./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/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_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/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_80056cbe-0d1c-4fe7-b339-5d274da5ee60/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 0e00bd958aa9fbd5730471fb19c0f431fb9410b6f9738fcfd6ac5e9594f9dc7f --- 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 18:15:58,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:15:58,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:15:58,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:15:58,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:15:58,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:15:58,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:15:58,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:15:58,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:15:58,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:15:58,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:15:58,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:15:58,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:15:58,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:15:58,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:15:58,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:15:58,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:15:58,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:15:58,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:15:58,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:15:58,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:15:58,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:15:58,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:15:58,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:15:58,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:15:58,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:15:58,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:15:58,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:15:58,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:15:58,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:15:58,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:15:58,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:15:58,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:15:58,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:15:58,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:15:58,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:15:58,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:15:58,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:15:58,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:15:58,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:15:58,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:15:58,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:15:58,873 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:15:58,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:15:58,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:15:58,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:15:58,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:15:58,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:15:58,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:15:58,876 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:15:58,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:15:58,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:15:58,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:15:58,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:15:58,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:15:58,879 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:15:58,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:15:58,879 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:15:58,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:15:58,879 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:15:58,880 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:15:58,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:15:58,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:15:58,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:15:58,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:15:58,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:15:58,881 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:15:58,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:15:58,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:15:58,881 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_80056cbe-0d1c-4fe7-b339-5d274da5ee60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e00bd958aa9fbd5730471fb19c0f431fb9410b6f9738fcfd6ac5e9594f9dc7f [2022-11-20 18:15:59,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:15:59,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:15:59,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:15:59,230 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:15:59,230 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:15:59,232 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i [2022-11-20 18:16:02,145 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:16:02,472 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:16:02,473 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i [2022-11-20 18:16:02,483 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/data/8b2827766/bc379ce9f0eb45449da80f66a6206f4e/FLAGad6eb887a [2022-11-20 18:16:02,498 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/data/8b2827766/bc379ce9f0eb45449da80f66a6206f4e [2022-11-20 18:16:02,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:16:02,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:16:02,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:02,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:16:02,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:16:02,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:02,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a3be0cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02, skipping insertion in model container [2022-11-20 18:16:02,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:02,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:16:02,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:16:02,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:02,877 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:16:02,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:02,956 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:16:02,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02 WrapperNode [2022-11-20 18:16:02,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:02,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:02,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:16:02,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:16:02,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:02,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,000 INFO L138 Inliner]: procedures = 111, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 134 [2022-11-20 18:16:03,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:03,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:16:03,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:16:03,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:16:03,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,034 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:16:03,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:16:03,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:16:03,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:16:03,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:02" (1/1) ... [2022-11-20 18:16:03,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:03,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:16:03,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:16:03,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:16:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:16:03,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:16:03,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:16:03,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:16:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:16:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:16:03,264 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:16:03,280 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:16:03,583 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:16:03,665 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:16:03,665 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:16:03,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:03 BoogieIcfgContainer [2022-11-20 18:16:03,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:16:03,669 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:16:03,669 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:16:03,680 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:16:03,680 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:03" (1/1) ... [2022-11-20 18:16:03,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:16:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:03,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2022-11-20 18:16:03,749 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2022-11-20 18:16:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:16:03,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:03,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:04,192 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 18:16:04,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 32 states and 36 transitions. [2022-11-20 18:16:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2022-11-20 18:16:04,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:16:04,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:04,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:05,285 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 18:16:05,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:05,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2022-11-20 18:16:05,470 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2022-11-20 18:16:05,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:16:05,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:05,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:05,862 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 18:16:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:06,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-11-20 18:16:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-11-20 18:16:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:16:06,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:06,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:06,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:06,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2022-11-20 18:16:06,554 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-11-20 18:16:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:16:06,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:06,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:06,737 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 18:16:07,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:07,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 49 states and 61 transitions. [2022-11-20 18:16:07,485 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2022-11-20 18:16:07,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:16:07,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:07,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:07,641 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 18:16:07,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-11-20 18:16:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-11-20 18:16:07,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:16:07,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:07,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:08,108 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 18:16:08,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2022-11-20 18:16:08,383 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2022-11-20 18:16:08,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:16:08,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:08,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:08,782 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 18:16:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:09,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2022-11-20 18:16:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2022-11-20 18:16:09,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:16:09,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:09,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:10,094 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 18:16:10,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 49 states and 60 transitions. [2022-11-20 18:16:10,291 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2022-11-20 18:16:10,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:16:10,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:10,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:10,820 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 18:16:13,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:13,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 58 states and 72 transitions. [2022-11-20 18:16:13,040 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2022-11-20 18:16:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:13,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:13,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:13,915 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 18:16:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:17,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2022-11-20 18:16:17,064 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2022-11-20 18:16:17,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:17,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:17,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:17,257 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 18:16:18,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:18,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2022-11-20 18:16:18,386 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2022-11-20 18:16:18,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:18,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:18,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:18,441 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 18:16:19,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:19,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 96 transitions. [2022-11-20 18:16:19,239 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 96 transitions. [2022-11-20 18:16:19,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:16:19,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:19,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:19,971 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 18:16:22,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:22,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 78 states and 103 transitions. [2022-11-20 18:16:22,633 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 103 transitions. [2022-11-20 18:16:22,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:22,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:22,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:22,867 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 18:16:24,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:24,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2022-11-20 18:16:24,836 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2022-11-20 18:16:24,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:24,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:24,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:24,940 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 18:16:25,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:25,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 87 states and 122 transitions. [2022-11-20 18:16:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2022-11-20 18:16:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:25,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:25,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:25,827 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 18:16:26,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:26,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 89 states and 123 transitions. [2022-11-20 18:16:26,832 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2022-11-20 18:16:26,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:26,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:26,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:27,040 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 18:16:27,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 91 states and 126 transitions. [2022-11-20 18:16:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 126 transitions. [2022-11-20 18:16:27,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:27,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:27,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:29,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:29,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 90 states and 125 transitions. [2022-11-20 18:16:29,197 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 125 transitions. [2022-11-20 18:16:29,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:16:29,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:29,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:29,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:30,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:30,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 92 states and 128 transitions. [2022-11-20 18:16:30,113 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 128 transitions. [2022-11-20 18:16:30,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:16:30,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:30,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:30,325 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 18:16:33,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:33,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2022-11-20 18:16:33,088 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2022-11-20 18:16:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:16:33,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:33,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:34,476 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 18:16:44,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 112 states and 160 transitions. [2022-11-20 18:16:44,202 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2022-11-20 18:16:44,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:16:44,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:44,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:45,412 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 18:16:54,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:54,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 126 states and 189 transitions. [2022-11-20 18:16:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 189 transitions. [2022-11-20 18:16:54,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:16:54,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:54,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:54,881 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 18:16:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:59,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 133 states and 208 transitions. [2022-11-20 18:16:59,829 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 208 transitions. [2022-11-20 18:16:59,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:16:59,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:59,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:59,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 136 states and 212 transitions. [2022-11-20 18:17:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 212 transitions. [2022-11-20 18:17:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:17:02,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:02,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:03,078 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 18:17:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 151 states and 239 transitions. [2022-11-20 18:17:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 239 transitions. [2022-11-20 18:17:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:17:13,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:13,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:14,628 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 18:17:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:19,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 157 states and 246 transitions. [2022-11-20 18:17:19,573 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 246 transitions. [2022-11-20 18:17:19,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:17:19,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:19,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:19,729 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 18:17:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:21,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 159 states and 250 transitions. [2022-11-20 18:17:21,251 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 250 transitions. [2022-11-20 18:17:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:17:21,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:21,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:23,950 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 18:17:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 165 states and 261 transitions. [2022-11-20 18:17:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 261 transitions. [2022-11-20 18:17:31,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:17:31,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:31,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:32,732 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 18:17:36,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 168 states and 264 transitions. [2022-11-20 18:17:36,800 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 264 transitions. [2022-11-20 18:17:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:17:36,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:36,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:41,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 170 states and 267 transitions. [2022-11-20 18:17:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 267 transitions. [2022-11-20 18:17:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:17:41,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:41,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:41,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 170 states and 266 transitions. [2022-11-20 18:17:43,654 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 266 transitions. [2022-11-20 18:17:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:17:43,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:43,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:44,156 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:45,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2022-11-20 18:17:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2022-11-20 18:17:45,107 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:17:45,107 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 34 iterations. [2022-11-20 18:17:45,124 INFO L754 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2022-11-20 18:17:45,884 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:17:45,888 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2022-11-20 18:17:45,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:17:45 ImpRootNode [2022-11-20 18:17:45,895 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:17:45,896 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:17:45,896 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:17:45,896 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:17:45,897 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:03" (3/4) ... [2022-11-20 18:17:45,900 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:17:45,910 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-20 18:17:45,911 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 18:17:45,911 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 18:17:45,912 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:17:45,987 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:17:45,990 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:17:45,991 INFO L158 Benchmark]: Toolchain (without parser) took 103488.76ms. Allocated memory was 169.9MB in the beginning and 1.1GB in the end (delta: 912.3MB). Free memory was 136.1MB in the beginning and 984.6MB in the end (delta: -848.5MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2022-11-20 18:17:45,994 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 125.8MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:17:45,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.79ms. Allocated memory is still 169.9MB. Free memory was 135.7MB in the beginning and 119.8MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:17:45,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.82ms. Allocated memory is still 169.9MB. Free memory was 119.8MB in the beginning and 117.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:17:45,995 INFO L158 Benchmark]: Boogie Preprocessor took 36.79ms. Allocated memory is still 169.9MB. Free memory was 117.8MB in the beginning and 116.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:17:45,996 INFO L158 Benchmark]: RCFGBuilder took 629.95ms. Allocated memory is still 169.9MB. Free memory was 116.4MB in the beginning and 98.3MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 18:17:45,996 INFO L158 Benchmark]: CodeCheck took 102226.20ms. Allocated memory was 169.9MB in the beginning and 1.1GB in the end (delta: 912.3MB). Free memory was 98.0MB in the beginning and 987.8MB in the end (delta: -889.8MB). Peak memory consumption was 518.3MB. Max. memory is 16.1GB. [2022-11-20 18:17:45,997 INFO L158 Benchmark]: Witness Printer took 94.81ms. Allocated memory is still 1.1GB. Free memory was 987.8MB in the beginning and 984.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:17:45,998 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, 33 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 101.4s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5239 SdHoareTripleChecker+Valid, 25.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4250 mSDsluCounter, 1870 SdHoareTripleChecker+Invalid, 21.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 962 mSDsCounter, 2636 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14268 IncrementalHoareTripleChecker+Invalid, 16904 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2636 mSolverCounterUnsat, 908 mSDtfsCounter, 14268 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4276 GetRequests, 3589 SyntacticMatches, 59 SemanticMatches, 628 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181021 ImplicationChecksByTransitivity, 92.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 16.7s InterpolantComputationTime, 461 NumberOfCodeBlocks, 461 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 428 ConstructedInterpolants, 0 QuantifiedInterpolants, 3138 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 31 PerfectInterpolantSequences, 9/15 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: 557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 559]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 559]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: (((unknown-#memory_int-unknown[z_ref][z_ref] <= 2147483647 && !(z_ref == y_ref)) && unknown-#memory_int-unknown[y_ref][y_ref] <= 2147483647) && 0 <= unknown-#memory_int-unknown[z_ref][z_ref] + 2147483648) && 0 <= unknown-#memory_int-unknown[y_ref][y_ref] + 2147483648 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 125.8MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.79ms. Allocated memory is still 169.9MB. Free memory was 135.7MB in the beginning and 119.8MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.82ms. Allocated memory is still 169.9MB. Free memory was 119.8MB in the beginning and 117.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.79ms. Allocated memory is still 169.9MB. Free memory was 117.8MB in the beginning and 116.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 629.95ms. Allocated memory is still 169.9MB. Free memory was 116.4MB in the beginning and 98.3MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 102226.20ms. Allocated memory was 169.9MB in the beginning and 1.1GB in the end (delta: 912.3MB). Free memory was 98.0MB in the beginning and 987.8MB in the end (delta: -889.8MB). Peak memory consumption was 518.3MB. Max. memory is 16.1GB. * Witness Printer took 94.81ms. Allocated memory is still 1.1GB. Free memory was 987.8MB in the beginning and 984.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:17:46,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80056cbe-0d1c-4fe7-b339-5d274da5ee60/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