343 INFO L854 garLoopResultBuilder]: At program point L1155(lines 67 1156) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__x~0#1| 9) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 9 |ULTIMATE.start_main_~main__x~0#1|) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,344 INFO L854 garLoopResultBuilder]: At program point L1023(lines 133 1024) the Hoare annotation is: (and (<= 20 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= |ULTIMATE.start_main_~main__x~0#1| 20) (<= 50 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,344 INFO L854 garLoopResultBuilder]: At program point L891(lines 199 892) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 31) (<= 31 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,344 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2021-11-23 02:29:07,345 INFO L854 garLoopResultBuilder]: At program point L759(lines 265 760) the Hoare annotation is: (and (<= 42 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 42)) [2021-11-23 02:29:07,345 INFO L854 garLoopResultBuilder]: At program point L627(lines 331 628) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 53) (<= 53 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 53) (<= 53 |ULTIMATE.start_main_~main__y~0#1|)) [2021-11-23 02:29:07,345 INFO L854 garLoopResultBuilder]: At program point L495(lines 397 496) the Hoare annotation is: (and (<= 64 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 64) (<= 64 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 64)) [2021-11-23 02:29:07,345 INFO L861 garLoopResultBuilder]: At program point L1256(lines 13 1258) the Hoare annotation is: true [2021-11-23 02:29:07,345 INFO L854 garLoopResultBuilder]: At program point L1191(lines 49 1192) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 6) (<= 6 |ULTIMATE.start_main_~main__x~0#1|)) [2021-11-23 02:29:07,346 INFO L854 garLoopResultBuilder]: At program point L1059(lines 115 1060) the Hoare annotation is: (and (<= 17 |ULTIMATE.start_main_~main__x~0#1|) (<= |ULTIMATE.start_main_~main__y~0#1| 50) (<= 50 |ULTIMATE.start_main_~main__y~0#1|) (<= |ULTIMATE.start_main_~main__x~0#1| 17)) [2021-11-23 02:29:07,350 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1] [2021-11-23 02:29:07,352 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 02:29:07,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:29:07 BoogieIcfgContainer [2021-11-23 02:29:07,411 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 02:29:07,412 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 02:29:07,412 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 02:29:07,412 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 02:29:07,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:25:28" (3/4) ... [2021-11-23 02:29:07,417 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 02:29:07,443 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-23 02:29:07,445 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 02:29:07,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 02:29:07,449 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 02:29:07,577 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/witness.graphml [2021-11-23 02:29:07,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 02:29:07,579 INFO L158 Benchmark]: Toolchain (without parser) took 221440.08ms. Allocated memory was 148.9MB in the beginning and 545.3MB in the end (delta: 396.4MB). Free memory was 114.6MB in the beginning and 269.3MB in the end (delta: -154.7MB). Peak memory consumption was 242.6MB. Max. memory is 16.1GB. [2021-11-23 02:29:07,579 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory was 48.9MB in the beginning and 48.9MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:29:07,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 701.82ms. Allocated memory is still 148.9MB. Free memory was 114.1MB in the beginning and 116.4MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 02:29:07,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.42ms. Allocated memory is still 148.9MB. Free memory was 116.4MB in the beginning and 113.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:29:07,581 INFO L158 Benchmark]: Boogie Preprocessor took 53.29ms. Allocated memory is still 148.9MB. Free memory was 113.2MB in the beginning and 111.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:29:07,581 INFO L158 Benchmark]: RCFGBuilder took 1562.55ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 121.4MB in the end (delta: -10.3MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. [2021-11-23 02:29:07,582 INFO L158 Benchmark]: TraceAbstraction took 218843.53ms. Allocated memory was 148.9MB in the beginning and 545.3MB in the end (delta: 396.4MB). Free memory was 120.6MB in the beginning and 280.9MB in the end (delta: -160.3MB). Peak memory consumption was 236.0MB. Max. memory is 16.1GB. [2021-11-23 02:29:07,582 INFO L158 Benchmark]: Witness Printer took 166.05ms. Allocated memory is still 545.3MB. Free memory was 280.9MB in the beginning and 269.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 02:29:07,585 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory was 48.9MB in the beginning and 48.9MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 701.82ms. Allocated memory is still 148.9MB. Free memory was 114.1MB in the beginning and 116.4MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.42ms. Allocated memory is still 148.9MB. Free memory was 116.4MB in the beginning and 113.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.29ms. Allocated memory is still 148.9MB. Free memory was 113.2MB in the beginning and 111.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1562.55ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 121.4MB in the end (delta: -10.3MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. * TraceAbstraction took 218843.53ms. Allocated memory was 148.9MB in the beginning and 545.3MB in the end (delta: 396.4MB). Free memory was 120.6MB in the beginning and 280.9MB in the end (delta: -160.3MB). Peak memory consumption was 236.0MB. Max. memory is 16.1GB. * Witness Printer took 166.05ms. Allocated memory is still 545.3MB. Free memory was 280.9MB in the beginning and 269.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 444]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 218.7s, OverallIterations: 3, TraceHistogramMax: 33, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 24.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 23.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 116 SdHoareTripleChecker+Invalid, 20.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 140 mSDsCounter, 5032 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20408 IncrementalHoareTripleChecker+Invalid, 25440 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5032 mSolverCounterUnsat, 7 mSDtfsCounter, 20408 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 767 GetRequests, 160 SyntacticMatches, 5 SemanticMatches, 602 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44502 ImplicationChecksByTransitivity, 112.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=2, InterpolantAutomatonStates: 276, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 103 NumberOfFragments, 1302 HoareAnnotationTreeSize, 68 FomulaSimplifications, 93 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 157.0s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 592 ConstructedInterpolants, 0 QuantifiedInterpolants, 20071 SizeOfPredicates, 4 NumberOfNonLiveVariables, 418 ConjunctsInSsa, 179 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1686 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: ((main__x <= 8 && main__y <= 50) && 50 <= main__y) && 8 <= main__x - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 50 <= main__y) && main__x <= 31) && 31 <= main__x - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 50 <= main__y) && 39 <= main__x) && main__x <= 39 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 50 <= main__y) && main__x <= 35) && 35 <= main__x - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((38 <= main__x && main__x <= 38) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((main__y <= 54 && main__x <= 54) && 54 <= main__y) && 54 <= main__x - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 16 <= main__x) && main__x <= 16) && 50 <= main__y - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((main__x <= 86 && 86 <= main__x) && 86 <= main__y) && main__y <= 86) || (((70 <= main__x && main__y <= 70) && main__x <= 70) && 70 <= main__y)) || (((94 <= main__y && main__y <= 94) && 94 <= main__x) && main__x <= 94)) || (((main__x <= 75 && 75 <= main__x) && 75 <= main__y) && main__y <= 75)) || (((main__x <= 80 && 80 <= main__x) && main__y <= 80) && 80 <= main__y)) || (((main__y <= 81 && main__x <= 81) && 81 <= main__x) && 81 <= main__y)) || (((main__x <= 100 && main__y <= 100) && 100 <= main__x) && 100 <= main__y)) || (((main__y <= 74 && 74 <= main__x) && 74 <= main__y) && main__x <= 74)) || (((92 <= main__y && main__x <= 92) && 92 <= main__x) && main__y <= 92)) || (((main__x <= 90 && main__y <= 90) && 90 <= main__y) && 90 <= main__x)) || (((71 <= main__x && main__y <= 71) && 71 <= main__y) && main__x <= 71)) || (((main__y <= 89 && 89 <= main__y) && main__x <= 89) && 89 <= main__x)) || (((main__y <= 82 && 82 <= main__y) && 82 <= main__x) && main__x <= 82)) || (((main__y <= 97 && main__x <= 97) && 97 <= main__y) && 97 <= main__x)) || (((77 <= main__x && main__y <= 77) && 77 <= main__y) && main__x <= 77)) || (((98 <= main__x && 98 <= main__y) && main__x <= 98) && main__y <= 98)) || (((main__y <= 93 && 93 <= main__x) && main__x <= 93) && 93 <= main__y)) || (((main__x <= 69 && 69 <= main__y) && 69 <= main__x) && main__y <= 69)) || (((main__y <= 68 && 68 <= main__y) && main__x <= 68) && 68 <= main__x)) || (((72 <= main__y && 72 <= main__x) && main__y <= 72) && main__x <= 72)) || (((99 <= main__y && 99 <= main__x) && main__y <= 99) && main__x <= 99)) || (((main__x <= 73 && 73 <= main__y) && main__y <= 73) && 73 <= main__x)) || (((88 <= main__x && main__x <= 88) && 88 <= main__y) && main__y <= 88)) || (((84 <= main__y && 84 <= main__x) && main__x <= 84) && main__y <= 84)) || (((67 <= main__y && 67 <= main__x) && main__x <= 67) && main__y <= 67)) || (((83 <= main__y && main__y <= 83) && main__x <= 83) && 83 <= main__x)) || (((85 <= main__y && main__x <= 85) && 85 <= main__x) && main__y <= 85)) || (((79 <= main__x && 79 <= main__y) && main__x <= 79) && main__y <= 79)) || (((main__x <= 78 && 78 <= main__x) && main__y <= 78) && 78 <= main__y)) || (((main__x <= 87 && 87 <= main__y) && main__y <= 87) && 87 <= main__x)) || (((91 <= main__x && 91 <= main__y) && main__x <= 91) && main__y <= 91)) || (((main__x <= 96 && main__y <= 96) && 96 <= main__y) && 96 <= main__x)) || (((main__y <= 76 && 76 <= main__x) && main__x <= 76) && 76 <= main__y)) || (((main__x <= 95 && 95 <= main__x) && 95 <= main__y) && main__y <= 95) - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: ((main__y <= 50 && main__x <= 4) && 50 <= main__y) && 4 <= main__x - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: ((main__x <= 40 && main__y <= 50) && 40 <= main__x) && 50 <= main__y - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: ((main__x <= 57 && main__y <= 57) && 57 <= main__x) && 57 <= main__y - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: ((43 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 43 - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 50 <= main__y) && main__x <= 13) && 13 <= main__x - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((main__y <= 50 && main__x <= 28) && 28 <= main__x) && 50 <= main__y - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: ((34 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 34 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 10 <= main__x) && main__x <= 10) && 50 <= main__y - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 50 <= main__y) && main__x <= 21) && 21 <= main__x - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((main__x <= 50 && main__y <= 50) && 50 <= main__x) && 50 <= main__y - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: ((main__y <= 62 && 62 <= main__y) && 62 <= main__x) && main__x <= 62 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: ((main__x <= 5 && 5 <= main__x) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: ((32 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 32 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: ((63 <= main__y && 63 <= main__x) && main__x <= 63) && main__y <= 63 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((main__x <= 9 && main__y <= 50) && 9 <= main__x) && 50 <= main__y - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((64 <= main__x && main__y <= 64) && 64 <= main__y) && main__x <= 64 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: ((main__y <= 50 && main__x <= 36) && 50 <= main__y) && 36 <= main__x - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 15 <= main__x) && 50 <= main__y) && main__x <= 15 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((29 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 29 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((main__x <= 12 && main__y <= 50) && 50 <= main__y) && 12 <= main__x - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: ((main__x <= 66 && main__y <= 66) && 66 <= main__y) && 66 <= main__x - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 50 <= main__y) && 23 <= main__x) && main__x <= 23 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((20 <= main__x && main__y <= 50) && main__x <= 20) && 50 <= main__y - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: ((41 <= main__x && main__x <= 41) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: ((25 <= main__x && main__x <= 25) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((main__y <= 50 && main__x <= 30) && 50 <= main__y) && 30 <= main__x - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((main__y <= 50 && main__x <= 26) && 50 <= main__y) && 26 <= main__x - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: ((65 <= main__y && 65 <= main__x) && main__y <= 65) && main__x <= 65 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((42 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 42 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: ((main__x <= 52 && 52 <= main__y) && main__y <= 52) && 52 <= main__x - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((main__x <= 19 && main__y <= 50) && 50 <= main__y) && 19 <= main__x - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: ((61 <= main__y && main__x <= 61) && 61 <= main__x) && main__y <= 61 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: ((33 <= main__x && main__x <= 33) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: ((main__x <= 46 && main__y <= 50) && 46 <= main__x) && 50 <= main__y - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: ((47 <= main__x && main__x <= 47) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 24 <= main__x) && main__x <= 24) && 50 <= main__y - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: ((56 <= main__x && main__x <= 56) && 56 <= main__y) && main__y <= 56 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((main__x <= 58 && main__y <= 58) && 58 <= main__x) && 58 <= main__y - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((7 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 7 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: ((main__x <= 60 && 60 <= main__y) && main__y <= 60) && 60 <= main__x - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 37 <= main__x) && 50 <= main__y) && main__x <= 37 - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((main__x <= 2 && main__y <= 50) && 2 <= main__x) && 50 <= main__y - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: ((51 <= main__y && main__y <= 51) && 51 <= main__x) && main__x <= 51 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: ((17 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 17 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: ((22 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 22 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: ((main__y <= 55 && main__x <= 55) && 55 <= main__y) && 55 <= main__x - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 50 <= main__y) && main__x <= 6) && 6 <= main__x - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: ((3 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 3 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((48 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 48 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: ((main__y <= 53 && 53 <= main__x) && main__x <= 53) && 53 <= main__y - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: ((main__x <= 14 && 14 <= main__x) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((main__x <= 44 && 44 <= main__x) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: ((main__x <= 59 && 59 <= main__y) && main__y <= 59) && 59 <= main__x - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((main__x <= 11 && 11 <= main__x) && main__y <= 50) && 50 <= main__y - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((main__x <= 45 && main__y <= 50) && 45 <= main__x) && 50 <= main__y - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: ((main__y <= 50 && main__x <= 18) && 50 <= main__y) && 18 <= main__x - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: ((1 <= main__x && main__y <= 50) && 50 <= main__y) && main__x <= 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: ((main__y <= 50 && 50 <= main__y) && main__x <= 49) && 49 <= main__x - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((main__x <= 27 && main__y <= 50) && 50 <= main__y) && 27 <= main__x RESULT: Ultimate proved your program to be correct! [2021-11-23 02:29:07,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29566aaa-3b9b-45d8-a82f-aaf468d87d4e/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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