./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_65_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_65_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3cb820b9937678eda8d6f12dad7be6bd275825fa305bf4517c011c7c39df0199 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:26:17,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:26:17,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:26:17,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:26:17,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:26:17,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:26:17,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:26:17,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:26:17,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:26:17,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:26:17,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:26:17,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:26:17,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:26:17,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:26:17,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:26:17,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:26:17,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:26:17,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:26:17,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:26:17,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:26:17,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:26:17,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:26:17,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:26:17,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:26:17,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:26:17,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:26:17,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:26:17,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:26:17,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:26:17,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:26:17,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:26:17,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:26:17,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:26:17,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:26:17,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:26:17,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:26:17,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:26:17,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:26:17,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:26:17,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:26:17,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:26:17,852 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:26:17,866 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:26:17,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:26:17,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:26:17,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:26:17,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:26:17,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:26:17,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:26:17,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:26:17,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:26:17,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:26:17,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:26:17,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:26:17,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:26:17,869 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:26:17,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:26:17,869 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:26:17,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:26:17,870 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:26:17,870 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:26:17,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:26:17,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:26:17,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:26:17,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:26:17,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:26:17,871 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:26:17,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:26:17,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:26:17,871 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_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cb820b9937678eda8d6f12dad7be6bd275825fa305bf4517c011c7c39df0199 [2022-12-14 20:26:18,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:26:18,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:26:18,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:26:18,088 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:26:18,088 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:26:18,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_65_good.i [2022-12-14 20:26:20,647 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:26:20,926 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:26:20,926 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_65_good.i [2022-12-14 20:26:20,939 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/data/1d40c3423/4e2a0f3c07e04011a8cd41eee35489f5/FLAG14c3161f1 [2022-12-14 20:26:21,227 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/data/1d40c3423/4e2a0f3c07e04011a8cd41eee35489f5 [2022-12-14 20:26:21,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:26:21,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:26:21,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:26:21,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:26:21,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:26:21,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:26:21" (1/1) ... [2022-12-14 20:26:21,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd47a7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:21, skipping insertion in model container [2022-12-14 20:26:21,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:26:21" (1/1) ... [2022-12-14 20:26:21,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:26:21,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:26:21,562 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:26:21,861 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:26:21,865 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:26:21,867 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:26:21,869 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:26:21,869 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:26:21,894 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:26:21,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:26:21,906 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:26:21,921 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:26:21,952 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:26:21,953 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:26:21,954 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:26:21,955 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:26:21,956 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:26:21,959 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:26:21,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:26:22,066 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:26:22,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22 WrapperNode [2022-12-14 20:26:22,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:26:22,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:26:22,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:26:22,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:26:22,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,114 INFO L138 Inliner]: procedures = 504, calls = 68, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 65 [2022-12-14 20:26:22,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:26:22,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:26:22,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:26:22,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:26:22,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,137 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:26:22,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:26:22,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:26:22,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:26:22,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:26:22,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:26:22,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:26:22,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:26:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 20:26:22,202 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 20:26:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 20:26:22,202 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 20:26:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:26:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:26:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:26:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-12-14 20:26:22,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-12-14 20:26:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:26:22,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:26:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:26:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 20:26:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:26:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:26:22,319 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:26:22,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:26:22,443 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:26:22,464 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:26:22,465 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:26:22,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:26:22 BoogieIcfgContainer [2022-12-14 20:26:22,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:26:22,467 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:26:22,467 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:26:22,474 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:26:22,474 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:26:22" (1/1) ... [2022-12-14 20:26:22,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:26:22,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:22,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2022-12-14 20:26:22,525 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-12-14 20:26:22,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:26:22,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:22,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:22,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:26:22,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:22,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 47 transitions. [2022-12-14 20:26:22,812 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-12-14 20:26:22,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:26:22,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:22,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:26:22,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:22,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 50 transitions. [2022-12-14 20:26:22,922 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-12-14 20:26:22,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:26:22,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:22,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:22,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:26:22,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:22,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 51 transitions. [2022-12-14 20:26:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2022-12-14 20:26:22,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:26:22,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:22,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:23,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:26:23,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:23,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 52 transitions. [2022-12-14 20:26:23,046 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2022-12-14 20:26:23,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:26:23,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:23,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:26:23,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:23,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 51 transitions. [2022-12-14 20:26:23,143 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2022-12-14 20:26:23,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:26:23,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:23,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:23,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:23,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 50 transitions. [2022-12-14 20:26:23,234 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-12-14 20:26:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:26:23,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:23,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:23,360 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:26:23,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 44 transitions. [2022-12-14 20:26:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-12-14 20:26:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:26:23,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:23,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:23,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:23,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:23,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 43 transitions. [2022-12-14 20:26:23,804 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-12-14 20:26:23,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:26:23,805 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-12-14 20:26:23,814 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-14 20:26:23,876 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:26:23,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:26:23 ImpRootNode [2022-12-14 20:26:23,879 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:26:23,880 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:26:23,880 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:26:23,880 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:26:23,881 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:26:22" (3/4) ... [2022-12-14 20:26:23,883 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:26:23,887 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 20:26:23,887 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 20:26:23,887 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-12-14 20:26:23,891 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-14 20:26:23,891 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-12-14 20:26:23,891 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 20:26:23,891 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:26:23,928 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:26:23,928 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:26:23,929 INFO L158 Benchmark]: Toolchain (without parser) took 2696.40ms. Allocated memory is still 132.1MB. Free memory was 94.7MB in the beginning and 48.6MB in the end (delta: 46.1MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2022-12-14 20:26:23,929 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:26:23,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.30ms. Allocated memory is still 132.1MB. Free memory was 94.7MB in the beginning and 72.3MB in the end (delta: 22.4MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2022-12-14 20:26:23,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.95ms. Allocated memory is still 132.1MB. Free memory was 72.3MB in the beginning and 69.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:26:23,930 INFO L158 Benchmark]: Boogie Preprocessor took 25.89ms. Allocated memory is still 132.1MB. Free memory was 69.6MB in the beginning and 68.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:26:23,930 INFO L158 Benchmark]: RCFGBuilder took 325.45ms. Allocated memory is still 132.1MB. Free memory was 68.1MB in the beginning and 52.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 20:26:23,931 INFO L158 Benchmark]: CodeCheck took 1412.39ms. Allocated memory is still 132.1MB. Free memory was 52.5MB in the beginning and 51.7MB in the end (delta: 789.6kB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-12-14 20:26:23,931 INFO L158 Benchmark]: Witness Printer took 48.10ms. Allocated memory is still 132.1MB. Free memory was 51.7MB in the beginning and 48.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:26:23,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 34 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 329 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 79 mSDsluCounter, 128 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 147 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 446 IncrementalHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 147 mSolverCounterUnsat, 128 mSDtfsCounter, 446 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1011 GetRequests, 975 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 234 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 13/13 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.30ms. Allocated memory is still 132.1MB. Free memory was 94.7MB in the beginning and 72.3MB in the end (delta: 22.4MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.95ms. Allocated memory is still 132.1MB. Free memory was 72.3MB in the beginning and 69.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.89ms. Allocated memory is still 132.1MB. Free memory was 69.6MB in the beginning and 68.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 325.45ms. Allocated memory is still 132.1MB. Free memory was 68.1MB in the beginning and 52.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1412.39ms. Allocated memory is still 132.1MB. Free memory was 52.5MB in the beginning and 51.7MB in the end (delta: 789.6kB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Witness Printer took 48.10ms. Allocated memory is still 132.1MB. Free memory was 51.7MB in the beginning and 48.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:26:23,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99c6b6e7-9464-4cf6-b9db-f22f6e7b9b0e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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