./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_12_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro --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 6f957be6cec213a4d355d35f199c3f29d89da32a657797af7856ce15cfd417c9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:52:40,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:52:40,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:52:40,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:52:40,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:52:40,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:52:40,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:52:40,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:52:40,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:52:40,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:52:40,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:52:40,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:52:40,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:52:40,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:52:40,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:52:40,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:52:40,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:52:40,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:52:40,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:52:40,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:52:40,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:52:40,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:52:40,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:52:40,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:52:40,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:52:40,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:52:40,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:52:40,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:52:40,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:52:40,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:52:40,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:52:40,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:52:40,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:52:40,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:52:40,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:52:40,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:52:40,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:52:40,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:52:40,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:52:40,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:52:40,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:52:40,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-18 20:52:40,895 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:52:40,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:52:40,897 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:52:40,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:52:40,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:52:40,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:52:40,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:52:40,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:52:40,900 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:52:40,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:52:40,901 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:52:40,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:52:40,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:52:40,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:52:40,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:52:40,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:52:40,902 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 20:52:40,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:52:40,902 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:52:40,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:52:40,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:52:40,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:52:40,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:52:40,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:52:40,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:52:40,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:52:40,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:52:40,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:52:40,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:52:40,904 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:52:40,905 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:52:40,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:52:40,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f957be6cec213a4d355d35f199c3f29d89da32a657797af7856ce15cfd417c9 [2022-11-18 20:52:41,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:52:41,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:52:41,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:52:41,193 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:52:41,194 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:52:41,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_12_good.i [2022-11-18 20:52:41,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/data/4ad51c3df/71dd7537400d41889ea3111207a95e88/FLAG6a4787c9a [2022-11-18 20:52:41,937 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:52:41,938 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_12_good.i [2022-11-18 20:52:41,955 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/data/4ad51c3df/71dd7537400d41889ea3111207a95e88/FLAG6a4787c9a [2022-11-18 20:52:42,258 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/data/4ad51c3df/71dd7537400d41889ea3111207a95e88 [2022-11-18 20:52:42,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:52:42,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:52:42,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:52:42,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:52:42,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:52:42,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:52:42" (1/1) ... [2022-11-18 20:52:42,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6750cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:42, skipping insertion in model container [2022-11-18 20:52:42,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:52:42" (1/1) ... [2022-11-18 20:52:42,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:52:42,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:52:42,714 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-18 20:52:43,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:52:43,238 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:52:43,257 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-18 20:52:43,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:52:43,396 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:52:43,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43 WrapperNode [2022-11-18 20:52:43,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:52:43,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:52:43,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:52:43,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:52:43,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,452 INFO L138 Inliner]: procedures = 502, calls = 83, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 121 [2022-11-18 20:52:43,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:52:43,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:52:43,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:52:43,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:52:43,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,495 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:52:43,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:52:43,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:52:43,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:52:43,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (1/1) ... [2022-11-18 20:52:43,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:52:43,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:52:43,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:52:43,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:52:43,607 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-18 20:52:43,608 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-18 20:52:43,608 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-18 20:52:43,608 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-18 20:52:43,608 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-18 20:52:43,608 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-18 20:52:43,609 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-18 20:52:43,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:52:43,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 20:52:43,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:52:43,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:52:43,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:52:43,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:52:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-18 20:52:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:52:43,802 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:52:43,804 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:52:44,039 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:52:44,046 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:52:44,047 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 20:52:44,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:52:44 BoogieIcfgContainer [2022-11-18 20:52:44,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:52:44,051 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:52:44,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:52:44,054 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:52:44,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:52:42" (1/3) ... [2022-11-18 20:52:44,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500d9d24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:52:44, skipping insertion in model container [2022-11-18 20:52:44,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:43" (2/3) ... [2022-11-18 20:52:44,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500d9d24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:52:44, skipping insertion in model container [2022-11-18 20:52:44,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:52:44" (3/3) ... [2022-11-18 20:52:44,057 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fgets_predec_12_good.i [2022-11-18 20:52:44,075 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:52:44,076 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-18 20:52:44,127 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:52:44,134 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;@1ea80760, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:52:44,134 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-18 20:52:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 52 states have internal predecessors, (55), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-18 20:52:44,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-18 20:52:44,147 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:52:44,148 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, 1] [2022-11-18 20:52:44,148 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)] === [2022-11-18 20:52:44,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:52:44,154 INFO L85 PathProgramCache]: Analyzing trace with hash 229916058, now seen corresponding path program 1 times [2022-11-18 20:52:44,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:52:44,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021824011] [2022-11-18 20:52:44,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:52:44,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:52:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:44,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:52:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:44,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 20:52:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:44,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 20:52:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:44,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-18 20:52:44,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:52:44,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021824011] [2022-11-18 20:52:44,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021824011] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:52:44,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:52:44,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:52:44,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016152326] [2022-11-18 20:52:44,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:52:44,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:52:44,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:52:44,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:52:44,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:52:44,699 INFO L87 Difference]: Start difference. First operand has 64 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 52 states have internal predecessors, (55), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2022-11-18 20:52:44,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:52:44,777 INFO L93 Difference]: Finished difference Result 64 states and 83 transitions. [2022-11-18 20:52:44,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:52:44,794 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), 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 24 [2022-11-18 20:52:44,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:52:44,802 INFO L225 Difference]: With dead ends: 64 [2022-11-18 20:52:44,803 INFO L226 Difference]: Without dead ends: 53 [2022-11-18 20:52:44,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:52:44,825 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 34 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:52:44,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 96 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:52:44,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-11-18 20:52:44,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2022-11-18 20:52:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 33 states have (on average 1.393939393939394) internal successors, (46), 43 states have internal predecessors, (46), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 8 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-18 20:52:44,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 68 transitions. [2022-11-18 20:52:44,881 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 68 transitions. Word has length 24 [2022-11-18 20:52:44,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:52:44,882 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 68 transitions. [2022-11-18 20:52:44,882 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), 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) [2022-11-18 20:52:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2022-11-18 20:52:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-18 20:52:44,886 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:52:44,886 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, 1, 1] [2022-11-18 20:52:44,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:52:44,887 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-18 20:52:44,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:52:44,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1462536698, now seen corresponding path program 1 times [2022-11-18 20:52:44,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:52:44,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540564496] [2022-11-18 20:52:44,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:52:44,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:52:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:52:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 20:52:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 20:52:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-18 20:52:45,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:52:45,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540564496] [2022-11-18 20:52:45,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540564496] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:52:45,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:52:45,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:52:45,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203068367] [2022-11-18 20:52:45,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:52:45,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:52:45,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:52:45,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:52:45,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:52:45,058 INFO L87 Difference]: Start difference. First operand 53 states and 68 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, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-18 20:52:45,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:52:45,106 INFO L93 Difference]: Finished difference Result 84 states and 106 transitions. [2022-11-18 20:52:45,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:52:45,106 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, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 25 [2022-11-18 20:52:45,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:52:45,108 INFO L225 Difference]: With dead ends: 84 [2022-11-18 20:52:45,108 INFO L226 Difference]: Without dead ends: 58 [2022-11-18 20:52:45,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:52:45,110 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 11 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:52:45,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 117 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:52:45,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-11-18 20:52:45,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2022-11-18 20:52:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 45 states have internal predecessors, (51), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 9 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-18 20:52:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 75 transitions. [2022-11-18 20:52:45,122 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 75 transitions. Word has length 25 [2022-11-18 20:52:45,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:52:45,123 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 75 transitions. [2022-11-18 20:52:45,123 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, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-18 20:52:45,123 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-11-18 20:52:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-18 20:52:45,124 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:52:45,125 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] [2022-11-18 20:52:45,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:52:45,125 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-18 20:52:45,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:52:45,126 INFO L85 PathProgramCache]: Analyzing trace with hash 542029647, now seen corresponding path program 1 times [2022-11-18 20:52:45,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:52:45,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824473294] [2022-11-18 20:52:45,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:52:45,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:52:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:52:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 20:52:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 20:52:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-18 20:52:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 20:52:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 20:52:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,280 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-18 20:52:45,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:52:45,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824473294] [2022-11-18 20:52:45,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824473294] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:52:45,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:52:45,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:52:45,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215968258] [2022-11-18 20:52:45,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:52:45,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:52:45,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:52:45,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:52:45,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:52:45,286 INFO L87 Difference]: Start difference. First operand 58 states and 75 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) [2022-11-18 20:52:45,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:52:45,316 INFO L93 Difference]: Finished difference Result 58 states and 75 transitions. [2022-11-18 20:52:45,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:52:45,317 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 [2022-11-18 20:52:45,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:52:45,323 INFO L225 Difference]: With dead ends: 58 [2022-11-18 20:52:45,323 INFO L226 Difference]: Without dead ends: 56 [2022-11-18 20:52:45,324 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 [2022-11-18 20:52:45,326 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 5 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:52:45,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 113 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:52:45,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-11-18 20:52:45,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2022-11-18 20:52:45,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 43 states have internal predecessors, (49), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 9 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-18 20:52:45,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 73 transitions. [2022-11-18 20:52:45,338 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 73 transitions. Word has length 42 [2022-11-18 20:52:45,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:52:45,338 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 73 transitions. [2022-11-18 20:52:45,339 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) [2022-11-18 20:52:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2022-11-18 20:52:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-18 20:52:45,340 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:52:45,340 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, 1] [2022-11-18 20:52:45,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:52:45,341 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-18 20:52:45,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:52:45,341 INFO L85 PathProgramCache]: Analyzing trace with hash -376950008, now seen corresponding path program 1 times [2022-11-18 20:52:45,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:52:45,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707323291] [2022-11-18 20:52:45,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:52:45,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:52:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:52:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 20:52:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 20:52:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-18 20:52:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 20:52:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 20:52:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:52:45,514 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-18 20:52:45,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:52:45,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707323291] [2022-11-18 20:52:45,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707323291] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:52:45,515 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:52:45,515 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:52:45,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635007920] [2022-11-18 20:52:45,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:52:45,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:52:45,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:52:45,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:52:45,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:52:45,518 INFO L87 Difference]: Start difference. First operand 56 states and 73 transitions. Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 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) [2022-11-18 20:52:45,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:52:45,541 INFO L93 Difference]: Finished difference Result 56 states and 73 transitions. [2022-11-18 20:52:45,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:52:45,542 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 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 43 [2022-11-18 20:52:45,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:52:45,542 INFO L225 Difference]: With dead ends: 56 [2022-11-18 20:52:45,542 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 20:52:45,546 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 [2022-11-18 20:52:45,551 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 3 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:52:45,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 111 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:52:45,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 20:52:45,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 20:52:45,552 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) [2022-11-18 20:52:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 20:52:45,553 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-11-18 20:52:45,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:52:45,553 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:52:45,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 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) [2022-11-18 20:52:45,553 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 20:52:45,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 20:52:45,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-11-18 20:52:45,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-11-18 20:52:45,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-11-18 20:52:45,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-11-18 20:52:45,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-11-18 20:52:45,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-11-18 20:52:45,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-11-18 20:52:45,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-11-18 20:52:45,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 20:52:45,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 20:52:45,629 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-18 20:52:45,629 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-18 20:52:45,630 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-18 20:52:45,630 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-18 20:52:45,630 INFO L899 garLoopResultBuilder]: For program point globalReturnsTrueOrFalseFINAL(lines 1518 1521) no Hoare annotation was computed. [2022-11-18 20:52:45,630 INFO L899 garLoopResultBuilder]: For program point globalReturnsTrueOrFalseEXIT(lines 1518 1521) no Hoare annotation was computed. [2022-11-18 20:52:45,630 INFO L902 garLoopResultBuilder]: At program point globalReturnsTrueOrFalseENTRY(lines 1518 1521) the Hoare annotation is: true [2022-11-18 20:52:45,630 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-18 20:52:45,631 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-18 20:52:45,631 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-18 20:52:45,632 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1597) no Hoare annotation was computed. [2022-11-18 20:52:45,632 INFO L899 garLoopResultBuilder]: For program point L1584(line 1584) no Hoare annotation was computed. [2022-11-18 20:52:45,632 INFO L899 garLoopResultBuilder]: For program point L1584-1(line 1584) no Hoare annotation was computed. [2022-11-18 20:52:45,632 INFO L895 garLoopResultBuilder]: At program point L1646(line 1646) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,632 INFO L899 garLoopResultBuilder]: For program point L1646-1(line 1646) no Hoare annotation was computed. [2022-11-18 20:52:45,635 INFO L899 garLoopResultBuilder]: For program point L1580(line 1580) no Hoare annotation was computed. [2022-11-18 20:52:45,635 INFO L899 garLoopResultBuilder]: For program point L1580-1(lines 1580 1605) no Hoare annotation was computed. [2022-11-18 20:52:45,635 INFO L895 garLoopResultBuilder]: At program point L1576(line 1576) the Hoare annotation is: (and (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) (not (<= (+ |ULTIMATE.start_goodB2G_~data~0#1| 2147483648) 0))) [2022-11-18 20:52:45,636 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1630) no Hoare annotation was computed. [2022-11-18 20:52:45,638 INFO L899 garLoopResultBuilder]: For program point L1576-1(lines 1570 1577) no Hoare annotation was computed. [2022-11-18 20:52:45,638 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 20:52:45,657 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1584) no Hoare annotation was computed. [2022-11-18 20:52:45,657 INFO L899 garLoopResultBuilder]: For program point L1630(line 1630) no Hoare annotation was computed. [2022-11-18 20:52:45,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 20:52:45,658 INFO L899 garLoopResultBuilder]: For program point L1597(line 1597) no Hoare annotation was computed. [2022-11-18 20:52:45,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1622) no Hoare annotation was computed. [2022-11-18 20:52:45,658 INFO L899 garLoopResultBuilder]: For program point L1630-1(line 1630) no Hoare annotation was computed. [2022-11-18 20:52:45,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 20:52:45,658 INFO L899 garLoopResultBuilder]: For program point L1597-1(line 1597) no Hoare annotation was computed. [2022-11-18 20:52:45,659 INFO L899 garLoopResultBuilder]: For program point L1622(line 1622) no Hoare annotation was computed. [2022-11-18 20:52:45,659 INFO L899 garLoopResultBuilder]: For program point L1622-1(line 1622) no Hoare annotation was computed. [2022-11-18 20:52:45,659 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1563) no Hoare annotation was computed. [2022-11-18 20:52:45,659 INFO L895 garLoopResultBuilder]: At program point L1552(line 1552) the Hoare annotation is: (and (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) (not (<= (+ |ULTIMATE.start_goodB2G_~data~0#1| 2147483648) 0))) [2022-11-18 20:52:45,659 INFO L899 garLoopResultBuilder]: For program point L1552-1(line 1552) no Hoare annotation was computed. [2022-11-18 20:52:45,659 INFO L895 garLoopResultBuilder]: At program point L1647(lines 1641 1648) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,660 INFO L899 garLoopResultBuilder]: For program point L1552-2(lines 1552 1579) no Hoare annotation was computed. [2022-11-18 20:52:45,660 INFO L895 garLoopResultBuilder]: At program point L1552-4(lines 1552 1579) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1584) no Hoare annotation was computed. [2022-11-18 20:52:45,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 20:52:45,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1622) no Hoare annotation was computed. [2022-11-18 20:52:45,661 INFO L895 garLoopResultBuilder]: At program point L1590(line 1590) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,661 INFO L899 garLoopResultBuilder]: For program point L1619(line 1619) no Hoare annotation was computed. [2022-11-18 20:52:45,661 INFO L895 garLoopResultBuilder]: At program point L1586(line 1586) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,661 INFO L899 garLoopResultBuilder]: For program point L1619-1(lines 1619 1634) no Hoare annotation was computed. [2022-11-18 20:52:45,661 INFO L899 garLoopResultBuilder]: For program point L1582(lines 1582 1591) no Hoare annotation was computed. [2022-11-18 20:52:45,661 INFO L902 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: true [2022-11-18 20:52:45,662 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2022-11-18 20:52:45,662 INFO L895 garLoopResultBuilder]: At program point L1611(line 1611) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodG2B_~data~1#1| 2)) (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647)) [2022-11-18 20:52:45,662 INFO L899 garLoopResultBuilder]: For program point L1611-1(line 1611) no Hoare annotation was computed. [2022-11-18 20:52:45,662 INFO L899 garLoopResultBuilder]: For program point L1611-2(lines 1611 1618) no Hoare annotation was computed. [2022-11-18 20:52:45,662 INFO L895 garLoopResultBuilder]: At program point L1611-4(lines 1611 1618) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_goodG2B_~data~1#1| 2))) (and (<= .cse0 0) (<= 0 .cse0) (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647))) [2022-11-18 20:52:45,663 INFO L899 garLoopResultBuilder]: For program point L1636(lines 1636 1640) no Hoare annotation was computed. [2022-11-18 20:52:45,663 INFO L895 garLoopResultBuilder]: At program point L1603(line 1603) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,663 INFO L899 garLoopResultBuilder]: For program point L1570(lines 1570 1577) no Hoare annotation was computed. [2022-11-18 20:52:45,663 INFO L899 garLoopResultBuilder]: For program point L1603-1(lines 1580 1605) no Hoare annotation was computed. [2022-11-18 20:52:45,664 INFO L895 garLoopResultBuilder]: At program point L1632(line 1632) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,664 INFO L895 garLoopResultBuilder]: At program point L1599(line 1599) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,665 INFO L899 garLoopResultBuilder]: For program point L1632-1(lines 1607 1635) no Hoare annotation was computed. [2022-11-18 20:52:45,665 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1597) no Hoare annotation was computed. [2022-11-18 20:52:45,665 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1604) no Hoare annotation was computed. [2022-11-18 20:52:45,665 INFO L895 garLoopResultBuilder]: At program point L1562(line 1562) the Hoare annotation is: (and (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) (not (<= (+ |ULTIMATE.start_goodB2G_~data~0#1| 2147483648) 0))) [2022-11-18 20:52:45,666 INFO L899 garLoopResultBuilder]: For program point L1562-1(lines 1556 1563) no Hoare annotation was computed. [2022-11-18 20:52:45,666 INFO L895 garLoopResultBuilder]: At program point L1624(line 1624) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) [2022-11-18 20:52:45,666 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1630) no Hoare annotation was computed. [2022-11-18 20:52:45,670 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-18 20:52:45,672 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 20:52:45,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:52:45 BoogieIcfgContainer [2022-11-18 20:52:45,689 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:52:45,690 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:52:45,690 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:52:45,690 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:52:45,693 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:52:44" (3/4) ... [2022-11-18 20:52:45,696 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:52:45,701 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-18 20:52:45,701 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2022-11-18 20:52:45,702 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-18 20:52:45,711 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-18 20:52:45,711 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-18 20:52:45,711 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-18 20:52:45,712 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:52:45,712 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:52:45,779 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:52:45,780 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:52:45,781 INFO L158 Benchmark]: Toolchain (without parser) took 3518.21ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 82.5MB in the beginning and 125.1MB in the end (delta: -42.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:52:45,781 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 123.7MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:52:45,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1126.95ms. Allocated memory is still 123.7MB. Free memory was 82.2MB in the beginning and 50.0MB in the end (delta: 32.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-18 20:52:45,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.71ms. Allocated memory is still 123.7MB. Free memory was 50.0MB in the beginning and 46.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:52:45,782 INFO L158 Benchmark]: Boogie Preprocessor took 45.20ms. Allocated memory is still 123.7MB. Free memory was 46.7MB in the beginning and 45.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:52:45,782 INFO L158 Benchmark]: RCFGBuilder took 549.29ms. Allocated memory is still 123.7MB. Free memory was 44.6MB in the beginning and 85.4MB in the end (delta: -40.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-11-18 20:52:45,783 INFO L158 Benchmark]: TraceAbstraction took 1638.78ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 84.8MB in the beginning and 129.3MB in the end (delta: -44.5MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2022-11-18 20:52:45,783 INFO L158 Benchmark]: Witness Printer took 89.84ms. Allocated memory is still 157.3MB. Free memory was 129.3MB in the beginning and 125.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-18 20:52:45,786 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 123.7MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1126.95ms. Allocated memory is still 123.7MB. Free memory was 82.2MB in the beginning and 50.0MB in the end (delta: 32.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.71ms. Allocated memory is still 123.7MB. Free memory was 50.0MB in the beginning and 46.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.20ms. Allocated memory is still 123.7MB. Free memory was 46.7MB in the beginning and 45.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.29ms. Allocated memory is still 123.7MB. Free memory was 44.6MB in the beginning and 85.4MB in the end (delta: -40.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1638.78ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 84.8MB in the beginning and 129.3MB in the end (delta: -44.5MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Witness Printer took 89.84ms. Allocated memory is still 157.3MB. Free memory was 129.3MB in the beginning and 125.1MB 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: 1584]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1584]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1597]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1597]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: 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, 64 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 53 mSDsluCounter, 437 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 177 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 260 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred 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, 18 LocationsWithAnnotation, 34 PreInvPairs, 39 NumberOfFragments, 84 HoareAnnotationTreeSize, 34 FomulaSimplifications, 11 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 18 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 188 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 50/50 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: 1641]: Loop Invariant Derived loop invariant: data <= 2147483647 RESULT: Ultimate proved your program to be correct! [2022-11-18 20:52:45,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bea2c69a-73c9-4360-9f91-d00dfd0320a8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE