./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15f2c27c8ff19b1764b20b7d08d4582e2b047f4871dbacc2fd506a74654d4ef0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:04:37,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:04:37,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-12-02 14:04:37,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:04:37,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:04:37,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:04:37,260 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:04:37,261 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:04:37,261 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:04:37,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:04:37,262 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:04:37,263 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:04:37,263 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:04:37,264 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 14:04:37,264 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:04:37,265 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:04:37,265 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 14:04:37,266 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 14:04:37,266 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:04:37,267 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 14:04:37,267 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 14:04:37,268 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 14:04:37,269 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:04:37,269 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:04:37,270 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:04:37,270 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 14:04:37,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:04:37,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:04:37,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:04:37,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:04:37,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:04:37,273 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 14:04:37,273 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 14:04:37,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:04:37,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:04:37,274 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:04:37,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:04:37,275 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:04:37,276 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:04:37,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:04:37,276 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:04:37,277 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:04:37,277 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:04:37,277 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 14:04:37,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 14:04:37,278 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:04:37,278 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:04:37,278 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:04:37,278 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:04:37,278 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15f2c27c8ff19b1764b20b7d08d4582e2b047f4871dbacc2fd506a74654d4ef0 [2023-12-02 14:04:37,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:04:37,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:04:37,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:04:37,535 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:04:37,536 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:04:37,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2023-12-02 14:04:40,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:04:40,566 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:04:40,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2023-12-02 14:04:40,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/data/b3ebc3251/ddabf2fc933e4007bb1edbd4cc7b2b84/FLAG2a42118f2 [2023-12-02 14:04:40,592 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/data/b3ebc3251/ddabf2fc933e4007bb1edbd4cc7b2b84 [2023-12-02 14:04:40,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:04:40,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:04:40,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:04:40,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:04:40,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:04:40,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30616203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40, skipping insertion in model container [2023-12-02 14:04:40,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,634 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:04:40,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:04:40,841 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:04:40,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:04:40,879 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:04:40,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40 WrapperNode [2023-12-02 14:04:40,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:04:40,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:04:40,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:04:40,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:04:40,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,921 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-12-02 14:04:40,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:04:40,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:04:40,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:04:40,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:04:40,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,937 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:04:40,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:04:40,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:04:40,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:04:40,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (1/1) ... [2023-12-02 14:04:40,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:04:40,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:04:40,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:04:40,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:04:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:04:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:04:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:04:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 14:04:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:04:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:04:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 14:04:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 14:04:41,085 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:04:41,088 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:04:41,348 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:04:41,389 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:04:41,389 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:04:41,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:04:41 BoogieIcfgContainer [2023-12-02 14:04:41,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:04:41,395 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:04:41,395 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:04:41,398 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:04:41,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:04:40" (1/3) ... [2023-12-02 14:04:41,399 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d0eacf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:04:41, skipping insertion in model container [2023-12-02 14:04:41,399 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:04:40" (2/3) ... [2023-12-02 14:04:41,400 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d0eacf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:04:41, skipping insertion in model container [2023-12-02 14:04:41,400 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:04:41" (3/3) ... [2023-12-02 14:04:41,401 INFO L112 eAbstractionObserver]: Analyzing ICFG geo2-ll_valuebound1.c [2023-12-02 14:04:41,421 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:04:41,421 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2023-12-02 14:04:41,470 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:04:41,476 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@442a53d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:04:41,477 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2023-12-02 14:04:41,480 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 36 states have (on average 1.8333333333333333) internal successors, (66), 64 states have internal predecessors, (66), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-12-02 14:04:41,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 14:04:41,487 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:04:41,487 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:04:41,488 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 25 more)] === [2023-12-02 14:04:41,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:04:41,493 INFO L85 PathProgramCache]: Analyzing trace with hash 587997184, now seen corresponding path program 1 times [2023-12-02 14:04:41,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 14:04:41,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340506184] [2023-12-02 14:04:41,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:04:41,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 14:04:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:04:41,640 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 14:04:41,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340506184] [2023-12-02 14:04:41,641 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-02 14:04:41,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [493948294] [2023-12-02 14:04:41,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:04:41,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:04:41,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:04:41,646 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:04:41,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 14:04:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:04:41,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 14:04:41,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:04:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 14:04:41,733 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:04:41,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [493948294] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:04:41,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:04:41,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 14:04:41,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026441565] [2023-12-02 14:04:41,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:04:41,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 14:04:41,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 14:04:41,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 14:04:41,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:04:41,772 INFO L87 Difference]: Start difference. First operand has 71 states, 36 states have (on average 1.8333333333333333) internal successors, (66), 64 states have internal predecessors, (66), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-02 14:04:41,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:04:41,804 INFO L93 Difference]: Finished difference Result 96 states and 98 transitions. [2023-12-02 14:04:41,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 14:04:41,807 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 11 [2023-12-02 14:04:41,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:04:41,816 INFO L225 Difference]: With dead ends: 96 [2023-12-02 14:04:41,816 INFO L226 Difference]: Without dead ends: 68 [2023-12-02 14:04:41,819 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:04:41,824 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 14:04:41,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 69 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 14:04:41,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-12-02 14:04:41,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2023-12-02 14:04:41,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 35 states have (on average 1.8) internal successors, (63), 62 states have internal predecessors, (63), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-12-02 14:04:41,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 69 transitions. [2023-12-02 14:04:41,869 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 69 transitions. Word has length 11 [2023-12-02 14:04:41,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:04:41,871 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 69 transitions. [2023-12-02 14:04:41,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-02 14:04:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2023-12-02 14:04:41,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 14:04:41,873 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:04:41,873 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:04:41,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 14:04:42,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 14:04:42,074 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 25 more)] === [2023-12-02 14:04:42,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:04:42,075 INFO L85 PathProgramCache]: Analyzing trace with hash 587993729, now seen corresponding path program 1 times [2023-12-02 14:04:42,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 14:04:42,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597161090] [2023-12-02 14:04:42,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:04:42,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 14:04:42,092 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 