./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test24-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/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_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test24-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 --- 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 16:48:05,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:05,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:05,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:05,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:05,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:05,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:05,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:05,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:05,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:05,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:05,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:05,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:05,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:05,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:05,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:05,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:05,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:05,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:05,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:05,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:05,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:05,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:05,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:05,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:05,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:05,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:05,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:05,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:05,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:05,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:05,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:05,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:05,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:05,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:05,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:05,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:05,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:05,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:05,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:05,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:05,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:48:05,609 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:05,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:05,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:05,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:05,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:05,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:05,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:05,613 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:48:05,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:05,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:48:05,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:05,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:05,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:05,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:05,615 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:48:05,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:05,615 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:05,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:05,616 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:05,632 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:05,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:05,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:05,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:05,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:05,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:05,633 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:05,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:05,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:05,635 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_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 [2022-10-17 16:48:05,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:05,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:05,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:05,937 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:05,937 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:05,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-regression/test24-1.c [2022-10-17 16:48:06,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/data/3042f5c67/6dbaca1cf82f414e85196d3e72ad8968/FLAG4969c11dc [2022-10-17 16:48:06,531 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:06,532 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/sv-benchmarks/c/ldv-regression/test24-1.c [2022-10-17 16:48:06,538 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/data/3042f5c67/6dbaca1cf82f414e85196d3e72ad8968/FLAG4969c11dc [2022-10-17 16:48:06,922 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/data/3042f5c67/6dbaca1cf82f414e85196d3e72ad8968 [2022-10-17 16:48:06,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:06,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:06,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:06,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:06,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:06,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:06" (1/1) ... [2022-10-17 16:48:06,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f8ddf95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:06, skipping insertion in model container [2022-10-17 16:48:06,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:06" (1/1) ... [2022-10-17 16:48:06,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:06,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:48:07,152 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_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/sv-benchmarks/c/ldv-regression/test24-1.c[704,717] [2022-10-17 16:48:07,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:07,162 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:48:07,178 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_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/sv-benchmarks/c/ldv-regression/test24-1.c[704,717] [2022-10-17 16:48:07,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:07,192 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:48:07,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07 WrapperNode [2022-10-17 16:48:07,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:07,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:07,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:48:07,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:48:07,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,227 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2022-10-17 16:48:07,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:07,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:48:07,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:48:07,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:48:07,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,250 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:48:07,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:48:07,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:48:07,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:48:07,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:07,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:48:07,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:48:07,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:48:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:48:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:48:07,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:48:07,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:48:07,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:48:07,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:48:07,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:48:07,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:48:07,399 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:48:07,401 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:07,529 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:07,552 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:07,552 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:48:07,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:07 BoogieIcfgContainer [2022-10-17 16:48:07,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:07,555 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:07,556 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:07,571 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:07,571 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:07" (1/1) ... [2022-10-17 16:48:07,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:07,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:07,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2022-10-17 16:48:07,635 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-10-17 16:48:07,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:48:07,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:07,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:07,793 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 16:48:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:07,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2022-10-17 16:48:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2022-10-17 16:48:07,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:48:07,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:07,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:08,340 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 16:48:08,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:08,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2022-10-17 16:48:08,425 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2022-10-17 16:48:08,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:48:08,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:08,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:08,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:08,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2022-10-17 16:48:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2022-10-17 16:48:08,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:48:08,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:08,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:09,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2022-10-17 16:48:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2022-10-17 16:48:09,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:48:09,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:10,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:10,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:10,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2022-10-17 16:48:10,575 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2022-10-17 16:48:10,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:48:10,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:10,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:10,849 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-10-17 16:48:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:48:11,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:48:11,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:11,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:11,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:11,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:11,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2022-10-17 16:48:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2022-10-17 16:48:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:48:11,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:11,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:12,041 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:12,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:48:12,434 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:48:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:48:12,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:12,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:12,656 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-10-17 16:48:13,134 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-10-17 16:48:13,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:48:13,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:13,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:13,325 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2022-10-17 16:48:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2022-10-17 16:48:13,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:48:13,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:13,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-10-17 16:48:14,558 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-10-17 16:48:14,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:48:14,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:14,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:15,511 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-10-17 16:48:21,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:21,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2022-10-17 16:48:21,626 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2022-10-17 16:48:21,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:48:21,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:21,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:22,352 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 135 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2022-10-17 16:48:23,002 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2022-10-17 16:48:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:48:23,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,647 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 147 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2022-10-17 16:48:24,256 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2022-10-17 16:48:24,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:48:24,257 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-10-17 16:48:24,266 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:48:24,468 INFO L560 CodeCheckObserver]: Invariant with dag size 68 [2022-10-17 16:48:24,494 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-10-17 16:48:24,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:48:24,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:48:24 ImpRootNode [2022-10-17 16:48:24,496 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:48:24,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:48:24,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:48:24,497 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:48:24,497 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:07" (3/4) ... [2022-10-17 16:48:24,500 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:48:24,509 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-10-17 16:48:24,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-10-17 16:48:24,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-10-17 16:48:24,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:48:24,556 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:48:24,556 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:48:24,557 INFO L158 Benchmark]: Toolchain (without parser) took 17629.68ms. Allocated memory was 94.4MB in the beginning and 207.6MB in the end (delta: 113.2MB). Free memory was 71.9MB in the beginning and 108.2MB in the end (delta: -36.3MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2022-10-17 16:48:24,558 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory was 67.6MB in the beginning and 67.6MB in the end (delta: 43.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:48:24,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.57ms. Allocated memory is still 94.4MB. Free memory was 71.7MB in the beginning and 68.5MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:48:24,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.63ms. Allocated memory is still 94.4MB. Free memory was 68.3MB in the beginning and 67.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:48:24,560 INFO L158 Benchmark]: Boogie Preprocessor took 24.46ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 65.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:48:24,561 INFO L158 Benchmark]: RCFGBuilder took 301.14ms. Allocated memory is still 94.4MB. Free memory was 65.7MB in the beginning and 54.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:48:24,562 INFO L158 Benchmark]: CodeCheck took 16940.30ms. Allocated memory was 94.4MB in the beginning and 207.6MB in the end (delta: 113.2MB). Free memory was 54.5MB in the beginning and 111.3MB in the end (delta: -56.8MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2022-10-17 16:48:24,562 INFO L158 Benchmark]: Witness Printer took 60.41ms. Allocated memory is still 207.6MB. Free memory was 111.3MB in the beginning and 108.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:48:24,566 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, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.7s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 426 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 202 mSDsluCounter, 112 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 677 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2069 IncrementalHoareTripleChecker+Invalid, 2746 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 677 mSolverCounterUnsat, 112 mSDtfsCounter, 2069 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2380 GetRequests, 2044 SyntacticMatches, 104 SemanticMatches, 232 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30349 ImplicationChecksByTransitivity, 12.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 243 ConstructedInterpolants, 0 QuantifiedInterpolants, 2015 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 363/778 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: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((((((((!(i + 10 <= unknown-#memory_int-unknown[pa][pa]) && 9 + i <= unknown-#memory_int-unknown[pa][pa]) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa]) || ((!(i + 1 <= unknown-#memory_int-unknown[pa][pa]) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa]) && i * 8 <= 8 * unknown-#memory_int-unknown[pa][pa])) || ((!(7 + i <= unknown-#memory_int-unknown[pa][pa]) && 6 + i <= unknown-#memory_int-unknown[pa][pa]) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa])) || ((i + 4 <= unknown-#memory_int-unknown[pa][pa] && !(5 + i <= unknown-#memory_int-unknown[pa][pa])) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa])) || ((5 + i <= unknown-#memory_int-unknown[pa][pa] && !(6 + i <= unknown-#memory_int-unknown[pa][pa])) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa])) || ((3 + i <= unknown-#memory_int-unknown[pa][pa] && !(i + 4 <= unknown-#memory_int-unknown[pa][pa])) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa])) || ((2 + i <= unknown-#memory_int-unknown[pa][pa] && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa]) && !(3 + i <= unknown-#memory_int-unknown[pa][pa]))) || ((!(i + 8 <= unknown-#memory_int-unknown[pa][pa]) && 7 + i <= unknown-#memory_int-unknown[pa][pa]) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa])) || ((i + 1 <= unknown-#memory_int-unknown[pa][pa] && !(2 + i <= unknown-#memory_int-unknown[pa][pa])) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa])) || (i + 10 == unknown-#memory_int-unknown[pa][pa] && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa])) || ((!(9 + i <= unknown-#memory_int-unknown[pa][pa]) && i + 8 <= unknown-#memory_int-unknown[pa][pa]) && unknown-#memory_int-unknown[ad1][8 * unknown-#memory_int-unknown[pa][pa] + ad1] == unknown-#memory_int-unknown[pa][pa]) - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: unknown-#memory_int-unknown[ad1][i * 8 + ad1] == i - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory was 67.6MB in the beginning and 67.6MB in the end (delta: 43.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.57ms. Allocated memory is still 94.4MB. Free memory was 71.7MB in the beginning and 68.5MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.63ms. Allocated memory is still 94.4MB. Free memory was 68.3MB in the beginning and 67.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.46ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 65.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 301.14ms. Allocated memory is still 94.4MB. Free memory was 65.7MB in the beginning and 54.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 16940.30ms. Allocated memory was 94.4MB in the beginning and 207.6MB in the end (delta: 113.2MB). Free memory was 54.5MB in the beginning and 111.3MB in the end (delta: -56.8MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Witness Printer took 60.41ms. Allocated memory is still 207.6MB. Free memory was 111.3MB in the beginning and 108.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:48:24,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fb1df8d-376f-4cdb-b0b4-785d2c6131f8/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