./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/hostid.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de0fc62ae58e6d221c3194714bc6cea21909b72dd1b37b4566b87d84683f34c8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:36:22,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:36:22,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:36:22,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:36:22,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:36:22,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:36:22,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:36:22,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:36:22,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:36:22,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:36:22,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:36:22,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:36:22,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:36:23,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:36:23,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:36:23,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:36:23,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:36:23,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:36:23,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:36:23,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:36:23,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:36:23,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:36:23,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:36:23,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:36:23,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:36:23,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:36:23,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:36:23,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:36:23,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:36:23,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:36:23,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:36:23,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:36:23,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:36:23,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:36:23,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:36:23,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:36:23,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:36:23,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:36:23,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:36:23,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:36:23,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:36:23,050 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:36:23,081 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:36:23,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:36:23,083 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:36:23,083 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:36:23,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:36:23,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:36:23,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:36:23,084 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:36:23,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:36:23,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:36:23,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:36:23,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:36:23,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:36:23,087 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:36:23,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:36:23,087 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:36:23,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:36:23,087 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:36:23,087 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:36:23,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:36:23,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:23,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:36:23,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:36:23,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:36:23,089 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:36:23,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:36:23,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:36:23,089 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_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de0fc62ae58e6d221c3194714bc6cea21909b72dd1b37b4566b87d84683f34c8 [2022-11-20 17:36:23,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:36:23,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:36:23,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:36:23,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:36:23,396 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:36:23,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/busybox-1.22.0/hostid.i [2022-11-20 17:36:26,354 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:36:26,742 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:36:26,743 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/sv-benchmarks/c/busybox-1.22.0/hostid.i [2022-11-20 17:36:26,768 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/data/b24951116/8c712d8117c845a594226d14c50a6169/FLAGcfeee4438 [2022-11-20 17:36:26,783 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/data/b24951116/8c712d8117c845a594226d14c50a6169 [2022-11-20 17:36:26,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:36:26,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:36:26,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:26,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:36:26,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:36:26,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:26" (1/1) ... [2022-11-20 17:36:26,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e55ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:26, skipping insertion in model container [2022-11-20 17:36:26,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:26" (1/1) ... [2022-11-20 17:36:26,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:36:26,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:36:27,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:27,745 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:36:27,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:28,008 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:36:28,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28 WrapperNode [2022-11-20 17:36:28,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:28,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:28,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:36:28,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:36:28,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,168 INFO L138 Inliner]: procedures = 524, calls = 61, calls flagged for inlining = 7, calls inlined = 6, statements flattened = 138 [2022-11-20 17:36:28,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:28,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:36:28,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:36:28,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:36:28,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,211 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:36:28,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:36:28,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:36:28,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:36:28,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:28,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:36:28,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:36:28,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:36:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:36:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:36:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2022-11-20 17:36:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:36:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:36:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:36:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:36:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:36:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:36:28,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:36:28,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:36:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:36:28,691 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:36:28,693 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:36:28,900 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:36:28,953 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:36:28,954 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:36:28,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:28 BoogieIcfgContainer [2022-11-20 17:36:28,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:36:28,966 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:36:28,966 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:36:28,978 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:36:28,978 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:28" (1/1) ... [2022-11-20 17:36:28,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:36:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:29,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2022-11-20 17:36:29,058 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2022-11-20 17:36:29,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:36:29,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:29,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:29,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:29,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-11-20 17:36:29,527 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-11-20 17:36:29,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:36:29,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:29,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:29,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:29,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2022-11-20 17:36:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-11-20 17:36:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:36:29,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:29,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:36:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:29,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-11-20 17:36:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-11-20 17:36:29,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:36:29,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:29,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:30,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:30,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2022-11-20 17:36:30,224 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2022-11-20 17:36:30,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:36:30,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:30,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:30,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:30,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:30,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2022-11-20 17:36:30,476 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2022-11-20 17:36:30,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:36:30,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:30,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:30,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:30,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2022-11-20 17:36:30,825 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2022-11-20 17:36:30,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:36:30,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:30,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:31,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:31,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2022-11-20 17:36:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2022-11-20 17:36:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:36:31,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:31,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:31,362 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2022-11-20 17:36:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2022-11-20 17:36:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:36:31,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:31,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:31,744 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:31,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:31,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2022-11-20 17:36:31,924 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2022-11-20 17:36:31,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:36:31,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:31,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2022-11-20 17:36:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2022-11-20 17:36:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:36:32,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:32,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:32,522 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:32,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:32,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2022-11-20 17:36:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2022-11-20 17:36:32,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:36:32,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:32,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:32,975 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:33,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2022-11-20 17:36:33,183 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2022-11-20 17:36:33,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:36:33,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:33,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:33,420 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:33,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:33,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2022-11-20 17:36:33,541 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2022-11-20 17:36:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:36:33,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:33,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:33,801 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:33,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 58 states and 60 transitions. [2022-11-20 17:36:33,890 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2022-11-20 17:36:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:36:33,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:33,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:34,070 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:34,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2022-11-20 17:36:34,141 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2022-11-20 17:36:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:36:34,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:34,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:34,258 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:34,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:34,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2022-11-20 17:36:34,377 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2022-11-20 17:36:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:36:34,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:34,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:34,499 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:34,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2022-11-20 17:36:34,628 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2022-11-20 17:36:34,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:36:34,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:34,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:34,837 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:34,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2022-11-20 17:36:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2022-11-20 17:36:34,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:36:34,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:34,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:35,062 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:35,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2022-11-20 17:36:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2022-11-20 17:36:35,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:36:35,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:35,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:35,243 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:35,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:35,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2022-11-20 17:36:35,313 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2022-11-20 17:36:35,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:36:35,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:35,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:35,467 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:35,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2022-11-20 17:36:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2022-11-20 17:36:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:36:35,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:35,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:35,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:35,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2022-11-20 17:36:35,615 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2022-11-20 17:36:35,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:36:35,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:35,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:35,862 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-20 17:36:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 67 states and 77 transitions. [2022-11-20 17:36:36,266 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2022-11-20 17:36:36,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:36:36,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:36,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-20 17:36:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 66 states and 76 transitions. [2022-11-20 17:36:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2022-11-20 17:36:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:36:36,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:36,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:36,787 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:36,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:36,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 80 transitions. [2022-11-20 17:36:36,949 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 80 transitions. [2022-11-20 17:36:36,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:36:36,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:36,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-20 17:36:37,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:37,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2022-11-20 17:36:37,118 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2022-11-20 17:36:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:36:37,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:37,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:37,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:37,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 72 states and 86 transitions. [2022-11-20 17:36:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 86 transitions. [2022-11-20 17:36:37,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:36:37,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:37,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:38,022 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 17:36:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:38,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 71 states and 83 transitions. [2022-11-20 17:36:38,320 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2022-11-20 17:36:38,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:36:38,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:38,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-20 17:36:38,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:38,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 73 states and 84 transitions. [2022-11-20 17:36:38,814 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2022-11-20 17:36:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:36:38,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:38,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:38,993 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-20 17:36:40,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:40,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2022-11-20 17:36:40,297 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2022-11-20 