./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ce67d33baf8e2191d295422ec2c8649be746cd4f4f75c5de99bdc3950e33cc6c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:34:28,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:34:28,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:34:28,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:34:28,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:34:28,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:34:28,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:34:28,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:34:28,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:34:28,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:34:28,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:34:28,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:34:28,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:34:28,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:34:28,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:34:28,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:34:28,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:34:28,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:34:28,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:34:28,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:34:28,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:34:28,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:34:28,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:34:28,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:34:28,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:34:28,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:34:28,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:34:28,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:34:28,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:34:28,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:34:28,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:34:28,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:34:28,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:34:28,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:34:28,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:34:28,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:34:28,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:34:28,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:34:28,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:34:28,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:34:28,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:34:28,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 07:34:28,566 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:34:28,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:34:28,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:34:28,567 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:34:28,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:34:28,569 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:34:28,569 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:34:28,569 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:34:28,569 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:34:28,570 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:34:28,571 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:34:28,571 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:34:28,571 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:34:28,572 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:34:28,572 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:34:28,572 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:34:28,572 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:34:28,573 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:34:28,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:34:28,574 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:34:28,574 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:34:28,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:34:28,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:34:28,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:34:28,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:34:28,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:34:28,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:34:28,576 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:34:28,576 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:34:28,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:34:28,577 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:34:28,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:34:28,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:34:28,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:34:28,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:34:28,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:34:28,579 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:34:28,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:34:28,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:34:28,579 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:34:28,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:34:28,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:34:28,580 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:34:28,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce67d33baf8e2191d295422ec2c8649be746cd4f4f75c5de99bdc3950e33cc6c [2022-11-19 07:34:28,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:34:28,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:34:28,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:34:28,955 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:34:28,956 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:34:28,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2022-11-19 07:34:29,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/data/f7337937b/293b1ffbc5094289a884dd45577c8eab/FLAG6a215bf15 [2022-11-19 07:34:29,555 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:34:29,555 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2022-11-19 07:34:29,563 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/data/f7337937b/293b1ffbc5094289a884dd45577c8eab/FLAG6a215bf15 [2022-11-19 07:34:29,917 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/data/f7337937b/293b1ffbc5094289a884dd45577c8eab [2022-11-19 07:34:29,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:34:29,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:34:29,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:34:29,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:34:29,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:34:29,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:29" (1/1) ... [2022-11-19 07:34:29,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d89041c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:29, skipping insertion in model container [2022-11-19 07:34:29,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:29" (1/1) ... [2022-11-19 07:34:29,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:34:29,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:34:30,178 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1551,1564] [2022-11-19 07:34:30,180 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1758,1771] [2022-11-19 07:34:30,183 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2095,2108] [2022-11-19 07:34:30,184 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2296,2309] [2022-11-19 07:34:30,187 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2701,2714] [2022-11-19 07:34:30,189 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2902,2915] [2022-11-19 07:34:30,192 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3228,3241] [2022-11-19 07:34:30,194 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3435,3448] [2022-11-19 07:34:30,198 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3914,3927] [2022-11-19 07:34:30,200 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4118,4131] [2022-11-19 07:34:30,203 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4426,4439] [2022-11-19 07:34:30,205 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4630,4643] [2022-11-19 07:34:30,207 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4995,5008] [2022-11-19 07:34:30,209 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5198,5211] [2022-11-19 07:34:30,211 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5412,5425] [2022-11-19 07:34:30,213 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5616,5629] [2022-11-19 07:34:30,216 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6138,6151] [2022-11-19 07:34:30,217 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6342,6355] [2022-11-19 07:34:30,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:34:30,228 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:34:30,247 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1551,1564] [2022-11-19 07:34:30,248 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1758,1771] [2022-11-19 07:34:30,250 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2095,2108] [2022-11-19 07:34:30,252 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2296,2309] [2022-11-19 07:34:30,254 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2701,2714] [2022-11-19 07:34:30,256 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2902,2915] [2022-11-19 07:34:30,258 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3228,3241] [2022-11-19 07:34:30,260 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3435,3448] [2022-11-19 07:34:30,263 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3914,3927] [2022-11-19 07:34:30,265 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4118,4131] [2022-11-19 07:34:30,267 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4426,4439] [2022-11-19 07:34:30,269 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4630,4643] [2022-11-19 07:34:30,271 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4995,5008] [2022-11-19 07:34:30,272 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5198,5211] [2022-11-19 07:34:30,274 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5412,5425] [2022-11-19 07:34:30,276 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5616,5629] [2022-11-19 07:34:30,279 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6138,6151] [2022-11-19 07:34:30,280 WARN L234 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_6426348d-d1ee-49b8-96c7-c80e94fb8082/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6342,6355] [2022-11-19 07:34:30,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:34:30,297 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:34:30,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30 WrapperNode [2022-11-19 07:34:30,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:34:30,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:34:30,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:34:30,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:34:30,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,352 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 284 [2022-11-19 07:34:30,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:34:30,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:34:30,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:34:30,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:34:30,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,407 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:34:30,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:34:30,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:34:30,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:34:30,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (1/1) ... [2022-11-19 07:34:30,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:34:30,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:34:30,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:34:30,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:34:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:34:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:34:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:34:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:34:30,619 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:34:30,620 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:34:31,031 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:34:31,065 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:34:31,068 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 07:34:31,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:31 BoogieIcfgContainer [2022-11-19 07:34:31,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:34:31,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:34:31,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:34:31,094 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:34:31,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:34:29" (1/3) ... [2022-11-19 07:34:31,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275c24b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:34:31, skipping insertion in model container [2022-11-19 07:34:31,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:30" (2/3) ... [2022-11-19 07:34:31,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275c24b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:34:31, skipping insertion in model container [2022-11-19 07:34:31,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:31" (3/3) ... [2022-11-19 07:34:31,113 INFO L112 eAbstractionObserver]: Analyzing ICFG apache-escape-absolute.i.v+cfa-reducer.c [2022-11-19 07:34:31,139 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:34:31,139 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2022-11-19 07:34:31,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:34:31,224 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3da40b00, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:34:31,225 INFO L358 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2022-11-19 07:34:31,229 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 72 states have (on average 1.9444444444444444) internal successors, (140), 102 states have internal predecessors, (140), 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) [2022-11-19 07:34:31,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-19 07:34:31,236 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:31,237 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:34:31,238 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:31,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:31,244 INFO L85 PathProgramCache]: Analyzing trace with hash -35581712, now seen corresponding path program 1 times [2022-11-19 07:34:31,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:31,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398374005] [2022-11-19 07:34:31,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:31,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:31,523 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:31,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398374005] [2022-11-19 07:34:31,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398374005] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:34:31,524 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:34:31,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-19 07:34:31,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842782862] [2022-11-19 07:34:31,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:34:31,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:34:31,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:31,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:34:31,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:31,578 INFO L87 Difference]: Start difference. First operand has 103 states, 72 states have (on average 1.9444444444444444) internal successors, (140), 102 states have internal predecessors, (140), 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 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-11-19 07:34:31,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:31,684 INFO L93 Difference]: Finished difference Result 105 states and 141 transitions. [2022-11-19 07:34:31,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:34:31,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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 12 [2022-11-19 07:34:31,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:31,706 INFO L225 Difference]: With dead ends: 105 [2022-11-19 07:34:31,706 INFO L226 Difference]: Without dead ends: 95 [2022-11-19 07:34:31,709 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:31,712 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 106 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:31,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 76 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:34:31,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2022-11-19 07:34:31,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2022-11-19 07:34:31,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 70 states have (on average 1.4) internal successors, (98), 94 states have internal predecessors, (98), 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) [2022-11-19 07:34:31,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 98 transitions. [2022-11-19 07:34:31,764 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 98 transitions. Word has length 12 [2022-11-19 07:34:31,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:31,765 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 98 transitions. [2022-11-19 07:34:31,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-11-19 07:34:31,766 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2022-11-19 07:34:31,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-19 07:34:31,770 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:31,771 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:34:31,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:34:31,773 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:31,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:31,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1103032992, now seen corresponding path program 1 times [2022-11-19 07:34:31,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:31,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105123217] [2022-11-19 07:34:31,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:31,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:31,896 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:31,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105123217] [2022-11-19 07:34:31,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105123217] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:34:31,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:34:31,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:34:31,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452483145] [2022-11-19 07:34:31,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:34:31,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:34:31,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:31,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:34:31,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:31,902 INFO L87 Difference]: Start difference. First operand 95 states and 98 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2022-11-19 07:34:31,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:31,986 INFO L93 Difference]: Finished difference Result 95 states and 98 transitions. [2022-11-19 07:34:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:34:31,987 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 13 [2022-11-19 07:34:31,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:31,988 INFO L225 Difference]: With dead ends: 95 [2022-11-19 07:34:31,988 INFO L226 Difference]: Without dead ends: 90 [2022-11-19 07:34:31,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:31,990 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 81 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:31,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 67 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:34:31,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2022-11-19 07:34:32,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2022-11-19 07:34:32,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 89 states have internal predecessors, (93), 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) [2022-11-19 07:34:32,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 93 transitions. [2022-11-19 07:34:32,005 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 93 transitions. Word has length 13 [2022-11-19 07:34:32,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:32,005 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 93 transitions. [2022-11-19 07:34:32,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2022-11-19 07:34:32,006 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 93 transitions. [2022-11-19 07:34:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-19 07:34:32,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:32,006 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:34:32,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:34:32,007 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:32,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:32,008 INFO L85 PathProgramCache]: Analyzing trace with hash 842219522, now seen corresponding path program 1 times [2022-11-19 07:34:32,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:32,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095202668] [2022-11-19 07:34:32,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:32,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:32,087 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:32,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095202668] [2022-11-19 07:34:32,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095202668] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:34:32,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:34:32,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:34:32,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592462405] [2022-11-19 07:34:32,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:34:32,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:34:32,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:32,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:34:32,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:34:32,091 INFO L87 Difference]: Start difference. First operand 90 states and 93 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2022-11-19 07:34:32,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:32,231 INFO L93 Difference]: Finished difference Result 122 states and 132 transitions. [2022-11-19 07:34:32,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:34:32,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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 15 [2022-11-19 07:34:32,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:32,233 INFO L225 Difference]: With dead ends: 122 [2022-11-19 07:34:32,233 INFO L226 Difference]: Without dead ends: 115 [2022-11-19 07:34:32,234 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:34:32,235 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 126 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:32,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 122 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:34:32,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2022-11-19 07:34:32,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 113. [2022-11-19 07:34:32,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 95 states have (on average 1.2736842105263158) internal successors, (121), 112 states have internal predecessors, (121), 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) [2022-11-19 07:34:32,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 121 transitions. [2022-11-19 07:34:32,248 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 121 transitions. Word has length 15 [2022-11-19 07:34:32,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:32,248 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 121 transitions. [2022-11-19 07:34:32,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2022-11-19 07:34:32,249 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 121 transitions. [2022-11-19 07:34:32,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-19 07:34:32,250 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:32,250 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:34:32,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:34:32,250 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:32,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:32,251 INFO L85 PathProgramCache]: Analyzing trace with hash 339001495, now seen corresponding path program 1 times [2022-11-19 07:34:32,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:32,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492825474] [2022-11-19 07:34:32,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:32,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:32,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:32,325 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:32,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492825474] [2022-11-19 07:34:32,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492825474] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:34:32,326 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:34:32,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:34:32,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086310335] [2022-11-19 07:34:32,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:34:32,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:34:32,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:32,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:34:32,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:34:32,328 INFO L87 Difference]: Start difference. First operand 113 states and 121 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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) [2022-11-19 07:34:32,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:32,470 INFO L93 Difference]: Finished difference Result 113 states and 121 transitions. [2022-11-19 07:34:32,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:34:32,471 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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 16 [2022-11-19 07:34:32,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:32,472 INFO L225 Difference]: With dead ends: 113 [2022-11-19 07:34:32,474 INFO L226 Difference]: Without dead ends: 105 [2022-11-19 07:34:32,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:34:32,476 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 134 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:32,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 58 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:34:32,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2022-11-19 07:34:32,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2022-11-19 07:34:32,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 95 states have (on average 1.1578947368421053) internal successors, (110), 104 states have internal predecessors, (110), 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) [2022-11-19 07:34:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 110 transitions. [2022-11-19 07:34:32,508 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 110 transitions. Word has length 16 [2022-11-19 07:34:32,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:32,509 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 110 transitions. [2022-11-19 07:34:32,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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) [2022-11-19 07:34:32,509 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 110 transitions. [2022-11-19 07:34:32,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-19 07:34:32,510 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:32,510 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2022-11-19 07:34:32,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:34:32,511 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:32,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:32,512 INFO L85 PathProgramCache]: Analyzing trace with hash -300139400, now seen corresponding path program 1 times [2022-11-19 07:34:32,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:32,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112033447] [2022-11-19 07:34:32,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:32,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:32,726 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:32,726 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:32,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112033447] [2022-11-19 07:34:32,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112033447] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:34:32,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [158777865] [2022-11-19 07:34:32,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:32,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:34:32,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:34:32,731 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:34:32,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:34:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:32,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:34:32,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:34:32,990 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:32,990 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:34:33,107 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:33,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [158777865] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:34:33,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1405320315] [2022-11-19 07:34:33,133 INFO L159 IcfgInterpreter]: Started Sifa with 32 locations of interest [2022-11-19 07:34:33,134 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:34:33,138 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:34:33,144 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:34:33,144 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:34:35,180 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:34:40,211 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1237#(and (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483648)) (<= 0 |ULTIMATE.start_main_~main__tokenlen~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_3~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_17~0#1|) (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000) (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000) (<= |ULTIMATE.start_main_~__tmp_3~0#1| 1) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_4~0#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| 1) (= |ULTIMATE.start_main_~__tmp_18~0#1| |ULTIMATE.start_main_~__VERIFIER_assert__cond~17#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1|) (= |ULTIMATE.start_main_~__tmp_18~0#1| (ite (<= 0 |ULTIMATE.start_main_~main__cp~0#1|) 1 0)) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 1) (<= 0 |ULTIMATE.start_main_~main__scheme~0#1|) (<= |ULTIMATE.start_main_~main__scheme~0#1| 999999) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1| 1) (<= 1 |ULTIMATE.start_main_~main__urilen~0#1|) (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483647) (<= |ULTIMATE.start_main_~__tmp_1~0#1| 1) (<= 0 |ULTIMATE.start_main_~__tmp_1~0#1|) (= |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 0) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1|) (<= |ULTIMATE.start_main_~__tmp_17~0#1| 1) (<= |ULTIMATE.start_main_~__tmp_4~0#1| 1) (= |#NULL.offset| 0) (<= |ULTIMATE.start_main_~__tmp_2~0#1| 1) (< 2147483646 |ULTIMATE.start_main_~main__cp~0#1|) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1| 0)) (<= 0 |#StackHeapBarrier|) (= ~__return_main~0 0) (= ~__return_375~0 0) (= |#NULL.base| 0) (<= 0 |ULTIMATE.start_main_~__tmp_2~0#1|))' at error location [2022-11-19 07:34:40,212 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-19 07:34:40,212 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-19 07:34:40,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-11-19 07:34:40,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892651042] [2022-11-19 07:34:40,213 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-19 07:34:40,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-19 07:34:40,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:40,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-19 07:34:40,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=314, Invalid=808, Unknown=0, NotChecked=0, Total=1122 [2022-11-19 07:34:40,216 INFO L87 Difference]: Start difference. First operand 105 states and 110 transitions. Second operand has 10 states, 9 states have (on average 11.333333333333334) internal successors, (102), 10 states have internal predecessors, (102), 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) [2022-11-19 07:34:40,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:40,934 INFO L93 Difference]: Finished difference Result 444 states and 493 transitions. [2022-11-19 07:34:40,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-19 07:34:40,935 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 11.333333333333334) internal successors, (102), 10 states have internal predecessors, (102), 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 38 [2022-11-19 07:34:40,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:40,941 INFO L225 Difference]: With dead ends: 444 [2022-11-19 07:34:40,941 INFO L226 Difference]: Without dead ends: 438 [2022-11-19 07:34:40,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 77 SyntacticMatches, 7 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 791 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=527, Invalid=1453, Unknown=0, NotChecked=0, Total=1980 [2022-11-19 07:34:40,944 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 1136 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1136 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:40,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1136 Valid, 251 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-19 07:34:40,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-11-19 07:34:40,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 278. [2022-11-19 07:34:40,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 271 states have (on average 1.1476014760147601) internal successors, (311), 277 states have internal predecessors, (311), 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) [2022-11-19 07:34:40,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 311 transitions. [2022-11-19 07:34:40,966 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 311 transitions. Word has length 38 [2022-11-19 07:34:40,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:40,966 INFO L495 AbstractCegarLoop]: Abstraction has 278 states and 311 transitions. [2022-11-19 07:34:40,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 11.333333333333334) internal successors, (102), 10 states have internal predecessors, (102), 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) [2022-11-19 07:34:40,967 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 311 transitions. [2022-11-19 07:34:40,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-19 07:34:40,968 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:40,969 INFO L195 NwaCegarLoop]: 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] [2022-11-19 07:34:40,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:34:41,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:34:41,177 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:41,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:41,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1145944335, now seen corresponding path program 1 times [2022-11-19 07:34:41,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:41,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051558538] [2022-11-19 07:34:41,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:41,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:41,273 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:41,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051558538] [2022-11-19 07:34:41,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051558538] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:34:41,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:34:41,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:34:41,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149725347] [2022-11-19 07:34:41,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:34:41,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:34:41,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:41,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:34:41,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:41,276 INFO L87 Difference]: Start difference. First operand 278 states and 311 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-11-19 07:34:41,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:41,360 INFO L93 Difference]: Finished difference Result 389 states and 443 transitions. [2022-11-19 07:34:41,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:34:41,361 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 52 [2022-11-19 07:34:41,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:41,362 INFO L225 Difference]: With dead ends: 389 [2022-11-19 07:34:41,362 INFO L226 Difference]: Without dead ends: 278 [2022-11-19 07:34:41,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:41,367 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 0 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:41,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:34:41,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2022-11-19 07:34:41,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2022-11-19 07:34:41,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 271 states have (on average 1.1254612546125462) internal successors, (305), 277 states have internal predecessors, (305), 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) [2022-11-19 07:34:41,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 305 transitions. [2022-11-19 07:34:41,410 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 305 transitions. Word has length 52 [2022-11-19 07:34:41,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:41,411 INFO L495 AbstractCegarLoop]: Abstraction has 278 states and 305 transitions. [2022-11-19 07:34:41,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-11-19 07:34:41,411 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 305 transitions. [2022-11-19 07:34:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-19 07:34:41,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:41,413 INFO L195 NwaCegarLoop]: 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] [2022-11-19 07:34:41,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 07:34:41,414 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:41,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:41,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1199382817, now seen corresponding path program 1 times [2022-11-19 07:34:41,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:41,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909075092] [2022-11-19 07:34:41,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:41,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:41,525 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:41,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909075092] [2022-11-19 07:34:41,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909075092] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:34:41,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:34:41,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-19 07:34:41,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784452421] [2022-11-19 07:34:41,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:34:41,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:34:41,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:41,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:34:41,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:41,528 INFO L87 Difference]: Start difference. First operand 278 states and 305 transitions. Second operand has 3 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2022-11-19 07:34:41,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:41,548 INFO L93 Difference]: Finished difference Result 278 states and 305 transitions. [2022-11-19 07:34:41,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:34:41,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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 53 [2022-11-19 07:34:41,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:41,551 INFO L225 Difference]: With dead ends: 278 [2022-11-19 07:34:41,551 INFO L226 Difference]: Without dead ends: 277 [2022-11-19 07:34:41,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:41,553 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 26 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:41,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 69 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:34:41,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2022-11-19 07:34:41,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 277. [2022-11-19 07:34:41,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 271 states have (on average 1.1070110701107012) internal successors, (300), 276 states have internal predecessors, (300), 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) [2022-11-19 07:34:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 300 transitions. [2022-11-19 07:34:41,565 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 300 transitions. Word has length 53 [2022-11-19 07:34:41,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:41,566 INFO L495 AbstractCegarLoop]: Abstraction has 277 states and 300 transitions. [2022-11-19 07:34:41,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2022-11-19 07:34:41,566 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 300 transitions. [2022-11-19 07:34:41,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-19 07:34:41,574 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:41,575 INFO L195 NwaCegarLoop]: 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] [2022-11-19 07:34:41,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 07:34:41,576 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:41,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:41,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1473838547, now seen corresponding path program 1 times [2022-11-19 07:34:41,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:41,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089443446] [2022-11-19 07:34:41,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:41,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:41,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:41,690 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:41,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089443446] [2022-11-19 07:34:41,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089443446] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:34:41,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:34:41,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:34:41,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084184383] [2022-11-19 07:34:41,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:34:41,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:34:41,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:41,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:34:41,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:41,693 INFO L87 Difference]: Start difference. First operand 277 states and 300 transitions. Second operand has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-19 07:34:41,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:41,710 INFO L93 Difference]: Finished difference Result 277 states and 300 transitions. [2022-11-19 07:34:41,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:34:41,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 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 54 [2022-11-19 07:34:41,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:41,714 INFO L225 Difference]: With dead ends: 277 [2022-11-19 07:34:41,714 INFO L226 Difference]: Without dead ends: 276 [2022-11-19 07:34:41,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:41,717 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 24 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:41,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 73 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:34:41,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2022-11-19 07:34:41,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2022-11-19 07:34:41,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 271 states have (on average 1.088560885608856) internal successors, (295), 275 states have internal predecessors, (295), 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) [2022-11-19 07:34:41,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 295 transitions. [2022-11-19 07:34:41,728 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 295 transitions. Word has length 54 [2022-11-19 07:34:41,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:41,728 INFO L495 AbstractCegarLoop]: Abstraction has 276 states and 295 transitions. [2022-11-19 07:34:41,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-19 07:34:41,729 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 295 transitions. [2022-11-19 07:34:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-19 07:34:41,732 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:41,732 INFO L195 NwaCegarLoop]: 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] [2022-11-19 07:34:41,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 07:34:41,733 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:41,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:41,734 INFO L85 PathProgramCache]: Analyzing trace with hash -43272535, now seen corresponding path program 1 times [2022-11-19 07:34:41,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:41,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342296317] [2022-11-19 07:34:41,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:41,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:41,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:41,822 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:41,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342296317] [2022-11-19 07:34:41,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342296317] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:34:41,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:34:41,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:34:41,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040993852] [2022-11-19 07:34:41,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:34:41,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:34:41,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:41,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:34:41,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:41,826 INFO L87 Difference]: Start difference. First operand 276 states and 295 transitions. Second operand has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-11-19 07:34:41,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:41,849 INFO L93 Difference]: Finished difference Result 332 states and 361 transitions. [2022-11-19 07:34:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:34:41,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 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 59 [2022-11-19 07:34:41,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:41,852 INFO L225 Difference]: With dead ends: 332 [2022-11-19 07:34:41,853 INFO L226 Difference]: Without dead ends: 330 [2022-11-19 07:34:41,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:34:41,860 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 5 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:41,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 140 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:34:41,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2022-11-19 07:34:41,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 329. [2022-11-19 07:34:41,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 324 states have (on average 1.0833333333333333) internal successors, (351), 328 states have internal predecessors, (351), 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) [2022-11-19 07:34:41,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 351 transitions. [2022-11-19 07:34:41,875 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 351 transitions. Word has length 59 [2022-11-19 07:34:41,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:41,877 INFO L495 AbstractCegarLoop]: Abstraction has 329 states and 351 transitions. [2022-11-19 07:34:41,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-11-19 07:34:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 351 transitions. [2022-11-19 07:34:41,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-19 07:34:41,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:41,879 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:34:41,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 07:34:41,880 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:41,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:41,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1934044696, now seen corresponding path program 2 times [2022-11-19 07:34:41,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:41,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606173090] [2022-11-19 07:34:41,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:41,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:42,162 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:42,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606173090] [2022-11-19 07:34:42,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606173090] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:34:42,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097111062] [2022-11-19 07:34:42,163 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-19 07:34:42,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:34:42,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:34:42,165 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:34:42,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:34:42,235 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-19 07:34:42,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 07:34:42,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 07:34:42,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:34:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-19 07:34:42,376 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:34:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-19 07:34:42,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097111062] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:34:42,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [512980641] [2022-11-19 07:34:42,544 INFO L159 IcfgInterpreter]: Started Sifa with 32 locations of interest [2022-11-19 07:34:42,545 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:34:42,545 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:34:42,546 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:34:42,546 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:34:43,827 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:34:49,328 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5142#(and (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483648)) (<= 0 |ULTIMATE.start_main_~main__tokenlen~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_3~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_17~0#1|) (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000) (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000) (<= |ULTIMATE.start_main_~__tmp_3~0#1| 1) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_4~0#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| 1) (= |ULTIMATE.start_main_~__tmp_18~0#1| |ULTIMATE.start_main_~__VERIFIER_assert__cond~17#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1|) (= |ULTIMATE.start_main_~__tmp_18~0#1| (ite (<= 0 |ULTIMATE.start_main_~main__cp~0#1|) 1 0)) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 1) (<= 0 |ULTIMATE.start_main_~main__scheme~0#1|) (<= |ULTIMATE.start_main_~main__scheme~0#1| 999999) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1| 1) (<= 1 |ULTIMATE.start_main_~main__urilen~0#1|) (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483647) (<= |ULTIMATE.start_main_~__tmp_1~0#1| 1) (<= 0 |ULTIMATE.start_main_~__tmp_1~0#1|) (= |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 0) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1|) (<= |ULTIMATE.start_main_~__tmp_17~0#1| 1) (<= |ULTIMATE.start_main_~__tmp_4~0#1| 1) (= |#NULL.offset| 0) (<= |ULTIMATE.start_main_~__tmp_2~0#1| 1) (< 2147483646 |ULTIMATE.start_main_~main__cp~0#1|) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1| 0)) (<= 0 |#StackHeapBarrier|) (= ~__return_main~0 0) (= ~__return_375~0 0) (= |#NULL.base| 0) (<= 0 |ULTIMATE.start_main_~__tmp_2~0#1|))' at error location [2022-11-19 07:34:49,329 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-19 07:34:49,329 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-19 07:34:49,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 12 [2022-11-19 07:34:49,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178178342] [2022-11-19 07:34:49,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-19 07:34:49,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-19 07:34:49,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:34:49,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-19 07:34:49,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2022-11-19 07:34:49,331 INFO L87 Difference]: Start difference. First operand 329 states and 351 transitions. Second operand has 13 states, 12 states have (on average 10.416666666666666) internal successors, (125), 13 states have internal predecessors, (125), 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) [2022-11-19 07:34:49,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:34:49,779 INFO L93 Difference]: Finished difference Result 541 states and 585 transitions. [2022-11-19 07:34:49,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-19 07:34:49,780 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.416666666666666) internal successors, (125), 13 states have internal predecessors, (125), 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 70 [2022-11-19 07:34:49,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:34:49,782 INFO L225 Difference]: With dead ends: 541 [2022-11-19 07:34:49,783 INFO L226 Difference]: Without dead ends: 538 [2022-11-19 07:34:49,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 166 SyntacticMatches, 15 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1026 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=510, Invalid=1560, Unknown=0, NotChecked=0, Total=2070 [2022-11-19 07:34:49,785 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 822 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 822 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:34:49,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [822 Valid, 167 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 07:34:49,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2022-11-19 07:34:49,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 279. [2022-11-19 07:34:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 276 states have (on average 1.105072463768116) internal successors, (305), 278 states have internal predecessors, (305), 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) [2022-11-19 07:34:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 305 transitions. [2022-11-19 07:34:49,804 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 305 transitions. Word has length 70 [2022-11-19 07:34:49,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:34:49,805 INFO L495 AbstractCegarLoop]: Abstraction has 279 states and 305 transitions. [2022-11-19 07:34:49,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.416666666666666) internal successors, (125), 13 states have internal predecessors, (125), 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) [2022-11-19 07:34:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 305 transitions. [2022-11-19 07:34:49,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-19 07:34:49,806 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:34:49,807 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-19 07:34:49,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 07:34:50,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:34:50,014 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:34:50,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:34:50,015 INFO L85 PathProgramCache]: Analyzing trace with hash -864310089, now seen corresponding path program 1 times [2022-11-19 07:34:50,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:34:50,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921980647] [2022-11-19 07:34:50,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:50,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:34:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:50,111 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-19 07:34:50,112 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:34:50,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921980647] [2022-11-19 07:34:50,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921980647] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:34:50,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1429982277] [2022-11-19 07:34:50,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:34:50,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:34:50,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:34:50,114 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:34:50,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 07:34:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:34:50,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 07:34:50,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:34:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:50,274 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:34:50,338 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:34:50,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1429982277] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:34:50,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1128465239] [2022-11-19 07:34:50,342 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2022-11-19 07:34:50,345 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:34:50,346 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:34:50,347 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:34:50,347 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:34:53,665 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:35:11,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1128465239] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:35:11,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-19 07:35:11,160 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [3, 3, 3] total 45 [2022-11-19 07:35:11,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440617395] [2022-11-19 07:35:11,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:35:11,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2022-11-19 07:35:11,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:35:11,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2022-11-19 07:35:11,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=547, Invalid=1523, Unknown=0, NotChecked=0, Total=2070 [2022-11-19 07:35:11,163 INFO L87 Difference]: Start difference. First operand 279 states and 305 transitions. Second operand has 40 states, 39 states have (on average 1.7179487179487178) internal successors, (67), 39 states have internal predecessors, (67), 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) [2022-11-19 07:35:34,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:35:34,877 INFO L93 Difference]: Finished difference Result 504 states and 551 transitions. [2022-11-19 07:35:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-11-19 07:35:34,878 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 1.7179487179487178) internal successors, (67), 39 states have internal predecessors, (67), 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 76 [2022-11-19 07:35:34,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:35:34,880 INFO L225 Difference]: With dead ends: 504 [2022-11-19 07:35:34,880 INFO L226 Difference]: Without dead ends: 231 [2022-11-19 07:35:34,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 163 SyntacticMatches, 22 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1341 ImplicationChecksByTransitivity, 38.9s TimeCoverageRelationStatistics Valid=1233, Invalid=3323, Unknown=0, NotChecked=0, Total=4556 [2022-11-19 07:35:34,883 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 336 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:35:34,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 103 Invalid, 929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-19 07:35:34,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2022-11-19 07:35:34,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 227. [2022-11-19 07:35:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.1071428571428572) internal successors, (248), 226 states have internal predecessors, (248), 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) [2022-11-19 07:35:34,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 248 transitions. [2022-11-19 07:35:34,898 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 248 transitions. Word has length 76 [2022-11-19 07:35:34,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:35:34,898 INFO L495 AbstractCegarLoop]: Abstraction has 227 states and 248 transitions. [2022-11-19 07:35:34,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 39 states have (on average 1.7179487179487178) internal successors, (67), 39 states have internal predecessors, (67), 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) [2022-11-19 07:35:34,899 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 248 transitions. [2022-11-19 07:35:34,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-19 07:35:34,900 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:35:34,900 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-19 07:35:34,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 07:35:35,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:35:35,111 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-11-19 07:35:35,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:35:35,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1189164831, now seen corresponding path program 1 times [2022-11-19 07:35:35,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:35:35,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979082617] [2022-11-19 07:35:35,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:35:35,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:35:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:35:35,194 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-19 07:35:35,195 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:35:35,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979082617] [2022-11-19 07:35:35,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979082617] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:35:35,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345795243] [2022-11-19 07:35:35,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:35:35,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:35:35,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:35:35,197 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:35:35,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:35:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:35:35,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 07:35:35,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:35:35,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:35:35,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:35:35,430 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:35:35,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345795243] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:35:35,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1308070795] [2022-11-19 07:35:35,438 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2022-11-19 07:35:35,438 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:35:35,439 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:35:35,439 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:35:35,440 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:35:38,501 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:35:57,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1308070795] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:35:57,071 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-19 07:35:57,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [3, 3, 3] total 51 [2022-11-19 07:35:57,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113728616] [2022-11-19 07:35:57,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:35:57,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-11-19 07:35:57,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:35:57,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-11-19 07:35:57,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=401, Invalid=2251, Unknown=0, NotChecked=0, Total=2652 [2022-11-19 07:35:57,074 INFO L87 Difference]: Start difference. First operand 227 states and 248 transitions. Second operand has 46 states, 45 states have (on average 1.6) internal successors, (72), 45 states have internal predecessors, (72), 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) [2022-11-19 07:36:34,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:36:34,717 INFO L93 Difference]: Finished difference Result 275 states and 297 transitions. [2022-11-19 07:36:34,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-11-19 07:36:34,718 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 1.6) internal successors, (72), 45 states have internal predecessors, (72), 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 84 [2022-11-19 07:36:34,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:36:34,718 INFO L225 Difference]: With dead ends: 275 [2022-11-19 07:36:34,719 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 07:36:34,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 181 SyntacticMatches, 22 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2849 ImplicationChecksByTransitivity, 53.7s TimeCoverageRelationStatistics Valid=1587, Invalid=6603, Unknown=0, NotChecked=0, Total=8190 [2022-11-19 07:36:34,722 INFO L413 NwaCegarLoop]: 0 mSDtfsCounter, 581 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1143 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 1143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:36:34,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [581 Valid, 0 Invalid, 1180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 1143 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-19 07:36:34,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 07:36:34,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 07:36:34,723 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) [2022-11-19 07:36:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 07:36:34,723 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 84 [2022-11-19 07:36:34,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:36:34,724 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 07:36:34,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 1.6) internal successors, (72), 45 states have internal predecessors, (72), 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) [2022-11-19 07:36:34,724 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 07:36:34,724 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 07:36:34,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 30 remaining) [2022-11-19 07:36:34,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 30 remaining) [2022-11-19 07:36:34,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 30 remaining) [2022-11-19 07:36:34,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 30 remaining) [2022-11-19 07:36:34,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 30 remaining) [2022-11-19 07:36:34,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 30 remaining) [2022-11-19 07:36:34,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 30 remaining) [2022-11-19 07:36:34,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 30 remaining) [2022-11-19 07:36:34,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 30 remaining) [2022-11-19 07:36:34,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 30 remaining) [2022-11-19 07:36:34,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 30 remaining) [2022-11-19 07:36:34,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 30 remaining) [2022-11-19 07:36:34,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 30 remaining) [2022-11-19 07:36:34,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 30 remaining) [2022-11-19 07:36:34,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 30 remaining) [2022-11-19 07:36:34,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 30 remaining) [2022-11-19 07:36:34,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 30 remaining) [2022-11-19 07:36:34,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 30 remaining) [2022-11-19 07:36:34,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 30 remaining) [2022-11-19 07:36:34,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 30 remaining) [2022-11-19 07:36:34,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 30 remaining) [2022-11-19 07:36:34,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 30 remaining) [2022-11-19 07:36:34,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 30 remaining) [2022-11-19 07:36:34,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 30 remaining) [2022-11-19 07:36:34,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 30 remaining) [2022-11-19 07:36:34,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 30 remaining) [2022-11-19 07:36:34,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 30 remaining) [2022-11-19 07:36:34,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 30 remaining) [2022-11-19 07:36:34,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 30 remaining) [2022-11-19 07:36:34,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 30 remaining) [2022-11-19 07:36:34,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-19 07:36:34,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-19 07:36:34,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 07:36:45,193 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 80) no Hoare annotation was computed. [2022-11-19 07:36:45,193 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-11-19 07:36:45,193 INFO L899 garLoopResultBuilder]: For program point L184-1(line 184) no Hoare annotation was computed. [2022-11-19 07:36:45,193 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 194) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point L234-1(line 234) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point L234-2(lines 234 338) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point L135(lines 135 397) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 433) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 162) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point L384(lines 384 393) no Hoare annotation was computed. [2022-11-19 07:36:45,194 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2022-11-19 07:36:45,197 INFO L895 garLoopResultBuilder]: At program point L401(lines 131 402) the Hoare annotation is: (let ((.cse12 (<= 0 |ULTIMATE.start_main_~main__cp~0#1|)) (.cse8 (<= 0 |ULTIMATE.start_main_~main__scheme~0#1|))) (or (let ((.cse13 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (< 0 |ULTIMATE.start_main_~main__tokenlen~0#1|) (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 2147483648)) (= 41 (select |#length| 2)) (= (select |#valid| 1) 1) (not (= |ULTIMATE.start_main_~main__scheme~0#1| 0)) (<= |ULTIMATE.start_main_~main__cp~0#1| 1000000) (= (select |#valid| 0) 0) (let ((.cse0 (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483648))) (.cse2 (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000)) (.cse3 (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000)) (.cse4 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1|)) (.cse5 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| 1)) (.cse6 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1|)) (.cse7 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 1)) (.cse9 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1|)) (.cse1 (<= 1 |ULTIMATE.start_main_~main__cp~0#1|)) (.cse10 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1| 1)) (.cse11 (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483647))) (or (and .cse0 (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 0)) (= |ULTIMATE.start_main_~main__cp~0#1| |ULTIMATE.start_main_~main__scheme~0#1|) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| 0)) (= (ite .cse1 1 0) |ULTIMATE.start_main_~__tmp_2~0#1|) .cse2 .cse3 .cse4 .cse5 (= (ite (< |ULTIMATE.start_main_~main__cp~0#1| (+ |ULTIMATE.start_main_~main__urilen~0#1| 1)) 1 0) |ULTIMATE.start_main_~__tmp_1~0#1|) .cse6 .cse7 .cse8 .cse9 (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1| 0)) (not (< |ULTIMATE.start_main_~main__urilen~0#1| (+ |ULTIMATE.start_main_~main__scheme~0#1| 1))) .cse10 .cse11 (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1| |ULTIMATE.start_main_~__tmp_4~0#1|) (= (ite (< |ULTIMATE.start_main_~main__cp~0#1| |ULTIMATE.start_main_~main__urilen~0#1|) 1 0) |ULTIMATE.start_main_~__tmp_3~0#1|) (not (= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 0)) (= (ite .cse12 1 0) |ULTIMATE.start_main_~__tmp_4~0#1|)) (and .cse0 (<= 0 |ULTIMATE.start_main_~__tmp_3~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_17~0#1|) .cse2 .cse3 (<= |ULTIMATE.start_main_~__tmp_3~0#1| 1) .cse4 (<= 0 |ULTIMATE.start_main_~__tmp_4~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_18~0#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1| 1) .cse5 (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~17#1| 0)) .cse6 .cse7 .cse8 (<= |ULTIMATE.start_main_~main__scheme~0#1| 999999) .cse9 (<= |ULTIMATE.start_main_~__tmp_18~0#1| 1) .cse1 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1| 1) .cse10 (<= 1 |ULTIMATE.start_main_~main__urilen~0#1|) .cse11 (<= |ULTIMATE.start_main_~__tmp_1~0#1| 1) (<= 0 |ULTIMATE.start_main_~__tmp_1~0#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~17#1|) (<= |ULTIMATE.start_main_~__tmp_17~0#1| 1) (<= |ULTIMATE.start_main_~__tmp_4~0#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~17#1| 1) (<= |ULTIMATE.start_main_~__tmp_2~0#1| 1)))) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select .cse13 0) 48) (= (select .cse13 1) 0) (= ~__return_main~0 0) (= ~__return_375~0 0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (not (= |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 0)) (<= 0 |ULTIMATE.start_main_~__tmp_2~0#1|))) (and (<= |ULTIMATE.start_main_~main__scheme~0#1| 1000000) .cse12 .cse8 (<= |ULTIMATE.start_main_~main__cp~0#1| 999999) (= (+ |ULTIMATE.start_main_~main__cp~0#1| 1) |ULTIMATE.start_main_~main__urilen~0#1|)))) [2022-11-19 07:36:45,197 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 162) no Hoare annotation was computed. [2022-11-19 07:36:45,197 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 411) no Hoare annotation was computed. [2022-11-19 07:36:45,197 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-19 07:36:45,198 INFO L899 garLoopResultBuilder]: For program point L71-1(line 71) no Hoare annotation was computed. [2022-11-19 07:36:45,198 INFO L899 garLoopResultBuilder]: For program point L71-2(lines 71 416) no Hoare annotation was computed. [2022-11-19 07:36:45,198 INFO L899 garLoopResultBuilder]: For program point L253(lines 253 329) no Hoare annotation was computed. [2022-11-19 07:36:45,198 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 355) no Hoare annotation was computed. [2022-11-19 07:36:45,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 200) no Hoare annotation was computed. [2022-11-19 07:36:45,198 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 322) no Hoare annotation was computed. [2022-11-19 07:36:45,199 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 353) no Hoare annotation was computed. [2022-11-19 07:36:45,199 INFO L899 garLoopResultBuilder]: For program point L155(lines 155 360) no Hoare annotation was computed. [2022-11-19 07:36:45,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 200) no Hoare annotation was computed. [2022-11-19 07:36:45,199 INFO L899 garLoopResultBuilder]: For program point L23(lines 23 438) no Hoare annotation was computed. [2022-11-19 07:36:45,199 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-11-19 07:36:45,199 INFO L899 garLoopResultBuilder]: For program point L172-1(line 172) no Hoare annotation was computed. [2022-11-19 07:36:45,200 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 403) no Hoare annotation was computed. [2022-11-19 07:36:45,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 391) no Hoare annotation was computed. [2022-11-19 07:36:45,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 184) no Hoare annotation was computed. [2022-11-19 07:36:45,200 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 435) no Hoare annotation was computed. [2022-11-19 07:36:45,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 07:36:45,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 391) no Hoare annotation was computed. [2022-11-19 07:36:45,201 INFO L899 garLoopResultBuilder]: For program point L372(lines 372 395) no Hoare annotation was computed. [2022-11-19 07:36:45,201 INFO L899 garLoopResultBuilder]: For program point L306(lines 306 316) no Hoare annotation was computed. [2022-11-19 07:36:45,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 184) no Hoare annotation was computed. [2022-11-19 07:36:45,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 234) no Hoare annotation was computed. [2022-11-19 07:36:45,201 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 344) no Hoare annotation was computed. [2022-11-19 07:36:45,202 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 80) no Hoare annotation was computed. [2022-11-19 07:36:45,202 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-19 07:36:45,202 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 432) no Hoare annotation was computed. [2022-11-19 07:36:45,202 INFO L899 garLoopResultBuilder]: For program point L92-1(line 92) no Hoare annotation was computed. [2022-11-19 07:36:45,202 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 331) no Hoare annotation was computed. [2022-11-19 07:36:45,202 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 357) no Hoare annotation was computed. [2022-11-19 07:36:45,203 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 131) no Hoare annotation was computed. [2022-11-19 07:36:45,203 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 234) no Hoare annotation was computed. [2022-11-19 07:36:45,203 INFO L899 garLoopResultBuilder]: For program point L143(lines 143 362) no Hoare annotation was computed. [2022-11-19 07:36:45,203 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 131) no Hoare annotation was computed. [2022-11-19 07:36:45,203 INFO L899 garLoopResultBuilder]: For program point L391(line 391) no Hoare annotation was computed. [2022-11-19 07:36:45,203 INFO L899 garLoopResultBuilder]: For program point L391-1(line 391) no Hoare annotation was computed. [2022-11-19 07:36:45,204 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2022-11-19 07:36:45,204 INFO L899 garLoopResultBuilder]: For program point L61(lines 61 427) no Hoare annotation was computed. [2022-11-19 07:36:45,204 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 194) no Hoare annotation was computed. [2022-11-19 07:36:45,204 INFO L899 garLoopResultBuilder]: For program point L111(lines 111 405) no Hoare annotation was computed. [2022-11-19 07:36:45,205 INFO L895 garLoopResultBuilder]: At program point L392(lines 129 403) the Hoare annotation is: (let ((.cse22 (select |#memory_int| 1))) (let ((.cse0 (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483648))) (.cse1 (= (select |#length| 3) 12)) (.cse3 (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000)) (.cse4 (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000)) (.cse5 (= 2 (select |#length| 1))) (.cse6 (<= 0 |ULTIMATE.start_main_~main__scheme~0#1|)) (.cse7 (= (select |#valid| 3) 1)) (.cse8 (< 0 |ULTIMATE.start_main_~main__tokenlen~0#1|)) (.cse2 (<= 1 |ULTIMATE.start_main_~main__cp~0#1|)) (.cse9 (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483647)) (.cse10 (= 41 (select |#length| 2))) (.cse11 (= (select |#valid| 1) 1)) (.cse12 (not (= |ULTIMATE.start_main_~main__scheme~0#1| 0))) (.cse13 (= (select |#valid| 0) 0)) (.cse14 (= (select |#valid| 2) 1)) (.cse15 (= |#NULL.offset| 0)) (.cse16 (= (select .cse22 0) 48)) (.cse17 (= (select .cse22 1) 0)) (.cse18 (= ~__return_main~0 0)) (.cse19 (= ~__return_375~0 0)) (.cse20 (< 0 |#StackHeapBarrier|)) (.cse21 (= |#NULL.base| 0))) (or (and (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| |ULTIMATE.start_main_~__tmp_1~0#1|) .cse0 .cse1 (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| |ULTIMATE.start_main_~__tmp_2~0#1|) (= |ULTIMATE.start_main_~main__cp~0#1| |ULTIMATE.start_main_~main__scheme~0#1|) (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1| |ULTIMATE.start_main_~__tmp_3~0#1|) (= (ite .cse2 1 0) |ULTIMATE.start_main_~__tmp_2~0#1|) .cse3 .cse4 (= (ite (< |ULTIMATE.start_main_~main__cp~0#1| (+ |ULTIMATE.start_main_~main__urilen~0#1| 1)) 1 0) |ULTIMATE.start_main_~__tmp_1~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 (<= (+ |ULTIMATE.start_main_~main__scheme~0#1| 1) |ULTIMATE.start_main_~main__urilen~0#1|) (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1| |ULTIMATE.start_main_~__tmp_4~0#1|) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (= (ite (< |ULTIMATE.start_main_~main__cp~0#1| |ULTIMATE.start_main_~main__urilen~0#1|) 1 0) |ULTIMATE.start_main_~__tmp_3~0#1|) .cse17 .cse18 .cse19 .cse20 .cse21 (not (= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 0)) (= (ite (<= 0 |ULTIMATE.start_main_~main__cp~0#1|) 1 0) |ULTIMATE.start_main_~__tmp_4~0#1|)) (and .cse0 .cse1 (<= 0 |ULTIMATE.start_main_~__tmp_3~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_17~0#1|) .cse3 .cse4 (<= |ULTIMATE.start_main_~__tmp_3~0#1| 1) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_4~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_18~0#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| 1) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~17#1| 0)) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 1) .cse5 .cse6 .cse7 .cse8 (<= |ULTIMATE.start_main_~main__scheme~0#1| 999999) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1|) (<= |ULTIMATE.start_main_~__tmp_18~0#1| 1) .cse2 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~16#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1| 1) (<= 1 |ULTIMATE.start_main_~main__urilen~0#1|) .cse9 (<= |ULTIMATE.start_main_~__tmp_1~0#1| 1) (<= 0 |ULTIMATE.start_main_~__tmp_1~0#1|) .cse10 .cse11 (= |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 0) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1|) .cse12 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~17#1|) (<= |ULTIMATE.start_main_~__tmp_17~0#1| 1) (<= |ULTIMATE.start_main_~main__cp~0#1| 1000000) (<= |ULTIMATE.start_main_~__tmp_4~0#1| 1) .cse13 .cse14 .cse15 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~17#1| 1) .cse16 (<= |ULTIMATE.start_main_~__tmp_2~0#1| 1) .cse17 .cse18 .cse19 .cse20 .cse21 (<= 0 |ULTIMATE.start_main_~__tmp_2~0#1|))))) [2022-11-19 07:36:45,205 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-19 07:36:45,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2022-11-19 07:36:45,206 INFO L899 garLoopResultBuilder]: For program point L194-1(line 194) no Hoare annotation was computed. [2022-11-19 07:36:45,206 INFO L899 garLoopResultBuilder]: For program point L194-2(line 194) no Hoare annotation was computed. [2022-11-19 07:36:45,206 INFO L899 garLoopResultBuilder]: For program point L95(lines 95 412) no Hoare annotation was computed. [2022-11-19 07:36:45,206 INFO L899 garLoopResultBuilder]: For program point L194-3(line 194) no Hoare annotation was computed. [2022-11-19 07:36:45,207 INFO L899 garLoopResultBuilder]: For program point L194-4(lines 194 354) no Hoare annotation was computed. [2022-11-19 07:36:45,207 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 437) no Hoare annotation was computed. [2022-11-19 07:36:45,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 194) no Hoare annotation was computed. [2022-11-19 07:36:45,208 INFO L895 garLoopResultBuilder]: At program point L327(lines 262 328) the Hoare annotation is: (let ((.cse12 (<= 0 |ULTIMATE.start_main_~main__cp~0#1|))) (let ((.cse78 (select |#memory_int| 1)) (.cse76 (ite .cse12 1 0)) (.cse77 (ite (< |ULTIMATE.start_main_~main__cp~0#1| |ULTIMATE.start_main_~main__urilen~0#1|) 1 0))) (let ((.cse0 (<= 0 |ULTIMATE.start_main_~__tmp_5~0#1|)) (.cse1 (<= |ULTIMATE.start_main_~__tmp_9~0#1| 1)) (.cse2 (<= |ULTIMATE.start_main_~__tmp_6~0#1| 1)) (.cse3 (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483648))) (.cse4 (= (select |#length| 3) 12)) (.cse5 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~9#1| 1)) (.cse6 (<= 0 |ULTIMATE.start_main_~__tmp_7~0#1|)) (.cse7 (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_2~0#1| 2147483648))) (.cse8 (<= |ULTIMATE.start_main_~main__scheme~0#1| 1000000)) (.cse9 (<= 0 |ULTIMATE.start_main_~__tmp_3~0#1|)) (.cse10 (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__urilen~0#1|))) (.cse11 (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000)) (.cse13 (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000)) (.cse14 (<= |ULTIMATE.start_main_~__tmp_3~0#1| 1)) (.cse15 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1|)) (.cse16 (<= 0 |ULTIMATE.start_main_~__tmp_4~0#1|)) (.cse17 (= |ULTIMATE.start_main_~__tmp_11~0#1| .cse77)) (.cse18 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~4#1|)) (.cse19 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1| 1)) (.cse20 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| 1)) (.cse21 (<= |ULTIMATE.start_main_~__tmp_8~0#1| 1)) (.cse22 (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_2~0#1| 2147483647)) (.cse23 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~4#1| 1)) (.cse24 (<= |ULTIMATE.start_main_~__tmp_7~0#1| 1)) (.cse25 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~7#1| 1)) (.cse26 (<= 0 |ULTIMATE.start_main_~__tmp_9~0#1|)) (.cse27 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~7#1|)) (.cse28 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1|)) (.cse29 (= |ULTIMATE.start_main_~__tmp_12~0#1| .cse76)) (.cse30 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~9#1|)) (.cse31 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 1)) (.cse32 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~8#1| 1)) (.cse33 (<= |ULTIMATE.start_main_~__tmp_10~0#1| 1)) (.cse34 (<= |ULTIMATE.start_main_~__tmp_5~0#1| 1)) (.cse35 (= 2 (select |#length| 1))) (.cse36 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~5#1| 1)) (.cse38 (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~10#1| 0))) (.cse39 (= (select |#valid| 3) 1)) (.cse40 (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 2147483647)) (.cse41 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1|)) (.cse42 (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_3~0#1| 2147483647)) (.cse43 (<= 1 |ULTIMATE.start_main_~main__cp~0#1|)) (.cse44 (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_3~0#1| 2147483648))) (.cse45 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~6#1|)) (.cse46 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1| 1)) (.cse47 (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483647)) (.cse48 (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 2147483648))) (.cse37 (<= 0 |ULTIMATE.start_main_~main__c~0#1|)) (.cse49 (<= 0 |ULTIMATE.start_main_~__tmp_8~0#1|)) (.cse50 (<= 0 |ULTIMATE.start_main_~__tmp_6~0#1|)) (.cse51 (<= |ULTIMATE.start_main_~__tmp_1~0#1| 1)) (.cse52 (<= 0 |ULTIMATE.start_main_~__tmp_1~0#1|)) (.cse53 (= 41 (select |#length| 2))) (.cse54 (= (select |#valid| 1) 1)) (.cse55 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~5#1|)) (.cse56 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1|)) (.cse57 (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~8#1|)) (.cse58 (<= |ULTIMATE.start_main_~__tmp_4~0#1| 1)) (.cse59 (not (= (+ |ULTIMATE.start_main_~main__cp~0#1| 1) |ULTIMATE.start_main_~main__urilen~0#1|))) (.cse60 (= (select |#valid| 0) 0)) (.cse61 (= (select |#valid| 2) 1)) (.cse62 (= |#NULL.offset| 0)) (.cse63 (= |ULTIMATE.start_main_~__tmp_12~0#1| |ULTIMATE.start_main_~__VERIFIER_assert__cond~11#1|)) (.cse64 (= (select .cse78 0) 48)) (.cse65 (<= |ULTIMATE.start_main_~__tmp_2~0#1| 1)) (.cse66 (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~6#1| 1)) (.cse67 (<= 1 |ULTIMATE.start_main_~main__scheme~0#1|)) (.cse68 (= |ULTIMATE.start_main_~__tmp_11~0#1| |ULTIMATE.start_main_~__VERIFIER_assert__cond~10#1|)) (.cse69 (= (select .cse78 1) 0)) (.cse70 (= ~__return_main~0 0)) (.cse71 (= ~__return_375~0 0)) (.cse72 (<= 0 |ULTIMATE.start_main_~__tmp_10~0#1|)) (.cse73 (< 0 |#StackHeapBarrier|)) (.cse74 (= |#NULL.base| 0)) (.cse75 (<= 0 |ULTIMATE.start_main_~__tmp_2~0#1|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 (< (+ |ULTIMATE.start_main_~main__c~0#1| 1) |ULTIMATE.start_main_~main__tokenlen~0#1|) .cse49 .cse50 .cse51 .cse52 .cse53 .cse54 .cse55 .cse56 .cse57 .cse58 .cse59 .cse60 .cse61 .cse62 .cse63 .cse64 .cse65 .cse66 .cse67 .cse68 .cse69 .cse70 .cse71 .cse72 .cse73 .cse74 .cse75) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 (= |ULTIMATE.start_main_~__tmp_16~0#1| .cse76) .cse21 .cse22 .cse23 .cse24 .cse25 (<= 1 |ULTIMATE.start_main_~main__c~0#1|) (= |ULTIMATE.start_main_~__tmp_14~0#1| |ULTIMATE.start_main_~__VERIFIER_assert__cond~13#1|) .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 (= |ULTIMATE.start_main_~__tmp_13~0#1| |ULTIMATE.start_main_~__VERIFIER_assert__cond~12#1|) .cse38 .cse39 (= |ULTIMATE.start_main_~__tmp_13~0#1| (ite (< |ULTIMATE.start_main_~main__c~0#1| |ULTIMATE.start_main_~main__tokenlen~0#1|) 1 0)) .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 (= |ULTIMATE.start_main_~__tmp_14~0#1| (ite .cse37 1 0)) .cse49 .cse50 .cse51 (not (= |ULTIMATE.start_main_~main____CPAchecker_TMP_3~0#1| 0)) .cse52 .cse53 .cse54 .cse55 (= |ULTIMATE.start_main_~__tmp_15~0#1| |ULTIMATE.start_main_~__VERIFIER_assert__cond~14#1|) .cse56 (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~12#1| 0)) (= |ULTIMATE.start_main_~__tmp_16~0#1| |ULTIMATE.start_main_~__VERIFIER_assert__cond~15#1|) .cse57 (= |ULTIMATE.start_main_~__tmp_15~0#1| .cse77) .cse58 .cse59 .cse60 .cse61 .cse62 .cse63 .cse64 .cse65 .cse66 .cse67 .cse68 .cse69 .cse70 .cse71 .cse72 .cse73 .cse74 .cse75))))) [2022-11-19 07:36:45,208 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 318) no Hoare annotation was computed. [2022-11-19 07:36:45,208 INFO L899 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2022-11-19 07:36:45,208 INFO L899 garLoopResultBuilder]: For program point L162-1(line 162) no Hoare annotation was computed. [2022-11-19 07:36:45,208 INFO L899 garLoopResultBuilder]: For program point L162-2(lines 162 359) no Hoare annotation was computed. [2022-11-19 07:36:45,209 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 422) no Hoare annotation was computed. [2022-11-19 07:36:45,209 INFO L895 garLoopResultBuilder]: At program point L410(lines 104 411) the Hoare annotation is: (<= |ULTIMATE.start_main_~main__urilen~0#1| 2147483647) [2022-11-19 07:36:45,209 INFO L899 garLoopResultBuilder]: For program point L212(lines 212 346) no Hoare annotation was computed. [2022-11-19 07:36:45,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 314) no Hoare annotation was computed. [2022-11-19 07:36:45,209 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-19 07:36:45,209 INFO L899 garLoopResultBuilder]: For program point L47(lines 47 434) no Hoare annotation was computed. [2022-11-19 07:36:45,209 INFO L899 garLoopResultBuilder]: For program point L80-1(line 80) no Hoare annotation was computed. [2022-11-19 07:36:45,210 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 172) no Hoare annotation was computed. [2022-11-19 07:36:45,210 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 328) no Hoare annotation was computed. [2022-11-19 07:36:45,210 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 314) no Hoare annotation was computed. [2022-11-19 07:36:45,210 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 172) no Hoare annotation was computed. [2022-11-19 07:36:45,210 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-19 07:36:45,211 INFO L899 garLoopResultBuilder]: For program point L131-1(lines 131 402) no Hoare annotation was computed. [2022-11-19 07:36:45,211 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 417) no Hoare annotation was computed. [2022-11-19 07:36:45,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 92) no Hoare annotation was computed. [2022-11-19 07:36:45,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 232) no Hoare annotation was computed. [2022-11-19 07:36:45,211 INFO L899 garLoopResultBuilder]: For program point L264(line 264) no Hoare annotation was computed. [2022-11-19 07:36:45,211 INFO L899 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2022-11-19 07:36:45,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 92) no Hoare annotation was computed. [2022-11-19 07:36:45,211 INFO L899 garLoopResultBuilder]: For program point L314(line 314) no Hoare annotation was computed. [2022-11-19 07:36:45,212 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 232) no Hoare annotation was computed. [2022-11-19 07:36:45,212 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 414) no Hoare annotation was computed. [2022-11-19 07:36:45,212 INFO L899 garLoopResultBuilder]: For program point L232(line 232) no Hoare annotation was computed. [2022-11-19 07:36:45,212 INFO L899 garLoopResultBuilder]: For program point L232-1(lines 232 343) no Hoare annotation was computed. [2022-11-19 07:36:45,213 INFO L895 garLoopResultBuilder]: At program point L315(lines 230 344) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 |ULTIMATE.start_main_~__tmp_5~0#1|) (<= |ULTIMATE.start_main_~__tmp_9~0#1| 1) (<= |ULTIMATE.start_main_~__tmp_6~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483648)) (= (select |#length| 3) 12) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~9#1| 1) (<= 0 |ULTIMATE.start_main_~__tmp_7~0#1|) (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_2~0#1| 2147483648)) (<= |ULTIMATE.start_main_~main__scheme~0#1| 1000000) (<= 0 |ULTIMATE.start_main_~__tmp_3~0#1|) (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000) (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000) (<= |ULTIMATE.start_main_~__tmp_3~0#1| 1) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_4~0#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~4#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| 1) (<= |ULTIMATE.start_main_~__tmp_8~0#1| 1) (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_2~0#1| 2147483647) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~4#1| 1) (<= |ULTIMATE.start_main_~__tmp_7~0#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~7#1| 1) (<= 0 |ULTIMATE.start_main_~__tmp_9~0#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~7#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~9#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~8#1| 1) (<= |ULTIMATE.start_main_~__tmp_10~0#1| 1) (<= |ULTIMATE.start_main_~__tmp_5~0#1| 1) (= 2 (select |#length| 1)) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~5#1| 1) (<= 0 |ULTIMATE.start_main_~main__c~0#1|) (= (select |#valid| 3) 1) (< 0 |ULTIMATE.start_main_~main__tokenlen~0#1|) (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1|) (<= 1 |ULTIMATE.start_main_~main__cp~0#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~6#1|) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~2#1| 1) (<= 1 |ULTIMATE.start_main_~main__urilen~0#1|) (<= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~main____CPAchecker_TMP_1~0#1| 2147483648)) (<= 0 |ULTIMATE.start_main_~__tmp_8~0#1|) (<= 0 |ULTIMATE.start_main_~__tmp_6~0#1|) (<= |ULTIMATE.start_main_~__tmp_1~0#1| 1) (<= 0 |ULTIMATE.start_main_~__tmp_1~0#1|) (= 41 (select |#length| 2)) (= (select |#valid| 1) 1) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~5#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~3#1|) (<= 0 |ULTIMATE.start_main_~__VERIFIER_assert__cond~8#1|) (<= |ULTIMATE.start_main_~__tmp_4~0#1| 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select .cse0 0) 48) (<= |ULTIMATE.start_main_~__tmp_2~0#1| 1) (<= |ULTIMATE.start_main_~__VERIFIER_assert__cond~6#1| 1) (<= 1 |ULTIMATE.start_main_~main__scheme~0#1|) (= (select .cse0 1) 0) (= ~__return_main~0 0) (= ~__return_375~0 0) (<= 0 |ULTIMATE.start_main_~__tmp_10~0#1|) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= 0 |ULTIMATE.start_main_~__tmp_2~0#1|))) [2022-11-19 07:36:45,213 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 320) no Hoare annotation was computed. [2022-11-19 07:36:45,213 INFO L895 garLoopResultBuilder]: At program point L431(lines 13 439) the Hoare annotation is: (<= |ULTIMATE.start_main_~main__urilen~0#1| 2147483647) [2022-11-19 07:36:45,213 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 194) no Hoare annotation was computed. [2022-11-19 07:36:45,213 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-19 07:36:45,214 INFO L899 garLoopResultBuilder]: For program point L200-1(line 200) no Hoare annotation was computed. [2022-11-19 07:36:45,214 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 436) no Hoare annotation was computed. [2022-11-19 07:36:45,217 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:36:45,220 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:36:45,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:36:45 BoogieIcfgContainer [2022-11-19 07:36:45,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:36:45,264 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:36:45,265 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:36:45,265 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:36:45,265 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:31" (3/4) ... [2022-11-19 07:36:45,269 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 07:36:45,282 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-19 07:36:45,283 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-19 07:36:45,283 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-19 07:36:45,284 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 07:36:45,345 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:36:45,346 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:36:45,346 INFO L158 Benchmark]: Toolchain (without parser) took 135425.17ms. Allocated memory was 113.2MB in the beginning and 343.9MB in the end (delta: 230.7MB). Free memory was 80.1MB in the beginning and 146.0MB in the end (delta: -65.9MB). Peak memory consumption was 163.2MB. Max. memory is 16.1GB. [2022-11-19 07:36:45,347 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:36:45,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.03ms. Allocated memory is still 113.2MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 07:36:45,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.60ms. Allocated memory is still 113.2MB. Free memory was 78.9MB in the beginning and 76.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:36:45,348 INFO L158 Benchmark]: Boogie Preprocessor took 58.12ms. Allocated memory is still 113.2MB. Free memory was 76.8MB in the beginning and 75.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:36:45,348 INFO L158 Benchmark]: RCFGBuilder took 672.32ms. Allocated memory is still 113.2MB. Free memory was 75.5MB in the beginning and 55.0MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-19 07:36:45,348 INFO L158 Benchmark]: TraceAbstraction took 134177.14ms. Allocated memory was 113.2MB in the beginning and 343.9MB in the end (delta: 230.7MB). Free memory was 54.2MB in the beginning and 152.3MB in the end (delta: -98.1MB). Peak memory consumption was 181.0MB. Max. memory is 16.1GB. [2022-11-19 07:36:45,349 INFO L158 Benchmark]: Witness Printer took 81.27ms. Allocated memory is still 343.9MB. Free memory was 152.3MB in the beginning and 146.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:36:45,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.03ms. Allocated memory is still 113.2MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.60ms. Allocated memory is still 113.2MB. Free memory was 78.9MB in the beginning and 76.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.12ms. Allocated memory is still 113.2MB. Free memory was 76.8MB in the beginning and 75.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 672.32ms. Allocated memory is still 113.2MB. Free memory was 75.5MB in the beginning and 55.0MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 134177.14ms. Allocated memory was 113.2MB in the beginning and 343.9MB in the end (delta: 230.7MB). Free memory was 54.2MB in the beginning and 152.3MB in the end (delta: -98.1MB). Peak memory consumption was 181.0MB. Max. memory is 16.1GB. * Witness Printer took 81.27ms. Allocated memory is still 343.9MB. Free memory was 152.3MB in the beginning and 146.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 80]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 80]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 131]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 131]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 172]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 172]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 184]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 184]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 200]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 200]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 232]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 232]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 234]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 234]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 314]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 314]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 391]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 391]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 103 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 134.0s, OverallIterations: 12, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 63.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3377 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3377 mSDsluCounter, 1230 SdHoareTripleChecker+Invalid, 5.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 639 mSDsCounter, 169 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2861 IncrementalHoareTripleChecker+Invalid, 3030 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 169 mSolverCounterUnsat, 591 mSDtfsCounter, 2861 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 914 GetRequests, 594 SyntacticMatches, 66 SemanticMatches, 254 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6007 ImplicationChecksByTransitivity, 103.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=329occurred in iteration=9, InterpolantAutomatonStates: 163, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 426 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 81 NumberOfFragments, 1483 HoareAnnotationTreeSize, 6 FomulaSimplifications, 1975 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 29172 FormulaSimplificationTreeSizeReductionInter, 8.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 810 NumberOfCodeBlocks, 770 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1058 ConstructedInterpolants, 0 QuantifiedInterpolants, 2654 SizeOfPredicates, 5 NumberOfNonLiveVariables, 670 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 20 InterpolantComputations, 8 PerfectInterpolantSequences, 224/438 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: OVERALL_TIME: 6.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 137, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 269, TOOLS_POST_TIME: 5.5s, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME: 0.0s, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME: 0.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 269, TOOLS_QUANTIFIERELIM_TIME: 5.4s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.3s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 430, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME: 0.1s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME: 0.2s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 137, DOMAIN_ISBOTTOM_TIME: 0.3s, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME: 4.5s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 4.5s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 6977, DAG_COMPRESSION_RETAINED_NODES: 337, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: main__urilen <= 2147483647 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __tmp_5 && __tmp_9 <= 1) && __tmp_6 <= 1) && 0 <= main____CPAchecker_TMP_0 + 2147483648) && unknown-#length-unknown[3] == 12) && __VERIFIER_assert__cond <= 1) && 0 <= __tmp_7) && 0 <= main____CPAchecker_TMP_2 + 2147483648) && main__scheme <= 1000000) && 0 <= __tmp_3) && main__urilen <= 1000000) && main__tokenlen <= 1000000) && __tmp_3 <= 1) && 0 <= __VERIFIER_assert__cond) && 0 <= __tmp_4) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && __tmp_8 <= 1) && main____CPAchecker_TMP_2 <= 2147483647) && __VERIFIER_assert__cond <= 1) && __tmp_7 <= 1) && __VERIFIER_assert__cond <= 1) && 0 <= __tmp_9) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && __tmp_10 <= 1) && __tmp_5 <= 1) && 2 == unknown-#length-unknown[1]) && __VERIFIER_assert__cond <= 1) && 0 <= main__c) && \valid[3] == 1) && 0 < main__tokenlen) && main____CPAchecker_TMP_1 <= 2147483647) && 0 <= __VERIFIER_assert__cond) && 1 <= main__cp) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && 1 <= main__urilen) && main____CPAchecker_TMP_0 <= 2147483647) && 0 <= main____CPAchecker_TMP_1 + 2147483648) && 0 <= __tmp_8) && 0 <= __tmp_6) && __tmp_1 <= 1) && 0 <= __tmp_1) && 41 == unknown-#length-unknown[2]) && \valid[1] == 1) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && __tmp_4 <= 1) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && __tmp_2 <= 1) && __VERIFIER_assert__cond <= 1) && 1 <= main__scheme) && unknown-#memory_int-unknown[1][1] == 0) && __return_main == 0) && __return_375 == 0) && 0 <= __tmp_10) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) && 0 <= __tmp_2 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __tmp_5 && __tmp_9 <= 1) && __tmp_6 <= 1) && 0 <= main____CPAchecker_TMP_0 + 2147483648) && unknown-#length-unknown[3] == 12) && __VERIFIER_assert__cond <= 1) && 0 <= __tmp_7) && 0 <= main____CPAchecker_TMP_2 + 2147483648) && main__scheme <= 1000000) && 0 <= __tmp_3) && 0 <= 1000000 + main__urilen) && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && __tmp_3 <= 1) && 0 <= __VERIFIER_assert__cond) && 0 <= __tmp_4) && __tmp_11 == (if main__cp < main__urilen then 1 else 0)) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && __tmp_8 <= 1) && main____CPAchecker_TMP_2 <= 2147483647) && __VERIFIER_assert__cond <= 1) && __tmp_7 <= 1) && __VERIFIER_assert__cond <= 1) && 0 <= __tmp_9) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && __tmp_12 == (if 0 <= main__cp then 1 else 0)) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && __tmp_10 <= 1) && __tmp_5 <= 1) && 2 == unknown-#length-unknown[1]) && __VERIFIER_assert__cond <= 1) && 0 <= main__c) && !(__VERIFIER_assert__cond == 0)) && \valid[3] == 1) && main____CPAchecker_TMP_1 <= 2147483647) && 0 <= __VERIFIER_assert__cond) && main____CPAchecker_TMP_3 <= 2147483647) && 1 <= main__cp) && 0 <= main____CPAchecker_TMP_3 + 2147483648) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && main____CPAchecker_TMP_0 <= 2147483647) && 0 <= main____CPAchecker_TMP_1 + 2147483648) && main__c + 1 < main__tokenlen) && 0 <= __tmp_8) && 0 <= __tmp_6) && __tmp_1 <= 1) && 0 <= __tmp_1) && 41 == unknown-#length-unknown[2]) && \valid[1] == 1) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && __tmp_4 <= 1) && !(main__cp + 1 == main__urilen)) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && __tmp_12 == __VERIFIER_assert__cond) && unknown-#memory_int-unknown[1][0] == 48) && __tmp_2 <= 1) && __VERIFIER_assert__cond <= 1) && 1 <= main__scheme) && __tmp_11 == __VERIFIER_assert__cond) && unknown-#memory_int-unknown[1][1] == 0) && __return_main == 0) && __return_375 == 0) && 0 <= __tmp_10) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) && 0 <= __tmp_2) || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __tmp_5 && __tmp_9 <= 1) && __tmp_6 <= 1) && 0 <= main____CPAchecker_TMP_0 + 2147483648) && unknown-#length-unknown[3] == 12) && __VERIFIER_assert__cond <= 1) && 0 <= __tmp_7) && 0 <= main____CPAchecker_TMP_2 + 2147483648) && main__scheme <= 1000000) && 0 <= __tmp_3) && 0 <= 1000000 + main__urilen) && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && __tmp_3 <= 1) && 0 <= __VERIFIER_assert__cond) && 0 <= __tmp_4) && __tmp_11 == (if main__cp < main__urilen then 1 else 0)) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && __tmp_16 == (if 0 <= main__cp then 1 else 0)) && __tmp_8 <= 1) && main____CPAchecker_TMP_2 <= 2147483647) && __VERIFIER_assert__cond <= 1) && __tmp_7 <= 1) && __VERIFIER_assert__cond <= 1) && 1 <= main__c) && __tmp_14 == __VERIFIER_assert__cond) && 0 <= __tmp_9) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && __tmp_12 == (if 0 <= main__cp then 1 else 0)) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && __tmp_10 <= 1) && __tmp_5 <= 1) && 2 == unknown-#length-unknown[1]) && __VERIFIER_assert__cond <= 1) && __tmp_13 == __VERIFIER_assert__cond) && !(__VERIFIER_assert__cond == 0)) && \valid[3] == 1) && __tmp_13 == (if main__c < main__tokenlen then 1 else 0)) && main____CPAchecker_TMP_1 <= 2147483647) && 0 <= __VERIFIER_assert__cond) && main____CPAchecker_TMP_3 <= 2147483647) && 1 <= main__cp) && 0 <= main____CPAchecker_TMP_3 + 2147483648) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && main____CPAchecker_TMP_0 <= 2147483647) && 0 <= main____CPAchecker_TMP_1 + 2147483648) && __tmp_14 == (if 0 <= main__c then 1 else 0)) && 0 <= __tmp_8) && 0 <= __tmp_6) && __tmp_1 <= 1) && !(main____CPAchecker_TMP_3 == 0)) && 0 <= __tmp_1) && 41 == unknown-#length-unknown[2]) && \valid[1] == 1) && 0 <= __VERIFIER_assert__cond) && __tmp_15 == __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && !(__VERIFIER_assert__cond == 0)) && __tmp_16 == __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && __tmp_15 == (if main__cp < main__urilen then 1 else 0)) && __tmp_4 <= 1) && !(main__cp + 1 == main__urilen)) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && __tmp_12 == __VERIFIER_assert__cond) && unknown-#memory_int-unknown[1][0] == 48) && __tmp_2 <= 1) && __VERIFIER_assert__cond <= 1) && 1 <= main__scheme) && __tmp_11 == __VERIFIER_assert__cond) && unknown-#memory_int-unknown[1][1] == 0) && __return_main == 0) && __return_375 == 0) && 0 <= __tmp_10) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) && 0 <= __tmp_2) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: main__urilen <= 2147483647 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((__VERIFIER_assert__cond == __tmp_1 && 0 <= main____CPAchecker_TMP_0 + 2147483648) && unknown-#length-unknown[3] == 12) && __VERIFIER_assert__cond == __tmp_2) && main__cp == main__scheme) && __VERIFIER_assert__cond == __tmp_3) && (if 1 <= main__cp then 1 else 0) == __tmp_2) && main__urilen <= 1000000) && main__tokenlen <= 1000000) && (if main__cp < main__urilen + 1 then 1 else 0) == __tmp_1) && 2 == unknown-#length-unknown[1]) && 0 <= main__scheme) && \valid[3] == 1) && 0 < main__tokenlen) && main____CPAchecker_TMP_0 <= 2147483647) && main__scheme + 1 <= main__urilen) && __VERIFIER_assert__cond == __tmp_4) && 41 == unknown-#length-unknown[2]) && \valid[1] == 1) && !(main__scheme == 0)) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && (if main__cp < main__urilen then 1 else 0) == __tmp_3) && unknown-#memory_int-unknown[1][1] == 0) && __return_main == 0) && __return_375 == 0) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) && !(main____CPAchecker_TMP_0 == 0)) && (if 0 <= main__cp then 1 else 0) == __tmp_4) || ((((((((((((((((((((((((((((((((((((((((((((((((((0 <= main____CPAchecker_TMP_0 + 2147483648 && unknown-#length-unknown[3] == 12) && 0 <= __tmp_3) && 0 <= __tmp_17) && main__urilen <= 1000000) && main__tokenlen <= 1000000) && __tmp_3 <= 1) && 0 <= __VERIFIER_assert__cond) && 0 <= __tmp_4) && 0 <= __tmp_18) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && !(__VERIFIER_assert__cond == 0)) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && 2 == unknown-#length-unknown[1]) && 0 <= main__scheme) && \valid[3] == 1) && 0 < main__tokenlen) && main__scheme <= 999999) && 0 <= __VERIFIER_assert__cond) && __tmp_18 <= 1) && 1 <= main__cp) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && 1 <= main__urilen) && main____CPAchecker_TMP_0 <= 2147483647) && __tmp_1 <= 1) && 0 <= __tmp_1) && 41 == unknown-#length-unknown[2]) && \valid[1] == 1) && main____CPAchecker_TMP_1 == 0) && 0 <= __VERIFIER_assert__cond) && !(main__scheme == 0)) && 0 <= __VERIFIER_assert__cond) && __tmp_17 <= 1) && main__cp <= 1000000) && __tmp_4 <= 1) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && __VERIFIER_assert__cond <= 1) && unknown-#memory_int-unknown[1][0] == 48) && __tmp_2 <= 1) && unknown-#memory_int-unknown[1][1] == 0) && __return_main == 0) && __return_375 == 0) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) && 0 <= __tmp_2) - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: (((((((((((((((((((((unknown-#length-unknown[3] == 12 && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && 0 < main__tokenlen) && main____CPAchecker_TMP_1 <= 2147483647) && 0 <= main____CPAchecker_TMP_1 + 2147483648) && 41 == unknown-#length-unknown[2]) && \valid[1] == 1) && !(main__scheme == 0)) && main__cp <= 1000000) && \valid[0] == 0) && ((((((((((((((((((((((0 <= main____CPAchecker_TMP_0 + 2147483648 && !(__VERIFIER_assert__cond == 0)) && main__cp == main__scheme) && !(__VERIFIER_assert__cond == 0)) && (if 1 <= main__cp then 1 else 0) == __tmp_2) && main__urilen <= 1000000) && main__tokenlen <= 1000000) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && (if main__cp < main__urilen + 1 then 1 else 0) == __tmp_1) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && 0 <= main__scheme) && 0 <= __VERIFIER_assert__cond) && !(__VERIFIER_assert__cond == 0)) && !(main__urilen < main__scheme + 1)) && __VERIFIER_assert__cond <= 1) && main____CPAchecker_TMP_0 <= 2147483647) && __VERIFIER_assert__cond == __tmp_4) && (if main__cp < main__urilen then 1 else 0) == __tmp_3) && !(main____CPAchecker_TMP_0 == 0)) && (if 0 <= main__cp then 1 else 0) == __tmp_4) || (((((((((((((((((((((((((((((((0 <= main____CPAchecker_TMP_0 + 2147483648 && 0 <= __tmp_3) && 0 <= __tmp_17) && main__urilen <= 1000000) && main__tokenlen <= 1000000) && __tmp_3 <= 1) && 0 <= __VERIFIER_assert__cond) && 0 <= __tmp_4) && 0 <= __tmp_18) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && !(__VERIFIER_assert__cond == 0)) && 0 <= __VERIFIER_assert__cond) && __VERIFIER_assert__cond <= 1) && 0 <= main__scheme) && main__scheme <= 999999) && 0 <= __VERIFIER_assert__cond) && __tmp_18 <= 1) && 1 <= main__cp) && __VERIFIER_assert__cond <= 1) && __VERIFIER_assert__cond <= 1) && 1 <= main__urilen) && main____CPAchecker_TMP_0 <= 2147483647) && __tmp_1 <= 1) && 0 <= __tmp_1) && 0 <= __VERIFIER_assert__cond) && 0 <= __VERIFIER_assert__cond) && __tmp_17 <= 1) && __tmp_4 <= 1) && __VERIFIER_assert__cond <= 1) && __tmp_2 <= 1))) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && unknown-#memory_int-unknown[1][1] == 0) && __return_main == 0) && __return_375 == 0) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) && !(main____CPAchecker_TMP_1 == 0)) && 0 <= __tmp_2) || ((((main__scheme <= 1000000 && 0 <= main__cp) && 0 <= main__scheme) && main__cp <= 999999) && main__cp + 1 == main__urilen) RESULT: Ultimate proved your program to be correct! [2022-11-19 07:36:45,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6426348d-d1ee-49b8-96c7-c80e94fb8082/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE