./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/Urban-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/Urban-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg --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 1d6689857addc69d8e93b105a4c59c28f3ca430e8db3cb8066938aeb93b34a30 --- 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-b5237d8 [2022-11-21 23:39:14,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:39:14,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:39:14,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:39:14,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:39:14,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:39:14,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:39:14,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:39:14,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:39:14,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:39:14,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:39:14,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:39:14,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:39:14,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:39:14,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:39:14,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:39:14,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:39:14,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:39:14,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:39:14,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:39:14,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:39:14,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:39:14,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:39:14,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:39:14,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:39:14,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:39:14,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:39:14,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:39:14,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:39:14,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:39:14,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:39:14,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:39:14,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:39:14,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:39:14,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:39:14,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:39:14,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:39:14,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:39:14,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:39:14,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:39:14,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:39:14,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:39:14,228 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:39:14,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:39:14,229 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:39:14,229 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:39:14,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:39:14,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:39:14,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:39:14,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:39:14,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:39:14,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:39:14,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:39:14,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:39:14,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:39:14,233 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:39:14,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:39:14,233 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:39:14,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:39:14,234 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:39:14,234 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:39:14,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:39:14,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:39:14,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:39:14,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:39:14,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:39:14,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:39:14,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:39:14,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:39:14,236 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_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d6689857addc69d8e93b105a4c59c28f3ca430e8db3cb8066938aeb93b34a30 [2022-11-21 23:39:14,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:39:14,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:39:14,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:39:14,608 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:39:14,609 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:39:14,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-memory-alloca/Urban-alloca-2.i [2022-11-21 23:39:17,916 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:39:18,252 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:39:18,265 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/sv-benchmarks/c/termination-memory-alloca/Urban-alloca-2.i [2022-11-21 23:39:18,289 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/data/66069d0a3/0278ff3ff63f4fc7abf89884da464477/FLAG75d8ac096 [2022-11-21 23:39:18,309 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/data/66069d0a3/0278ff3ff63f4fc7abf89884da464477 [2022-11-21 23:39:18,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:39:18,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:39:18,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:39:18,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:39:18,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:39:18,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0abbdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18, skipping insertion in model container [2022-11-21 23:39:18,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:39:18,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:39:18,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:39:18,827 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:39:18,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:39:18,911 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:39:18,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18 WrapperNode [2022-11-21 23:39:18,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:39:18,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:39:18,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:39:18,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:39:18,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,954 INFO L138 Inliner]: procedures = 110, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 72 [2022-11-21 23:39:18,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:39:18,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:39:18,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:39:18,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:39:18,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,996 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:18,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:39:19,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:39:19,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:39:19,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:39:19,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:18" (1/1) ... [2022-11-21 23:39:19,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:39:19,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:39:19,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:39:19,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:39:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:39:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:39:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:39:19,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:39:19,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:39:19,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:39:19,189 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:39:19,192 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:39:19,473 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:39:19,534 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:39:19,535 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:39:19,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:39:19 BoogieIcfgContainer [2022-11-21 23:39:19,538 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:39:19,539 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:39:19,539 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:39:19,562 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:39:19,562 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:39:19" (1/1) ... [2022-11-21 23:39:19,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:39:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:19,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-11-21 23:39:19,638 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-11-21 23:39:19,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:39:19,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:19,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:20,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-11-21 23:39:20,414 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-11-21 23:39:20,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:39:20,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:20,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-21 23:39:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-21 23:39:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:39:20,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:20,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:20,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:21,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2022-11-21 23:39:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2022-11-21 23:39:21,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:39:21,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:21,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:21,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2022-11-21 23:39:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2022-11-21 23:39:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:39:21,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:21,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:21,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:21,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2022-11-21 23:39:21,845 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-11-21 23:39:21,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:39:21,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:21,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:22,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:22,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:22,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2022-11-21 23:39:22,963 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2022-11-21 23:39:22,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:39:22,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:22,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:23,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:24,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2022-11-21 23:39:24,123 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2022-11-21 23:39:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:39:24,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:24,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 53 states and 95 transitions. [2022-11-21 23:39:24,682 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 95 transitions. [2022-11-21 23:39:24,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:39:24,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:24,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:24,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:25,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:25,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 56 states and 102 transitions. [2022-11-21 23:39:25,176 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 102 transitions. [2022-11-21 23:39:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:39:25,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:25,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:25,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:25,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:25,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 56 states and 100 transitions. [2022-11-21 23:39:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2022-11-21 23:39:25,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:39:25,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:25,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:25,590 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:39:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:25,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 86 transitions. [2022-11-21 23:39:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 86 transitions. [2022-11-21 23:39:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:39:25,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:25,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:27,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:28,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 103 transitions. [2022-11-21 23:39:28,000 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2022-11-21 23:39:28,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:39:28,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:28,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:30,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:30,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2022-11-21 23:39:30,166 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2022-11-21 23:39:30,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:39:30,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:30,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:31,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:31,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 112 transitions. [2022-11-21 23:39:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 112 transitions. [2022-11-21 23:39:31,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:39:31,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:31,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:31,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:31,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:31,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 58 states and 95 transitions. [2022-11-21 23:39:31,710 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 95 transitions. [2022-11-21 23:39:31,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:39:31,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:31,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:31,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:39:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2022-11-21 23:39:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2022-11-21 23:39:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:39:32,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:32,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:39:33,045 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:39:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:34,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2022-11-21 23:39:34,107 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2022-11-21 23:39:34,107 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:39:34,107 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-11-21 23:39:34,116 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 23:39:34,205 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2022-11-21 23:39:34,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:39:34 ImpRootNode [2022-11-21 23:39:34,219 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:39:34,220 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:39:34,220 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:39:34,220 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:39:34,221 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:39:19" (3/4) ... [2022-11-21 23:39:34,224 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:39:34,239 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-21 23:39:34,240 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 23:39:34,240 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 23:39:34,241 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 23:39:34,310 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:39:34,311 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:39:34,312 INFO L158 Benchmark]: Toolchain (without parser) took 15995.23ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 110.2MB in the beginning and 152.4MB in the end (delta: -42.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2022-11-21 23:39:34,318 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 146.8MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:39:34,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 591.55ms. Allocated memory is still 146.8MB. Free memory was 110.2MB in the beginning and 94.7MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 23:39:34,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.08ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 92.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:39:34,319 INFO L158 Benchmark]: Boogie Preprocessor took 45.02ms. Allocated memory is still 146.8MB. Free memory was 92.7MB in the beginning and 91.7MB in the end (delta: 973.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:39:34,320 INFO L158 Benchmark]: RCFGBuilder took 537.99ms. Allocated memory is still 146.8MB. Free memory was 91.7MB in the beginning and 78.0MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:39:34,320 INFO L158 Benchmark]: CodeCheck took 14679.96ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 78.0MB in the beginning and 154.5MB in the end (delta: -76.5MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2022-11-21 23:39:34,320 INFO L158 Benchmark]: Witness Printer took 91.69ms. Allocated memory is still 224.4MB. Free memory was 154.5MB in the beginning and 152.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:39:34,322 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, 24 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 14.5s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 897 SdHoareTripleChecker+Valid, 7.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 734 mSDsluCounter, 106 SdHoareTripleChecker+Invalid, 6.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 738 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3772 IncrementalHoareTripleChecker+Invalid, 4510 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 738 mSolverCounterUnsat, 106 mSDtfsCounter, 3772 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1745 GetRequests, 1522 SyntacticMatches, 35 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15304 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 161 NumberOfCodeBlocks, 161 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 915 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 16/32 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: 555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 562]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 562]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: ((0 <= unknown-#memory_int-unknown[x][x] + 2147483648 && !(y == x)) && unknown-#memory_int-unknown[y][y] <= 2147483647) && unknown-#memory_int-unknown[x][x] <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 146.8MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 591.55ms. Allocated memory is still 146.8MB. Free memory was 110.2MB in the beginning and 94.7MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.08ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 92.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.02ms. Allocated memory is still 146.8MB. Free memory was 92.7MB in the beginning and 91.7MB in the end (delta: 973.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 537.99ms. Allocated memory is still 146.8MB. Free memory was 91.7MB in the beginning and 78.0MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14679.96ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 78.0MB in the beginning and 154.5MB in the end (delta: -76.5MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. * Witness Printer took 91.69ms. Allocated memory is still 224.4MB. Free memory was 154.5MB in the beginning and 152.4MB 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! [2022-11-21 23:39:34,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c8d1388-997f-4685-9c5e-ecc08742bad6/bin/ukojak-jW3SillKbg/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