17:36:40,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:36:40,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:40,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:40,473 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-11-20 17:36:40,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:40,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 83 states and 99 transitions. [2022-11-20 17:36:40,730 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 99 transitions. [2022-11-20 17:36:40,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:36:40,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:40,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-11-20 17:36:41,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:41,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 100 transitions. [2022-11-20 17:36:41,376 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2022-11-20 17:36:41,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:36:41,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:41,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:41,573 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-11-20 17:36:41,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:41,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 101 transitions. [2022-11-20 17:36:41,838 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2022-11-20 17:36:41,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:36:41,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:41,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:42,049 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-11-20 17:36:42,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 81 states and 93 transitions. [2022-11-20 17:36:42,368 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 93 transitions. [2022-11-20 17:36:42,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:36:42,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:42,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:42,649 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-20 17:36:44,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:44,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 90 states and 105 transitions. [2022-11-20 17:36:44,259 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2022-11-20 17:36:44,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:36:44,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:44,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:44,546 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-20 17:36:46,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:46,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2022-11-20 17:36:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2022-11-20 17:36:46,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:36:46,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:46,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:46,998 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-11-20 17:36:52,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:52,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 98 states and 114 transitions. [2022-11-20 17:36:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 114 transitions. [2022-11-20 17:36:52,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:36:52,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:52,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:52,904 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-11-20 17:36:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2022-11-20 17:36:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2022-11-20 17:36:54,797 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:36:54,798 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2022-11-20 17:36:54,816 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-20 17:36:55,302 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-11-20 17:36:55,312 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2022-11-20 17:36:55,318 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-11-20 17:36:55,321 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-20 17:36:55,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:36:55 ImpRootNode [2022-11-20 17:36:55,322 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:36:55,322 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:36:55,322 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:36:55,323 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:36:55,323 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:28" (3/4) ... [2022-11-20 17:36:55,326 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:36:55,332 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 17:36:55,337 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-20 17:36:55,337 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-20 17:36:55,338 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:36:55,338 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:36:55,432 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:36:55,433 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:36:55,434 INFO L158 Benchmark]: Toolchain (without parser) took 28646.44ms. Allocated memory was 151.0MB in the beginning and 457.2MB in the end (delta: 306.2MB). Free memory was 117.3MB in the beginning and 406.8MB in the end (delta: -289.5MB). Peak memory consumption was 234.6MB. Max. memory is 16.1GB. [2022-11-20 17:36:55,434 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 107.0MB. Free memory was 55.1MB in the beginning and 55.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:36:55,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1220.25ms. Allocated memory is still 151.0MB. Free memory was 117.3MB in the beginning and 54.5MB in the end (delta: 62.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-20 17:36:55,435 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.96ms. Allocated memory is still 151.0MB. Free memory was 54.5MB in the beginning and 118.3MB in the end (delta: -63.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-11-20 17:36:55,435 INFO L158 Benchmark]: Boogie Preprocessor took 48.91ms. Allocated memory is still 151.0MB. Free memory was 118.3MB in the beginning and 115.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:55,436 INFO L158 Benchmark]: RCFGBuilder took 746.20ms. Allocated memory is still 151.0MB. Free memory was 115.4MB in the beginning and 87.7MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:36:55,436 INFO L158 Benchmark]: CodeCheck took 26356.42ms. Allocated memory was 151.0MB in the beginning and 377.5MB in the end (delta: 226.5MB). Free memory was 87.7MB in the beginning and 120.8MB in the end (delta: -33.1MB). Peak memory consumption was 196.5MB. Max. memory is 16.1GB. [2022-11-20 17:36:55,437 INFO L158 Benchmark]: Witness Printer took 110.50ms. Allocated memory was 377.5MB in the beginning and 457.2MB in the end (delta: 79.7MB). Free memory was 120.8MB in the beginning and 406.8MB in the end (delta: -286.0MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-11-20 17:36:55,439 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 33 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 25.8s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3346 SdHoareTripleChecker+Valid, 15.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2571 mSDsluCounter, 268 SdHoareTripleChecker+Invalid, 13.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2327 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9097 IncrementalHoareTripleChecker+Invalid, 11424 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2327 mSolverCounterUnsat, 268 mSDtfsCounter, 9097 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8667 GetRequests, 8347 SyntacticMatches, 10 SemanticMatches, 310 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43922 ImplicationChecksByTransitivity, 16.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 1417 NumberOfCodeBlocks, 1417 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1379 ConstructedInterpolants, 0 QuantifiedInterpolants, 2136 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 16 PerfectInterpolantSequences, 3839/4394 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: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1894]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1894]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1889]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1889]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1898]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1898]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1889]: Loop Invariant Derived loop invariant: (argc <= 2147483646 && 1 <= i) || (argc <= 2147483646 && i == 0) - InvariantResult [Line: 1894]: Loop Invariant Derived loop invariant: (((((((argc <= 2147483646 && 1 <= j) && 1 <= i) && i <= 1) || ((argc <= 2147483646 && i == 0) && j == 0)) || (((argc <= 2147483646 && 1 <= i) && i <= 1) && j == 0)) || (((!(i <= 1) && argc <= 2147483646) && i <= 2147483645) && j == 0)) || ((argc <= 2147483646 && i == 0) && 1 <= j)) || (((!(i <= 1) && argc <= 2147483646) && 1 <= j) && i <= 2147483645) - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: (argc <= 2147483646 && i == 0) || (argc <= 2147483646 && 1 <= i) - InvariantResult [Line: 1879]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 107.0MB. Free memory was 55.1MB in the beginning and 55.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1220.25ms. Allocated memory is still 151.0MB. Free memory was 117.3MB in the beginning and 54.5MB in the end (delta: 62.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.96ms. Allocated memory is still 151.0MB. Free memory was 54.5MB in the beginning and 118.3MB in the end (delta: -63.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.91ms. Allocated memory is still 151.0MB. Free memory was 118.3MB in the beginning and 115.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 746.20ms. Allocated memory is still 151.0MB. Free memory was 115.4MB in the beginning and 87.7MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 26356.42ms. Allocated memory was 151.0MB in the beginning and 377.5MB in the end (delta: 226.5MB). Free memory was 87.7MB in the beginning and 120.8MB in the end (delta: -33.1MB). Peak memory consumption was 196.5MB. Max. memory is 16.1GB. * Witness Printer took 110.50ms. Allocated memory was 377.5MB in the beginning and 457.2MB in the end (delta: 79.7MB). Free memory was 120.8MB in the beginning and 406.8MB in the end (delta: -286.0MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:36:55,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed1c24ca-3f1a-41da-97c3-2e1ad9244683/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE