./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-1a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-1a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ae696ef581cbe995636ab4900ea04e2b993d78100fba8db2a87ca7d99c3a6d1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:32:12,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:32:12,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-23 22:32:12,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:32:12,911 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:32:12,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:32:12,938 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:32:12,938 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:32:12,939 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:32:12,940 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:32:12,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:32:12,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:32:12,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:32:12,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:32:12,943 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:32:12,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:32:12,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:32:12,945 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:32:12,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:32:12,946 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:32:12,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:32:12,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:32:12,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:32:12,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:32:12,950 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 22:32:12,950 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 22:32:12,951 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:32:12,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:32:12,952 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:32:12,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:32:12,969 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:32:12,969 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:32:12,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:32:12,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:32:12,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:32:12,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:32:12,972 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:32:12,972 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:32:12,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:32:12,973 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:32:12,974 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:32:12,975 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:32:12,976 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:32:12,976 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:32:12,977 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae696ef581cbe995636ab4900ea04e2b993d78100fba8db2a87ca7d99c3a6d1e [2023-11-23 22:32:13,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:32:13,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:32:13,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:32:13,352 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:32:13,353 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:32:13,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-1a.c [2023-11-23 22:32:16,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:32:16,840 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:32:16,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-1a.c [2023-11-23 22:32:16,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/data/4a60af21c/76b4f9687c0048e1beff6c611bd6ada6/FLAG0ab0e556d [2023-11-23 22:32:16,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/data/4a60af21c/76b4f9687c0048e1beff6c611bd6ada6 [2023-11-23 22:32:16,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:32:16,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:32:16,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:32:16,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:32:16,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:32:16,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:32:16" (1/1) ... [2023-11-23 22:32:16,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f17827e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:16, skipping insertion in model container [2023-11-23 22:32:16,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:32:16" (1/1) ... [2023-11-23 22:32:16,929 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:32:17,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:32:17,171 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:32:17,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:32:17,253 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:32:17,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17 WrapperNode [2023-11-23 22:32:17,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:32:17,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:32:17,255 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:32:17,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:32:17,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,325 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 546 [2023-11-23 22:32:17,325 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:32:17,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:32:17,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:32:17,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:32:17,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,342 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,357 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 22:32:17,357 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:32:17,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:32:17,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:32:17,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:32:17,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (1/1) ... [2023-11-23 