./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_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_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/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_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/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_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/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 3a0ded48a303ab690dff2e7668bec542c09f225c743d4f877fc37f0bda851a35 --- 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 22:48:05,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:48:05,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:48:05,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:48:05,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:48:05,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:48:05,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:48:05,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:48:05,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:48:05,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:48:05,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:48:05,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:48:05,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:48:05,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:48:05,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:48:05,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:48:05,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:48:05,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:48:05,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:48:05,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:48:05,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:48:05,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:48:05,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:48:05,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:48:05,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:48:05,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:48:05,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:48:05,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:48:05,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:48:05,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:48:05,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:48:05,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:48:05,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:48:05,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:48:05,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:48:05,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:48:05,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:48:05,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:48:05,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:48:05,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:48:05,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:48:05,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 22:48:05,330 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:48:05,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:48:05,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:48:05,331 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:48:05,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:48:05,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:48:05,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:48:05,332 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:48:05,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:48:05,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:48:05,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:48:05,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:48:05,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:48:05,341 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:48:05,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:48:05,342 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:48:05,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:48:05,342 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:48:05,342 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:48:05,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:48:05,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:48:05,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:48:05,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:48:05,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:48:05,343 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:48:05,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:48:05,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:48:05,344 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_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a0ded48a303ab690dff2e7668bec542c09f225c743d4f877fc37f0bda851a35 [2022-12-14 22:48:05,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:48:05,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:48:05,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:48:05,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:48:05,582 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:48:05,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i [2022-12-14 22:48:08,166 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:48:08,400 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:48:08,400 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i [2022-12-14 22:48:08,419 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/data/fcbcd8d27/87c5416c936c4e14926a86dc4e8fb207/FLAG40319690e [2022-12-14 22:48:08,432 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/data/fcbcd8d27/87c5416c936c4e14926a86dc4e8fb207 [2022-12-14 22:48:08,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:48:08,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:48:08,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:48:08,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:48:08,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:48:08,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:48:08" (1/1) ... [2022-12-14 22:48:08,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d333e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:08, skipping insertion in model container [2022-12-14 22:48:08,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:48:08" (1/1) ... [2022-12-14 22:48:08,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:48:08,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:48:08,803 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 22:48:09,106 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 22:48:09,111 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:48:09,113 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:48:09,115 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:48:09,116 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:48:09,145 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 22:48:09,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:48:09,156 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:48:09,172 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 22:48:09,211 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 22:48:09,213 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:48:09,214 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:48:09,216 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:48:09,217 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:48:09,224 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 22:48:09,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:48:09,331 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:48:09,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09 WrapperNode [2022-12-14 22:48:09,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:48:09,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:48:09,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:48:09,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:48:09,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,384 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2022-12-14 22:48:09,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:48:09,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:48:09,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:48:09,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:48:09,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,409 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:48:09,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:48:09,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:48:09,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:48:09,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:48:09,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:48:09,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:48:09,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:48:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 22:48:09,479 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 22:48:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 22:48:09,480 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 22:48:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:48:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:48:09,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:48:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 22:48:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:48:09,577 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:48:09,579 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:48:09,726 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:48:09,777 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:48:09,777 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 22:48:09,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:48:09 BoogieIcfgContainer [2022-12-14 22:48:09,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:48:09,780 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:48:09,780 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:48:09,787 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:48:09,787 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:48:09" (1/1) ... [2022-12-14 22:48:09,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:48:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:09,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-12-14 22:48:09,833 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-14 22:48:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 22:48:09,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:09,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:10,104 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 22:48:10,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:10,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-12-14 22:48:10,145 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-12-14 22:48:10,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 22:48:10,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:10,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:10,223 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 22:48:10,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:10,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-12-14 22:48:10,238 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-12-14 22:48:10,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 22:48:10,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:10,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:10,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:48:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-12-14 22:48:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-12-14 22:48:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 22:48:10,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:10,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 22:48:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-12-14 22:48:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-14 22:48:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 22:48:10,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:10,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:10,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:48:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:10,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2022-12-14 22:48:10,817 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2022-12-14 22:48:10,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 22:48:10,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:10,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 22:48:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-12-14 22:48:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-12-14 22:48:10,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 22:48:10,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:10,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:11,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:48:11,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:11,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2022-12-14 22:48:11,086 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2022-12-14 22:48:11,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 22:48:11,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:11,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:11,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:48:11,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2022-12-14 22:48:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2022-12-14 22:48:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 22:48:11,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:11,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:11,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 22:48:11,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2022-12-14 22:48:11,358 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2022-12-14 22:48:11,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:48:11,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:11,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:48:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:11,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2022-12-14 22:48:11,512 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-12-14 22:48:11,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:48:11,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:11,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:11,578 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:48:11,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:11,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 48 transitions. [2022-12-14 22:48:11,655 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2022-12-14 22:48:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 22:48:11,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:11,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:11,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:48:11,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:11,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 49 transitions. [2022-12-14 22:48:11,718 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-12-14 22:48:11,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 22:48:11,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:11,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:11,801 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:48:11,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 43 transitions. [2022-12-14 22:48:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2022-12-14 22:48:11,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 22:48:11,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:11,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:48:12,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 47 transitions. [2022-12-14 22:48:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-12-14 22:48:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 22:48:12,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:12,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:12,301 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:48:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 48 transitions. [2022-12-14 22:48:12,311 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2022-12-14 22:48:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 22:48:12,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:12,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:12,412 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 22:48:12,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:12,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 57 transitions. [2022-12-14 22:48:12,712 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2022-12-14 22:48:12,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 22:48:12,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:12,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 22:48:12,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:12,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 59 transitions. [2022-12-14 22:48:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-12-14 22:48:12,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 22:48:12,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:12,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:12,864 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 22:48:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:13,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 60 transitions. [2022-12-14 22:48:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-12-14 22:48:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 22:48:13,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:13,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:13,063 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 22:48:13,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:13,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 37 states and 41 transitions. [2022-12-14 22:48:13,205 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2022-12-14 22:48:13,205 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 22:48:13,205 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-12-14 22:48:13,211 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-12-14 22:48:13,262 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-12-14 22:48:13,272 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 22:48:13,272 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 22:48:13,272 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-12-14 22:48:13,272 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 22:48:13,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 10:48:13 ImpRootNode [2022-12-14 22:48:13,273 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 22:48:13,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 22:48:13,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 22:48:13,274 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 22:48:13,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:48:09" (3/4) ... [2022-12-14 22:48:13,277 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 22:48:13,282 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 22:48:13,282 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 22:48:13,286 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-14 22:48:13,286 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-14 22:48:13,287 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 22:48:13,287 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 22:48:13,332 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 22:48:13,332 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 22:48:13,333 INFO L158 Benchmark]: Toolchain (without parser) took 4896.51ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 97.4MB in the beginning and 125.0MB in the end (delta: -27.6MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-12-14 22:48:13,333 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory was 104.7MB in the beginning and 104.5MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:48:13,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 895.05ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 97.0MB in the beginning and 127.2MB in the end (delta: -30.2MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2022-12-14 22:48:13,334 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.47ms. Allocated memory is still 176.2MB. Free memory was 127.2MB in the beginning and 123.3MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 22:48:13,334 INFO L158 Benchmark]: Boogie Preprocessor took 28.59ms. Allocated memory is still 176.2MB. Free memory was 123.3MB in the beginning and 122.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:48:13,334 INFO L158 Benchmark]: RCFGBuilder took 365.11ms. Allocated memory is still 176.2MB. Free memory was 122.0MB in the beginning and 100.3MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 22:48:13,334 INFO L158 Benchmark]: CodeCheck took 3493.18ms. Allocated memory is still 176.2MB. Free memory was 100.3MB in the beginning and 129.2MB in the end (delta: -28.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:48:13,335 INFO L158 Benchmark]: Witness Printer took 58.66ms. Allocated memory is still 176.2MB. Free memory was 129.2MB in the beginning and 125.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 22:48:13,336 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 3 procedures, 44 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1103 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 390 mSDsluCounter, 331 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 637 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2180 IncrementalHoareTripleChecker+Invalid, 2817 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 637 mSolverCounterUnsat, 293 mSDtfsCounter, 2180 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2575 GetRequests, 2487 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2363 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 360 ConstructedInterpolants, 0 QuantifiedInterpolants, 556 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 14 PerfectInterpolantSequences, 66/71 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: 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 - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: (1 <= i && 0 <= data + 2147483648) || i == 0 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory was 104.7MB in the beginning and 104.5MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 895.05ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 97.0MB in the beginning and 127.2MB in the end (delta: -30.2MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.47ms. Allocated memory is still 176.2MB. Free memory was 127.2MB in the beginning and 123.3MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.59ms. Allocated memory is still 176.2MB. Free memory was 123.3MB in the beginning and 122.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 365.11ms. Allocated memory is still 176.2MB. Free memory was 122.0MB in the beginning and 100.3MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 3493.18ms. Allocated memory is still 176.2MB. Free memory was 100.3MB in the beginning and 129.2MB in the end (delta: -28.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 58.66ms. Allocated memory is still 176.2MB. Free memory was 129.2MB in the beginning and 125.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 22:48:13,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f3e70a5-57a0-4d75-b9cc-97fb4fbbe6ff/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