./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R --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 87862f06fd67cfdadd88969b40d38e36c74cc74f907a1f7716d36cd1e4c1b1ba --- 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-38b53e6 [2022-11-25 15:49:27,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:49:27,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:49:27,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:49:27,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:49:27,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:49:27,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:49:27,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:49:27,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:49:27,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:49:27,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:49:27,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:49:27,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:49:27,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:49:27,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:49:27,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:49:27,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:49:27,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:49:27,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:49:27,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:49:27,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:49:27,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:49:27,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:49:27,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:49:27,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:49:27,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:49:27,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:49:27,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:49:27,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:49:27,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:49:27,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:49:27,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:49:27,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:49:27,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:49:27,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:49:27,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:49:27,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:49:27,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:49:27,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:49:27,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:49:27,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:49:27,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 15:49:27,216 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:49:27,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:49:27,217 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:49:27,218 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:49:27,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:49:27,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:49:27,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:49:27,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:49:27,221 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:49:27,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:49:27,223 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:49:27,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:49:27,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:49:27,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:49:27,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:49:27,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:49:27,225 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 15:49:27,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:49:27,225 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:49:27,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:49:27,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:49:27,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:49:27,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:49:27,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:49:27,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:49:27,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:49:27,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:49:27,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:49:27,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:49:27,229 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:49:27,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:49:27,230 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:49:27,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:49:27,230 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_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87862f06fd67cfdadd88969b40d38e36c74cc74f907a1f7716d36cd1e4c1b1ba [2022-11-25 15:49:27,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:49:27,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:49:27,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:49:27,652 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:49:27,652 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:49:27,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_good.i [2022-11-25 15:49:31,212 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:49:31,673 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:49:31,680 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_good.i [2022-11-25 15:49:31,704 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/data/7e65357a4/4ea135d730894f1eaee340fbe82376c1/FLAG2fb2bcd7a [2022-11-25 15:49:31,720 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/data/7e65357a4/4ea135d730894f1eaee340fbe82376c1 [2022-11-25 15:49:31,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:49:31,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:49:31,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:49:31,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:49:31,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:49:31,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:49:31" (1/1) ... [2022-11-25 15:49:31,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdc4ab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:31, skipping insertion in model container [2022-11-25 15:49:31,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:49:31" (1/1) ... [2022-11-25 15:49:31,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:49:31,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:49:32,250 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 15:49:32,863 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 15:49:32,877 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 15:49:32,884 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 15:49:32,897 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 15:49:32,901 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 15:49:32,966 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 15:49:32,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:49:32,994 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:49:33,034 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 15:49:33,110 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 15:49:33,112 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 15:49:33,114 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 15:49:33,117 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 15:49:33,118 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 15:49:33,126 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 15:49:33,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:49:33,337 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:49:33,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33 WrapperNode [2022-11-25 15:49:33,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:49:33,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:49:33,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:49:33,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:49:33,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,409 INFO L138 Inliner]: procedures = 501, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2022-11-25 15:49:33,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:49:33,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:49:33,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:49:33,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:49:33,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,437 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:49:33,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:49:33,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:49:33,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:49:33,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (1/1) ... [2022-11-25 15:49:33,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:49:33,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:49:33,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:49:33,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:49:33,543 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-25 15:49:33,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-25 15:49:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 15:49:33,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 15:49:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:49:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:49:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:49:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:49:33,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:49:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:49:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 15:49:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:49:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:49:33,720 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:49:33,722 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:49:34,094 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:49:34,111 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:49:34,122 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 15:49:34,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:49:34 BoogieIcfgContainer [2022-11-25 15:49:34,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:49:34,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:49:34,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:49:34,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:49:34,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:49:31" (1/3) ... [2022-11-25 15:49:34,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55c54c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:49:34, skipping insertion in model container [2022-11-25 15:49:34,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:33" (2/3) ... [2022-11-25 15:49:34,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55c54c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:49:34, skipping insertion in model container [2022-11-25 15:49:34,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:49:34" (3/3) ... [2022-11-25 15:49:34,140 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_multiply_32_good.i [2022-11-25 15:49:34,159 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:49:34,159 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-25 15:49:34,220 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:49:34,229 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;@529ce477, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:49:34,229 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-25 15:49:34,235 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 30 states have internal predecessors, (31), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-25 15:49:34,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-25 15:49:34,244 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:34,245 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:49:34,246 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 15:49:34,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:34,253 INFO L85 PathProgramCache]: Analyzing trace with hash 968299075, now seen corresponding path program 1 times [2022-11-25 15:49:34,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:49:34,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332291612] [2022-11-25 15:49:34,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:34,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:49:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:34,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:49:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:34,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:49:34,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:49:34,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332291612] [2022-11-25 15:49:34,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332291612] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:34,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:34,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 15:49:34,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996315508] [2022-11-25 15:49:34,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:34,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:49:34,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:49:34,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:49:34,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:34,816 INFO L87 Difference]: Start difference. First operand has 35 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 30 states have internal predecessors, (31), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 15:49:34,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:34,901 INFO L93 Difference]: Finished difference Result 60 states and 69 transitions. [2022-11-25 15:49:34,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:49:34,904 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-11-25 15:49:34,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:34,923 INFO L225 Difference]: With dead ends: 60 [2022-11-25 15:49:34,923 INFO L226 Difference]: Without dead ends: 24 [2022-11-25 15:49:34,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:34,936 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 19 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:49:34,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 49 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 15:49:34,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-25 15:49:34,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-25 15:49:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 19 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 15:49:34,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2022-11-25 15:49:35,001 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 10 [2022-11-25 15:49:35,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:35,002 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2022-11-25 15:49:35,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 15:49:35,003 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2022-11-25 15:49:35,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-25 15:49:35,004 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:35,004 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:49:35,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:49:35,006 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 15:49:35,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:35,008 INFO L85 PathProgramCache]: Analyzing trace with hash -47499696, now seen corresponding path program 1 times [2022-11-25 15:49:35,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:49:35,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523277716] [2022-11-25 15:49:35,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:35,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:49:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:35,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:49:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:35,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:49:35,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:49:35,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523277716] [2022-11-25 15:49:35,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523277716] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:35,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:35,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 15:49:35,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115954702] [2022-11-25 15:49:35,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:35,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:49:35,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:49:35,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:49:35,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:35,495 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 15:49:35,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:35,508 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2022-11-25 15:49:35,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:49:35,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-25 15:49:35,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:35,510 INFO L225 Difference]: With dead ends: 24 [2022-11-25 15:49:35,511 INFO L226 Difference]: Without dead ends: 23 [2022-11-25 15:49:35,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:35,514 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 8 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:49:35,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 31 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 15:49:35,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-11-25 15:49:35,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-11-25 15:49:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 18 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 15:49:35,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2022-11-25 15:49:35,527 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 11 [2022-11-25 15:49:35,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:35,527 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2022-11-25 15:49:35,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 15:49:35,528 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2022-11-25 15:49:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-25 15:49:35,529 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:35,529 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:49:35,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 15:49:35,530 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 15:49:35,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:35,531 INFO L85 PathProgramCache]: Analyzing trace with hash 454279597, now seen corresponding path program 1 times [2022-11-25 15:49:35,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:49:35,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122903977] [2022-11-25 15:49:35,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:35,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:49:35,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:35,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:49:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:35,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:49:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:35,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:49:35,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:49:35,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122903977] [2022-11-25 15:49:35,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122903977] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:35,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:35,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 15:49:35,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115020207] [2022-11-25 15:49:35,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:35,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:49:35,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:49:35,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:49:35,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:35,726 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 15:49:35,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:35,762 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2022-11-25 15:49:35,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:49:35,763 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20 [2022-11-25 15:49:35,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:35,768 INFO L225 Difference]: With dead ends: 23 [2022-11-25 15:49:35,768 INFO L226 Difference]: Without dead ends: 22 [2022-11-25 15:49:35,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:35,777 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 2 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:49:35,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 36 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 15:49:35,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-11-25 15:49:35,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-11-25 15:49:35,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 15:49:35,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2022-11-25 15:49:35,792 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2022-11-25 15:49:35,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:35,794 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2022-11-25 15:49:35,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 15:49:35,795 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2022-11-25 15:49:35,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-25 15:49:35,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:35,797 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:49:35,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 15:49:35,799 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 15:49:35,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:35,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1197765687, now seen corresponding path program 1 times [2022-11-25 15:49:35,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:49:35,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925688829] [2022-11-25 15:49:35,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:35,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:49:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:35,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:49:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:35,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:49:35,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:35,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:49:35,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:49:35,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925688829] [2022-11-25 15:49:35,930 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925688829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:35,930 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:35,931 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 15:49:35,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294853386] [2022-11-25 15:49:35,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:35,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:49:35,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:49:35,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:49:35,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:35,933 INFO L87 Difference]: Start difference. First operand 22 states and 22 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 15:49:35,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:35,948 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2022-11-25 15:49:35,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:49:35,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2022-11-25 15:49:35,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:35,950 INFO L225 Difference]: With dead ends: 22 [2022-11-25 15:49:35,950 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 15:49:35,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:35,952 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 0 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:49:35,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 37 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 15:49:35,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 15:49:35,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 15:49:35,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 15:49:35,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 15:49:35,955 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-25 15:49:35,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:35,955 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 15:49:35,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 15:49:35,956 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 15:49:35,956 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 15:49:35,961 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2022-11-25 15:49:35,962 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2022-11-25 15:49:35,962 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2022-11-25 15:49:35,963 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2022-11-25 15:49:35,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 15:49:35,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 15:49:35,996 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-25 15:49:35,997 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-25 15:49:35,997 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-25 15:49:36,001 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-25 15:49:36,002 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-25 15:49:36,002 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-25 15:49:36,002 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-25 15:49:36,003 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1563) no Hoare annotation was computed. [2022-11-25 15:49:36,003 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 15:49:36,003 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1585) no Hoare annotation was computed. [2022-11-25 15:49:36,005 INFO L899 garLoopResultBuilder]: For program point L1563(line 1563) no Hoare annotation was computed. [2022-11-25 15:49:36,005 INFO L899 garLoopResultBuilder]: For program point L1563-1(line 1563) no Hoare annotation was computed. [2022-11-25 15:49:36,012 INFO L899 garLoopResultBuilder]: For program point L1561(lines 1561 1565) no Hoare annotation was computed. [2022-11-25 15:49:36,012 INFO L899 garLoopResultBuilder]: For program point L1561-1(lines 1561 1565) no Hoare annotation was computed. [2022-11-25 15:49:36,012 INFO L895 garLoopResultBuilder]: At program point L1590(line 1590) the Hoare annotation is: (<= 1 |ULTIMATE.start_goodG2B_~data~2#1|) [2022-11-25 15:49:36,013 INFO L895 garLoopResultBuilder]: At program point L1586(line 1586) the Hoare annotation is: (<= 1 |ULTIMATE.start_goodG2B_~data~2#1|) [2022-11-25 15:49:36,013 INFO L895 garLoopResultBuilder]: At program point L1605(line 1605) the Hoare annotation is: (<= 1 |ULTIMATE.start_goodG2B_~data~2#1|) [2022-11-25 15:49:36,013 INFO L899 garLoopResultBuilder]: For program point L1605-1(line 1605) no Hoare annotation was computed. [2022-11-25 15:49:36,013 INFO L902 garLoopResultBuilder]: At program point L1603(line 1603) the Hoare annotation is: true [2022-11-25 15:49:36,013 INFO L899 garLoopResultBuilder]: For program point L1603-1(line 1603) no Hoare annotation was computed. [2022-11-25 15:49:36,014 INFO L899 garLoopResultBuilder]: For program point L1568(lines 1568 1594) no Hoare annotation was computed. [2022-11-25 15:49:36,014 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 15:49:36,014 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1563) no Hoare annotation was computed. [2022-11-25 15:49:36,014 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1585) no Hoare annotation was computed. [2022-11-25 15:49:36,015 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 15:49:36,015 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 15:49:36,015 INFO L895 garLoopResultBuilder]: At program point L1564(line 1564) the Hoare annotation is: (= |ULTIMATE.start_goodG2B_~data~2#1| 2) [2022-11-25 15:49:36,016 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1599) no Hoare annotation was computed. [2022-11-25 15:49:36,016 INFO L899 garLoopResultBuilder]: For program point L1585(line 1585) no Hoare annotation was computed. [2022-11-25 15:49:36,016 INFO L899 garLoopResultBuilder]: For program point L1585-1(line 1585) no Hoare annotation was computed. [2022-11-25 15:49:36,017 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1591) no Hoare annotation was computed. [2022-11-25 15:49:36,017 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1592) no Hoare annotation was computed. [2022-11-25 15:49:36,017 INFO L899 garLoopResultBuilder]: For program point L1548(lines 1548 1567) no Hoare annotation was computed. [2022-11-25 15:49:36,017 INFO L899 garLoopResultBuilder]: For program point L1581-1(lines 1581 1592) no Hoare annotation was computed. [2022-11-25 15:49:36,018 INFO L895 garLoopResultBuilder]: At program point L1606(lines 1600 1607) the Hoare annotation is: (<= 1 |ULTIMATE.start_goodG2B_~data~2#1|) [2022-11-25 15:49:36,022 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-25 15:49:36,025 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 15:49:36,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 03:49:36 BoogieIcfgContainer [2022-11-25 15:49:36,045 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 15:49:36,046 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 15:49:36,046 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 15:49:36,046 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 15:49:36,047 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:49:34" (3/4) ... [2022-11-25 15:49:36,050 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 15:49:36,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-25 15:49:36,059 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-25 15:49:36,068 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-25 15:49:36,069 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-25 15:49:36,069 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 15:49:36,070 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 15:49:36,114 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 15:49:36,114 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 15:49:36,115 INFO L158 Benchmark]: Toolchain (without parser) took 4390.15ms. Allocated memory is still 201.3MB. Free memory was 155.5MB in the beginning and 116.5MB in the end (delta: 39.0MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2022-11-25 15:49:36,115 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory was 72.5MB in the beginning and 72.3MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:49:36,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1612.26ms. Allocated memory is still 201.3MB. Free memory was 154.9MB in the beginning and 139.9MB in the end (delta: 15.0MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2022-11-25 15:49:36,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.45ms. Allocated memory is still 201.3MB. Free memory was 139.9MB in the beginning and 136.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 15:49:36,117 INFO L158 Benchmark]: Boogie Preprocessor took 31.49ms. Allocated memory is still 201.3MB. Free memory was 136.8MB in the beginning and 135.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:49:36,117 INFO L158 Benchmark]: RCFGBuilder took 683.23ms. Allocated memory is still 201.3MB. Free memory was 135.7MB in the beginning and 118.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 15:49:36,118 INFO L158 Benchmark]: TraceAbstraction took 1917.45ms. Allocated memory is still 201.3MB. Free memory was 118.9MB in the beginning and 119.6MB in the end (delta: -688.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:49:36,118 INFO L158 Benchmark]: Witness Printer took 68.68ms. Allocated memory is still 201.3MB. Free memory was 119.6MB in the beginning and 116.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 15:49:36,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory was 72.5MB in the beginning and 72.3MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1612.26ms. Allocated memory is still 201.3MB. Free memory was 154.9MB in the beginning and 139.9MB in the end (delta: 15.0MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.45ms. Allocated memory is still 201.3MB. Free memory was 139.9MB in the beginning and 136.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.49ms. Allocated memory is still 201.3MB. Free memory was 136.8MB in the beginning and 135.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 683.23ms. Allocated memory is still 201.3MB. Free memory was 135.7MB in the beginning and 118.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1917.45ms. Allocated memory is still 201.3MB. Free memory was 118.9MB in the beginning and 119.6MB in the end (delta: -688.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 68.68ms. Allocated memory is still 201.3MB. Free memory was 119.6MB in the beginning and 116.5MB in the end (delta: 3.1MB). 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: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: 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 3 procedures, 35 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 153 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 59 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 94 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 14 PreInvPairs, 18 NumberOfFragments, 18 HoareAnnotationTreeSize, 14 FomulaSimplifications, 4 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 74 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 4 specifications checked. All of them hold - InvariantResult [Line: 1600]: Loop Invariant Derived loop invariant: 1 <= data RESULT: Ultimate proved your program to be correct! [2022-11-25 15:49:36,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14feee46-55ab-44e1-92f9-4f8aa2eabee4/bin/uautomizer-ZsLfNo2U6R/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