14:04:42,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [953729143] [2023-12-02 14:04:42,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:04:42,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:04:42,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:04:42,094 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:04:42,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 14:04:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:04:42,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 14:04:42,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:04:42,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 14:04:42,232 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:04:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 14:04:42,309 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 14:04:42,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597161090] [2023-12-02 14:04:42,309 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 14:04:42,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953729143] [2023-12-02 14:04:42,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [953729143] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:04:42,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [697570256] [2023-12-02 14:04:42,327 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2023-12-02 14:04:42,327 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 14:04:42,331 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 14:04:42,337 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 14:04:42,337 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 14:04:42,773 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 68 for LOIs [2023-12-02 14:04:42,846 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 14:04:43,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [697570256] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:04:43,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 14:04:43,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [4, 4] total 13 [2023-12-02 14:04:43,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850268689] [2023-12-02 14:04:43,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:04:43,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-02 14:04:43,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 14:04:43,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-02 14:04:43,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-12-02 14:04:43,532 INFO L87 Difference]: Start difference. First operand 68 states and 69 transitions. Second operand has 9 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-12-02 14:04:43,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:04:43,764 INFO L93 Difference]: Finished difference Result 93 states and 114 transitions. [2023-12-02 14:04:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 14:04:43,765 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 11 [2023-12-02 14:04:43,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:04:43,766 INFO L225 Difference]: With dead ends: 93 [2023-12-02 14:04:43,766 INFO L226 Difference]: Without dead ends: 0 [2023-12-02 14:04:43,767 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-12-02 14:04:43,769 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 80 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 14:04:43,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 10 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 14:04:43,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-02 14:04:43,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-02 14:04:43,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 14:04:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-02 14:04:43,771 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2023-12-02 14:04:43,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:04:43,772 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-02 14:04:43,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-12-02 14:04:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-02 14:04:43,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 14:04:43,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 28 remaining) [2023-12-02 14:04:43,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 28 remaining) [2023-12-02 14:04:43,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 28 remaining) [2023-12-02 14:04:43,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 28 remaining) [2023-12-02 14:04:43,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 28 remaining) [2023-12-02 14:04:43,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 28 remaining) [2023-12-02 14:04:43,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 28 remaining) [2023-12-02 14:04:43,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 28 remaining) [2023-12-02 14:04:43,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 28 remaining) [2023-12-02 14:04:43,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 28 remaining) [2023-12-02 14:04:43,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 28 remaining) [2023-12-02 14:04:43,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 28 remaining) [2023-12-02 14:04:43,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 28 remaining) [2023-12-02 14:04:43,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 28 remaining) [2023-12-02 14:04:43,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 28 remaining) [2023-12-02 14:04:43,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 28 remaining) [2023-12-02 14:04:43,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 28 remaining) [2023-12-02 14:04:43,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 28 remaining) [2023-12-02 14:04:43,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 28 remaining) [2023-12-02 14:04:43,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 28 remaining) [2023-12-02 14:04:43,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 28 remaining) [2023-12-02 14:04:43,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 28 remaining) [2023-12-02 14:04:43,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 28 remaining) [2023-12-02 14:04:43,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 28 remaining) [2023-12-02 14:04:43,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 28 remaining) [2023-12-02 14:04:43,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 28 remaining) [2023-12-02 14:04:43,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 28 remaining) [2023-12-02 14:04:43,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 28 remaining) [2023-12-02 14:04:43,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-02 14:04:43,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-02 14:04:43,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-02 14:04:44,151 INFO L895 garLoopResultBuilder]: At program point L35-2(lines 35 44) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 |ULTIMATE.start_main_~k~0#1|) (= (select |#length| 3) 12) (<= |ULTIMATE.start_main_~k~0#1| 1) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~c~0#1| 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= |ULTIMATE.start_main_~x~0#1| 1) (<= |ULTIMATE.start_main_~z~0#1| 1) (= |ULTIMATE.start_main_~y~0#1| 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= 10 (select |#length| 2)) (= (select .cse0 1) 0) (<= 0 |ULTIMATE.start_main_~z~0#1|))) [2023-12-02 14:04:44,151 INFO L899 garLoopResultBuilder]: For program point L35-3(lines 35 44) no Hoare annotation was computed. [2023-12-02 14:04:44,151 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,152 INFO L895 garLoopResultBuilder]: At program point L27(line 27) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) (<= 1 |#StackHeapBarrier|) (<= |ULTIMATE.start_main_~z~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~z~0#1| 2147483648)) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= 10 (select |#length| 2)) (= (select .cse0 1) 0))) [2023-12-02 14:04:44,152 INFO L899 garLoopResultBuilder]: For program point L27-1(line 27) no Hoare annotation was computed. [2023-12-02 14:04:44,152 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,152 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,152 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,152 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2023-12-02 14:04:44,153 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-12-02 14:04:44,153 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,153 INFO L899 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,153 INFO L899 garLoopResultBuilder]: For program point L36-1(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,153 INFO L899 garLoopResultBuilder]: For program point L36-2(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,153 INFO L899 garLoopResultBuilder]: For program point L36-3(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,154 INFO L899 garLoopResultBuilder]: For program point L36-4(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,154 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,154 INFO L899 garLoopResultBuilder]: For program point L36-5(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,154 INFO L899 garLoopResultBuilder]: For program point L36-6(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,154 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,154 INFO L899 garLoopResultBuilder]: For program point L36-7(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,155 INFO L899 garLoopResultBuilder]: For program point L36-8(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,155 INFO L899 garLoopResultBuilder]: For program point L36-9(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,155 INFO L895 garLoopResultBuilder]: At program point L36-10(line 36) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 |ULTIMATE.start_main_~k~0#1|) (= (select |#length| 3) 12) (<= |ULTIMATE.start_main_~k~0#1| 1) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~c~0#1| 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= |ULTIMATE.start_main_~x~0#1| 1) (<= |ULTIMATE.start_main_~z~0#1| 1) (= |ULTIMATE.start_main_~y~0#1| 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= 10 (select |#length| 2)) (= (select .cse0 1) 0) (<= 0 |ULTIMATE.start_main_~z~0#1|))) [2023-12-02 14:04:44,155 INFO L899 garLoopResultBuilder]: For program point L36-11(lines 35 44) no Hoare annotation was computed. [2023-12-02 14:04:44,155 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 43) no Hoare annotation was computed. [2023-12-02 14:04:44,156 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,156 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,156 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2023-12-02 14:04:44,156 INFO L899 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,156 INFO L899 garLoopResultBuilder]: For program point L45-1(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,156 INFO L899 garLoopResultBuilder]: For program point L45-2(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,157 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,157 INFO L899 garLoopResultBuilder]: For program point L45-3(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,157 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-12-02 14:04:44,157 INFO L899 garLoopResultBuilder]: For program point L45-4(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,157 INFO L899 garLoopResultBuilder]: For program point L41-1(line 41) no Hoare annotation was computed. [2023-12-02 14:04:44,157 INFO L899 garLoopResultBuilder]: For program point L45-5(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,158 INFO L899 garLoopResultBuilder]: For program point L45-6(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,158 INFO L899 garLoopResultBuilder]: For program point L45-7(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,158 INFO L899 garLoopResultBuilder]: For program point L45-8(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,158 INFO L902 garLoopResultBuilder]: At program point L45-9(line 45) the Hoare annotation is: true [2023-12-02 14:04:44,158 INFO L899 garLoopResultBuilder]: For program point L45-10(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,158 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,159 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-02 14:04:44,159 INFO L895 garLoopResultBuilder]: At program point L29(line 29) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) (<= 1 |#StackHeapBarrier|) (<= 0 (+ |ULTIMATE.start_main_~k~0#1| 2147483648)) (= 2 (select |#length| 1)) (<= |ULTIMATE.start_main_~k~0#1| 2147483647) (= (select |#valid| 3) 1) (<= |ULTIMATE.start_main_~z~0#1| 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= 10 (select |#length| 2)) (= (select .cse0 1) 0) (<= 0 |ULTIMATE.start_main_~z~0#1|))) [2023-12-02 14:04:44,159 INFO L899 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2023-12-02 14:04:44,159 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,160 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 43) no Hoare annotation was computed. [2023-12-02 14:04:44,160 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,160 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,160 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2023-12-02 14:04:44,160 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,161 INFO L899 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2023-12-02 14:04:44,161 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-02 14:04:44,161 INFO L899 garLoopResultBuilder]: For program point L42-1(line 42) no Hoare annotation was computed. [2023-12-02 14:04:44,161 INFO L899 garLoopResultBuilder]: For program point L42-2(line 42) no Hoare annotation was computed. [2023-12-02 14:04:44,161 INFO L899 garLoopResultBuilder]: For program point L42-3(line 42) no Hoare annotation was computed. [2023-12-02 14:04:44,161 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,162 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,162 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,162 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-12-02 14:04:44,162 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2023-12-02 14:04:44,162 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-12-02 14:04:44,162 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-12-02 14:04:44,163 INFO L899 garLoopResultBuilder]: For program point L43-1(line 43) no Hoare annotation was computed. [2023-12-02 14:04:44,163 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-12-02 14:04:44,163 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 11 13) the Hoare annotation is: true [2023-12-02 14:04:44,163 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 11 13) no Hoare annotation was computed. [2023-12-02 14:04:44,163 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 14 20) no Hoare annotation was computed. [2023-12-02 14:04:44,164 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: true [2023-12-02 14:04:44,167 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-02 14:04:44,169 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 14:04:44,183 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated [2023-12-02 14:04:44,184 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-12-02 14:04:44,184 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated [2023-12-02 14:04:44,185 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-12-02 14:04:44,185 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-12-02 14:04:44,185 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-12-02 14:04:44,185 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-12-02 14:04:44,186 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-12-02 14:04:44,186 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-12-02 14:04:44,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:04:44 BoogieIcfgContainer [2023-12-02 14:04:44,187 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 14:04:44,188 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 14:04:44,188 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 14:04:44,188 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 14:04:44,188 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:04:41" (3/4) ... [2023-12-02 14:04:44,190 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 14:04:44,193 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 14:04:44,193 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 14:04:44,199 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-12-02 14:04:44,200 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-02 14:04:44,200 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 14:04:44,200 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 14:04:44,280 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 14:04:44,280 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 14:04:44,280 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 14:04:44,281 INFO L158 Benchmark]: Toolchain (without parser) took 3684.54ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 117.8MB in the beginning and 87.8MB in the end (delta: 29.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-12-02 14:04:44,281 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:04:44,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.61ms. Allocated memory is still 153.1MB. Free memory was 117.8MB in the beginning and 107.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 14:04:44,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.59ms. Allocated memory is still 153.1MB. Free memory was 107.3MB in the beginning and 105.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:04:44,283 INFO L158 Benchmark]: Boogie Preprocessor took 22.35ms. Allocated memory is still 153.1MB. Free memory was 105.6MB in the beginning and 104.7MB in the end (delta: 896.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 14:04:44,283 INFO L158 Benchmark]: RCFGBuilder took 446.48ms. Allocated memory is still 153.1MB. Free memory was 104.3MB in the beginning and 88.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 14:04:44,284 INFO L158 Benchmark]: TraceAbstraction took 2792.28ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 88.0MB in the beginning and 93.1MB in the end (delta: -5.1MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-12-02 14:04:44,284 INFO L158 Benchmark]: Witness Printer took 92.88ms. Allocated memory is still 184.5MB. Free memory was 93.1MB in the beginning and 87.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 14:04:44,286 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.61ms. Allocated memory is still 153.1MB. Free memory was 117.8MB in the beginning and 107.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.59ms. Allocated memory is still 153.1MB. Free memory was 107.3MB in the beginning and 105.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.35ms. Allocated memory is still 153.1MB. Free memory was 105.6MB in the beginning and 104.7MB in the end (delta: 896.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.48ms. Allocated memory is still 153.1MB. Free memory was 104.3MB in the beginning and 88.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2792.28ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 88.0MB in the beginning and 93.1MB in the end (delta: -5.1MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Witness Printer took 92.88ms. Allocated memory is still 184.5MB. Free memory was 93.1MB in the beginning and 87.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 71 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 81 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 79 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 67 IncrementalHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 76 mSDtfsCounter, 67 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 11 PreInvPairs, 14 NumberOfFragments, 279 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 359 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 96 SizeOfPredicates, 1 NumberOfNonLiveVariables, 98 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 4/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 0.5s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 10, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 7, TOOLS_POST_TIME: 0.1s, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME: 0.2s, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME: 0.1s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 17, TOOLS_QUANTIFIERELIM_TIME: 0.4s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 27, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME: 0.1s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 77, DAG_COMPRESSION_RETAINED_NODES: 30, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 28 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: (((((((0 <= k) && (k <= 1)) && (c == 1)) && (x == 1)) && (z <= 1)) && (y == 1)) && (0 <= z)) RESULT: Ultimate proved your program to be correct! [2023-12-02 14:04:44,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a32e6ab-0be4-4ebf-af47-3fdc350d1cd8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE