./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/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_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/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 32bit --witnessprinter.graph.data.programhash 1df58a12292e53aa25870e709e17978d63a0e61d4dd56fb439981d66ecb6b925 --- 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 01:27:18,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:27:18,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:27:18,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:27:18,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:27:18,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:27:18,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:27:18,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:27:18,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:27:18,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:27:18,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:27:18,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:27:18,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:27:18,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:27:18,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:27:18,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:27:18,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:27:18,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:27:18,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:27:18,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:27:18,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:27:18,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:27:18,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:27:18,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:27:18,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:27:18,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:27:18,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:27:18,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:27:18,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:27:18,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:27:18,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:27:18,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:27:18,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:27:18,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:27:18,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:27:18,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:27:18,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:27:18,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:27:18,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:27:18,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:27:18,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:27:18,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 01:27:18,617 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:27:18,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:27:18,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:27:18,618 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:27:18,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:27:18,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:27:18,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:27:18,619 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:27:18,619 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:27:18,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:27:18,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:27:18,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:27:18,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:27:18,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:27:18,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:27:18,620 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:27:18,620 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:27:18,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:27:18,621 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:27:18,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:27:18,621 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:27:18,621 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:27:18,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:27:18,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:27:18,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:27:18,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:27:18,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:27:18,622 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:27:18,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:27:18,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:27:18,623 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_0505d13c-87ca-4750-bcb1-985bb6a6456e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1df58a12292e53aa25870e709e17978d63a0e61d4dd56fb439981d66ecb6b925 [2022-12-15 01:27:18,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:27:18,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:27:18,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:27:18,817 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:27:18,817 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:27:18,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i [2022-12-15 01:27:21,388 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:27:21,604 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:27:21,605 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i [2022-12-15 01:27:21,616 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/data/7752d81ca/a4d54d8be3c0420f9c2508e2728dcdd0/FLAG34bc065f6 [2022-12-15 01:27:21,628 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/data/7752d81ca/a4d54d8be3c0420f9c2508e2728dcdd0 [2022-12-15 01:27:21,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:27:21,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:27:21,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:27:21,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:27:21,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:27:21,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:27:21" (1/1) ... [2022-12-15 01:27:21,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c16af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:21, skipping insertion in model container [2022-12-15 01:27:21,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:27:21" (1/1) ... [2022-12-15 01:27:21,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:27:21,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:27:21,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:27:21,990 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:27:22,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:27:22,068 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:27:22,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22 WrapperNode [2022-12-15 01:27:22,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:27:22,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:27:22,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:27:22,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:27:22,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,110 INFO L138 Inliner]: procedures = 164, calls = 70, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 32 [2022-12-15 01:27:22,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:27:22,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:27:22,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:27:22,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:27:22,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,132 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:27:22,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:27:22,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:27:22,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:27:22,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:27:22,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:27:22,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:27:22,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:27:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-15 01:27:22,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-15 01:27:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 01:27:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:27:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 01:27:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 01:27:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:27:22,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:27:22,298 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:27:22,300 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:27:22,398 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:27:22,430 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:27:22,430 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 01:27:22,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:22 BoogieIcfgContainer [2022-12-15 01:27:22,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:27:22,433 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:27:22,433 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:27:22,442 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:27:22,442 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:27:22,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:22,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-12-15 01:27:22,497 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-15 01:27:22,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:27:22,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:22,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:22,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:27:22,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:22,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-12-15 01:27:22,823 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-12-15 01:27:22,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:27:22,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:22,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:27:22,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:22,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2022-12-15 01:27:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2022-12-15 01:27:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:27:22,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:22,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:23,060 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:27:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-12-15 01:27:23,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-12-15 01:27:23,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:27:23,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:23,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:23,273 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:27:23,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:23,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-12-15 01:27:23,394 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-12-15 01:27:23,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 01:27:23,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:23,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:27:23,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 30 transitions. [2022-12-15 01:27:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-12-15 01:27:23,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:27:23,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:23,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:23,631 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:27:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:23,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 37 transitions. [2022-12-15 01:27:23,728 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2022-12-15 01:27:23,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 01:27:23,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:23,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:23,860 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 01:27:23,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:23,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 44 transitions. [2022-12-15 01:27:23,977 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-12-15 01:27:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 01:27:23,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:23,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:24,137 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-15 01:27:24,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:24,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 51 transitions. [2022-12-15 01:27:24,265 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2022-12-15 01:27:24,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 01:27:24,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:24,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:24,520 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-15 01:27:24,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:24,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 58 transitions. [2022-12-15 01:27:24,657 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-12-15 01:27:24,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 01:27:24,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:24,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-15 01:27:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 65 transitions. [2022-12-15 01:27:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2022-12-15 01:27:25,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-15 01:27:25,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:25,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:25,330 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-15 01:27:25,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 72 transitions. [2022-12-15 01:27:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-12-15 01:27:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-15 01:27:25,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:25,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-15 01:27:25,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:25,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 79 transitions. [2022-12-15 01:27:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-15 01:27:25,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-15 01:27:25,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:25,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:26,204 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-15 01:27:26,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:26,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 86 transitions. [2022-12-15 01:27:26,401 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2022-12-15 01:27:26,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-15 01:27:26,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:26,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:27,523 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 229 proven. 46 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-15 01:27:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 59 states and 79 transitions. [2022-12-15 01:27:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-15 01:27:31,898 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:27:31,898 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-12-15 01:27:31,904 INFO L754 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2022-12-15 01:27:32,056 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:27:32,059 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:27:32,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:27:32 ImpRootNode [2022-12-15 01:27:32,059 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:27:32,060 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:27:32,060 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:27:32,060 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:27:32,060 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:22" (3/4) ... [2022-12-15 01:27:32,063 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:27:32,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-12-15 01:27:32,071 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-15 01:27:32,071 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 01:27:32,071 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 01:27:32,101 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:27:32,101 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:27:32,102 INFO L158 Benchmark]: Toolchain (without parser) took 10469.36ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 165.5MB in the beginning and 185.1MB in the end (delta: -19.7MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-12-15 01:27:32,102 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 136.3MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:27:32,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.32ms. Allocated memory is still 201.3MB. Free memory was 165.5MB in the beginning and 144.6MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 01:27:32,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.15ms. Allocated memory is still 201.3MB. Free memory was 144.6MB in the beginning and 142.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:27:32,103 INFO L158 Benchmark]: Boogie Preprocessor took 23.28ms. Allocated memory is still 201.3MB. Free memory was 142.5MB in the beginning and 140.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:27:32,103 INFO L158 Benchmark]: RCFGBuilder took 297.08ms. Allocated memory is still 201.3MB. Free memory was 140.4MB in the beginning and 127.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:27:32,103 INFO L158 Benchmark]: CodeCheck took 9626.18ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 127.8MB in the beginning and 187.2MB in the end (delta: -59.4MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2022-12-15 01:27:32,104 INFO L158 Benchmark]: Witness Printer took 41.50ms. Allocated memory is still 243.3MB. Free memory was 187.2MB in the beginning and 185.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:27:32,105 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 9.4s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 893 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 421 mSDsluCounter, 528 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 186 mSDsCounter, 644 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2169 IncrementalHoareTripleChecker+Invalid, 2813 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 644 mSolverCounterUnsat, 342 mSDtfsCounter, 2169 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3934 GetRequests, 3716 SyntacticMatches, 8 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18333 ImplicationChecksByTransitivity, 6.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 585 NumberOfCodeBlocks, 585 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 571 ConstructedInterpolants, 0 QuantifiedInterpolants, 1427 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 825/1709 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: 766]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 766]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 136.3MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.32ms. Allocated memory is still 201.3MB. Free memory was 165.5MB in the beginning and 144.6MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.15ms. Allocated memory is still 201.3MB. Free memory was 144.6MB in the beginning and 142.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.28ms. Allocated memory is still 201.3MB. Free memory was 142.5MB in the beginning and 140.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 297.08ms. Allocated memory is still 201.3MB. Free memory was 140.4MB in the beginning and 127.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 9626.18ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 127.8MB in the beginning and 187.2MB in the end (delta: -59.4MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. * Witness Printer took 41.50ms. Allocated memory is still 243.3MB. Free memory was 187.2MB in the beginning and 185.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 01:27:32,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0505d13c-87ca-4750-bcb1-985bb6a6456e/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