./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ --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 5b4c99d0b33a566b40cf4365ddd1611945e8961cf9631a2c233f1ae25de30e8d --- 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-6b4ec56 [2022-11-20 16:45:38,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:45:38,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:45:38,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:45:38,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:45:38,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:45:38,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:45:38,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:45:38,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:45:38,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:45:38,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:45:38,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:45:38,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:45:38,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:45:38,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:45:38,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:45:38,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:45:38,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:45:38,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:45:38,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:45:38,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:45:38,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:45:38,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:45:38,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:45:38,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:45:38,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:45:38,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:45:38,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:45:38,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:45:38,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:45:38,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:45:38,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:45:38,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:45:38,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:45:38,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:45:38,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:45:38,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:45:38,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:45:38,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:45:38,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:45:38,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:45:38,182 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:45:38,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:45:38,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:45:38,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:45:38,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:45:38,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:45:38,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:45:38,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:45:38,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:45:38,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:45:38,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:45:38,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:45:38,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:45:38,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:45:38,232 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:45:38,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:45:38,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:45:38,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:45:38,233 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:45:38,233 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:45:38,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:45:38,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:45:38,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:45:38,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:45:38,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:45:38,235 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:45:38,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:45:38,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:45:38,236 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_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b4c99d0b33a566b40cf4365ddd1611945e8961cf9631a2c233f1ae25de30e8d [2022-11-20 16:45:38,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:45:38,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:45:38,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:45:38,600 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:45:38,601 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:45:38,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-restricted-15/b.11.c [2022-11-20 16:45:41,660 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:45:41,906 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:45:41,907 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/sv-benchmarks/c/termination-restricted-15/b.11.c [2022-11-20 16:45:41,913 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/data/9c7976b50/17ba5bd0f85247ab8c1bd11ca632e9b3/FLAG101be111d [2022-11-20 16:45:41,928 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/data/9c7976b50/17ba5bd0f85247ab8c1bd11ca632e9b3 [2022-11-20 16:45:41,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:45:41,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:45:41,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:45:41,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:45:41,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:45:41,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:45:41" (1/1) ... [2022-11-20 16:45:41,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72fdba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:41, skipping insertion in model container [2022-11-20 16:45:41,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:45:41" (1/1) ... [2022-11-20 16:45:41,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:45:41,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:45:42,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:45:42,135 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:45:42,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:45:42,174 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:45:42,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42 WrapperNode [2022-11-20 16:45:42,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:45:42,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:45:42,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:45:42,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:45:42,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,204 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2022-11-20 16:45:42,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:45:42,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:45:42,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:45:42,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:45:42,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,225 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:45:42,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:45:42,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:45:42,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:45:42,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:45:42,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:45:42,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:45:42,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:45:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:45:42,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:45:42,398 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:45:42,400 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:45:42,555 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:45:42,569 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:45:42,570 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:45:42,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:42 BoogieIcfgContainer [2022-11-20 16:45:42,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:45:42,574 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:45:42,574 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:45:42,585 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:45:42,585 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:42" (1/1) ... [2022-11-20 16:45:42,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:45:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:42,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2022-11-20 16:45:42,652 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-11-20 16:45:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:45:42,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:42,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:42,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2022-11-20 16:45:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-11-20 16:45:42,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:45:42,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:42,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:43,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:43,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:43,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-11-20 16:45:43,149 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-11-20 16:45:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:45:43,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:43,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:43,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2022-11-20 16:45:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-11-20 16:45:43,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:45:43,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:43,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:43,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:43,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:43,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2022-11-20 16:45:43,753 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2022-11-20 16:45:43,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:45:43,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:43,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:43,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:44,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2022-11-20 16:45:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2022-11-20 16:45:44,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:45:44,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:44,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:44,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2022-11-20 16:45:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2022-11-20 16:45:44,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:45:44,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:44,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:44,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:44,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:44,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2022-11-20 16:45:44,814 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-11-20 16:45:44,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:45:44,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:44,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:44,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:45,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:45,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2022-11-20 16:45:45,459 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-11-20 16:45:45,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:45:45,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:45,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:46,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 95 transitions. [2022-11-20 16:45:46,979 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 95 transitions. [2022-11-20 16:45:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:45:46,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:46,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:47,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:48,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2022-11-20 16:45:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2022-11-20 16:45:48,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:45:48,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:48,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:49,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:49,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 81 states and 113 transitions. [2022-11-20 16:45:49,594 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2022-11-20 16:45:49,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:45:49,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:49,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:49,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:49,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 82 states and 114 transitions. [2022-11-20 16:45:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2022-11-20 16:45:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:45:49,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:49,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:50,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:50,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 84 states and 115 transitions. [2022-11-20 16:45:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 115 transitions. [2022-11-20 16:45:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:45:50,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:50,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:50,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 84 states and 114 transitions. [2022-11-20 16:45:51,211 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 114 transitions. [2022-11-20 16:45:51,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:45:51,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:51,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:52,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 93 states and 128 transitions. [2022-11-20 16:45:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2022-11-20 16:45:52,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:45:52,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:52,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:52,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:53,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 101 states and 143 transitions. [2022-11-20 16:45:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2022-11-20 16:45:53,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:45:53,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:53,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:53,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:55,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:55,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 106 states and 151 transitions. [2022-11-20 16:45:55,142 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 151 transitions. [2022-11-20 16:45:55,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:45:55,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:55,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 107 states and 152 transitions. [2022-11-20 16:45:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 152 transitions. [2022-11-20 16:45:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:45:55,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:55,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:55,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:55,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 108 states and 153 transitions. [2022-11-20 16:45:55,822 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2022-11-20 16:45:55,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:45:55,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:55,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:57,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 111 states and 160 transitions. [2022-11-20 16:45:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2022-11-20 16:45:57,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:45:57,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:57,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:57,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:57,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:57,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 114 states and 166 transitions. [2022-11-20 16:45:57,648 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 166 transitions. [2022-11-20 16:45:57,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:45:57,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:57,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:01,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:01,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 128 states and 192 transitions. [2022-11-20 16:46:01,037 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 192 transitions. [2022-11-20 16:46:01,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:46:01,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:01,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:01,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:01,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 130 states and 193 transitions. [2022-11-20 16:46:01,723 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 193 transitions. [2022-11-20 16:46:01,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:46:01,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:01,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:02,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:02,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 133 states and 196 transitions. [2022-11-20 16:46:02,754 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 196 transitions. [2022-11-20 16:46:02,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:46:02,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:02,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:02,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:03,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:03,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 136 states and 201 transitions. [2022-11-20 16:46:03,200 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 201 transitions. [2022-11-20 16:46:03,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:46:03,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:03,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:03,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:03,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:03,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 137 states and 204 transitions. [2022-11-20 16:46:03,469 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2022-11-20 16:46:03,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:46:03,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:03,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:03,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:46:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:04,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 138 states and 205 transitions. [2022-11-20 16:46:04,022 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 205 transitions. [2022-11-20 16:46:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:46:04,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:04,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:04,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 139 states and 208 transitions. [2022-11-20 16:46:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 208 transitions. [2022-11-20 16:46:04,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:46:04,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:04,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:04,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:46:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:04,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 141 states and 211 transitions. [2022-11-20 16:46:04,805 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 211 transitions. [2022-11-20 16:46:04,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:46:04,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:04,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:46:06,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:06,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 148 states and 219 transitions. [2022-11-20 16:46:06,322 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 219 transitions. [2022-11-20 16:46:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:46:06,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:06,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:46:06,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:06,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 148 states and 218 transitions. [2022-11-20 16:46:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 218 transitions. [2022-11-20 16:46:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:46:06,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:06,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:46:06,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:06,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 148 states and 217 transitions. [2022-11-20 16:46:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2022-11-20 16:46:06,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:46:06,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:06,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:06,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:09,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:09,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 151 states and 221 transitions. [2022-11-20 16:46:09,047 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 221 transitions. [2022-11-20 16:46:09,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:46:09,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:09,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:09,095 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:09,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:09,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 154 states and 227 transitions. [2022-11-20 16:46:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 227 transitions. [2022-11-20 16:46:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:46:09,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:09,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:46:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 154 states and 225 transitions. [2022-11-20 16:46:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 225 transitions. [2022-11-20 16:46:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:46:10,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:10,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:10,162 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:46:10,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:10,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 154 states and 224 transitions. [2022-11-20 16:46:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 224 transitions. [2022-11-20 16:46:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:46:10,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:10,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:10,394 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 156 states and 231 transitions. [2022-11-20 16:46:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2022-11-20 16:46:11,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:46:11,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:11,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:11,383 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:46:11,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:11,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 156 states and 229 transitions. [2022-11-20 16:46:11,417 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 229 transitions. [2022-11-20 16:46:11,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 16:46:11,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:11,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:11,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:11,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 157 states and 229 transitions. [2022-11-20 16:46:11,700 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 229 transitions. [2022-11-20 16:46:11,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:46:11,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:11,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:11,778 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:46:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 171 states and 246 transitions. [2022-11-20 16:46:16,351 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2022-11-20 16:46:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:46:16,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:16,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:16,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:16,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2022-11-20 16:46:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-11-20 16:46:16,824 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:46:16,824 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 42 iterations. [2022-11-20 16:46:16,832 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-20 16:46:17,406 INFO L560 CodeCheckObserver]: Invariant with dag size 24 [2022-11-20 16:46:17,418 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:46:17,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:46:17 ImpRootNode [2022-11-20 16:46:17,419 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:46:17,419 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:46:17,419 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:46:17,420 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:46:17,420 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:42" (3/4) ... [2022-11-20 16:46:17,423 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:46:17,434 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 16:46:17,434 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 16:46:17,434 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 16:46:17,475 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:46:17,476 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:46:17,477 INFO L158 Benchmark]: Toolchain (without parser) took 35543.88ms. Allocated memory was 134.2MB in the beginning and 310.4MB in the end (delta: 176.2MB). Free memory was 71.0MB in the beginning and 125.4MB in the end (delta: -54.5MB). Peak memory consumption was 122.9MB. Max. memory is 16.1GB. [2022-11-20 16:46:17,477 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 134.2MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:46:17,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.64ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 70.8MB in the beginning and 150.0MB in the end (delta: -79.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-20 16:46:17,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.22ms. Allocated memory is still 178.3MB. Free memory was 150.0MB in the beginning and 148.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:46:17,478 INFO L158 Benchmark]: Boogie Preprocessor took 32.57ms. Allocated memory is still 178.3MB. Free memory was 148.8MB in the beginning and 148.0MB in the end (delta: 785.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:46:17,479 INFO L158 Benchmark]: RCFGBuilder took 334.76ms. Allocated memory is still 178.3MB. Free memory was 148.0MB in the beginning and 136.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:46:17,480 INFO L158 Benchmark]: CodeCheck took 34844.85ms. Allocated memory was 178.3MB in the beginning and 310.4MB in the end (delta: 132.1MB). Free memory was 136.2MB in the beginning and 127.5MB in the end (delta: 8.7MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. [2022-11-20 16:46:17,480 INFO L158 Benchmark]: Witness Printer took 56.67ms. Allocated memory is still 310.4MB. Free memory was 127.5MB in the beginning and 125.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:46:17,483 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 1 procedures, 38 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 34.2s, OverallIterations: 42, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8229 SdHoareTripleChecker+Valid, 30.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7123 mSDsluCounter, 3454 SdHoareTripleChecker+Invalid, 25.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2246 mSDsCounter, 3142 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18570 IncrementalHoareTripleChecker+Invalid, 21712 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3142 mSolverCounterUnsat, 1208 mSDtfsCounter, 18570 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6581 GetRequests, 6037 SyntacticMatches, 120 SemanticMatches, 424 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89067 ImplicationChecksByTransitivity, 30.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 736 NumberOfCodeBlocks, 736 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 695 ConstructedInterpolants, 0 QuantifiedInterpolants, 2567 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 33 PerfectInterpolantSequences, 81/140 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: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: 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: 11]: Loop Invariant Derived loop invariant: ((((x <= 2147483647 && 0 <= x + 2147483648) && 0 <= y + 2147483648) && y <= 2147483647) || ((x <= 2147483647 && !(y <= 2147483647)) && !(x + 1 <= 0))) || ((2 + x <= 0 && 0 <= x + 2147483648) && !(0 <= y + 2147483648)) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 134.2MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.64ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 70.8MB in the beginning and 150.0MB in the end (delta: -79.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.22ms. Allocated memory is still 178.3MB. Free memory was 150.0MB in the beginning and 148.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.57ms. Allocated memory is still 178.3MB. Free memory was 148.8MB in the beginning and 148.0MB in the end (delta: 785.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 334.76ms. Allocated memory is still 178.3MB. Free memory was 148.0MB in the beginning and 136.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 34844.85ms. Allocated memory was 178.3MB in the beginning and 310.4MB in the end (delta: 132.1MB). Free memory was 136.2MB in the beginning and 127.5MB in the end (delta: 8.7MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. * Witness Printer took 56.67ms. Allocated memory is still 310.4MB. Free memory was 127.5MB in the beginning and 125.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:46:17,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a551855-a32d-415b-ba97-09a3ff590a77/bin/ukojak-pZX7IvK2PQ/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