./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh --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 64bit --witnessprinter.graph.data.programhash 8709d0dd1417f72680ac49a0b75f082aefce105d9ef1e3760edc003b735c2e10 --- 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-2329fc7 [2022-12-14 06:23:47,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:23:47,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:23:47,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:23:47,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:23:47,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:23:47,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:23:47,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:23:47,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:23:47,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:23:47,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:23:47,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:23:47,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:23:47,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:23:47,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:23:47,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:23:47,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:23:47,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:23:47,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:23:47,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:23:47,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:23:47,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:23:47,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:23:47,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:23:47,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:23:47,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:23:47,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:23:47,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:23:47,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:23:47,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:23:47,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:23:47,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:23:47,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:23:47,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:23:47,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:23:47,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:23:47,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:23:47,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:23:47,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:23:47,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:23:47,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:23:47,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 06:23:47,104 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:23:47,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:23:47,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:23:47,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:23:47,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:23:47,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:23:47,112 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:23:47,113 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:23:47,113 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:23:47,113 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 06:23:47,113 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:23:47,113 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:23:47,114 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 06:23:47,114 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 06:23:47,114 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:23:47,114 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 06:23:47,115 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 06:23:47,115 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 06:23:47,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:23:47,116 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 06:23:47,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:23:47,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:23:47,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:23:47,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:23:47,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:23:47,117 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 06:23:47,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:23:47,117 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:23:47,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:23:47,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:23:47,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:23:47,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:23:47,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:23:47,118 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 06:23:47,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:23:47,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:23:47,119 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 06:23:47,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 06:23:47,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:23:47,120 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:23:47,120 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_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8709d0dd1417f72680ac49a0b75f082aefce105d9ef1e3760edc003b735c2e10 [2022-12-14 06:23:47,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:23:47,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:23:47,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:23:47,353 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:23:47,353 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:23:47,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_good.i [2022-12-14 06:23:50,028 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:23:50,283 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:23:50,284 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_good.i [2022-12-14 06:23:50,301 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/data/b0108e082/314f04e9a6204528a12c23e526dee149/FLAGce77d63fb [2022-12-14 06:23:50,313 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/data/b0108e082/314f04e9a6204528a12c23e526dee149 [2022-12-14 06:23:50,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:23:50,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:23:50,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:23:50,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:23:50,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:23:50,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:23:50" (1/1) ... [2022-12-14 06:23:50,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f0b3a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:50, skipping insertion in model container [2022-12-14 06:23:50,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:23:50" (1/1) ... [2022-12-14 06:23:50,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:23:50,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:23:50,619 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 06:23:50,925 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 06:23:50,930 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:50,932 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:50,934 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:50,935 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:50,967 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 06:23:50,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:23:50,977 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:23:50,993 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 06:23:51,033 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 06:23:51,034 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:51,035 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:51,038 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:51,038 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:51,046 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 06:23:51,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:23:51,177 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:23:51,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51 WrapperNode [2022-12-14 06:23:51,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:23:51,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:23:51,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:23:51,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:23:51,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,227 INFO L138 Inliner]: procedures = 505, calls = 91, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 137 [2022-12-14 06:23:51,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:23:51,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:23:51,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:23:51,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:23:51,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,249 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:23:51,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:23:51,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:23:51,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:23:51,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (1/1) ... [2022-12-14 06:23:51,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:23:51,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:23:51,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:23:51,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:23:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 06:23:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 06:23:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 06:23:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 06:23:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 06:23:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 06:23:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 06:23:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:23:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:23:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-12-14 06:23:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-12-14 06:23:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 06:23:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2022-12-14 06:23:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2022-12-14 06:23:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 06:23:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 06:23:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 06:23:51,438 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:23:51,440 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:23:51,643 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:23:51,688 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:23:51,688 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 06:23:51,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:51 BoogieIcfgContainer [2022-12-14 06:23:51,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:23:51,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:23:51,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:23:51,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:23:51,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:23:50" (1/3) ... [2022-12-14 06:23:51,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aef1678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:23:51, skipping insertion in model container [2022-12-14 06:23:51,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:51" (2/3) ... [2022-12-14 06:23:51,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aef1678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:23:51, skipping insertion in model container [2022-12-14 06:23:51,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:51" (3/3) ... [2022-12-14 06:23:51,699 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_multiply_08_good.i [2022-12-14 06:23:51,717 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:23:51,717 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-14 06:23:51,763 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:23:51,769 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;@25636d94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:23:51,769 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-12-14 06:23:51,773 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 38 states have (on average 1.5) internal successors, (57), 54 states have internal predecessors, (57), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2022-12-14 06:23:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 06:23:51,780 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:51,780 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:51,781 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:51,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:51,784 INFO L85 PathProgramCache]: Analyzing trace with hash -2039495651, now seen corresponding path program 1 times [2022-12-14 06:23:51,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:51,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091234742] [2022-12-14 06:23:51,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:51,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:23:52,123 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:52,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091234742] [2022-12-14 06:23:52,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091234742] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:52,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:52,124 