./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_12_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_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 197c6de4193175ab38736fc627c0245325be69fcc886306a17e5c98fe960e7b2 --- 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 [2022-12-13 11:32:24,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:32:24,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:32:24,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:32:24,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:32:24,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:32:24,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:32:24,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:32:24,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:32:24,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:32:24,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:32:24,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:32:24,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:32:24,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:32:24,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:32:24,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:32:24,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:32:24,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:32:24,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:32:24,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:32:24,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:32:24,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:32:24,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:32:24,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:32:24,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:32:24,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:32:24,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:32:24,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:32:24,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:32:24,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:32:24,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:32:24,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:32:24,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:32:24,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:32:24,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:32:24,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:32:24,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:32:24,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:32:24,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:32:24,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:32:24,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:32:24,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 11:32:24,116 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:32:24,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:32:24,116 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:32:24,116 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:32:24,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:32:24,117 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:32:24,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:32:24,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:32:24,118 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:32:24,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:32:24,118 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:32:24,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:32:24,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:32:24,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:32:24,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:32:24,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:32:24,119 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 11:32:24,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:32:24,119 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:32:24,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:32:24,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:32:24,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:32:24,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:32:24,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:32:24,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:32:24,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:32:24,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:32:24,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:32:24,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:32:24,120 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:32:24,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:32:24,120 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:32:24,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:32:24,121 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:32:24,121 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197c6de4193175ab38736fc627c0245325be69fcc886306a17e5c98fe960e7b2 [2022-12-13 11:32:24,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:32:24,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:32:24,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:32:24,302 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:32:24,303 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:32:24,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_12_good.i [2022-12-13 11:32:26,862 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:32:27,112 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:32:27,112 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_12_good.i [2022-12-13 11:32:27,130 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/data/7f35608cb/3ceb6f2a8457461ca0a5665a458f66f0/FLAG8560036e1 [2022-12-13 11:32:27,143 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/data/7f35608cb/3ceb6f2a8457461ca0a5665a458f66f0 [2022-12-13 11:32:27,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:32:27,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:32:27,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:32:27,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:32:27,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:32:27,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:27,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727bfcb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27, skipping insertion in model container [2022-12-13 11:32:27,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:27,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:32:27,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:32:27,493 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 11:32:27,781 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 11:32:27,785 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:32:27,787 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:32:27,789 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:32:27,789 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:32:27,813 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 11:32:27,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:32:27,821 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:32:27,837 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 11:32:27,868 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 11:32:27,870 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:32:27,871 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:32:27,872 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:32:27,873 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:32:27,878 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 11:32:27,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:32:27,976 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:32:27,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27 WrapperNode [2022-12-13 11:32:27,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:32:27,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:32:27,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:32:27,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:32:27,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,016 INFO L138 Inliner]: procedures = 501, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2022-12-13 11:32:28,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:32:28,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:32:28,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:32:28,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:32:28,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,032 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:32:28,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:32:28,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:32:28,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:32:28,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (1/1) ... [2022-12-13 11:32:28,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:32:28,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:32:28,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 11:32:28,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 11:32:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-13 11:32:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-13 11:32:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-12-13 11:32:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-12-13 11:32:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 11:32:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 11:32:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:32:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:32:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:32:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 11:32:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 11:32:28,197 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:32:28,198 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:32:28,333 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:32:28,338 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:32:28,338 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 11:32:28,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:32:28 BoogieIcfgContainer [2022-12-13 11:32:28,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:32:28,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 11:32:28,342 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 11:32:28,344 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 11:32:28,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 11:32:27" (1/3) ... [2022-12-13 11:32:28,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dd43977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:32:28, skipping insertion in model container [2022-12-13 11:32:28,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:32:27" (2/3) ... [2022-12-13 11:32:28,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dd43977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:32:28, skipping insertion in model container [2022-12-13 11:32:28,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:32:28" (3/3) ... [2022-12-13 11:32:28,346 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_12_good.i [2022-12-13 11:32:28,360 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 11:32:28,360 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-13 11:32:28,394 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 11:32:28,399 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=PETRI_NET, 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;@5cd550a1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 11:32:28,399 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-12-13 11:32:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 38 states have (on average 1.5) internal successors, (57), 52 states have internal predecessors, (57), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-12-13 11:32:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-13 11:32:28,408 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:32:28,409 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:32:28,409 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 11:32:28,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:32:28,413 INFO L85 PathProgramCache]: Analyzing trace with hash -89188087, now seen corresponding path program 1 times [2022-12-13 11:32:28,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:32:28,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929933439] [2022-12-13 11:32:28,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:32:28,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:32:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:32:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:32:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:32:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 11:32:28,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:32:28,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929933439] [2022-12-13 11:32:28,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929933439] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:32:28,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:32:28,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:32:28,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667642955] [2022-12-13 11:32:28,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:32:28,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:32:28,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:32:28,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:32:28,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:32:28,693 INFO L87 Difference]: Start difference. First operand has 62 states, 38 states have (on average 1.5) internal successors, (57), 52 states have internal predecessors, (57), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 11:32:28,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:32:28,731 INFO L93 Difference]: Finished difference Result 98 states and 123 transitions. [2022-12-13 11:32:28,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:32:28,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 23 [2022-12-13 11:32:28,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:32:28,741 INFO L225 Difference]: With dead ends: 98 [2022-12-13 11:32:28,741 INFO L226 Difference]: Without dead ends: 40 [2022-12-13 11:32:28,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:32:28,748 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 28 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:32:28,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 84 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:32:28,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2022-12-13 11:32:28,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2022-12-13 11:32:28,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 31 states have internal predecessors, (34), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-13 11:32:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2022-12-13 11:32:28,790 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 48 transitions. Word has length 23 [2022-12-13 11:32:28,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:32:28,792 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 48 transitions. [2022-12-13 11:32:28,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 11:32:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2022-12-13 11:32:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-13 11:32:28,794 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:32:28,794 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:32:28,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 11:32:28,795 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 11:32:28,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:32:28,795 INFO L85 PathProgramCache]: Analyzing trace with hash 2069077096, now seen corresponding path program 1 times [2022-12-13 11:32:28,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:32:28,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685384098] [2022-12-13 11:32:28,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:32:28,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:32:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:32:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:32:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:32:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 11:32:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 11:32:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 11:32:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:32:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-13 11:32:28,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:32:28,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685384098] [2022-12-13 11:32:28,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685384098] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:32:28,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:32:28,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:32:28,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200988496] [2022-12-13 11:32:28,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:32:28,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:32:28,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:32:28,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:32:28,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:32:28,920 INFO L87 Difference]: Start difference. First operand 40 states and 48 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, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:32:28,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:32:28,932 INFO L93 Difference]: Finished difference Result 40 states and 48 transitions. [2022-12-13 11:32:28,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:32:28,933 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, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 42 [2022-12-13 11:32:28,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:32:28,933 INFO L225 Difference]: With dead ends: 40 [2022-12-13 11:32:28,933 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 11:32:28,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:32:28,935 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 4 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:32:28,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 73 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:32:28,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 11:32:28,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 11:32:28,936 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) [2022-12-13 11:32:28,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 11:32:28,936 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2022-12-13 11:32:28,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:32:28,936 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:32:28,937 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, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:32:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 11:32:28,937 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 11:32:28,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-12-13 11:32:28,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-12-13 11:32:28,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-12-13 11:32:28,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-12-13 11:32:28,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-12-13 11:32:28,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-12-13 11:32:28,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-12-13 11:32:28,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-12-13 11:32:28,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 11:32:28,941 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 11:32:28,969 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-13 11:32:28,969 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 11:32:28,969 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-13 11:32:28,969 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 11:32:28,969 INFO L899 garLoopResultBuilder]: For program point globalReturnsTrueOrFalseFINAL(lines 1518 1521) no Hoare annotation was computed. [2022-12-13 11:32:28,969 INFO L899 garLoopResultBuilder]: For program point globalReturnsTrueOrFalseEXIT(lines 1518 1521) no Hoare annotation was computed. [2022-12-13 11:32:28,969 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1518 1521) the Hoare annotation is: true [2022-12-13 11:32:28,969 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 11:32:28,970 INFO L895 garLoopResultBuilder]: At program point L1567(line 1567) the Hoare annotation is: false [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1581) no Hoare annotation was computed. [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1617) no Hoare annotation was computed. [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point L1613-1(lines 1591 1619) no Hoare annotation was computed. [2022-12-13 11:32:28,970 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1625 1632) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1615) no Hoare annotation was computed. [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1609) no Hoare annotation was computed. [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 11:32:28,970 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L895 garLoopResultBuilder]: At program point L1630(line 1630) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point L1630-1(line 1630) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1572) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point L1560(line 1560) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point L1560-1(lines 1560 1589) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L902 garLoopResultBuilder]: At program point L1552(line 1552) the Hoare annotation is: true [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point L1552-1(line 1552) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point L1552-2(lines 1552 1559) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L899 garLoopResultBuilder]: For program point L1581(line 1581) no Hoare annotation was computed. [2022-12-13 11:32:28,971 INFO L895 garLoopResultBuilder]: At program point L1552-4(lines 1552 1559) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point L1577(lines 1577 1588) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point L1577-1(lines 1548 1590) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L895 garLoopResultBuilder]: At program point L1586(line 1586) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L895 garLoopResultBuilder]: At program point L1582(line 1582) the Hoare annotation is: false [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point L1615-1(line 1615) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 11:32:28,972 INFO L899 garLoopResultBuilder]: For program point L1607(line 1607) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1607-1(line 1607) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1603(line 1603) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1603-1(lines 1603 1618) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1566(line 1566) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1581) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1566-1(line 1566) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L902 garLoopResultBuilder]: At program point L1628(line 1628) the Hoare annotation is: true [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1628-1(line 1628) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L895 garLoopResultBuilder]: At program point L1595(line 1595) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1562(lines 1562 1573) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1595-1(line 1595) no Hoare annotation was computed. [2022-12-13 11:32:28,973 INFO L899 garLoopResultBuilder]: For program point L1595-2(lines 1595 1602) no Hoare annotation was computed. [2022-12-13 11:32:28,974 INFO L895 garLoopResultBuilder]: At program point L1595-4(lines 1595 1602) the Hoare annotation is: (and (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) (= |ULTIMATE.start_goodG2B_~data~1#1| 2)) [2022-12-13 11:32:28,974 INFO L899 garLoopResultBuilder]: For program point L1620(lines 1620 1624) no Hoare annotation was computed. [2022-12-13 11:32:28,974 INFO L895 garLoopResultBuilder]: At program point L1616(line 1616) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-12-13 11:32:28,974 INFO L899 garLoopResultBuilder]: For program point L1579(lines 1579 1587) no Hoare annotation was computed. [2022-12-13 11:32:28,974 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1615) no Hoare annotation was computed. [2022-12-13 11:32:28,974 INFO L895 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-12-13 11:32:28,974 INFO L895 garLoopResultBuilder]: At program point L1571(line 1571) the Hoare annotation is: (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-12-13 11:32:28,977 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 11:32:28,978 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 11:32:28,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 11:32:28 BoogieIcfgContainer [2022-12-13 11:32:28,988 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 11:32:28,989 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 11:32:28,989 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 11:32:28,989 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 11:32:28,989 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:32:28" (3/4) ... [2022-12-13 11:32:28,991 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 11:32:28,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-13 11:32:28,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2022-12-13 11:32:28,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-13 11:32:28,999 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-12-13 11:32:29,000 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-13 11:32:29,000 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 11:32:29,000 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 11:32:29,028 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 11:32:29,028 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 11:32:29,028 INFO L158 Benchmark]: Toolchain (without parser) took 1881.35ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 95.0MB in the beginning and 110.7MB in the end (delta: -15.6MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-12-13 11:32:29,029 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:32:29,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 828.32ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 94.5MB in the beginning and 122.4MB in the end (delta: -27.9MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2022-12-13 11:32:29,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.55ms. Allocated memory is still 174.1MB. Free memory was 122.4MB in the beginning and 119.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:32:29,029 INFO L158 Benchmark]: Boogie Preprocessor took 17.81ms. Allocated memory is still 174.1MB. Free memory was 119.9MB in the beginning and 118.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:32:29,030 INFO L158 Benchmark]: RCFGBuilder took 304.55ms. Allocated memory is still 174.1MB. Free memory was 118.2MB in the beginning and 103.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 11:32:29,030 INFO L158 Benchmark]: TraceAbstraction took 647.04ms. Allocated memory is still 174.1MB. Free memory was 103.1MB in the beginning and 114.8MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:32:29,030 INFO L158 Benchmark]: Witness Printer took 39.19ms. Allocated memory is still 174.1MB. Free memory was 114.8MB in the beginning and 110.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 11:32:29,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 828.32ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 94.5MB in the beginning and 122.4MB in the end (delta: -27.9MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.55ms. Allocated memory is still 174.1MB. Free memory was 122.4MB in the beginning and 119.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.81ms. Allocated memory is still 174.1MB. Free memory was 119.9MB in the beginning and 118.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 304.55ms. Allocated memory is still 174.1MB. Free memory was 118.2MB in the beginning and 103.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 647.04ms. Allocated memory is still 174.1MB. Free memory was 103.1MB in the beginning and 114.8MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 39.19ms. Allocated memory is still 174.1MB. Free memory was 114.8MB in the beginning and 110.7MB 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: 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 4 procedures, 62 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 157 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 101 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 30 PreInvPairs, 36 NumberOfFragments, 38 HoareAnnotationTreeSize, 30 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 63 ConstructedInterpolants, 0 QuantifiedInterpolants, 83 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 25/25 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1625]: Loop Invariant Derived loop invariant: 2147483647 <= data RESULT: Ultimate proved your program to be correct! [2022-12-13 11:32:29,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b395eb-7b1c-45be-9bab-99a82d50cf32/bin/uautomizer-uyxdKDjOR8/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