./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_2x3-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/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_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_2x3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/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 32bit --witnessprinter.graph.data.programhash b2c85aee86c4b142223e11d6ae03fc30f95f303d54efdd7315c1aab75b140c6a --- 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 02:11:09,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:11:09,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:11:09,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:11:09,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:11:09,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:11:09,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:11:09,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:11:09,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:11:09,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:11:09,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:11:09,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:11:09,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:11:09,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:11:09,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:11:09,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:11:09,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:11:09,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:11:09,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:11:09,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:11:09,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:11:09,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:11:09,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:11:09,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:11:09,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:11:09,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:11:09,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:11:09,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:11:09,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:11:09,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:11:09,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:11:09,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:11:09,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:11:09,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:11:09,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:11:09,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:11:09,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:11:09,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:11:09,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:11:09,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:11:09,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:11:09,276 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 02:11:09,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:11:09,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:11:09,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:11:09,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:11:09,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:11:09,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:11:09,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:11:09,300 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:11:09,300 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:11:09,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:11:09,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:11:09,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:11:09,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:11:09,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:11:09,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:11:09,301 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:11:09,302 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:11:09,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:11:09,302 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:11:09,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:11:09,302 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:11:09,302 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:11:09,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:11:09,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:11:09,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:11:09,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:11:09,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:11:09,303 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:11:09,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:11:09,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:11:09,303 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_19095657-5815-4adb-92a1-f273ded63614/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c85aee86c4b142223e11d6ae03fc30f95f303d54efdd7315c1aab75b140c6a [2022-12-15 02:11:09,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:11:09,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:11:09,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:11:09,492 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:11:09,492 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:11:09,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/recursive-simple/sum_2x3-1.c [2022-12-15 02:11:12,107 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:11:12,262 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:11:12,262 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/sv-benchmarks/c/recursive-simple/sum_2x3-1.c [2022-12-15 02:11:12,266 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/data/0784c1faa/954e62e2fdbb42a1ab1728049680c3cf/FLAG32bdbf82f [2022-12-15 02:11:12,279 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/data/0784c1faa/954e62e2fdbb42a1ab1728049680c3cf [2022-12-15 02:11:12,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:11:12,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:11:12,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:11:12,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:11:12,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:11:12,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a915e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12, skipping insertion in model container [2022-12-15 02:11:12,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:11:12,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:11:12,434 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/sv-benchmarks/c/recursive-simple/sum_2x3-1.c[479,492] [2022-12-15 02:11:12,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:11:12,444 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:11:12,456 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/sv-benchmarks/c/recursive-simple/sum_2x3-1.c[479,492] [2022-12-15 02:11:12,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:11:12,466 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:11:12,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12 WrapperNode [2022-12-15 02:11:12,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:11:12,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:11:12,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:11:12,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:11:12,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,490 INFO L138 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-12-15 02:11:12,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:11:12,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:11:12,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:11:12,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:11:12,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,504 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:11:12,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:11:12,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:11:12,507 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:11:12,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:11:12,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:11:12,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:11:12,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:11:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:11:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:11:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:11:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-12-15 02:11:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-12-15 02:11:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:11:12,620 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:11:12,622 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:11:12,707 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:11:12,724 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:11:12,724 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:11:12,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:11:12 BoogieIcfgContainer [2022-12-15 02:11:12,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:11:12,727 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:11:12,727 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:11:12,734 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:11:12,735 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:11:12" (1/1) ... [2022-12-15 02:11:12,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:11:12,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:12,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2022-12-15 02:11:12,786 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-12-15 02:11:12,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:11:12,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:12,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:12,978 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 02:11:13,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:13,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 30 transitions. [2022-12-15 02:11:13,053 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2022-12-15 02:11:13,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:11:13,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:13,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:13,109 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 02:11:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:13,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 31 transitions. [2022-12-15 02:11:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2022-12-15 02:11:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:11:13,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:13,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:13,178 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 02:11:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:13,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 32 transitions. [2022-12-15 02:11:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2022-12-15 02:11:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:11:13,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:13,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:13,266 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 02:11:13,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:13,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 39 transitions. [2022-12-15 02:11:13,495 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-12-15 02:11:13,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:11:13,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:13,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:13,522 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 02:11:13,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 40 transitions. [2022-12-15 02:11:13,534 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-12-15 02:11:13,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:11:13,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:13,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:13,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:13,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:13,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 47 transitions. [2022-12-15 02:11:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-12-15 02:11:13,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:11:13,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:13,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:13,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:11:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 46 transitions. [2022-12-15 02:11:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-12-15 02:11:13,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:11:13,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:13,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:14,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 51 transitions. [2022-12-15 02:11:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-15 02:11:14,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:11:14,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:14,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 61 transitions. [2022-12-15 02:11:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2022-12-15 02:11:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:11:14,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:14,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:15,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:15,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 70 transitions. [2022-12-15 02:11:15,086 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-12-15 02:11:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:11:15,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:15,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:15,204 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:15,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 82 transitions. [2022-12-15 02:11:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-12-15 02:11:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:11:15,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:15,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:15,887 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:16,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 66 states and 91 transitions. [2022-12-15 02:11:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2022-12-15 02:11:16,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:11:16,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:16,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:16,377 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 30 transitions. [2022-12-15 02:11:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2022-12-15 02:11:16,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:11:16,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:16,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 02:11:16,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:16,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 29 transitions. [2022-12-15 02:11:16,715 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2022-12-15 02:11:16,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:11:16,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:16,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:16,736 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 02:11:16,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:16,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 28 transitions. [2022-12-15 02:11:16,749 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2022-12-15 02:11:16,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:11:16,750 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2022-12-15 02:11:16,757 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 02:11:16,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:11:16 ImpRootNode [2022-12-15 02:11:16,830 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:11:16,830 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:11:16,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:11:16,831 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:11:16,831 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:11:12" (3/4) ... [2022-12-15 02:11:16,834 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:11:16,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sum [2022-12-15 02:11:16,842 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-12-15 02:11:16,842 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 02:11:16,842 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-15 02:11:16,842 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:11:16,870 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:11:16,870 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:11:16,871 INFO L158 Benchmark]: Toolchain (without parser) took 4588.35ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 78.9MB in the beginning and 36.5MB in the end (delta: 42.4MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2022-12-15 02:11:16,871 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:11:16,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.17ms. Allocated memory is still 119.5MB. Free memory was 78.6MB in the beginning and 68.8MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:11:16,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.08ms. Allocated memory is still 119.5MB. Free memory was 68.8MB in the beginning and 67.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:11:16,872 INFO L158 Benchmark]: Boogie Preprocessor took 14.93ms. Allocated memory is still 119.5MB. Free memory was 67.6MB in the beginning and 66.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:11:16,872 INFO L158 Benchmark]: RCFGBuilder took 219.52ms. Allocated memory is still 119.5MB. Free memory was 66.4MB in the beginning and 55.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:11:16,872 INFO L158 Benchmark]: CodeCheck took 4102.98ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 55.9MB in the beginning and 39.7MB in the end (delta: 16.2MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2022-12-15 02:11:16,873 INFO L158 Benchmark]: Witness Printer took 39.93ms. Allocated memory is still 144.7MB. Free memory was 39.7MB in the beginning and 36.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:11:16,874 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 2 procedures, 26 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 694 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 498 mSDsluCounter, 184 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 450 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2074 IncrementalHoareTripleChecker+Invalid, 2524 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 450 mSolverCounterUnsat, 180 mSDtfsCounter, 2074 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1612 GetRequests, 1463 SyntacticMatches, 15 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7563 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 202 ConstructedInterpolants, 0 QuantifiedInterpolants, 530 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 43/93 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: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.17ms. Allocated memory is still 119.5MB. Free memory was 78.6MB in the beginning and 68.8MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.08ms. Allocated memory is still 119.5MB. Free memory was 68.8MB in the beginning and 67.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.93ms. Allocated memory is still 119.5MB. Free memory was 67.6MB in the beginning and 66.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 219.52ms. Allocated memory is still 119.5MB. Free memory was 66.4MB in the beginning and 55.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 4102.98ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 55.9MB in the beginning and 39.7MB in the end (delta: 16.2MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Witness Printer took 39.93ms. Allocated memory is still 144.7MB. Free memory was 39.7MB in the beginning and 36.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:11:16,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19095657-5815-4adb-92a1-f273ded63614/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