./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92e6df76ce1206795a3a206ec7de3a20b30db31ab661efba7e1901708b9ce34a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:49:46,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:49:46,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:49:46,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:49:46,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:49:46,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:49:46,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:49:46,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:49:46,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:49:46,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:49:46,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:49:46,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:49:46,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:49:46,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:49:46,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:49:46,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:49:46,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:49:46,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:49:46,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:49:46,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:49:46,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:49:46,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:49:46,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:49:46,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:49:46,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:49:46,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:49:46,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:49:46,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:49:46,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:49:46,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:49:46,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:49:46,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:49:46,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:49:46,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:49:46,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:49:46,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:49:46,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:49:46,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:49:46,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:49:46,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:49:46,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:49:46,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:49:47,026 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:49:47,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:49:47,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:49:47,031 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:49:47,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:49:47,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:49:47,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:49:47,033 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:49:47,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:49:47,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:49:47,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:49:47,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:49:47,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:49:47,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:49:47,036 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:49:47,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:49:47,036 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:49:47,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:49:47,037 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:49:47,037 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:49:47,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:49:47,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:47,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:49:47,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:49:47,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:49:47,038 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:49:47,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:49:47,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:49:47,039 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_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92e6df76ce1206795a3a206ec7de3a20b30db31ab661efba7e1901708b9ce34a [2021-11-23 01:49:47,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:49:47,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:49:47,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:49:47,321 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:49:47,322 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:49:47,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c [2021-11-23 01:49:47,409 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/data/b663b9442/74f5913f60a5425594a8b285ab402843/FLAG162a4ca6f [2021-11-23 01:49:47,870 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:49:47,870 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c [2021-11-23 01:49:47,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/data/b663b9442/74f5913f60a5425594a8b285ab402843/FLAG162a4ca6f [2021-11-23 01:49:48,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/data/b663b9442/74f5913f60a5425594a8b285ab402843 [2021-11-23 01:49:48,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:49:48,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:49:48,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:48,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:49:48,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:49:48,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b60eddd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48, skipping insertion in model container [2021-11-23 01:49:48,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:49:48,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:49:48,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c[535,548] [2021-11-23 01:49:48,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:48,466 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:49:48,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c[535,548] [2021-11-23 01:49:48,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:48,502 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:49:48,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48 WrapperNode [2021-11-23 01:49:48,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:48,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:48,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:49:48,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:49:48,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,537 INFO L137 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2021-11-23 01:49:48,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:48,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:49:48,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:49:48,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:49:48,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:49:48,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:49:48,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:49:48,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:49:48,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:48,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:49:48,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:49:48,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:49:48,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:49:48,664 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:49:48,664 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:49:48,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:49:48,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:49:48,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:49:48,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:49:48,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:49:48,726 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:49:48,728 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:49:48,868 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:49:48,889 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:49:48,890 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:49:48,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:48 BoogieIcfgContainer [2021-11-23 01:49:48,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:49:48,897 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:49:48,897 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:49:48,908 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:49:48,909 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:48" (1/1) ... [2021-11-23 01:49:48,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:49:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:49,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2021-11-23 01:49:49,013 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2021-11-23 01:49:49,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:49:49,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:49,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:49,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 01:49:49,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:49,806 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:50,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:50,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 46 transitions. [2021-11-23 01:49:50,116 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2021-11-23 01:49:50,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:50,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:50,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:50,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:49:50,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:00,334 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:50:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:00,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 54 transitions. [2021-11-23 01:50:00,614 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2021-11-23 01:50:00,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:00,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:00,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:50:00,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:00,784 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:50:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:00,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 55 transitions. [2021-11-23 01:50:00,862 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:50:00,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:50:00,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:00,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:50:00,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:01,076 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:50:01,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:01,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 58 transitions. [2021-11-23 01:50:01,131 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2021-11-23 01:50:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:50:01,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:01,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:01,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:50:01,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:50:01,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:01,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 68 transitions. [2021-11-23 01:50:01,825 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2021-11-23 01:50:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:50:01,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:01,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:01,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:50:01,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:02,375 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:50:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 74 transitions. [2021-11-23 01:50:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2021-11-23 01:50:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:50:02,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:02,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:02,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:50:02,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:50:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:03,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 76 transitions. [2021-11-23 01:50:03,978 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-11-23 01:50:03,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:50:03,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:03,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:04,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:04,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:50:04,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:50:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 85 transitions. [2021-11-23 01:50:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2021-11-23 01:50:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:06,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:06,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:06,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:50:06,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:50:08,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 19 states and 22 transitions. [2021-11-23 01:50:08,098 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-23 01:50:08,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:50:08,099 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2021-11-23 01:50:08,117 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:50:08,241 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:50:08,244 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:50:08,244 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:50:08,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:50:08 ImpRootNode [2021-11-23 01:50:08,245 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:50:08,245 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:50:08,245 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:50:08,246 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:50:08,246 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:48" (3/4) ... [2021-11-23 01:50:08,249 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:50:08,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-23 01:50:08,256 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-23 01:50:08,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-23 01:50:08,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-23 01:50:08,261 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 01:50:08,261 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:50:08,304 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:50:08,305 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:50:08,306 INFO L158 Benchmark]: Toolchain (without parser) took 20080.78ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 73.2MB in the beginning and 46.9MB in the end (delta: 26.3MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2021-11-23 01:50:08,306 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:50:08,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.88ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 73.2MB in the beginning and 113.2MB in the end (delta: -39.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:50:08,307 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.55ms. Allocated memory is still 140.5MB. Free memory was 113.2MB in the beginning and 111.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:50:08,308 INFO L158 Benchmark]: Boogie Preprocessor took 28.73ms. Allocated memory is still 140.5MB. Free memory was 111.8MB in the beginning and 111.1MB in the end (delta: 785.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:50:08,308 INFO L158 Benchmark]: RCFGBuilder took 328.37ms. Allocated memory is still 140.5MB. Free memory was 111.1MB in the beginning and 99.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:50:08,309 INFO L158 Benchmark]: CodeCheck took 19347.91ms. Allocated memory is still 140.5MB. Free memory was 99.9MB in the beginning and 50.0MB in the end (delta: 49.9MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2021-11-23 01:50:08,309 INFO L158 Benchmark]: Witness Printer took 59.89ms. Allocated memory is still 140.5MB. Free memory was 50.0MB in the beginning and 46.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:50:08,312 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 3 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.2s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 588 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 191 mSDsluCounter, 376 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 172 mSDsCounter, 483 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1213 IncrementalHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 483 mSolverCounterUnsat, 222 mSDtfsCounter, 1213 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2580 GetRequests, 2464 SyntacticMatches, 50 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1967 ImplicationChecksByTransitivity, 15.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.8s InterpolantComputationTime, 340 NumberOfCodeBlocks, 340 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 1191 SizeOfPredicates, 24 NumberOfNonLiveVariables, 992 ConjunctsInSsa, 100 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 274/295 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: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.88ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 73.2MB in the beginning and 113.2MB in the end (delta: -39.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.55ms. Allocated memory is still 140.5MB. Free memory was 113.2MB in the beginning and 111.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.73ms. Allocated memory is still 140.5MB. Free memory was 111.8MB in the beginning and 111.1MB in the end (delta: 785.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 328.37ms. Allocated memory is still 140.5MB. Free memory was 111.1MB in the beginning and 99.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 19347.91ms. Allocated memory is still 140.5MB. Free memory was 99.9MB in the beginning and 50.0MB in the end (delta: 49.9MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * Witness Printer took 59.89ms. Allocated memory is still 140.5MB. Free memory was 50.0MB in the beginning and 46.9MB 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! [2021-11-23 01:50:08,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1ec465-e632-4b21-8ac7-00d5e067879a/bin/ukojak-LBtLqBUTdQ/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