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:23:52,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105702173] [2022-12-14 06:23:52,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:52,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:23:52,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:52,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:23:52,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:52,154 INFO L87 Difference]: Start difference. First operand has 69 states, 38 states have (on average 1.5) internal successors, (57), 54 states have internal predecessors, (57), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 06:23:52,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:52,250 INFO L93 Difference]: Finished difference Result 69 states and 93 transitions. [2022-12-14 06:23:52,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:23:52,253 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 17 [2022-12-14 06:23:52,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:52,261 INFO L225 Difference]: With dead ends: 69 [2022-12-14 06:23:52,261 INFO L226 Difference]: Without dead ends: 63 [2022-12-14 06:23:52,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:52,267 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 2 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:52,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 281 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:23:52,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-12-14 06:23:52,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2022-12-14 06:23:52,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 49 states have internal predecessors, (51), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 06:23:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 83 transitions. [2022-12-14 06:23:52,302 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 83 transitions. Word has length 17 [2022-12-14 06:23:52,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:52,303 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 83 transitions. [2022-12-14 06:23:52,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 06:23:52,303 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-12-14 06:23:52,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 06:23:52,304 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:52,304 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:52,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 06:23:52,305 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:52,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:52,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1200144331, now seen corresponding path program 1 times [2022-12-14 06:23:52,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:52,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476038765] [2022-12-14 06:23:52,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:52,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:23:52,411 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:52,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476038765] [2022-12-14 06:23:52,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476038765] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:52,412 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:52,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:23:52,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807295150] [2022-12-14 06:23:52,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:52,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:23:52,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:52,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:23:52,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:52,414 INFO L87 Difference]: Start difference. First operand 63 states and 83 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 06:23:52,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:52,489 INFO L93 Difference]: Finished difference Result 64 states and 84 transitions. [2022-12-14 06:23:52,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:23:52,490 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 18 [2022-12-14 06:23:52,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:52,492 INFO L225 Difference]: With dead ends: 64 [2022-12-14 06:23:52,492 INFO L226 Difference]: Without dead ends: 63 [2022-12-14 06:23:52,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:23:52,493 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 4 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:52,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 248 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:23:52,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-12-14 06:23:52,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 62. [2022-12-14 06:23:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 48 states have internal predecessors, (50), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 06:23:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2022-12-14 06:23:52,501 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 18 [2022-12-14 06:23:52,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:52,501 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2022-12-14 06:23:52,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 06:23:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-12-14 06:23:52,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 06:23:52,502 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:52,502 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:52,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 06:23:52,502 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:52,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:52,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1027388475, now seen corresponding path program 1 times [2022-12-14 06:23:52,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:52,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490328243] [2022-12-14 06:23:52,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:52,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:52,598 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 06:23:52,598 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:52,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490328243] [2022-12-14 06:23:52,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490328243] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:52,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:52,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:23:52,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347733304] [2022-12-14 06:23:52,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:52,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:23:52,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:52,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:23:52,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:52,601 INFO L87 Difference]: Start difference. First operand 62 states and 82 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 06:23:52,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:52,664 INFO L93 Difference]: Finished difference Result 62 states and 82 transitions. [2022-12-14 06:23:52,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:23:52,664 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 28 [2022-12-14 06:23:52,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:52,665 INFO L225 Difference]: With dead ends: 62 [2022-12-14 06:23:52,665 INFO L226 Difference]: Without dead ends: 61 [2022-12-14 06:23:52,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:52,667 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 2 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:52,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 246 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:23:52,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2022-12-14 06:23:52,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2022-12-14 06:23:52,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.3611111111111112) internal successors, (49), 47 states have internal predecessors, (49), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 06:23:52,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 81 transitions. [2022-12-14 06:23:52,675 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 81 transitions. Word has length 28 [2022-12-14 06:23:52,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:52,675 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 81 transitions. [2022-12-14 06:23:52,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 06:23:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2022-12-14 06:23:52,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 06:23:52,676 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:52,676 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:52,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 06:23:52,677 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:52,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:52,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1784271547, now seen corresponding path program 1 times [2022-12-14 06:23:52,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:52,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884425720] [2022-12-14 06:23:52,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:52,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:52,776 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 06:23:52,776 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:52,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884425720] [2022-12-14 06:23:52,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884425720] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:52,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:52,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:23:52,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570232460] [2022-12-14 06:23:52,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:52,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:23:52,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:52,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:23:52,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:52,778 INFO L87 Difference]: Start difference. First operand 61 states and 81 transitions. Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 06:23:52,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:52,844 INFO L93 Difference]: Finished difference Result 62 states and 82 transitions. [2022-12-14 06:23:52,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:23:52,845 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 29 [2022-12-14 06:23:52,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:52,845 INFO L225 Difference]: With dead ends: 62 [2022-12-14 06:23:52,845 INFO L226 Difference]: Without dead ends: 61 [2022-12-14 06:23:52,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:23:52,847 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 4 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:52,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 241 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:23:52,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2022-12-14 06:23:52,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 60. [2022-12-14 06:23:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 46 states have internal predecessors, (48), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 06:23:52,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 80 transitions. [2022-12-14 06:23:52,854 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 80 transitions. Word has length 29 [2022-12-14 06:23:52,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:52,855 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 80 transitions. [2022-12-14 06:23:52,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 06:23:52,855 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2022-12-14 06:23:52,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 06:23:52,856 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:52,856 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-12-14 06:23:52,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 06:23:52,856 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:52,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:52,857 INFO L85 PathProgramCache]: Analyzing trace with hash -140919429, now seen corresponding path program 1 times [2022-12-14 06:23:52,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:52,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32095620] [2022-12-14 06:23:52,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:52,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:52,914 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 06:23:52,914 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:52,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32095620] [2022-12-14 06:23:52,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32095620] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:23:52,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [9924318] [2022-12-14 06:23:52,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:52,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:52,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:23:52,916 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:23:52,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 06:23:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:53,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:23:53,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 06:23:53,049 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:53,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [9924318] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:53,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:23:53,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-12-14 06:23:53,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473513138] [2022-12-14 06:23:53,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:53,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:23:53,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:53,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:23:53,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:53,051 INFO L87 Difference]: Start difference. First operand 60 states and 80 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 06:23:53,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:53,079 INFO L93 Difference]: Finished difference Result 60 states and 80 transitions. [2022-12-14 06:23:53,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:23:53,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 38 [2022-12-14 06:23:53,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:53,080 INFO L225 Difference]: With dead ends: 60 [2022-12-14 06:23:53,081 INFO L226 Difference]: Without dead ends: 59 [2022-12-14 06:23:53,081 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:53,082 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 15 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:53,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 109 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:23:53,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2022-12-14 06:23:53,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2022-12-14 06:23:53,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 45 states have internal predecessors, (47), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 06:23:53,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 79 transitions. [2022-12-14 06:23:53,090 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 79 transitions. Word has length 38 [2022-12-14 06:23:53,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:53,091 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 79 transitions. [2022-12-14 06:23:53,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 06:23:53,091 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-14 06:23:53,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 06:23:53,092 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:53,092 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-12-14 06:23:53,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 06:23:53,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:53,295 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:53,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:53,296 INFO L85 PathProgramCache]: Analyzing trace with hash -73534862, now seen corresponding path program 1 times [2022-12-14 06:23:53,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:53,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166362870] [2022-12-14 06:23:53,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:53,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:53,457 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 06:23:53,457 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:53,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166362870] [2022-12-14 06:23:53,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166362870] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:23:53,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993680662] [2022-12-14 06:23:53,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:53,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:53,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:23:53,459 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:23:53,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 06:23:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:53,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:23:53,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:53,562 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 06:23:53,562 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:53,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993680662] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:53,563 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:23:53,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-12-14 06:23:53,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839311287] [2022-12-14 06:23:53,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:53,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:23:53,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:53,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:23:53,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:53,564 INFO L87 Difference]: Start difference. First operand 59 states and 79 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 06:23:53,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:53,597 INFO L93 Difference]: Finished difference Result 91 states and 116 transitions. [2022-12-14 06:23:53,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:23:53,597 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 39 [2022-12-14 06:23:53,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:53,598 INFO L225 Difference]: With dead ends: 91 [2022-12-14 06:23:53,598 INFO L226 Difference]: Without dead ends: 77 [2022-12-14 06:23:53,599 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:53,600 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 10 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:53,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 133 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:23:53,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2022-12-14 06:23:53,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 65. [2022-12-14 06:23:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 49 states have internal predecessors, (53), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2022-12-14 06:23:53,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 87 transitions. [2022-12-14 06:23:53,616 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 87 transitions. Word has length 39 [2022-12-14 06:23:53,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:53,616 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 87 transitions. [2022-12-14 06:23:53,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 06:23:53,616 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2022-12-14 06:23:53,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 06:23:53,617 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:53,618 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-12-14 06:23:53,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 06:23:53,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:53,820 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:53,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:53,821 INFO L85 PathProgramCache]: Analyzing trace with hash -889717140, now seen corresponding path program 1 times [2022-12-14 06:23:53,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:53,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304580123] [2022-12-14 06:23:53,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:53,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:53,991 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 06:23:53,991 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:53,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304580123] [2022-12-14 06:23:53,991 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304580123] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:23:53,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1432618429] [2022-12-14 06:23:53,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:53,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:53,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:23:53,993 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:23:53,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 06:23:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:54,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:23:54,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:54,103 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 06:23:54,103 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:54,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1432618429] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:54,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:23:54,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-12-14 06:23:54,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435311435] [2022-12-14 06:23:54,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:54,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:23:54,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:54,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:23:54,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:54,105 INFO L87 Difference]: Start difference. First operand 65 states and 87 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-14 06:23:54,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:54,132 INFO L93 Difference]: Finished difference Result 92 states and 115 transitions. [2022-12-14 06:23:54,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:23:54,133 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 42 [2022-12-14 06:23:54,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:54,134 INFO L225 Difference]: With dead ends: 92 [2022-12-14 06:23:54,134 INFO L226 Difference]: Without dead ends: 73 [2022-12-14 06:23:54,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:54,135 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 10 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:54,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 145 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:23:54,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2022-12-14 06:23:54,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 62. [2022-12-14 06:23:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 46 states have internal predecessors, (49), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2022-12-14 06:23:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 83 transitions. [2022-12-14 06:23:54,140 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 83 transitions. Word has length 42 [2022-12-14 06:23:54,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:54,141 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 83 transitions. [2022-12-14 06:23:54,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-14 06:23:54,141 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2022-12-14 06:23:54,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 06:23:54,142 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:54,142 INFO L195 NwaCegarLoop]: trace histogram [6, 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] [2022-12-14 06:23:54,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 06:23:54,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:54,343 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:54,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:54,343 INFO L85 PathProgramCache]: Analyzing trace with hash -535121944, now seen corresponding path program 1 times [2022-12-14 06:23:54,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:54,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456004253] [2022-12-14 06:23:54,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:54,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:54,488 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 06:23:54,488 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:54,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456004253] [2022-12-14 06:23:54,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456004253] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:23:54,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [942167515] [2022-12-14 06:23:54,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:54,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:54,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:23:54,490 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:23:54,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 06:23:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:54,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 06:23:54,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 06:23:54,600 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:54,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [942167515] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:54,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:23:54,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-12-14 06:23:54,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711927757] [2022-12-14 06:23:54,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:54,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:23:54,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:54,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:23:54,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:23:54,602 INFO L87 Difference]: Start difference. First operand 62 states and 83 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:23:54,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:54,641 INFO L93 Difference]: Finished difference Result 97 states and 123 transitions. [2022-12-14 06:23:54,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 06:23:54,642 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) Word has length 48 [2022-12-14 06:23:54,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:54,643 INFO L225 Difference]: With dead ends: 97 [2022-12-14 06:23:54,643 INFO L226 Difference]: Without dead ends: 62 [2022-12-14 06:23:54,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:23:54,644 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 0 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:54,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 188 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:23:54,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-12-14 06:23:54,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-12-14 06:23:54,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 46 states have internal predecessors, (48), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2022-12-14 06:23:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2022-12-14 06:23:54,649 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 48 [2022-12-14 06:23:54,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:54,649 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2022-12-14 06:23:54,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:23:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-12-14 06:23:54,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 06:23:54,651 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:54,651 INFO L195 NwaCegarLoop]: trace histogram [6, 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] [2022-12-14 06:23:54,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 06:23:54,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:54,853 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:54,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:54,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1029852203, now seen corresponding path program 1 times [2022-12-14 06:23:54,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:54,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128983518] [2022-12-14 06:23:54,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:54,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 06:23:55,031 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:55,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128983518] [2022-12-14 06:23:55,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128983518] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:23:55,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1387853593] [2022-12-14 06:23:55,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:55,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:55,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:23:55,033 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:23:55,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 06:23:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:55,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 06:23:55,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 06:23:55,141 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:55,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1387853593] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:55,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:23:55,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-12-14 06:23:55,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12293197] [2022-12-14 06:23:55,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:55,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:23:55,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:55,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:23:55,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:23:55,142 INFO L87 Difference]: Start difference. First operand 62 states and 82 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:23:55,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:55,173 INFO L93 Difference]: Finished difference Result 75 states and 95 transitions. [2022-12-14 06:23:55,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 06:23:55,173 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) Word has length 49 [2022-12-14 06:23:55,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:55,174 INFO L225 Difference]: With dead ends: 75 [2022-12-14 06:23:55,174 INFO L226 Difference]: Without dead ends: 62 [2022-12-14 06:23:55,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:23:55,175 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 0 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:55,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 185 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:23:55,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-12-14 06:23:55,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-12-14 06:23:55,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.1794871794871795) internal successors, (46), 46 states have internal predecessors, (46), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2022-12-14 06:23:55,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 80 transitions. [2022-12-14 06:23:55,183 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 80 transitions. Word has length 49 [2022-12-14 06:23:55,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:55,183 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 80 transitions. [2022-12-14 06:23:55,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:23:55,184 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2022-12-14 06:23:55,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 06:23:55,185 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:55,185 INFO L195 NwaCegarLoop]: trace histogram [6, 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] [2022-12-14 06:23:55,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 06:23:55,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-12-14 06:23:55,385 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:55,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:55,386 INFO L85 PathProgramCache]: Analyzing trace with hash 427827990, now seen corresponding path program 1 times [2022-12-14 06:23:55,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:55,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039046761] [2022-12-14 06:23:55,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:55,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 06:23:55,431 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:55,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039046761] [2022-12-14 06:23:55,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039046761] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:55,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:55,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:23:55,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245635384] [2022-12-14 06:23:55,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:55,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:23:55,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:55,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:23:55,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:23:55,433 INFO L87 Difference]: Start difference. First operand 62 states and 80 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 06:23:55,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:55,461 INFO L93 Difference]: Finished difference Result 77 states and 94 transitions. [2022-12-14 06:23:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 06:23:55,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2022-12-14 06:23:55,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:55,462 INFO L225 Difference]: With dead ends: 77 [2022-12-14 06:23:55,462 INFO L226 Difference]: Without dead ends: 57 [2022-12-14 06:23:55,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:23:55,462 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 0 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:55,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 177 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:23:55,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-12-14 06:23:55,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-12-14 06:23:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 36 states have (on average 1.1666666666666667) internal successors, (42), 42 states have internal predecessors, (42), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2022-12-14 06:23:55,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 72 transitions. [2022-12-14 06:23:55,466 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 72 transitions. Word has length 53 [2022-12-14 06:23:55,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:55,466 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 72 transitions. [2022-12-14 06:23:55,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 06:23:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-12-14 06:23:55,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 06:23:55,468 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:55,468 INFO L195 NwaCegarLoop]: trace histogram [6, 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] [2022-12-14 06:23:55,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 06:23:55,468 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:23:55,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:55,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1856027903, now seen corresponding path program 1 times [2022-12-14 06:23:55,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:55,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766035041] [2022-12-14 06:23:55,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:55,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 06:23:55,537 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:55,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766035041] [2022-12-14 06:23:55,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766035041] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:23:55,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389369852] [2022-12-14 06:23:55,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:55,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:23:55,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:23:55,539 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:23:55,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 06:23:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:55,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 06:23:55,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:55,668 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 06:23:55,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:23:55,751 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 06:23:55,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389369852] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:23:55,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1418030805] [2022-12-14 06:23:55,772 INFO L159 IcfgInterpreter]: Started Sifa with 44 locations of interest [2022-12-14 06:23:55,772 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 06:23:55,775 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 06:23:55,780 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 06:23:55,781 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 06:23:55,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:23:55,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,002 INFO L321 Elim1Store]: treesize reduction 60, result has 47.8 percent of original size [2022-12-14 06:23:56,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 86 [2022-12-14 06:23:56,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,097 INFO L321 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2022-12-14 06:23:56,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 12 case distinctions, treesize of input 52 treesize of output 97 [2022-12-14 06:23:56,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:23:56,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 06:23:56,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:23:56,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:23:56,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2022-12-14 06:23:56,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,564 INFO L321 Elim1Store]: treesize reduction 118, result has 37.9 percent of original size [2022-12-14 06:23:56,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 38 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 69 treesize of output 126 [2022-12-14 06:23:56,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,603 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 06:23:56,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 16 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 35 [2022-12-14 06:23:56,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:23:56,629 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 06:23:56,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 37 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 70 [2022-12-14 06:23:56,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:23:56,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:23:56,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:23:57,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:23:57,019 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 06:23:57,043 INFO L321 Elim1Store]: treesize reduction 44, result has 38.0 percent of original size [2022-12-14 06:23:57,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 453 treesize of output 451 [2022-12-14 06:23:58,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 06:23:58,692 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 124 for LOIs [2022-12-14 06:23:58,733 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 44 for LOIs [2022-12-14 06:23:58,738 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 139 for LOIs [2022-12-14 06:23:58,785 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 77 for LOIs [2022-12-14 06:23:58,790 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 06:24:03,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1418030805] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:24:03,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 06:24:03,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [4, 4, 4] total 39 [2022-12-14 06:24:03,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805539231] [2022-12-14 06:24:03,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:24:03,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-12-14 06:24:03,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:24:03,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-12-14 06:24:03,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=1374, Unknown=0, NotChecked=0, Total=1560 [2022-12-14 06:24:03,713 INFO L87 Difference]: Start difference. First operand 57 states and 72 transitions. Second operand has 32 states, 21 states have (on average 1.380952380952381) internal successors, (29), 24 states have internal predecessors, (29), 10 states have call successors, (10), 4 states have call predecessors, (10), 4 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 06:24:07,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:24:07,688 INFO L93 Difference]: Finished difference Result 130 states and 152 transitions. [2022-12-14 06:24:07,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-12-14 06:24:07,688 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 21 states have (on average 1.380952380952381) internal successors, (29), 24 states have internal predecessors, (29), 10 states have call successors, (10), 4 states have call predecessors, (10), 4 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 55 [2022-12-14 06:24:07,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:24:07,689 INFO L225 Difference]: With dead ends: 130 [2022-12-14 06:24:07,689 INFO L226 Difference]: Without dead ends: 65 [2022-12-14 06:24:07,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 125 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 811 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=309, Invalid=2447, Unknown=0, NotChecked=0, Total=2756 [2022-12-14 06:24:07,690 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 78 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 1324 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 1374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 1324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-12-14 06:24:07,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 334 Invalid, 1374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 1324 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-12-14 06:24:07,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2022-12-14 06:24:07,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 64. [2022-12-14 06:24:07,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 40 states have (on average 1.1) internal successors, (44), 44 states have internal predecessors, (44), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14) [2022-12-14 06:24:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 72 transitions. [2022-12-14 06:24:07,700 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 72 transitions. Word has length 55 [2022-12-14 06:24:07,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:24:07,701 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 72 transitions. [2022-12-14 06:24:07,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 21 states have (on average 1.380952380952381) internal successors, (29), 24 states have internal predecessors, (29), 10 states have call successors, (10), 4 states have call predecessors, (10), 4 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 06:24:07,701 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2022-12-14 06:24:07,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 06:24:07,701 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:24:07,702 INFO L195 NwaCegarLoop]: trace histogram [6, 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] [2022-12-14 06:24:07,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 06:24:07,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-12-14 06:24:07,903 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:24:07,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:24:07,905 INFO L85 PathProgramCache]: Analyzing trace with hash 415067051, now seen corresponding path program 1 times [2022-12-14 06:24:07,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:24:07,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390985461] [2022-12-14 06:24:07,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:07,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:24:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 06:24:08,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:24:08,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390985461] [2022-12-14 06:24:08,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390985461] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:24:08,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696544044] [2022-12-14 06:24:08,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:08,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:24:08,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:24:08,009 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:24:08,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 06:24:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:08,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 06:24:08,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:24:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 06:24:08,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:24:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 06:24:08,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1696544044] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:24:08,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1531732216] [2022-12-14 06:24:08,174 INFO L159 IcfgInterpreter]: Started Sifa with 46 locations of interest [2022-12-14 06:24:08,174 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 06:24:08,175 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 06:24:08,175 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 06:24:08,175 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 06:24:08,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,300 INFO L321 Elim1Store]: treesize reduction 60, result has 47.8 percent of original size [2022-12-14 06:24:08,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 86 [2022-12-14 06:24:08,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:08,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 06:24:08,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:08,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,404 INFO L321 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2022-12-14 06:24:08,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 12 case distinctions, treesize of input 52 treesize of output 97 [2022-12-14 06:24:08,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2022-12-14 06:24:08,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:08,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:08,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,791 INFO L321 Elim1Store]: treesize reduction 118, result has 37.9 percent of original size [2022-12-14 06:24:08,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 38 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 69 treesize of output 126 [2022-12-14 06:24:08,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,834 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 06:24:08,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 16 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 35 [2022-12-14 06:24:08,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:08,859 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 06:24:08,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 37 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 70 [2022-12-14 06:24:08,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:08,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:09,104 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 06:24:09,128 INFO L321 Elim1Store]: treesize reduction 44, result has 38.0 percent of original size [2022-12-14 06:24:09,128 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 453 treesize of output 451 [2022-12-14 06:24:09,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:09,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:10,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 06:24:10,662 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 124 for LOIs [2022-12-14 06:24:10,696 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 45 for LOIs [2022-12-14 06:24:10,701 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 140 for LOIs [2022-12-14 06:24:10,739 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 122 for LOIs [2022-12-14 06:24:10,780 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 06:24:16,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1531732216] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:24:16,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 06:24:16,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [4, 4, 4] total 40 [2022-12-14 06:24:16,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415658278] [2022-12-14 06:24:16,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:24:16,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-12-14 06:24:16,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:24:16,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-12-14 06:24:16,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=1453, Unknown=0, NotChecked=0, Total=1640 [2022-12-14 06:24:16,207 INFO L87 Difference]: Start difference. First operand 64 states and 72 transitions. Second operand has 33 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 25 states have internal predecessors, (30), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 06:24:22,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:24:22,792 INFO L93 Difference]: Finished difference Result 95 states and 103 transitions. [2022-12-14 06:24:22,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-12-14 06:24:22,793 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 25 states have internal predecessors, (30), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Word has length 59 [2022-12-14 06:24:22,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:24:22,794 INFO L225 Difference]: With dead ends: 95 [2022-12-14 06:24:22,794 INFO L226 Difference]: Without dead ends: 64 [2022-12-14 06:24:22,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 136 SyntacticMatches, 4 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 914 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=327, Invalid=2865, Unknown=0, NotChecked=0, Total=3192 [2022-12-14 06:24:22,796 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 80 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 1289 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 1331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 1289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-12-14 06:24:22,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 167 Invalid, 1331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 1289 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-12-14 06:24:22,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-12-14 06:24:22,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 63. [2022-12-14 06:24:22,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 40 states have (on average 1.075) internal successors, (43), 43 states have internal predecessors, (43), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-14 06:24:22,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2022-12-14 06:24:22,807 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 69 transitions. Word has length 59 [2022-12-14 06:24:22,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:24:22,807 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 69 transitions. [2022-12-14 06:24:22,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 25 states have internal predecessors, (30), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 06:24:22,807 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2022-12-14 06:24:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 06:24:22,808 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:24:22,808 INFO L195 NwaCegarLoop]: trace histogram [6, 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] [2022-12-14 06:24:22,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-14 06:24:23,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-12-14 06:24:23,009 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 06:24:23,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:24:23,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1710713443, now seen corresponding path program 1 times [2022-12-14 06:24:23,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:24:23,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800805058] [2022-12-14 06:24:23,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:23,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:24:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:23,124 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 06:24:23,125 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:24:23,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800805058] [2022-12-14 06:24:23,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800805058] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:24:23,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952191772] [2022-12-14 06:24:23,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:23,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:24:23,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:24:23,126 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:24:23,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-14 06:24:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:23,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 06:24:23,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:24:23,248 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 06:24:23,248 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:24:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 06:24:23,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952191772] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:24:23,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1674180921] [2022-12-14 06:24:23,297 INFO L159 IcfgInterpreter]: Started Sifa with 48 locations of interest [2022-12-14 06:24:23,297 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 06:24:23,298 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 06:24:23,298 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 06:24:23,298 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 06:24:23,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,430 INFO L321 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2022-12-14 06:24:23,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 12 case distinctions, treesize of input 52 treesize of output 97 [2022-12-14 06:24:23,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 29 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 62 [2022-12-14 06:24:23,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:23,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 06:24:23,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:23,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2022-12-14 06:24:23,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:23,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:23,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,776 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 06:24:23,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 35 [2022-12-14 06:24:23,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,894 INFO L321 Elim1Store]: treesize reduction 118, result has 37.9 percent of original size [2022-12-14 06:24:23,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 38 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 69 treesize of output 126 [2022-12-14 06:24:23,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:24:23,924 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 06:24:23,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 37 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 70 [2022-12-14 06:24:23,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:23,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:24,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:24,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 06:24:24,181 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 06:24:24,198 INFO L321 Elim1Store]: treesize reduction 44, result has 38.0 percent of original size [2022-12-14 06:24:24,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 453 treesize of output 451 [2022-12-14 06:24:25,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 06:24:26,296 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 124 for LOIs [2022-12-14 06:24:26,340 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 97 for LOIs [2022-12-14 06:24:26,378 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 145 for LOIs [2022-12-14 06:24:26,425 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 77 for LOIs [2022-12-14 06:24:26,430 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 06:24:32,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1674180921] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:24:32,264 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 06:24:32,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [4, 4, 4] total 41 [2022-12-14 06:24:32,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546233823] [2022-12-14 06:24:32,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:24:32,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-12-14 06:24:32,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:24:32,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-12-14 06:24:32,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=1534, Unknown=0, NotChecked=0, Total=1722 [2022-12-14 06:24:32,266 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. Second operand has 34 states, 23 states have (on average 1.391304347826087) internal successors, (32), 26 states have internal predecessors, (32), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 06:24:38,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:24:38,476 INFO L93 Difference]: Finished difference Result 66 states and 71 transitions. [2022-12-14 06:24:38,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-12-14 06:24:38,476 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 23 states have (on average 1.391304347826087) internal successors, (32), 26 states have internal predecessors, (32), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Word has length 61 [2022-12-14 06:24:38,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:24:38,476 INFO L225 Difference]: With dead ends: 66 [2022-12-14 06:24:38,476 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 06:24:38,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 140 SyntacticMatches, 5 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=335, Invalid=3087, Unknown=0, NotChecked=0, Total=3422 [2022-12-14 06:24:38,478 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 53 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 1135 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 1171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-12-14 06:24:38,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 89 Invalid, 1171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1135 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-12-14 06:24:38,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 06:24:38,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 06:24:38,479 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) [2022-12-14 06:24:38,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 06:24:38,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2022-12-14 06:24:38,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:24:38,479 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 06:24:38,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 23 states have (on average 1.391304347826087) internal successors, (32), 26 states have internal predecessors, (32), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 06:24:38,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 06:24:38,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 06:24:38,481 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-12-14 06:24:38,482 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-12-14 06:24:38,482 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-12-14 06:24:38,482 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-12-14 06:24:38,482 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-12-14 06:24:38,482 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-12-14 06:24:38,482 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-12-14 06:24:38,483 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-12-14 06:24:38,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-12-14 06:24:38,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:24:38,689 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 06:24:47,199 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-14 06:24:47,199 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 06:24:47,199 INFO L899 garLoopResultBuilder]: For program point staticReturnsFalseEXIT(lines 1552 1555) no Hoare annotation was computed. [2022-12-14 06:24:47,199 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1552 1555) the Hoare annotation is: true [2022-12-14 06:24:47,199 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-14 06:24:47,199 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 06:24:47,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1598) no Hoare annotation was computed. [2022-12-14 06:24:47,199 INFO L899 garLoopResultBuilder]: For program point L1629(lines 1629 1645) no Hoare annotation was computed. [2022-12-14 06:24:47,199 INFO L899 garLoopResultBuilder]: For program point L1596(lines 1596 1604) no Hoare annotation was computed. [2022-12-14 06:24:47,200 INFO L895 garLoopResultBuilder]: At program point L1588(line 1588) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= |ULTIMATE.start_goodB2G2_~#data~1#1.offset| 0) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= (select (select |#memory_int| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) |ULTIMATE.start_goodB2G2_~#data~1#1.offset|) 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= (select |#valid| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) 4) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 06:24:47,200 INFO L899 garLoopResultBuilder]: For program point L1588-1(line 1588) no Hoare annotation was computed. [2022-12-14 06:24:47,200 INFO L895 garLoopResultBuilder]: At program point L1588-4(lines 1588 1591) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) |ULTIMATE.start_goodB2G2_~#data~1#1.offset|))) (and (= 21 (select |#length| 2)) (= |ULTIMATE.start_goodB2G2_~#data~1#1.offset| 0) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (<= 0 (+ .cse0 2147483648)) (= (select |#length| 6) 18) (<= .cse0 2147483647) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= (select |#valid| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) 4) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1))) [2022-12-14 06:24:47,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1641) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point L1572(lines 1572 1580) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1574) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point L1564-1(lines 1564 1582) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1626) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L895 garLoopResultBuilder]: At program point L1614(line 1614) the Hoare annotation is: false [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1643) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1574) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point L1598(line 1598) no Hoare annotation was computed. [2022-12-14 06:24:47,201 INFO L899 garLoopResultBuilder]: For program point L1598-1(line 1598) no Hoare annotation was computed. [2022-12-14 06:24:47,202 INFO L895 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 06:24:47,202 INFO L899 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2022-12-14 06:24:47,202 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 06:24:47,202 INFO L899 garLoopResultBuilder]: For program point L1574(line 1574) no Hoare annotation was computed. [2022-12-14 06:24:47,202 INFO L899 garLoopResultBuilder]: For program point L1574-1(line 1574) no Hoare annotation was computed. [2022-12-14 06:24:47,202 INFO L895 garLoopResultBuilder]: At program point L1599(line 1599) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) |ULTIMATE.start_goodB2G2_~#data~1#1.offset|))) (and (= 21 (select |#length| 2)) (= |ULTIMATE.start_goodB2G2_~#data~1#1.offset| 0) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (< 0 (+ 1073741824 .cse0)) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= |ULTIMATE.start_goodB2G2_~result~1#1| (* .cse0 2)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= (select |#valid| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (<= (+ .cse0 1) 0) (= ~globalFalse~0 0) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) 4) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1))) [2022-12-14 06:24:47,202 INFO L895 garLoopResultBuilder]: At program point L1566(line 1566) the Hoare annotation is: false [2022-12-14 06:24:47,202 INFO L899 garLoopResultBuilder]: For program point L1624(line 1624) no Hoare annotation was computed. [2022-12-14 06:24:47,202 INFO L899 garLoopResultBuilder]: For program point L1624-1(line 1624) no Hoare annotation was computed. [2022-12-14 06:24:47,203 INFO L899 garLoopResultBuilder]: For program point L1641(line 1641) no Hoare annotation was computed. [2022-12-14 06:24:47,203 INFO L899 garLoopResultBuilder]: For program point L1608(lines 1608 1628) no Hoare annotation was computed. [2022-12-14 06:24:47,203 INFO L899 garLoopResultBuilder]: For program point L1641-1(line 1641) no Hoare annotation was computed. [2022-12-14 06:24:47,203 INFO L895 garLoopResultBuilder]: At program point L1575(line 1575) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) |ULTIMATE.start_goodB2G1_~#data~0#1.offset|))) (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= (select |#valid| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) 1) (= 1 (select |#valid| 5)) (<= (+ .cse0 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) (= (select |#length| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) 4) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (<= 0 (+ .cse0 2147483648)) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |ULTIMATE.start_goodB2G1_~#data~0#1.offset| 0) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1))) [2022-12-14 06:24:47,204 INFO L895 garLoopResultBuilder]: At program point L1633(line 1633) the Hoare annotation is: (let ((.cse0 (= 21 (select |#length| 2))) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse2 (= 1 (select |#valid| 5))) (.cse3 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse4 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse5 (= (select |#length| 6) 18)) (.cse6 (= (select (select |#memory_int| 1) 0) 0)) (.cse7 (= ~globalArgv~0.offset 0)) (.cse8 (= 51 (select |#length| 3))) (.cse9 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse10 (= (select |#valid| 3) 1)) (.cse11 (= |ULTIMATE.start_goodG2B1_~result~2#1| (* 2 |ULTIMATE.start_goodG2B1_~data~2#1|))) (.cse12 (= (select |#valid| 7) 1)) (.cse13 (= 21 (select |#length| 5))) (.cse14 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse15 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse16 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse17 (= 16 (select |#length| 7))) (.cse18 (= |ULTIMATE.start_goodG2B2_~data~3#1| 0)) (.cse19 (= (select |#valid| 4) 1)) (.cse20 (= 51 (select |#length| 4))) (.cse21 (= (select |#valid| 1) 1)) (.cse22 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse23 (= ~globalArgv~0.base 0)) (.cse24 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse25 (= (select |#valid| 0) 0)) (.cse26 (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0)) (.cse27 (= (select |#length| 1) 1)) (.cse28 (= (select |#valid| 2) 1)) (.cse29 (= |#NULL.offset| 0)) (.cse30 (= ~globalFalse~0 0)) (.cse31 (= ~globalArgc~0 0)) (.cse32 (= (select |#valid| 6) 1)) (.cse33 (= 5 ~globalFive~0)) (.cse34 (< 0 |#StackHeapBarrier|)) (.cse35 (= |#NULL.base| 0)) (.cse36 (= ~globalTrue~0 1))) (or (and .cse0 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18| Int)) (and (<= (+ 1073741824 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0)) 0) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|))) .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) (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17| Int)) (and (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) (not (< (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) 0)))) .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) (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19| Int)) (let ((.cse37 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0))) (let ((.cse38 (* 2 .cse37))) (and (< .cse37 0) (<= .cse38 2147483647) (= |ULTIMATE.start_goodB2G2_~result~1#1| .cse38) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0) (< 0 (+ 1073741824 .cse37)) (<= 0 (+ .cse38 2147483648)) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|))))) .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))) [2022-12-14 06:24:47,204 INFO L899 garLoopResultBuilder]: For program point L1633-1(line 1633) no Hoare annotation was computed. [2022-12-14 06:24:47,205 INFO L895 garLoopResultBuilder]: At program point L1633-4(lines 1633 1636) the Hoare annotation is: (let ((.cse0 (= 21 (select |#length| 2))) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse2 (= 1 (select |#valid| 5))) (.cse3 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse4 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse5 (= (select |#length| 6) 18)) (.cse6 (= (select (select |#memory_int| 1) 0) 0)) (.cse7 (= ~globalArgv~0.offset 0)) (.cse8 (= 51 (select |#length| 3))) (.cse9 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse10 (= (select |#valid| 3) 1)) (.cse11 (= |ULTIMATE.start_goodG2B1_~result~2#1| (* 2 |ULTIMATE.start_goodG2B1_~data~2#1|))) (.cse12 (= (select |#valid| 7) 1)) (.cse13 (= 21 (select |#length| 5))) (.cse14 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse15 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse16 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse17 (= (+ |ULTIMATE.start_goodG2B2_~data~3#1| 2) 0)) (.cse18 (= 16 (select |#length| 7))) (.cse19 (= (select |#valid| 4) 1)) (.cse20 (= 51 (select |#length| 4))) (.cse21 (= (select |#valid| 1) 1)) (.cse22 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse23 (= ~globalArgv~0.base 0)) (.cse24 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse25 (= (select |#valid| 0) 0)) (.cse26 (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0)) (.cse27 (= (select |#length| 1) 1)) (.cse28 (= (select |#valid| 2) 1)) (.cse29 (= |#NULL.offset| 0)) (.cse30 (= ~globalFalse~0 0)) (.cse31 (= ~globalArgc~0 0)) (.cse32 (= (select |#valid| 6) 1)) (.cse33 (= 5 ~globalFive~0)) (.cse34 (< 0 |#StackHeapBarrier|)) (.cse35 (= |#NULL.base| 0)) (.cse36 (= ~globalTrue~0 1))) (or (and .cse0 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18| Int)) (and (<= (+ 1073741824 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0)) 0) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|))) .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) (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17| Int)) (and (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) (not (< (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) 0)))) .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) (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19| Int)) (let ((.cse37 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0))) (let ((.cse38 (* 2 .cse37))) (and (< .cse37 0) (<= .cse38 2147483647) (= |ULTIMATE.start_goodB2G2_~result~1#1| .cse38) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0) (< 0 (+ 1073741824 .cse37)) (<= 0 (+ .cse38 2147483648)) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|))))) .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))) [2022-12-14 06:24:47,206 INFO L902 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: true [2022-12-14 06:24:47,206 INFO L895 garLoopResultBuilder]: At program point L1625(line 1625) the Hoare annotation is: (let ((.cse0 (= 21 (select |#length| 2))) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse2 (= 1 (select |#valid| 5))) (.cse3 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse4 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse5 (= (select |#length| 6) 18)) (.cse6 (= (select (select |#memory_int| 1) 0) 0)) (.cse7 (= ~globalArgv~0.offset 0)) (.cse8 (= 51 (select |#length| 3))) (.cse9 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse10 (= (select |#valid| 3) 1)) (.cse11 (= |ULTIMATE.start_goodG2B1_~result~2#1| (* 2 |ULTIMATE.start_goodG2B1_~data~2#1|))) (.cse12 (= (select |#valid| 7) 1)) (.cse13 (= 21 (select |#length| 5))) (.cse14 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse15 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse16 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse17 (= 16 (select |#length| 7))) (.cse18 (= (select |#valid| 4) 1)) (.cse19 (= 51 (select |#length| 4))) (.cse20 (= (select |#valid| 1) 1)) (.cse21 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse22 (= ~globalArgv~0.base 0)) (.cse23 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse24 (= (select |#valid| 0) 0)) (.cse25 (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0)) (.cse26 (= (select |#length| 1) 1)) (.cse27 (= (select |#valid| 2) 1)) (.cse28 (= |#NULL.offset| 0)) (.cse29 (= ~globalFalse~0 0)) (.cse30 (= ~globalArgc~0 0)) (.cse31 (= (select |#valid| 6) 1)) (.cse32 (= 5 ~globalFive~0)) (.cse33 (< 0 |#StackHeapBarrier|)) (.cse34 (= |#NULL.base| 0)) (.cse35 (= ~globalTrue~0 1))) (or (and .cse0 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18| Int)) (and (<= (+ 1073741824 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0)) 0) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|))) .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) (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19| Int)) (let ((.cse36 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0))) (let ((.cse37 (* 2 .cse36))) (and (< .cse36 0) (<= .cse37 2147483647) (= |ULTIMATE.start_goodB2G2_~result~1#1| .cse37) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0) (< 0 (+ 1073741824 .cse36)) (<= 0 (+ .cse37 2147483648)) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|))))) .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) (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17| Int)) (and (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) (not (< (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) 0)))) .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))) [2022-12-14 06:24:47,206 INFO L902 garLoopResultBuilder]: At program point L1658-1(line 1658) the Hoare annotation is: true [2022-12-14 06:24:47,207 INFO L899 garLoopResultBuilder]: For program point L1592(line 1592) no Hoare annotation was computed. [2022-12-14 06:24:47,207 INFO L899 garLoopResultBuilder]: For program point L1592-1(lines 1592 1606) no Hoare annotation was computed. [2022-12-14 06:24:47,207 INFO L899 garLoopResultBuilder]: For program point L1592-2(lines 1592 1606) no Hoare annotation was computed. [2022-12-14 06:24:47,207 INFO L902 garLoopResultBuilder]: At program point L1642(line 1642) the Hoare annotation is: true [2022-12-14 06:24:47,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1624) no Hoare annotation was computed. [2022-12-14 06:24:47,207 INFO L895 garLoopResultBuilder]: At program point L1560(line 1560) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= (select |#valid| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) 1) (= 1 (select |#valid| 5)) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) (= (select |#length| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) 4) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |ULTIMATE.start_goodB2G1_~#data~0#1.offset| 0) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= (select (select |#memory_int| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) |ULTIMATE.start_goodB2G1_~#data~0#1.offset|) 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-12-14 06:24:47,208 INFO L899 garLoopResultBuilder]: For program point L1560-1(line 1560) no Hoare annotation was computed. [2022-12-14 06:24:47,208 INFO L895 garLoopResultBuilder]: At program point L1560-4(lines 1560 1563) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) |ULTIMATE.start_goodB2G1_~#data~0#1.offset|))) (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= (select |#valid| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) 1) (= 1 (select |#valid| 5)) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) (= (select |#length| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) 4) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (<= 0 (+ .cse0 2147483648)) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |ULTIMATE.start_goodB2G1_~#data~0#1.offset| 0) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= .cse0 2147483647) (= ~globalTrue~0 1))) [2022-12-14 06:24:47,208 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 06:24:47,208 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1624) no Hoare annotation was computed. [2022-12-14 06:24:47,208 INFO L899 garLoopResultBuilder]: For program point L1594(lines 1594 1605) no Hoare annotation was computed. [2022-12-14 06:24:47,209 INFO L895 garLoopResultBuilder]: At program point L1603(line 1603) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) |ULTIMATE.start_goodB2G2_~#data~1#1.offset|))) (and (= 21 (select |#length| 2)) (= |ULTIMATE.start_goodB2G2_~#data~1#1.offset| 0) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (<= 0 (+ .cse0 2147483648)) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= (select |#valid| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) (= ~globalArgc~0 0) (<= (+ 1073741824 .cse0) 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) 4) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1))) [2022-12-14 06:24:47,209 INFO L899 garLoopResultBuilder]: For program point L1570(lines 1570 1581) no Hoare annotation was computed. [2022-12-14 06:24:47,209 INFO L899 garLoopResultBuilder]: For program point L1570-1(lines 1564 1582) no Hoare annotation was computed. [2022-12-14 06:24:47,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1598) no Hoare annotation was computed. [2022-12-14 06:24:47,209 INFO L899 garLoopResultBuilder]: For program point L1620(line 1620) no Hoare annotation was computed. [2022-12-14 06:24:47,209 INFO L899 garLoopResultBuilder]: For program point L1620-1(lines 1620 1627) no Hoare annotation was computed. [2022-12-14 06:24:47,210 INFO L895 garLoopResultBuilder]: At program point L1612(line 1612) the Hoare annotation is: (let ((.cse0 (= 21 (select |#length| 2))) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse2 (= 1 (select |#valid| 5))) (.cse5 (= |ULTIMATE.start_goodG2B1_~data~2#1| 0)) (.cse6 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse7 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse8 (= (select |#length| 6) 18)) (.cse9 (= (select (select |#memory_int| 1) 0) 0)) (.cse10 (= ~globalArgv~0.offset 0)) (.cse11 (= 51 (select |#length| 3))) (.cse12 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse13 (= (select |#valid| 3) 1)) (.cse14 (= (select |#valid| 7) 1)) (.cse15 (= 21 (select |#length| 5))) (.cse16 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse17 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse18 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse19 (= 16 (select |#length| 7))) (.cse20 (= (select |#valid| 4) 1)) (.cse21 (= 51 (select |#length| 4))) (.cse22 (= (select |#valid| 1) 1)) (.cse23 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse24 (= ~globalArgv~0.base 0)) (.cse25 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse26 (= (select |#valid| 0) 0)) (.cse27 (= (select |#length| 1) 1)) (.cse28 (= (select |#valid| 2) 1)) (.cse29 (= |#NULL.offset| 0)) (.cse30 (= ~globalFalse~0 0)) (.cse31 (= ~globalArgc~0 0)) (.cse32 (= (select |#valid| 6) 1)) (.cse33 (= 5 ~globalFive~0)) (.cse34 (< 0 |#StackHeapBarrier|)) (.cse35 (= |#NULL.base| 0)) (.cse36 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19| Int)) (let ((.cse3 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0))) (let ((.cse4 (* 2 .cse3))) (and (< .cse3 0) (<= .cse4 2147483647) (= |ULTIMATE.start_goodB2G2_~result~1#1| .cse4) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0) (< 0 (+ 1073741824 .cse3)) (<= 0 (+ .cse4 2147483648)) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|))))) .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) (and .cse0 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18| Int)) (and (<= (+ 1073741824 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0)) 0) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|))) .cse1 .cse2 .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) (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17| Int)) (and (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) (not (< (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) 0)))) .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))) [2022-12-14 06:24:47,210 INFO L895 garLoopResultBuilder]: At program point L1579(line 1579) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) |ULTIMATE.start_goodB2G1_~#data~0#1.offset|))) (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= (select |#valid| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) 1) (= 1 (select |#valid| 5)) (<= (+ .cse0 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) (= (select |#length| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) 4) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 51 (select |#length| 3)) (= 5 ~GLOBAL_CONST_FIVE~0) (<= 0 (+ .cse0 2147483648)) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= 51 (select |#length| 4)) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |ULTIMATE.start_goodB2G1_~#data~0#1.offset| 0) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1))) [2022-12-14 06:24:47,210 INFO L899 garLoopResultBuilder]: For program point L1612-1(line 1612) no Hoare annotation was computed. [2022-12-14 06:24:47,210 INFO L899 garLoopResultBuilder]: For program point L1612-2(lines 1612 1619) no Hoare annotation was computed. [2022-12-14 06:24:47,211 INFO L895 garLoopResultBuilder]: At program point L1612-3(lines 1612 1619) the Hoare annotation is: (let ((.cse0 (= 21 (select |#length| 2))) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse2 (= 1 (select |#valid| 5))) (.cse3 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse4 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse5 (= (select |#length| 6) 18)) (.cse6 (= (select (select |#memory_int| 1) 0) 0)) (.cse7 (= ~globalArgv~0.offset 0)) (.cse8 (= 51 (select |#length| 3))) (.cse9 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse10 (= (select |#valid| 3) 1)) (.cse11 (= (select |#valid| 7) 1)) (.cse12 (= 21 (select |#length| 5))) (.cse13 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse14 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse15 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse16 (= 16 (select |#length| 7))) (.cse17 (= (select |#valid| 4) 1)) (.cse18 (= 51 (select |#length| 4))) (.cse19 (= (select |#valid| 1) 1)) (.cse20 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse21 (= ~globalArgv~0.base 0)) (.cse22 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse23 (= (select |#valid| 0) 0)) (.cse24 (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0)) (.cse25 (= (select |#length| 1) 1)) (.cse26 (= (select |#valid| 2) 1)) (.cse27 (= |#NULL.offset| 0)) (.cse28 (= ~globalFalse~0 0)) (.cse29 (= ~globalArgc~0 0)) (.cse30 (= (select |#valid| 6) 1)) (.cse31 (= 5 ~globalFive~0)) (.cse32 (< 0 |#StackHeapBarrier|)) (.cse33 (= |#NULL.base| 0)) (.cse34 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17| Int)) (and (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) (not (< (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_17|) 0) 0)))) .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) (and .cse0 .cse1 .cse2 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19| Int)) (let ((.cse35 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0))) (let ((.cse36 (* 2 .cse35))) (and (< .cse35 0) (<= .cse36 2147483647) (= |ULTIMATE.start_goodB2G2_~result~1#1| .cse36) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|) 0) (< 0 (+ 1073741824 .cse35)) (<= 0 (+ .cse36 2147483648)) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_19|))))) .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) (and .cse0 (exists ((|v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18| Int)) (and (<= (+ 1073741824 (select (select |#memory_int| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0)) 0) (= (select |#valid| |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|) 0) (<= 0 |v_ULTIMATE.start_goodB2G2_~#data~1#1.base_18|))) .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))) [2022-12-14 06:24:47,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1641) no Hoare annotation was computed. [2022-12-14 06:24:47,211 INFO L899 garLoopResultBuilder]: For program point L1637(line 1637) no Hoare annotation was computed. [2022-12-14 06:24:47,211 INFO L899 garLoopResultBuilder]: For program point L1637-1(lines 1637 1644) no Hoare annotation was computed. [2022-12-14 06:24:47,211 INFO L899 garLoopResultBuilder]: For program point staticReturnsTrueEXIT(lines 1548 1551) no Hoare annotation was computed. [2022-12-14 06:24:47,211 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1548 1551) the Hoare annotation is: true [2022-12-14 06:24:47,213 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:24:47,215 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 06:24:47,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 06:24:47 BoogieIcfgContainer [2022-12-14 06:24:47,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 06:24:47,220 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 06:24:47,220 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 06:24:47,221 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 06:24:47,221 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:51" (3/4) ... [2022-12-14 06:24:47,223 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 06:24:47,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 06:24:47,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2022-12-14 06:24:47,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 06:24:47,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-12-14 06:24:47,230 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2022-12-14 06:24:47,230 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 06:24:47,231 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 06:24:47,231 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 06:24:47,258 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 06:24:47,258 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 06:24:47,258 INFO L158 Benchmark]: Toolchain (without parser) took 56942.63ms. Allocated memory was 132.1MB in the beginning and 247.5MB in the end (delta: 115.3MB). Free memory was 93.3MB in the beginning and 100.0MB in the end (delta: -6.7MB). Peak memory consumption was 110.1MB. Max. memory is 16.1GB. [2022-12-14 06:24:47,259 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory was 101.0MB in the beginning and 100.9MB in the end (delta: 101.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:24:47,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 860.64ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 92.9MB in the beginning and 121.2MB in the end (delta: -28.3MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2022-12-14 06:24:47,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.24ms. Allocated memory is still 169.9MB. Free memory was 121.2MB in the beginning and 117.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 06:24:47,259 INFO L158 Benchmark]: Boogie Preprocessor took 25.21ms. Allocated memory is still 169.9MB. Free memory was 117.9MB in the beginning and 115.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 06:24:47,259 INFO L158 Benchmark]: RCFGBuilder took 437.27ms. Allocated memory is still 169.9MB. Free memory was 115.8MB in the beginning and 94.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 06:24:47,259 INFO L158 Benchmark]: TraceAbstraction took 55526.71ms. Allocated memory was 169.9MB in the beginning and 247.5MB in the end (delta: 77.6MB). Free memory was 93.9MB in the beginning and 104.2MB in the end (delta: -10.2MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. [2022-12-14 06:24:47,259 INFO L158 Benchmark]: Witness Printer took 37.68ms. Allocated memory is still 247.5MB. Free memory was 104.2MB in the beginning and 100.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 06:24:47,260 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory was 101.0MB in the beginning and 100.9MB in the end (delta: 101.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 860.64ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 92.9MB in the beginning and 121.2MB in the end (delta: -28.3MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.24ms. Allocated memory is still 169.9MB. Free memory was 121.2MB in the beginning and 117.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.21ms. Allocated memory is still 169.9MB. Free memory was 117.9MB in the beginning and 115.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.27ms. Allocated memory is still 169.9MB. Free memory was 115.8MB in the beginning and 94.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 55526.71ms. Allocated memory was 169.9MB in the beginning and 247.5MB in the end (delta: 77.6MB). Free memory was 93.9MB in the beginning and 104.2MB in the end (delta: -10.2MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. * Witness Printer took 37.68ms. Allocated memory is still 247.5MB. Free memory was 104.2MB in the beginning and 100.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1624]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1624]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1641]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1641]: 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 5 procedures, 69 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 55.5s, OverallIterations: 13, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 17.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 294 SdHoareTripleChecker+Valid, 5.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 258 mSDsluCounter, 2543 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1793 mSDsCounter, 130 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4242 IncrementalHoareTripleChecker+Invalid, 4372 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 130 mSolverCounterUnsat, 750 mSDtfsCounter, 4242 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 830 GetRequests, 621 SyntacticMatches, 13 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2720 ImplicationChecksByTransitivity, 28.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, InterpolantAutomatonStates: 143, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 27 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 73 PreInvPairs, 92 NumberOfFragments, 4155 HoareAnnotationTreeSize, 73 FomulaSimplifications, 677 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 23 FomulaSimplificationsInter, 14192 FormulaSimplificationTreeSizeReductionInter, 8.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 927 NumberOfCodeBlocks, 927 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 1078 ConstructedInterpolants, 0 QuantifiedInterpolants, 1511 SizeOfPredicates, 3 NumberOfNonLiveVariables, 2022 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 24 InterpolantComputations, 10 PerfectInterpolantSequences, 545/562 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: 8.8s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 15, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 155, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 103, TOOLS_POST_TIME: 3.3s, TOOLS_POST_CALL_APPLICATIONS: 96, TOOLS_POST_CALL_TIME: 3.3s, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME: 1.2s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 263, TOOLS_QUANTIFIERELIM_TIME: 7.8s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.4s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 376, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 84, DOMAIN_JOIN_TIME: 0.6s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 155, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 12, 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: 4547, DAG_COMPRESSION_RETAINED_NODES: 385, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-12-14 06:24:47,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b45c8c1-d248-4f7c-bd3b-9742570d2e8b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE