./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/byte_add-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/byte_add-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB --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 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 --- 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-dbf71c6-m [2022-10-17 16:44:52,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:52,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:52,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:52,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:52,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:52,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:52,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:52,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:52,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:52,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:52,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:52,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:52,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:52,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:52,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:52,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:52,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:52,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:52,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:52,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:52,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:52,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:52,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:52,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:52,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:52,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:52,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:52,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:52,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:52,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:52,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:52,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:52,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:52,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:52,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:52,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:52,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:52,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:52,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:52,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:52,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:44:52,242 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:52,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:52,244 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:52,244 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:52,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:52,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:52,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:52,246 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:52,246 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:44:52,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:52,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:52,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:52,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:52,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:52,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:52,249 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:44:52,249 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:52,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:52,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:52,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:52,250 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:52,251 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:52,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:52,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:52,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:52,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:52,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:52,254 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:52,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:52,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:52,255 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_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 [2022-10-17 16:44:52,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:52,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:52,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:52,578 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:52,579 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:52,580 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/bitvector/byte_add-1.i [2022-10-17 16:44:52,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/data/0a9a593fa/a8fba040b32849c8a0f5f8197745f967/FLAG2367362a2 [2022-10-17 16:44:53,205 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:53,206 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/sv-benchmarks/c/bitvector/byte_add-1.i [2022-10-17 16:44:53,221 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/data/0a9a593fa/a8fba040b32849c8a0f5f8197745f967/FLAG2367362a2 [2022-10-17 16:44:53,534 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/data/0a9a593fa/a8fba040b32849c8a0f5f8197745f967 [2022-10-17 16:44:53,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:53,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:53,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:53,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:53,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:53,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:53" (1/1) ... [2022-10-17 16:44:53,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69595753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:53, skipping insertion in model container [2022-10-17 16:44:53,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:53" (1/1) ... [2022-10-17 16:44:53,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:53,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:53,850 WARN L230 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_8bffb60c-2a60-458f-9ef1-73be629fe958/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2022-10-17 16:44:53,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:53,958 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:53,970 WARN L230 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_8bffb60c-2a60-458f-9ef1-73be629fe958/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2022-10-17 16:44:54,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:54,039 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:54,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54 WrapperNode [2022-10-17 16:44:54,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:54,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:54,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:54,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:54,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,144 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 182 [2022-10-17 16:44:54,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:54,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:54,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:54,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:54,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,224 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:54,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:54,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:54,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:54,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:54" (1/1) ... [2022-10-17 16:44:54,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:54,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:54,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:54,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:54,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:54,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:54,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:54,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:54,453 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:54,456 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:55,265 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:55,833 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:55,833 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:44:55,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:55 BoogieIcfgContainer [2022-10-17 16:44:55,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:55,839 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:55,839 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:55,853 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:55,853 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:55" (1/1) ... [2022-10-17 16:44:55,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:55,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2022-10-17 16:44:55,969 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2022-10-17 16:44:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:44:55,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:55,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2022-10-17 16:44:56,210 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2022-10-17 16:44:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:44:56,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2022-10-17 16:44:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2022-10-17 16:44:56,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:44:56,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2022-10-17 16:44:56,313 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2022-10-17 16:44:56,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:44:56,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2022-10-17 16:44:56,356 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2022-10-17 16:44:56,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:44:56,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2022-10-17 16:44:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2022-10-17 16:44:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:44:56,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 89 states and 106 transitions. [2022-10-17 16:44:56,462 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2022-10-17 16:44:56,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:44:56,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2022-10-17 16:44:56,501 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2022-10-17 16:44:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:44:56,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2022-10-17 16:44:56,547 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2022-10-17 16:44:56,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:44:56,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2022-10-17 16:44:56,598 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2022-10-17 16:44:56,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:44:56,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2022-10-17 16:44:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2022-10-17 16:44:56,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:44:56,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2022-10-17 16:44:56,709 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2022-10-17 16:44:56,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:44:56,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2022-10-17 16:44:56,785 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2022-10-17 16:44:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:44:56,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2022-10-17 16:44:56,841 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2022-10-17 16:44:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:44:56,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2022-10-17 16:44:56,885 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2022-10-17 16:44:56,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:56,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2022-10-17 16:44:56,923 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2022-10-17 16:44:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:56,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2022-10-17 16:44:56,976 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2022-10-17 16:44:56,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:56,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2022-10-17 16:44:57,006 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2022-10-17 16:44:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:57,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2022-10-17 16:44:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2022-10-17 16:44:57,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:57,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2022-10-17 16:44:57,068 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2022-10-17 16:44:57,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:57,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2022-10-17 16:44:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2022-10-17 16:44:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:57,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2022-10-17 16:44:57,117 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2022-10-17 16:44:57,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:57,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2022-10-17 16:44:57,158 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2022-10-17 16:44:57,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:57,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2022-10-17 16:44:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2022-10-17 16:44:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:57,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2022-10-17 16:44:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2022-10-17 16:44:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:57,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 70 states and 87 transitions. [2022-10-17 16:44:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2022-10-17 16:44:57,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:57,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2022-10-17 16:44:57,294 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2022-10-17 16:44:57,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:57,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 85 transitions. [2022-10-17 16:44:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2022-10-17 16:44:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:44:57,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2022-10-17 16:44:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2022-10-17 16:44:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:44:57,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2022-10-17 16:44:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2022-10-17 16:44:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:44:57,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2022-10-17 16:44:57,438 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2022-10-17 16:44:57,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:44:57,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2022-10-17 16:44:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2022-10-17 16:44:57,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:44:57,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2022-10-17 16:44:57,477 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2022-10-17 16:44:57,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:44:57,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2022-10-17 16:44:57,495 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2022-10-17 16:44:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:44:57,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2022-10-17 16:44:57,513 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2022-10-17 16:44:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:44:57,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2022-10-17 16:44:57,529 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-10-17 16:44:57,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:44:57,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2022-10-17 16:44:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-10-17 16:44:57,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:44:57,546 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2022-10-17 16:44:57,555 INFO L754 CodeCheckObserver]: All specifications hold 36 specifications checked. All of them hold [2022-10-17 16:44:57,616 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:57,621 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:57,621 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:57,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:44:57 ImpRootNode [2022-10-17 16:44:57,622 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:44:57,623 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:44:57,623 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:44:57,623 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:44:57,624 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:55" (3/4) ... [2022-10-17 16:44:57,627 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:44:57,642 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2022-10-17 16:44:57,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-10-17 16:44:57,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-10-17 16:44:57,644 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:44:57,715 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:44:57,715 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:44:57,716 INFO L158 Benchmark]: Toolchain (without parser) took 4173.30ms. Allocated memory was 111.1MB in the beginning and 184.5MB in the end (delta: 73.4MB). Free memory was 48.4MB in the beginning and 84.9MB in the end (delta: -36.4MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2022-10-17 16:44:57,716 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:57,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 497.28ms. Allocated memory is still 111.1MB. Free memory was 48.3MB in the beginning and 85.4MB in the end (delta: -37.1MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-10-17 16:44:57,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.25ms. Allocated memory is still 111.1MB. Free memory was 85.4MB in the beginning and 77.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:44:57,718 INFO L158 Benchmark]: Boogie Preprocessor took 101.27ms. Allocated memory is still 111.1MB. Free memory was 77.0MB in the beginning and 72.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:44:57,718 INFO L158 Benchmark]: RCFGBuilder took 1589.32ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 72.3MB in the beginning and 99.2MB in the end (delta: -26.9MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2022-10-17 16:44:57,719 INFO L158 Benchmark]: CodeCheck took 1783.39ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 99.2MB in the beginning and 90.2MB in the end (delta: 9.1MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2022-10-17 16:44:57,719 INFO L158 Benchmark]: Witness Printer took 92.68ms. Allocated memory is still 184.5MB. Free memory was 90.2MB in the beginning and 84.9MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:44:57,721 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, 95 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3708 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1547 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 154 IncrementalHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 1547 mSDtfsCounter, 154 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2510 GetRequests, 2510 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 314 ConstructedInterpolants, 0 QuantifiedInterpolants, 314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 36 PerfectInterpolantSequences, 0/0 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: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 70]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 70]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 497.28ms. Allocated memory is still 111.1MB. Free memory was 48.3MB in the beginning and 85.4MB in the end (delta: -37.1MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.25ms. Allocated memory is still 111.1MB. Free memory was 85.4MB in the beginning and 77.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.27ms. Allocated memory is still 111.1MB. Free memory was 77.0MB in the beginning and 72.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1589.32ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 72.3MB in the beginning and 99.2MB in the end (delta: -26.9MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * CodeCheck took 1783.39ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 99.2MB in the beginning and 90.2MB in the end (delta: 9.1MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Witness Printer took 92.68ms. Allocated memory is still 184.5MB. Free memory was 90.2MB in the beginning and 84.9MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:44:57,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bffb60c-2a60-458f-9ef1-73be629fe958/bin/ukojak-92XMlrwhuB/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