./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig8a-modified.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig8a-modified.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4 --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 06c9e9e5fbbf1cc74be5b07da6214ee5470bdc6403e06237275b94d0a60c1592 --- 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-2329fc7 [2022-12-15 02:34:59,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:34:59,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:34:59,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:34:59,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:34:59,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:34:59,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:34:59,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:34:59,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:34:59,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:34:59,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:34:59,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:34:59,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:34:59,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:34:59,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:34:59,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:34:59,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:34:59,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:34:59,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:34:59,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:34:59,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:34:59,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:34:59,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:34:59,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:34:59,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:34:59,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:34:59,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:34:59,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:34:59,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:34:59,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:34:59,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:34:59,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:34:59,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:34:59,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:34:59,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:34:59,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:34:59,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:34:59,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:34:59,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:34:59,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:34:59,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:34:59,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:34:59,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:34:59,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:34:59,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:34:59,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:34:59,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:34:59,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:34:59,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:34:59,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:34:59,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:34:59,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:34:59,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:34:59,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:34:59,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:34:59,683 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:34:59,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:34:59,684 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:34:59,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:34:59,684 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:34:59,684 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:34:59,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:34:59,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:34:59,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:34:59,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:34:59,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:34:59,685 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:34:59,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:34:59,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:34:59,685 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_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06c9e9e5fbbf1cc74be5b07da6214ee5470bdc6403e06237275b94d0a60c1592 [2022-12-15 02:34:59,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:34:59,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:34:59,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:34:59,897 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:34:59,898 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:34:59,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig8a-modified.c [2022-12-15 02:35:02,555 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:35:02,706 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:35:02,706 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig8a-modified.c [2022-12-15 02:35:02,711 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/data/20e3e06cc/6df0d4bad1cb417e97686b0be410fd57/FLAGefce44ae7 [2022-12-15 02:35:02,722 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/data/20e3e06cc/6df0d4bad1cb417e97686b0be410fd57 [2022-12-15 02:35:02,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:35:02,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:35:02,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:35:02,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:35:02,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:35:02,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7147b33d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02, skipping insertion in model container [2022-12-15 02:35:02,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:35:02,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:35:02,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:35:02,851 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:35:02,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:35:02,870 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:35:02,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02 WrapperNode [2022-12-15 02:35:02,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:35:02,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:35:02,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:35:02,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:35:02,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,893 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2022-12-15 02:35:02,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:35:02,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:35:02,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:35:02,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:35:02,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:35:02,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:35:02,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:35:02,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:35:02,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:35:02" (1/1) ... [2022-12-15 02:35:02,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:35:02,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:35:02,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:35:02,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:35:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:35:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:35:03,031 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:35:03,033 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:35:03,089 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:35:03,105 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:35:03,105 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:35:03,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:35:03 BoogieIcfgContainer [2022-12-15 02:35:03,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:35:03,108 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:35:03,108 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:35:03,117 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:35:03,117 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:35:03" (1/1) ... [2022-12-15 02:35:03,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:35:03,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:03,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-12-15 02:35:03,167 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-12-15 02:35:03,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:35:03,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:03,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:03,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2022-12-15 02:35:03,322 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2022-12-15 02:35:03,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:35:03,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:03,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:03,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:03,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2022-12-15 02:35:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2022-12-15 02:35:03,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:35:03,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:03,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:03,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-12-15 02:35:03,864 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-12-15 02:35:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:35:03,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:03,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:03,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:04,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2022-12-15 02:35:04,114 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2022-12-15 02:35:04,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:35:04,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:04,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2022-12-15 02:35:04,152 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2022-12-15 02:35:04,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:35:04,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:04,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2022-12-15 02:35:04,235 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2022-12-15 02:35:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:35:04,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-12-15 02:35:04,270 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-12-15 02:35:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:35:04,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:35:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-15 02:35:04,376 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-15 02:35:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:35:04,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:04,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2022-12-15 02:35:04,515 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2022-12-15 02:35:04,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:35:04,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:04,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-12-15 02:35:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-12-15 02:35:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:35:04,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:35:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-12-15 02:35:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-12-15 02:35:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:35:04,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,782 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:35:04,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:04,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-12-15 02:35:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-12-15 02:35:04,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:35:04,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:35:04,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:35:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:35:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:35:05,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:35:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-15 02:35:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-15 02:35:05,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:35:05,022 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2022-12-15 02:35:05,028 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-15 02:35:05,057 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2022-12-15 02:35:05,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:35:05 ImpRootNode [2022-12-15 02:35:05,065 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:35:05,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:35:05,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:35:05,066 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:35:05,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:35:03" (3/4) ... [2022-12-15 02:35:05,070 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:35:05,078 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 02:35:05,078 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-15 02:35:05,078 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 02:35:05,107 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:35:05,107 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:35:05,108 INFO L158 Benchmark]: Toolchain (without parser) took 2382.46ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 88.1MB in the beginning and 110.8MB in the end (delta: -22.7MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2022-12-15 02:35:05,108 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory is still 94.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:35:05,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 145.45ms. Allocated memory is still 123.7MB. Free memory was 87.7MB in the beginning and 78.6MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 02:35:05,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.86ms. Allocated memory is still 123.7MB. Free memory was 78.6MB in the beginning and 77.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:35:05,109 INFO L158 Benchmark]: Boogie Preprocessor took 13.54ms. Allocated memory is still 123.7MB. Free memory was 77.3MB in the beginning and 76.4MB in the end (delta: 824.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:35:05,109 INFO L158 Benchmark]: RCFGBuilder took 199.58ms. Allocated memory is still 123.7MB. Free memory was 76.4MB in the beginning and 66.8MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:35:05,110 INFO L158 Benchmark]: CodeCheck took 1957.06ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 66.8MB in the beginning and 112.8MB in the end (delta: -46.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:35:05,110 INFO L158 Benchmark]: Witness Printer took 41.20ms. Allocated memory is still 148.9MB. Free memory was 112.8MB in the beginning and 110.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:35:05,113 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 351 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 351 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 392 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1481 IncrementalHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 392 mSolverCounterUnsat, 0 mSDtfsCounter, 1481 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 908 GetRequests, 830 SyntacticMatches, 8 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1856 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 89 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 21/33 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ((x <= 2147483647 && 0 <= x + 2147483648) && 0 <= K + 2147483648) && K <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory is still 94.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 145.45ms. Allocated memory is still 123.7MB. Free memory was 87.7MB in the beginning and 78.6MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.86ms. Allocated memory is still 123.7MB. Free memory was 78.6MB in the beginning and 77.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 13.54ms. Allocated memory is still 123.7MB. Free memory was 77.3MB in the beginning and 76.4MB in the end (delta: 824.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 199.58ms. Allocated memory is still 123.7MB. Free memory was 76.4MB in the beginning and 66.8MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 1957.06ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 66.8MB in the beginning and 112.8MB in the end (delta: -46.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 41.20ms. Allocated memory is still 148.9MB. Free memory was 112.8MB in the beginning and 110.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:35:05,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30806c38-5608-4376-b795-a49e7f1ffb0c/bin/ukojak-rkRKPMF4O4/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