./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_44_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/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_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_44_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/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_961f6435-f729-4d14-9116-059ab3bad23b/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 f6d4f95d46f925eca21fc2f5b3cd1fe5bc6cd8855db4ea014794fdfc2ae36764 --- 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 [2022-12-15 01:11:15,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:11:15,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:11:15,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:11:15,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:11:15,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:11:15,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:11:15,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:11:15,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:11:15,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:11:15,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:11:15,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:11:15,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:11:15,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:11:15,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:11:15,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:11:15,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:11:15,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:11:15,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:11:15,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:11:15,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:11:15,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:11:15,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:11:15,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:11:15,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:11:15,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:11:15,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:11:15,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:11:15,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:11:15,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:11:15,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:11:15,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:11:15,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:11:15,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:11:15,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:11:15,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:11:15,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:11:15,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:11:15,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:11:15,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:11:15,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:11:15,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 01:11:15,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:11:15,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:11:15,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:11:15,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:11:15,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:11:15,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:11:15,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:11:15,247 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:11:15,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:11:15,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:11:15,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:11:15,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:11:15,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:11:15,249 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:11:15,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:11:15,249 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:11:15,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:11:15,249 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:11:15,250 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:11:15,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:11:15,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:11:15,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:11:15,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:11:15,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:11:15,251 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:11:15,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:11:15,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:11:15,251 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_961f6435-f729-4d14-9116-059ab3bad23b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6d4f95d46f925eca21fc2f5b3cd1fe5bc6cd8855db4ea014794fdfc2ae36764 [2022-12-15 01:11:15,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:11:15,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:11:15,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:11:15,443 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:11:15,443 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:11:15,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_44_good.i [2022-12-15 01:11:18,153 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:11:18,407 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:11:18,407 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_44_good.i [2022-12-15 01:11:18,420 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/data/91e5e4f50/ec2fa27c0d194c05b7748c850bb1be1d/FLAGd81a2c0fa [2022-12-15 01:11:18,431 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/data/91e5e4f50/ec2fa27c0d194c05b7748c850bb1be1d [2022-12-15 01:11:18,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:11:18,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:11:18,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:11:18,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:11:18,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:11:18,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:11:18" (1/1) ... [2022-12-15 01:11:18,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71fd119a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:18, skipping insertion in model container [2022-12-15 01:11:18,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:11:18" (1/1) ... [2022-12-15 01:11:18,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:11:18,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:11:18,739 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:11:19,019 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:11:19,023 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:11:19,025 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:11:19,026 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:11:19,027 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:11:19,053 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:11:19,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:11:19,061 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:11:19,075 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:11:19,106 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:11:19,107 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:11:19,108 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:11:19,109 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:11:19,110 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:11:19,113 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:11:19,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:11:19,188 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:11:19,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19 WrapperNode [2022-12-15 01:11:19,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:11:19,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:11:19,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:11:19,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:11:19,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,225 INFO L138 Inliner]: procedures = 504, calls = 63, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 57 [2022-12-15 01:11:19,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:11:19,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:11:19,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:11:19,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:11:19,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,240 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:11:19,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:11:19,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:11:19,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:11:19,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:11:19,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:11:19,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:11:19,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:11:19,302 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 01:11:19,302 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 01:11:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 01:11:19,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 01:11:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:11:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-12-15 01:11:19,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-12-15 01:11:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:11:19,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:11:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 01:11:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:11:19,410 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:11:19,412 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:11:19,509 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:11:19,532 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:11:19,532 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:11:19,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:11:19 BoogieIcfgContainer [2022-12-15 01:11:19,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:11:19,535 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:11:19,535 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:11:19,543 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:11:19,543 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:11:19" (1/1) ... [2022-12-15 01:11:19,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:11:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:19,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-12-15 01:11:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-12-15 01:11:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:11:19,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:19,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:19,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 42 transitions. [2022-12-15 01:11:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-12-15 01:11:19,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:11:19,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:19,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 43 transitions. [2022-12-15 01:11:19,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-12-15 01:11:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:11:19,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:19,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:20,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:20,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:20,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 45 transitions. [2022-12-15 01:11:20,083 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-12-15 01:11:20,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:11:20,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:20,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:20,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 46 transitions. [2022-12-15 01:11:20,137 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-12-15 01:11:20,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:11:20,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:20,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:20,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:20,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:20,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 44 transitions. [2022-12-15 01:11:20,415 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2022-12-15 01:11:20,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:11:20,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:20,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:20,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:20,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:20,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 40 transitions. [2022-12-15 01:11:20,906 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2022-12-15 01:11:20,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:11:20,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:20,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:21,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:21,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 35 transitions. [2022-12-15 01:11:21,067 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-12-15 01:11:21,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:11:21,068 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2022-12-15 01:11:21,073 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-15 01:11:21,109 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:11:21,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:11:21 ImpRootNode [2022-12-15 01:11:21,113 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:11:21,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:11:21,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:11:21,114 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:11:21,114 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:11:19" (3/4) ... [2022-12-15 01:11:21,116 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:11:21,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 01:11:21,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 01:11:21,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-12-15 01:11:21,123 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-15 01:11:21,124 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-15 01:11:21,124 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-15 01:11:21,124 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:11:21,154 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:11:21,154 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:11:21,155 INFO L158 Benchmark]: Toolchain (without parser) took 2720.84ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 109.8MB in the beginning and 128.1MB in the end (delta: -18.3MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2022-12-15 01:11:21,155 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:11:21,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 754.08ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 88.2MB in the end (delta: 21.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-12-15 01:11:21,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.78ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 85.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:11:21,156 INFO L158 Benchmark]: Boogie Preprocessor took 17.34ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 84.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:11:21,156 INFO L158 Benchmark]: RCFGBuilder took 291.53ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 69.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 01:11:21,156 INFO L158 Benchmark]: CodeCheck took 1577.80ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 69.3MB in the beginning and 131.2MB in the end (delta: -61.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:11:21,157 INFO L158 Benchmark]: Witness Printer took 40.93ms. Allocated memory is still 172.0MB. Free memory was 131.2MB in the beginning and 128.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:11:21,158 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, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 230 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 35 mSDsluCounter, 114 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 128 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 340 IncrementalHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 128 mSolverCounterUnsat, 114 mSDtfsCounter, 340 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 780 GetRequests, 736 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 361 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 98 ConstructedInterpolants, 0 QuantifiedInterpolants, 200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 9/9 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: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1551]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1551]: 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: 1593]: 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 142.6MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 754.08ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 88.2MB in the end (delta: 21.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.78ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 85.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.34ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 84.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 291.53ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 69.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1577.80ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 69.3MB in the beginning and 131.2MB in the end (delta: -61.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 40.93ms. Allocated memory is still 172.0MB. Free memory was 131.2MB in the beginning and 128.1MB 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! [2022-12-15 01:11:21,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961f6435-f729-4d14-9116-059ab3bad23b/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