./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/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_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/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 64bit --witnessprinter.graph.data.programhash 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 --- 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 16:31:17,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:17,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:17,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:17,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:17,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:17,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:17,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:17,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:17,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:17,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:17,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:17,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:17,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:17,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:17,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:17,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:17,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:17,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:17,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:17,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:17,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:17,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:17,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:17,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:17,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:17,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:17,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:17,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:17,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:17,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:17,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:17,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:17,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:17,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:17,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:17,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:17,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:17,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:17,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:17,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:17,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:31:18,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:18,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:18,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:18,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:18,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:18,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:18,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:18,022 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:31:18,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:31:18,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:18,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:18,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:18,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:18,025 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:31:18,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:18,025 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:18,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:18,025 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:18,026 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:18,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:18,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:18,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:18,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:18,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:18,027 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:31:18,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:31:18,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:18,028 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_8305b32d-e0ef-46a2-97b3-2a2930281319/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 [2022-10-17 16:31:18,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:18,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:18,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:18,368 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:18,369 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:18,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2022-10-17 16:31:18,445 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/data/f9e0f5a98/d0ceaf154cf344c2be92d480205d4361/FLAG4abbcba77 [2022-10-17 16:31:18,943 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:18,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2022-10-17 16:31:18,949 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/data/f9e0f5a98/d0ceaf154cf344c2be92d480205d4361/FLAG4abbcba77 [2022-10-17 16:31:19,313 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/data/f9e0f5a98/d0ceaf154cf344c2be92d480205d4361 [2022-10-17 16:31:19,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:19,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:19,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:19,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:19,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:19,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae40276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19, skipping insertion in model container [2022-10-17 16:31:19,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:19,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:19,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:19,542 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:19,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:19,571 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:19,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19 WrapperNode [2022-10-17 16:31:19,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:19,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:19,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:19,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:19,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,607 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2022-10-17 16:31:19,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:19,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:19,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:19,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:19,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,633 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:19,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:19,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:19,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:19,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:19,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:19,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:19,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:19,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:19,791 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:19,793 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:19,897 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:31:19,921 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:31:19,921 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:31:19,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:19 BoogieIcfgContainer [2022-10-17 16:31:19,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:31:19,931 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:31:19,931 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:31:19,944 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:31:19,944 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:19" (1/1) ... [2022-10-17 16:31:19,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:31:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2022-10-17 16:31:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2022-10-17 16:31:20,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:31:20,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:20,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,174 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 16:31:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:20,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-10-17 16:31:20,242 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-10-17 16:31:20,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:31:20,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:20,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,284 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 16:31:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:20,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-10-17 16:31:20,318 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-10-17 16:31:20,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:31:20,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:20,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:20,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2022-10-17 16:31:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2022-10-17 16:31:20,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:31:20,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:20,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,850 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 16:31:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2022-10-17 16:31:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-10-17 16:31:21,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:31:21,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:21,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:21,270 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 16:31:21,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2022-10-17 16:31:21,319 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2022-10-17 16:31:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:31:21,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:21,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:21,356 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 16:31:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:21,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2022-10-17 16:31:21,377 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-10-17 16:31:21,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:31:21,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:21,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:21,409 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 16:31:21,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:21,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2022-10-17 16:31:21,438 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2022-10-17 16:31:21,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:31:21,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:21,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:21,466 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 16:31:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2022-10-17 16:31:21,503 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2022-10-17 16:31:21,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:31:21,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:21,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:22,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:22,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2022-10-17 16:31:22,102 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2022-10-17 16:31:22,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:31:22,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:22,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:22,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:22,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2022-10-17 16:31:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2022-10-17 16:31:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:31:22,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:22,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:23,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:23,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2022-10-17 16:31:23,145 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2022-10-17 16:31:23,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:31:23,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:23,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:23,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2022-10-17 16:31:23,594 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2022-10-17 16:31:23,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:31:23,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:23,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:31:24,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2022-10-17 16:31:24,161 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2022-10-17 16:31:24,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:31:24,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:24,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:24,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:31:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2022-10-17 16:31:24,484 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2022-10-17 16:31:24,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:31:24,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:24,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:24,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:31:25,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-10-17 16:31:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-10-17 16:31:25,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:25,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:25,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:25,327 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:31:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2022-10-17 16:31:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-10-17 16:31:25,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:25,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:25,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:25,457 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:31:25,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2022-10-17 16:31:25,569 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2022-10-17 16:31:25,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:31:25,569 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-10-17 16:31:25,578 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-10-17 16:31:25,673 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2022-10-17 16:31:25,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:31:25 ImpRootNode [2022-10-17 16:31:25,685 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:31:25,686 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:31:25,686 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:31:25,687 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:31:25,687 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:19" (3/4) ... [2022-10-17 16:31:25,691 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:31:25,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-10-17 16:31:25,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:31:25,701 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:31:25,755 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:31:25,756 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:31:25,757 INFO L158 Benchmark]: Toolchain (without parser) took 6439.16ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 79.8MB in the beginning and 82.2MB in the end (delta: -2.4MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2022-10-17 16:31:25,757 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 109.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:25,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.91ms. Allocated memory is still 109.1MB. Free memory was 79.8MB in the beginning and 83.3MB in the end (delta: -3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:31:25,758 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.05ms. Allocated memory is still 109.1MB. Free memory was 83.3MB in the beginning and 81.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:25,763 INFO L158 Benchmark]: Boogie Preprocessor took 26.71ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 80.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:31:25,764 INFO L158 Benchmark]: RCFGBuilder took 291.79ms. Allocated memory is still 109.1MB. Free memory was 80.9MB in the beginning and 70.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:31:25,764 INFO L158 Benchmark]: CodeCheck took 5754.45ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 70.9MB in the beginning and 84.3MB in the end (delta: -13.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2022-10-17 16:31:25,765 INFO L158 Benchmark]: Witness Printer took 69.73ms. Allocated memory is still 151.0MB. Free memory was 84.3MB in the beginning and 82.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:31:25,768 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, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 936 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 847 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 523 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2962 IncrementalHoareTripleChecker+Invalid, 3485 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 523 mSolverCounterUnsat, 68 mSDtfsCounter, 2962 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1499 GetRequests, 1357 SyntacticMatches, 10 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7410 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 606 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 10 PerfectInterpolantSequences, 23/50 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: (((!(q <= 2147483647) && q <= y + 2147483644) && y <= 2147483647) || ((!(q <= 2147483647) && q + y <= 2147483646) && 0 <= y + 2147483648)) || ((0 <= y + 2147483648 && y <= 2147483647) && q <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82ms. Allocated memory is still 109.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.91ms. Allocated memory is still 109.1MB. Free memory was 79.8MB in the beginning and 83.3MB in the end (delta: -3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.05ms. Allocated memory is still 109.1MB. Free memory was 83.3MB in the beginning and 81.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.71ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 80.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 291.79ms. Allocated memory is still 109.1MB. Free memory was 80.9MB in the beginning and 70.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 5754.45ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 70.9MB in the beginning and 84.3MB in the end (delta: -13.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Witness Printer took 69.73ms. Allocated memory is still 151.0MB. Free memory was 84.3MB in the beginning and 82.2MB 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! [2022-10-17 16:31:25,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8305b32d-e0ef-46a2-97b3-2a2930281319/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