./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_42_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_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/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_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_42_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/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_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/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 1cada129bbfd4c1ba7ae39a936ba47d3ad6aa5adf57591f58ba9ef6486e2b5ec --- 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 18:25:00,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:25:00,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:25:00,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:25:00,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:25:00,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:25:00,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:25:00,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:25:00,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:25:00,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:25:00,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:25:00,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:25:00,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:25:00,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:25:00,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:25:00,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:25:00,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:25:00,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:25:00,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:25:00,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:25:00,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:25:00,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:25:00,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:25:00,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:25:00,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:25:00,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:25:00,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:25:00,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:25:00,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:25:00,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:25:00,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:25:00,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:25:00,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:25:00,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:25:00,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:25:00,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:25:00,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:25:00,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:25:00,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:25:00,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:25:00,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:25:00,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 18:25:00,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:25:00,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:25:00,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:25:00,167 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:25:00,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:25:00,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:25:00,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:25:00,168 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:25:00,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:25:00,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:25:00,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:25:00,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:25:00,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:25:00,170 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:25:00,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:25:00,170 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:25:00,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:25:00,170 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:25:00,170 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:25:00,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:25:00,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:25:00,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:25:00,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:25:00,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:25:00,172 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:25:00,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:25:00,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:25:00,172 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_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cada129bbfd4c1ba7ae39a936ba47d3ad6aa5adf57591f58ba9ef6486e2b5ec [2022-12-14 18:25:00,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:25:00,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:25:00,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:25:00,381 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:25:00,381 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:25:00,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_42_good.i [2022-12-14 18:25:02,936 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:25:03,193 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:25:03,194 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_42_good.i [2022-12-14 18:25:03,209 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/data/7b083c0cc/79f329381a704d34a77603a9e0fe35ff/FLAGc0dbecf0d [2022-12-14 18:25:03,220 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/data/7b083c0cc/79f329381a704d34a77603a9e0fe35ff [2022-12-14 18:25:03,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:25:03,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:25:03,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:25:03,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:25:03,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:25:03,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:25:03" (1/1) ... [2022-12-14 18:25:03,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26dd16b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:03, skipping insertion in model container [2022-12-14 18:25:03,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:25:03" (1/1) ... [2022-12-14 18:25:03,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:25:03,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:25:03,556 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:25:03,872 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:25:03,877 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:25:03,879 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:25:03,881 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:25:03,882 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:25:03,910 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:25:03,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:25:03,920 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:25:03,938 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:25:03,984 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:25:03,985 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:25:03,986 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:25:03,989 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:25:03,989 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:25:03,997 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:25:03,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:25:04,124 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:25:04,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04 WrapperNode [2022-12-14 18:25:04,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:25:04,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:25:04,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:25:04,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:25:04,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,163 INFO L138 Inliner]: procedures = 503, calls = 61, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 78 [2022-12-14 18:25:04,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:25:04,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:25:04,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:25:04,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:25:04,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,180 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:25:04,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:25:04,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:25:04,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:25:04,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:25:04,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:25:04,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:25:04,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:25:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 18:25:04,245 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 18:25:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 18:25:04,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 18:25:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:25:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:25:04,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:25:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 18:25:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:25:04,346 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:25:04,348 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:25:04,487 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:25:04,554 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:25:04,554 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 18:25:04,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:04 BoogieIcfgContainer [2022-12-14 18:25:04,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:25:04,557 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:25:04,558 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:25:04,565 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:25:04,565 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:04" (1/1) ... [2022-12-14 18:25:04,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:25:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:25:04,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-12-14 18:25:04,613 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-12-14 18:25:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:25:04,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:25:04,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:25:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:25:04,800 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 18:25:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:25:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-12-14 18:25:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-12-14 18:25:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:25:04,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:25:04,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:25:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:25:04,900 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 18:25:04,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:25:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-12-14 18:25:04,934 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-12-14 18:25:04,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:25:04,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:25:04,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:25:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:25:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:25:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:25:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-14 18:25:05,085 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-14 18:25:05,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:25:05,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:25:05,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:25:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:25:05,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:25:05,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:25:05,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-12-14 18:25:05,189 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-12-14 18:25:05,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 18:25:05,190 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2022-12-14 18:25:05,196 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-14 18:25:05,216 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:25:05,220 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:25:05,220 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:25:05,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:25:05 ImpRootNode [2022-12-14 18:25:05,221 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:25:05,222 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:25:05,222 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:25:05,222 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:25:05,222 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:04" (3/4) ... [2022-12-14 18:25:05,226 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 18:25:05,230 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 18:25:05,230 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 18:25:05,235 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-14 18:25:05,235 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 18:25:05,235 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 18:25:05,235 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 18:25:05,273 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 18:25:05,274 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:25:05,274 INFO L158 Benchmark]: Toolchain (without parser) took 2050.42ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 91.2MB in the beginning and 110.9MB in the end (delta: -19.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-12-14 18:25:05,275 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:25:05,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 900.07ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 90.5MB in the beginning and 130.9MB in the end (delta: -40.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2022-12-14 18:25:05,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.07ms. Allocated memory is still 180.4MB. Free memory was 130.9MB in the beginning and 127.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:25:05,276 INFO L158 Benchmark]: Boogie Preprocessor took 18.81ms. Allocated memory is still 180.4MB. Free memory was 127.6MB in the beginning and 126.7MB in the end (delta: 921.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:25:05,276 INFO L158 Benchmark]: RCFGBuilder took 373.72ms. Allocated memory is still 180.4MB. Free memory was 126.7MB in the beginning and 106.6MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 18:25:05,277 INFO L158 Benchmark]: CodeCheck took 663.60ms. Allocated memory is still 180.4MB. Free memory was 106.6MB in the beginning and 114.0MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:25:05,277 INFO L158 Benchmark]: Witness Printer took 52.11ms. Allocated memory is still 180.4MB. Free memory was 114.0MB in the beginning and 110.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:25:05,279 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, 24 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 84 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 26 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 238 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 52 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 4/4 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: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1559]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1559]: 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 - InvariantResult [Line: 1568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1591]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 900.07ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 90.5MB in the beginning and 130.9MB in the end (delta: -40.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.07ms. Allocated memory is still 180.4MB. Free memory was 130.9MB in the beginning and 127.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.81ms. Allocated memory is still 180.4MB. Free memory was 127.6MB in the beginning and 126.7MB in the end (delta: 921.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 373.72ms. Allocated memory is still 180.4MB. Free memory was 126.7MB in the beginning and 106.6MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 663.60ms. Allocated memory is still 180.4MB. Free memory was 106.6MB in the beginning and 114.0MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 52.11ms. Allocated memory is still 180.4MB. Free memory was 114.0MB in the beginning and 110.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 18:25:05,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0e13d2-538a-419f-9df2-0d1d3db69b3e/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