22:32:17,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:32:17,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:32:17,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:32:17,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:32:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:32:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:32:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:32:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:32:17,624 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:32:17,626 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:32:17,666 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-23 22:32:18,273 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2023-11-23 22:32:18,273 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2023-11-23 22:32:18,274 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:32:18,371 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:32:18,372 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:32:18,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:32:18 BoogieIcfgContainer [2023-11-23 22:32:18,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:32:18,376 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:32:18,378 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:32:18,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:32:18,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:32:16" (1/3) ... [2023-11-23 22:32:18,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f505725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:32:18, skipping insertion in model container [2023-11-23 22:32:18,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:32:17" (2/3) ... [2023-11-23 22:32:18,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f505725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:32:18, skipping insertion in model container [2023-11-23 22:32:18,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:32:18" (3/3) ... [2023-11-23 22:32:18,389 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-1a.c [2023-11-23 22:32:18,406 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:32:18,406 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-23 22:32:18,465 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:32:18,472 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=PETRI_NET, 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;@352e16ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:32:18,473 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-23 22:32:18,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 124 states have (on average 1.7741935483870968) internal successors, (220), 126 states have internal predecessors, (220), 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) [2023-11-23 22:32:18,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 22:32:18,485 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:32:18,486 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:32:18,487 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2023-11-23 22:32:18,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:32:18,493 INFO L85 PathProgramCache]: Analyzing trace with hash 685555071, now seen corresponding path program 1 times [2023-11-23 22:32:18,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:32:18,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263867175] [2023-11-23 22:32:18,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:32:18,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:32:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:32:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:32:18,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:32:18,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263867175] [2023-11-23 22:32:18,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263867175] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:32:18,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:32:18,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:32:18,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836244434] [2023-11-23 22:32:18,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:32:18,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:32:18,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:32:18,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:32:18,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:32:18,892 INFO L87 Difference]: Start difference. First operand has 127 states, 124 states have (on average 1.7741935483870968) internal successors, (220), 126 states have internal predecessors, (220), 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) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2023-11-23 22:32:19,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:32:19,143 INFO L93 Difference]: Finished difference Result 249 states and 433 transitions. [2023-11-23 22:32:19,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:32:19,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) Word has length 16 [2023-11-23 22:32:19,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:32:19,158 INFO L225 Difference]: With dead ends: 249 [2023-11-23 22:32:19,158 INFO L226 Difference]: Without dead ends: 117 [2023-11-23 22:32:19,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:32:19,166 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 7 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:32:19,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 315 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 22:32:19,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-23 22:32:19,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2023-11-23 22:32:19,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 115 states have (on average 1.5565217391304347) internal successors, (179), 116 states have internal predecessors, (179), 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) [2023-11-23 22:32:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 179 transitions. [2023-11-23 22:32:19,221 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 179 transitions. Word has length 16 [2023-11-23 22:32:19,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:32:19,221 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 179 transitions. [2023-11-23 22:32:19,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2023-11-23 22:32:19,222 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2023-11-23 22:32:19,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 22:32:19,223 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:32:19,223 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:32:19,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 22:32:19,224 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2023-11-23 22:32:19,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:32:19,225 INFO L85 PathProgramCache]: Analyzing trace with hash -873040576, now seen corresponding path program 1 times [2023-11-23 22:32:19,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:32:19,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529863952] [2023-11-23 22:32:19,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:32:19,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:32:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:32:19,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 22:32:19,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:32:19,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529863952] [2023-11-23 22:32:19,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529863952] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:32:19,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:32:19,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:32:19,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392099530] [2023-11-23 22:32:19,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:32:19,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:32:19,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:32:19,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:32:19,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:32:19,352 INFO L87 Difference]: Start difference. First operand 117 states and 179 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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) [2023-11-23 22:32:19,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:32:19,405 INFO L93 Difference]: Finished difference Result 327 states and 502 transitions. [2023-11-23 22:32:19,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:32:19,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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) Word has length 26 [2023-11-23 22:32:19,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:32:19,409 INFO L225 Difference]: With dead ends: 327 [2023-11-23 22:32:19,409 INFO L226 Difference]: Without dead ends: 219 [2023-11-23 22:32:19,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:32:19,412 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 142 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:32:19,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 320 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 22:32:19,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2023-11-23 22:32:19,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2023-11-23 22:32:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 217 states have (on average 1.5299539170506913) internal successors, (332), 218 states have internal predecessors, (332), 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) [2023-11-23 22:32:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 332 transitions. [2023-11-23 22:32:19,436 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 332 transitions. Word has length 26 [2023-11-23 22:32:19,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:32:19,437 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 332 transitions. [2023-11-23 22:32:19,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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) [2023-11-23 22:32:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 332 transitions. [2023-11-23 22:32:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 22:32:19,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:32:19,438 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:32:19,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 22:32:19,439 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2023-11-23 22:32:19,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:32:19,440 INFO L85 PathProgramCache]: Analyzing trace with hash -873042498, now seen corresponding path program 1 times [2023-11-23 22:32:19,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:32:19,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996084375] [2023-11-23 22:32:19,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:32:19,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:32:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:32:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 22:32:19,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:32:19,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996084375] [2023-11-23 22:32:19,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996084375] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:32:19,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:32:19,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:32:19,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629061402] [2023-11-23 22:32:19,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:32:19,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:32:19,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:32:19,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:32:19,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:32:19,545 INFO L87 Difference]: Start difference. First operand 219 states and 332 transitions. Second operand has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 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) [2023-11-23 22:32:19,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:32:19,770 INFO L93 Difference]: Finished difference Result 526 states and 824 transitions. [2023-11-23 22:32:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:32:19,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 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) Word has length 26 [2023-11-23 22:32:19,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:32:19,779 INFO L225 Difference]: With dead ends: 526 [2023-11-23 22:32:19,780 INFO L226 Difference]: Without dead ends: 314 [2023-11-23 22:32:19,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:32:19,790 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 101 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:32:19,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 223 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 22:32:19,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2023-11-23 22:32:19,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 298. [2023-11-23 22:32:19,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 297 states have (on average 1.5925925925925926) internal successors, (473), 297 states have internal predecessors, (473), 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) [2023-11-23 22:32:19,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 473 transitions. [2023-11-23 22:32:19,843 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 473 transitions. Word has length 26 [2023-11-23 22:32:19,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:32:19,844 INFO L495 AbstractCegarLoop]: Abstraction has 298 states and 473 transitions. [2023-11-23 22:32:19,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 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) [2023-11-23 22:32:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 473 transitions. [2023-11-23 22:32:19,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 22:32:19,846 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:32:19,846 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:32:19,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 22:32:19,847 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2023-11-23 22:32:19,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:32:19,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1294513366, now seen corresponding path program 1 times [2023-11-23 22:32:19,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:32:19,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25033893] [2023-11-23 22:32:19,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:32:19,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:32:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:32:19,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 22:32:19,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:32:19,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25033893] [2023-11-23 22:32:19,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25033893] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:32:19,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:32:19,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:32:19,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155395250] [2023-11-23 22:32:19,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:32:19,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:32:19,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:32:19,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:32:19,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:32:19,941 INFO L87 Difference]: Start difference. First operand 298 states and 473 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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) [2023-11-23 22:32:20,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:32:20,130 INFO L93 Difference]: Finished difference Result 729 states and 1184 transitions. [2023-11-23 22:32:20,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:32:20,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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) Word has length 27 [2023-11-23 22:32:20,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:32:20,132 INFO L225 Difference]: With dead ends: 729 [2023-11-23 22:32:20,132 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 22:32:20,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:32:20,144 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 77 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:32:20,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 198 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 22:32:20,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 22:32:20,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 22:32:20,146 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) [2023-11-23 22:32:20,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 22:32:20,146 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2023-11-23 22:32:20,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:32:20,147 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 22:32:20,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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) [2023-11-23 22:32:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 22:32:20,147 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 22:32:20,153 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2023-11-23 22:32:20,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2023-11-23 22:32:20,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-23 22:32:20,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 22:32:20,174 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2023-11-23 22:32:20,174 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 252) no Hoare annotation was computed. [2023-11-23 22:32:20,175 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 551) no Hoare annotation was computed. [2023-11-23 22:32:20,175 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 562) no Hoare annotation was computed. [2023-11-23 22:32:20,175 INFO L899 garLoopResultBuilder]: For program point L235-2(lines 213 545) no Hoare annotation was computed. [2023-11-23 22:32:20,175 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 573) no Hoare annotation was computed. [2023-11-23 22:32:20,176 INFO L899 garLoopResultBuilder]: For program point L501-1(lines 501 513) no Hoare annotation was computed. [2023-11-23 22:32:20,176 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 439) no Hoare annotation was computed. [2023-11-23 22:32:20,176 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 242) no Hoare annotation was computed. [2023-11-23 22:32:20,176 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 550) no Hoare annotation was computed. [2023-11-23 22:32:20,177 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 561) no Hoare annotation was computed. [2023-11-23 22:32:20,177 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 572) no Hoare annotation was computed. [2023-11-23 22:32:20,177 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 540) no Hoare annotation was computed. [2023-11-23 22:32:20,178 INFO L899 garLoopResultBuilder]: For program point L504(lines 504 509) no Hoare annotation was computed. [2023-11-23 22:32:20,178 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 482) no Hoare annotation was computed. [2023-11-23 22:32:20,181 INFO L899 garLoopResultBuilder]: For program point L471-1(lines 471 482) no Hoare annotation was computed. [2023-11-23 22:32:20,183 INFO L899 garLoopResultBuilder]: For program point L273(lines 273 277) no Hoare annotation was computed. [2023-11-23 22:32:20,184 INFO L899 garLoopResultBuilder]: For program point L273-2(lines 213 545) no Hoare annotation was computed. [2023-11-23 22:32:20,184 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4433#1(lines 151 568) no Hoare annotation was computed. [2023-11-23 22:32:20,184 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 410) no Hoare annotation was computed. [2023-11-23 22:32:20,184 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 344) no Hoare annotation was computed. [2023-11-23 22:32:20,184 INFO L899 garLoopResultBuilder]: For program point L340-2(lines 213 545) no Hoare annotation was computed. [2023-11-23 22:32:20,185 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 549) no Hoare annotation was computed. [2023-11-23 22:32:20,185 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 560) no Hoare annotation was computed. [2023-11-23 22:32:20,185 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 571) no Hoare annotation was computed. [2023-11-23 22:32:20,186 INFO L902 garLoopResultBuilder]: At program point L109-1(lines 109 612) the Hoare annotation is: true [2023-11-23 22:32:20,187 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 479) no Hoare annotation was computed. [2023-11-23 22:32:20,187 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4417#1(lines 145 570) no Hoare annotation was computed. [2023-11-23 22:32:20,187 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 248) no Hoare annotation was computed. [2023-11-23 22:32:20,187 INFO L899 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2023-11-23 22:32:20,187 INFO L899 garLoopResultBuilder]: For program point L310-2(lines 310 314) no Hoare annotation was computed. [2023-11-23 22:32:20,188 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 559) no Hoare annotation was computed. [2023-11-23 22:32:20,188 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 570) no Hoare annotation was computed. [2023-11-23 22:32:20,189 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 581) no Hoare annotation was computed. [2023-11-23 22:32:20,189 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 447) no Hoare annotation was computed. [2023-11-23 22:32:20,189 INFO L899 garLoopResultBuilder]: For program point L443-2(lines 213 545) no Hoare annotation was computed. [2023-11-23 22:32:20,190 INFO L899 garLoopResultBuilder]: For program point L311(line 311) no Hoare annotation was computed. [2023-11-23 22:32:20,191 INFO L899 garLoopResultBuilder]: For program point L311-2(line 311) no Hoare annotation was computed. [2023-11-23 22:32:20,191 INFO L899 garLoopResultBuilder]: For program point L311-4(line 311) no Hoare annotation was computed. [2023-11-23 22:32:20,191 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4481#1(lines 175 560) no Hoare annotation was computed. [2023-11-23 22:32:20,191 INFO L899 garLoopResultBuilder]: For program point L378(lines 378 382) no Hoare annotation was computed. [2023-11-23 22:32:20,191 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4513#1(lines 187 556) no Hoare annotation was computed. [2023-11-23 22:32:20,192 INFO L899 garLoopResultBuilder]: For program point L412(lines 412 417) no Hoare annotation was computed. [2023-11-23 22:32:20,192 INFO L899 garLoopResultBuilder]: For program point L412-2(lines 412 417) no Hoare annotation was computed. [2023-11-23 22:32:20,193 INFO L899 garLoopResultBuilder]: For program point L313(line 313) no Hoare annotation was computed. [2023-11-23 22:32:20,193 INFO L899 garLoopResultBuilder]: For program point L313-2(line 313) no Hoare annotation was computed. [2023-11-23 22:32:20,193 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 558) no Hoare annotation was computed. [2023-11-23 22:32:20,193 INFO L899 garLoopResultBuilder]: For program point L313-4(line 313) no Hoare annotation was computed. [2023-11-23 22:32:20,197 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 569) no Hoare annotation was computed. [2023-11-23 22:32:20,197 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 580) no Hoare annotation was computed. [2023-11-23 22:32:20,198 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 92) no Hoare annotation was computed. [2023-11-23 22:32:20,198 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4449#1(lines 157 566) no Hoare annotation was computed. [2023-11-23 22:32:20,198 INFO L899 garLoopResultBuilder]: For program point L613(lines 76 630) no Hoare annotation was computed. [2023-11-23 22:32:20,201 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 557) no Hoare annotation was computed. [2023-11-23 22:32:20,201 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 568) no Hoare annotation was computed. [2023-11-23 22:32:20,202 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 579) no Hoare annotation was computed. [2023-11-23 22:32:20,202 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4497#1(lines 181 558) no Hoare annotation was computed. [2023-11-23 22:32:20,202 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 387) no Hoare annotation was computed. [2023-11-23 22:32:20,202 INFO L899 garLoopResultBuilder]: For program point L383-2(lines 383 387) no Hoare annotation was computed. [2023-11-23 22:32:20,203 INFO L899 garLoopResultBuilder]: For program point L284(line 284) no Hoare annotation was computed. [2023-11-23 22:32:20,203 INFO L899 garLoopResultBuilder]: For program point L284-1(line 284) no Hoare annotation was computed. [2023-11-23 22:32:20,203 INFO L899 garLoopResultBuilder]: For program point L218(lines 115 580) no Hoare annotation was computed. [2023-11-23 22:32:20,203 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4561#1(lines 199 552) no Hoare annotation was computed. [2023-11-23 22:32:20,204 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 610) no Hoare annotation was computed. [2023-11-23 22:32:20,204 INFO L899 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2023-11-23 22:32:20,205 INFO L899 garLoopResultBuilder]: For program point L87-2(lines 84 92) no Hoare annotation was computed. [2023-11-23 22:32:20,209 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 607) no Hoare annotation was computed. [2023-11-23 22:32:20,209 INFO L899 garLoopResultBuilder]: For program point L517-1(lines 213 545) no Hoare annotation was computed. [2023-11-23 22:32:20,210 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 357) no Hoare annotation was computed. [2023-11-23 22:32:20,210 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 290) no Hoare annotation was computed. [2023-11-23 22:32:20,211 INFO L899 garLoopResultBuilder]: For program point L319-1(lines 319 333) no Hoare annotation was computed. [2023-11-23 22:32:20,211 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 556) no Hoare annotation was computed. [2023-11-23 22:32:20,212 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 567) no Hoare annotation was computed. [2023-11-23 22:32:20,213 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 578) no Hoare annotation was computed. [2023-11-23 22:32:20,213 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 621) no Hoare annotation was computed. [2023-11-23 22:32:20,213 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 593) no Hoare annotation was computed. [2023-11-23 22:32:20,217 INFO L899 garLoopResultBuilder]: For program point L617-2(lines 617 621) no Hoare annotation was computed. [2023-11-23 22:32:20,217 INFO L899 garLoopResultBuilder]: For program point L584-2(lines 583 605) no Hoare annotation was computed. [2023-11-23 22:32:20,218 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4529#1(lines 193 554) no Hoare annotation was computed. [2023-11-23 22:32:20,218 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 590) no Hoare annotation was computed. [2023-11-23 22:32:20,218 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 459) no Hoare annotation was computed. [2023-11-23 22:32:20,218 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 22:32:20,218 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 227) no Hoare annotation was computed. [2023-11-23 22:32:20,219 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 555) no Hoare annotation was computed. [2023-11-23 22:32:20,219 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 566) no Hoare annotation was computed. [2023-11-23 22:32:20,219 INFO L899 garLoopResultBuilder]: For program point L223-2(lines 213 545) no Hoare annotation was computed. [2023-11-23 22:32:20,219 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 577) no Hoare annotation was computed. [2023-11-23 22:32:20,219 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4385#1(lines 133 574) no Hoare annotation was computed. [2023-11-23 22:32:20,219 INFO L899 garLoopResultBuilder]: For program point $Ultimate##192(lines 501 513) no Hoare annotation was computed. [2023-11-23 22:32:20,220 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2023-11-23 22:32:20,220 INFO L899 garLoopResultBuilder]: For program point $Ultimate##197(lines 517 521) no Hoare annotation was computed. [2023-11-23 22:32:20,220 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 327) no Hoare annotation was computed. [2023-11-23 22:32:20,220 INFO L899 garLoopResultBuilder]: For program point L323-2(lines 321 333) no Hoare annotation was computed. [2023-11-23 22:32:20,220 INFO L899 garLoopResultBuilder]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2023-11-23 22:32:20,220 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2023-11-23 22:32:20,221 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4369#1(lines 127 576) no Hoare annotation was computed. [2023-11-23 22:32:20,222 INFO L899 garLoopResultBuilder]: For program point $Ultimate##137(lines 319 333) no Hoare annotation was computed. [2023-11-23 22:32:20,222 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 264) no Hoare annotation was computed. [2023-11-23 22:32:20,223 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 554) no Hoare annotation was computed. [2023-11-23 22:32:20,223 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 565) no Hoare annotation was computed. [2023-11-23 22:32:20,223 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 576) no Hoare annotation was computed. [2023-11-23 22:32:20,223 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 284) no Hoare annotation was computed. [2023-11-23 22:32:20,223 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 102) no Hoare annotation was computed. [2023-11-23 22:32:20,224 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 76 630) no Hoare annotation was computed. [2023-11-23 22:32:20,225 INFO L899 garLoopResultBuilder]: For program point ssl3_connect_switch_1_4467#1(lines 163 564) no Hoare annotation was computed. [2023-11-23 22:32:20,226 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 284) no Hoare annotation was computed. [2023-11-23 22:32:20,226 INFO L899 garLoopResultBuilder]: For program point L95(lines 95 99) no Hoare annotation was computed. [2023-11-23 22:32:20,226 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 22:32:20,226 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 497) no Hoare annotation was computed. [2023-11-23 22:32:20,226 INFO L899 garLoopResultBuilder]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2023-11-23 22:32:20,226 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 303) no Hoare annotation was computed. [2023-11-23 22:32:20,227 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 553) no Hoare annotation was computed. [2023-11-23 22:32:20,227 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 564) no Hoare annotation was computed. [2023-11-23 22:32:20,227 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 575) no Hoare annotation was computed. [2023-11-23 22:32:20,227 INFO L899 garLoopResultBuilder]: For program point $Ultimate##209(lines 582 610) no Hoare annotation was computed. [2023-11-23 22:32:20,227 INFO L899 garLoopResultBuilder]: For program point L395(lines 395 399) no Hoare annotation was computed. [2023-11-23 22:32:20,227 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 366) no Hoare annotation was computed. [2023-11-23 22:32:20,228 INFO L899 garLoopResultBuilder]: For program point L628(lines 76 630) no Hoare annotation was computed. [2023-11-23 22:32:20,228 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 601) no Hoare annotation was computed. [2023-11-23 22:32:20,228 INFO L899 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2023-11-23 22:32:20,228 INFO L899 garLoopResultBuilder]: For program point L529-2(lines 529 533) no Hoare annotation was computed. [2023-11-23 22:32:20,228 INFO L899 garLoopResultBuilder]: For program point L298(lines 298 302) no Hoare annotation was computed. [2023-11-23 22:32:20,228 INFO L899 garLoopResultBuilder]: For program point L298-2(lines 213 545) no Hoare annotation was computed. [2023-11-23 22:32:20,229 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 552) no Hoare annotation was computed. [2023-11-23 22:32:20,229 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 563) no Hoare annotation was computed. [2023-11-23 22:32:20,229 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 574) no Hoare annotation was computed. [2023-11-23 22:32:20,229 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 468) no Hoare annotation was computed. [2023-11-23 22:32:20,233 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-23 22:32:20,235 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 22:32:20,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:32:20 BoogieIcfgContainer [2023-11-23 22:32:20,248 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 22:32:20,250 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 22:32:20,250 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 22:32:20,250 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 22:32:20,251 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:32:18" (3/4) ... [2023-11-23 22:32:20,253 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 22:32:20,280 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-23 22:32:20,281 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-23 22:32:20,282 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 22:32:20,284 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 22:32:20,477 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/witness.graphml [2023-11-23 22:32:20,478 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/witness.yml [2023-11-23 22:32:20,478 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 22:32:20,479 INFO L158 Benchmark]: Toolchain (without parser) took 3604.02ms. Allocated memory was 115.3MB in the beginning and 180.4MB in the end (delta: 65.0MB). Free memory was 72.8MB in the beginning and 77.9MB in the end (delta: -5.0MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2023-11-23 22:32:20,479 INFO L158 Benchmark]: CDTParser took 1.36ms. Allocated memory is still 115.3MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:32:20,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.75ms. Allocated memory is still 115.3MB. Free memory was 72.8MB in the beginning and 57.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 22:32:20,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.83ms. Allocated memory is still 115.3MB. Free memory was 57.4MB in the beginning and 54.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 22:32:20,480 INFO L158 Benchmark]: Boogie Preprocessor took 64.37ms. Allocated memory is still 115.3MB. Free memory was 54.3MB in the beginning and 51.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 22:32:20,480 INFO L158 Benchmark]: RCFGBuilder took 981.98ms. Allocated memory was 115.3MB in the beginning and 180.4MB in the end (delta: 65.0MB). Free memory was 51.1MB in the beginning and 125.1MB in the end (delta: -74.0MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-23 22:32:20,481 INFO L158 Benchmark]: TraceAbstraction took 1872.25ms. Allocated memory is still 180.4MB. Free memory was 123.9MB in the beginning and 88.3MB in the end (delta: 35.6MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2023-11-23 22:32:20,481 INFO L158 Benchmark]: Witness Printer took 227.92ms. Allocated memory is still 180.4MB. Free memory was 88.3MB in the beginning and 77.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 22:32:20,485 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36ms. Allocated memory is still 115.3MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.75ms. Allocated memory is still 115.3MB. Free memory was 72.8MB in the beginning and 57.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.83ms. Allocated memory is still 115.3MB. Free memory was 57.4MB in the beginning and 54.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.37ms. Allocated memory is still 115.3MB. Free memory was 54.3MB in the beginning and 51.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 981.98ms. Allocated memory was 115.3MB in the beginning and 180.4MB in the end (delta: 65.0MB). Free memory was 51.1MB in the beginning and 125.1MB in the end (delta: -74.0MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1872.25ms. Allocated memory is still 180.4MB. Free memory was 123.9MB in the beginning and 88.3MB in the end (delta: 35.6MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * Witness Printer took 227.92ms. Allocated memory is still 180.4MB. Free memory was 88.3MB in the beginning and 77.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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: 284]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 284]: 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 1 procedures, 127 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 327 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 327 mSDsluCounter, 1056 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 354 mSDsCounter, 87 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 379 IncrementalHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 87 mSolverCounterUnsat, 702 mSDtfsCounter, 379 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=298occurred in iteration=3, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 16 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 9 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 91 ConstructedInterpolants, 0 QuantifiedInterpolants, 155 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 6/6 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: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 22:32:20,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425ba243-1b03-4850-a41f-cf8e19016139/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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