./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx --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 765142a1ef820c0c2cf2fa98a3978a1412f5a1196c629c20848264001100dcc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:23:51,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:23:51,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 22:23:51,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:23:51,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:23:51,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:23:51,606 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:23:51,606 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:23:51,607 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:23:51,608 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:23:51,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:23:51,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:23:51,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:23:51,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:23:51,611 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:23:51,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:23:51,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:23:51,613 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:23:51,613 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:23:51,614 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:23:51,614 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:23:51,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:23:51,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:23:51,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:23:51,617 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:23:51,629 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:23:51,630 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:23:51,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:23:51,631 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:23:51,632 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:23:51,637 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:23:51,638 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:23:51,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:23:51,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:51,639 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:23:51,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:23:51,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:23:51,640 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:23:51,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:23:51,641 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:23:51,642 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:23:51,642 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:23:51,642 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:23:51,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:23:51,643 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_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 765142a1ef820c0c2cf2fa98a3978a1412f5a1196c629c20848264001100dcc9 [2023-11-21 22:23:51,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:23:51,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:23:51,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:23:51,979 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:23:51,979 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:23:51,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i [2023-11-21 22:23:55,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:23:55,548 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:23:55,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i [2023-11-21 22:23:55,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/data/905ae285e/bb2d14bb0ab340959d9674954de3f750/FLAGf05f6695f [2023-11-21 22:23:55,602 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/data/905ae285e/bb2d14bb0ab340959d9674954de3f750 [2023-11-21 22:23:55,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:23:55,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:23:55,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:55,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:23:55,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:23:55,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:55" (1/1) ... [2023-11-21 22:23:55,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691f83c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:55, skipping insertion in model container [2023-11-21 22:23:55,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:55" (1/1) ... [2023-11-21 22:23:55,708 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:23:56,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:56,525 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:23:56,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:56,743 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:23:56,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56 WrapperNode [2023-11-21 22:23:56,744 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:56,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:56,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:23:56,746 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:23:56,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:56,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:56,871 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1504 [2023-11-21 22:23:56,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:56,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:23:56,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:23:56,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:23:56,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:56,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:56,898 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:56,995 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:23:56,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:56,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:57,047 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:57,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:57,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:57,076 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:57,114 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:23:57,115 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:23:57,115 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:23:57,115 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:23:57,116 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:57,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:57,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:23:57,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:23:57,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:23:57,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:23:57,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 22:23:57,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 22:23:57,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:23:57,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:23:57,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:23:57,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:23:57,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:23:57,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:23:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:23:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:23:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:23:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:23:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:23:57,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:23:57,446 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:23:57,449 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:23:59,348 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:24:01,616 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:24:01,617 INFO L308 CfgBuilder]: Removed 60 assume(true) statements. [2023-11-21 22:24:01,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:24:01 BoogieIcfgContainer [2023-11-21 22:24:01,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:24:01,623 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:24:01,623 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:24:01,626 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:24:01,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:23:55" (1/3) ... [2023-11-21 22:24:01,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2ed1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:24:01, skipping insertion in model container [2023-11-21 22:24:01,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56" (2/3) ... [2023-11-21 22:24:01,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2ed1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:24:01, skipping insertion in model container [2023-11-21 22:24:01,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:24:01" (3/3) ... [2023-11-21 22:24:01,633 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test4-1.i [2023-11-21 22:24:01,653 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:24:01,653 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-11-21 22:24:01,714 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:24:01,721 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;@1c40a46a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:24:01,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-11-21 22:24:01,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 143 states, 118 states have (on average 1.7542372881355932) internal successors, (207), 134 states have internal predecessors, (207), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-21 22:24:01,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 22:24:01,732 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:01,733 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-21 22:24:01,733 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-21 22:24:01,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:01,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1603346, now seen corresponding path program 1 times [2023-11-21 22:24:01,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:01,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061721754] [2023-11-21 22:24:01,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:01,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:24:01,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:01,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061721754] [2023-11-21 22:24:01,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061721754] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:01,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:01,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-21 22:24:01,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270077627] [2023-11-21 22:24:01,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:01,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 22:24:01,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:02,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:24:02,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:24:02,044 INFO L87 Difference]: Start difference. First operand has 143 states, 118 states have (on average 1.7542372881355932) internal successors, (207), 134 states have internal predecessors, (207), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-21 22:24:04,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:06,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:08,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:10,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:12,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-21 22:24:12,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:12,118 INFO L93 Difference]: Finished difference Result 284 states and 477 transitions. [2023-11-21 22:24:12,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:24:12,126 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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 3 [2023-11-21 22:24:12,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:12,136 INFO L225 Difference]: With dead ends: 284 [2023-11-21 22:24:12,136 INFO L226 Difference]: Without dead ends: 141 [2023-11-21 22:24:12,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:24:12,142 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:12,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 151 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 4 Unknown, 0 Unchecked, 10.0s Time] [2023-11-21 22:24:12,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-21 22:24:12,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2023-11-21 22:24:12,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 118 states have (on average 1.228813559322034) internal successors, (145), 132 states have internal predecessors, (145), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-21 22:24:12,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 177 transitions. [2023-11-21 22:24:12,198 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 177 transitions. Word has length 3 [2023-11-21 22:24:12,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:12,199 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 177 transitions. [2023-11-21 22:24:12,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-21 22:24:12,200 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 177 transitions. [2023-11-21 22:24:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 22:24:12,200 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:12,200 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-21 22:24:12,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:24:12,201 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-21 22:24:12,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:12,202 INFO L85 PathProgramCache]: Analyzing trace with hash 49454198, now seen corresponding path program 1 times [2023-11-21 22:24:12,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:12,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286535842] [2023-11-21 22:24:12,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:12,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:12,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:24:12,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:12,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286535842] [2023-11-21 22:24:12,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286535842] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:12,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:12,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:24:12,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018926723] [2023-11-21 22:24:12,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:12,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:24:12,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:12,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:24:12,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:24:12,255 INFO L87 Difference]: Start difference. First operand 141 states and 177 transitions. Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-21 22:24:14,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:16,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:18,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:20,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:22,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:24,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:27,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:29,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:31,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:33,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:36,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:36,084 INFO L93 Difference]: Finished difference Result 276 states and 348 transitions. [2023-11-21 22:24:36,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:24:36,090 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2023-11-21 22:24:36,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:36,094 INFO L225 Difference]: With dead ends: 276 [2023-11-21 22:24:36,094 INFO L226 Difference]: Without dead ends: 248 [2023-11-21 22:24:36,095 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 [2023-11-21 22:24:36,096 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 112 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 1 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:36,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 312 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 64 Invalid, 9 Unknown, 0 Unchecked, 23.8s Time] [2023-11-21 22:24:36,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-21 22:24:36,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 142. [2023-11-21 22:24:36,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 119 states have (on average 1.226890756302521) internal successors, (146), 133 states have internal predecessors, (146), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-21 22:24:36,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 178 transitions. [2023-11-21 22:24:36,130 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 178 transitions. Word has length 4 [2023-11-21 22:24:36,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:36,131 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 178 transitions. [2023-11-21 22:24:36,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-21 22:24:36,131 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 178 transitions. [2023-11-21 22:24:36,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 22:24:36,132 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:36,132 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-21 22:24:36,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:24:36,133 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-21 22:24:36,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:36,133 INFO L85 PathProgramCache]: Analyzing trace with hash 49703785, now seen corresponding path program 1 times [2023-11-21 22:24:36,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:36,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877764457] [2023-11-21 22:24:36,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:36,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:36,191 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:24:36,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1248786559] [2023-11-21 22:24:36,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:36,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:24:36,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:24:36,200 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:24:36,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:24:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:36,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:24:36,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:24:36,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:24:36,479 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:24:36,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:36,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877764457] [2023-11-21 22:24:36,480 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:24:36,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248786559] [2023-11-21 22:24:36,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248786559] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:36,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:36,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-21 22:24:36,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124520534] [2023-11-21 22:24:36,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:36,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:24:36,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:36,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:24:36,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:24:36,490 INFO L87 Difference]: Start difference. First operand 142 states and 178 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-21 22:24:38,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:41,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:43,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:45,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-21 22:24:45,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:45,258 INFO L93 Difference]: Finished difference Result 205 states and 251 transitions. [2023-11-21 22:24:45,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:24:45,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2023-11-21 22:24:45,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:45,267 INFO L225 Difference]: With dead ends: 205 [2023-11-21 22:24:45,267 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:24:45,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:24:45,270 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 61 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:45,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 61 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 8.8s Time] [2023-11-21 22:24:45,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:24:45,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:24:45,272 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) [2023-11-21 22:24:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:24:45,273 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2023-11-21 22:24:45,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:45,273 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:24:45,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-21 22:24:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:24:45,273 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:24:45,276 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2023-11-21 22:24:45,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2023-11-21 22:24:45,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2023-11-21 22:24:45,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2023-11-21 22:24:45,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2023-11-21 22:24:45,278 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2023-11-21 22:24:45,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:24:45,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:24:45,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:24:45,596 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:24:45,596 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:24:45,597 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:24:45,597 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 751) no Hoare annotation was computed. [2023-11-21 22:24:45,597 INFO L899 garLoopResultBuilder]: For program point L758-170(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,597 INFO L895 garLoopResultBuilder]: At program point L758-171(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,598 INFO L899 garLoopResultBuilder]: For program point L758-172(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,598 INFO L899 garLoopResultBuilder]: For program point L758-173(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,598 INFO L895 garLoopResultBuilder]: At program point L758-174(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,598 INFO L899 garLoopResultBuilder]: For program point L758-175(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,599 INFO L895 garLoopResultBuilder]: At program point L758-176(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,599 INFO L899 garLoopResultBuilder]: For program point L758-178(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,599 INFO L899 garLoopResultBuilder]: For program point L758-180(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,599 INFO L895 garLoopResultBuilder]: At program point L758-182(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,599 INFO L899 garLoopResultBuilder]: For program point L758-183(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,600 INFO L899 garLoopResultBuilder]: For program point L758-184(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,600 INFO L895 garLoopResultBuilder]: At program point L758-186(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,600 INFO L899 garLoopResultBuilder]: For program point L758-187(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,600 INFO L899 garLoopResultBuilder]: For program point L758-188(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,601 INFO L895 garLoopResultBuilder]: At program point L758-189(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,601 INFO L899 garLoopResultBuilder]: For program point L758-190(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,601 INFO L899 garLoopResultBuilder]: For program point L758-193(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,601 INFO L895 garLoopResultBuilder]: At program point L758-194(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,601 INFO L899 garLoopResultBuilder]: For program point L759-169(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,602 INFO L895 garLoopResultBuilder]: At program point L759-170(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,602 INFO L899 garLoopResultBuilder]: For program point L758-202(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,602 INFO L899 garLoopResultBuilder]: For program point L759-171(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,602 INFO L895 garLoopResultBuilder]: At program point L758-203(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,602 INFO L899 garLoopResultBuilder]: For program point L759-172(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,603 INFO L895 garLoopResultBuilder]: At program point L759-173(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,603 INFO L899 garLoopResultBuilder]: For program point L759-174(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,603 INFO L895 garLoopResultBuilder]: At program point L759-175(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,603 INFO L899 garLoopResultBuilder]: For program point L759-177(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,604 INFO L899 garLoopResultBuilder]: For program point L758-210(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,604 INFO L899 garLoopResultBuilder]: For program point L759-179(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,604 INFO L899 garLoopResultBuilder]: For program point L758-212(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,604 INFO L895 garLoopResultBuilder]: At program point L759-181(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,604 INFO L899 garLoopResultBuilder]: For program point L759-182(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,605 INFO L895 garLoopResultBuilder]: At program point L758-214(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,605 INFO L899 garLoopResultBuilder]: For program point L759-183(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,605 INFO L899 garLoopResultBuilder]: For program point L758-215(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,605 INFO L895 garLoopResultBuilder]: At program point L759-185(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,606 INFO L899 garLoopResultBuilder]: For program point L759-186(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,606 INFO L899 garLoopResultBuilder]: For program point L759-187(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,606 INFO L895 garLoopResultBuilder]: At program point L759-188(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,606 INFO L899 garLoopResultBuilder]: For program point L759-189(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,606 INFO L899 garLoopResultBuilder]: For program point L759-192(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,607 INFO L895 garLoopResultBuilder]: At program point L759-193(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,607 INFO L899 garLoopResultBuilder]: For program point L758-225(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,607 INFO L899 garLoopResultBuilder]: For program point L759-201(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,607 INFO L895 garLoopResultBuilder]: At program point L759-202(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,607 INFO L899 garLoopResultBuilder]: For program point L758-235(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,608 INFO L895 garLoopResultBuilder]: At program point L758-236(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,608 INFO L899 garLoopResultBuilder]: For program point L758-237(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,608 INFO L899 garLoopResultBuilder]: For program point L759-209(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,608 INFO L899 garLoopResultBuilder]: For program point L759-211(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,608 INFO L895 garLoopResultBuilder]: At program point L759-213(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,609 INFO L899 garLoopResultBuilder]: For program point L759-214(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,609 INFO L895 garLoopResultBuilder]: At program point L758-246(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,609 INFO L895 garLoopResultBuilder]: At program point L758-248(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,609 INFO L899 garLoopResultBuilder]: For program point L758-249(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,609 INFO L899 garLoopResultBuilder]: For program point L758-255(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,610 INFO L899 garLoopResultBuilder]: For program point L759-224(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,610 INFO L899 garLoopResultBuilder]: For program point L758-256(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,610 INFO L895 garLoopResultBuilder]: At program point L758-257(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,610 INFO L899 garLoopResultBuilder]: For program point L758-259(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,610 INFO L899 garLoopResultBuilder]: For program point L758-260(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,611 INFO L895 garLoopResultBuilder]: At program point L758-261(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,611 INFO L899 garLoopResultBuilder]: For program point L758-262(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,611 INFO L899 garLoopResultBuilder]: For program point L758-263(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,611 INFO L895 garLoopResultBuilder]: At program point L758-264(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,612 INFO L899 garLoopResultBuilder]: For program point L758-265(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,612 INFO L899 garLoopResultBuilder]: For program point L759-234(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,612 INFO L895 garLoopResultBuilder]: At program point L758-266(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,612 INFO L895 garLoopResultBuilder]: At program point L759-235(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,612 INFO L899 garLoopResultBuilder]: For program point L758-267(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,613 INFO L899 garLoopResultBuilder]: For program point L759-236(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,613 INFO L899 garLoopResultBuilder]: For program point L758-268(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,613 INFO L895 garLoopResultBuilder]: At program point L758-269(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,613 INFO L895 garLoopResultBuilder]: At program point L759-245(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,614 INFO L895 garLoopResultBuilder]: At program point L759-247(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,614 INFO L899 garLoopResultBuilder]: For program point L759-248(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,614 INFO L899 garLoopResultBuilder]: For program point L759-254(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,614 INFO L899 garLoopResultBuilder]: For program point L759-255(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,614 INFO L895 garLoopResultBuilder]: At program point L759-256(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,615 INFO L899 garLoopResultBuilder]: For program point L759-258(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,615 INFO L899 garLoopResultBuilder]: For program point L759-259(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,615 INFO L895 garLoopResultBuilder]: At program point L759-260(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,615 INFO L899 garLoopResultBuilder]: For program point L759-261(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,615 INFO L899 garLoopResultBuilder]: For program point L759-262(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,616 INFO L895 garLoopResultBuilder]: At program point L759-263(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,616 INFO L899 garLoopResultBuilder]: For program point L759-264(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,616 INFO L895 garLoopResultBuilder]: At program point L759-265(line 759) the Hoare annotation is: false [2023-11-21 22:24:45,616 INFO L899 garLoopResultBuilder]: For program point L759-266(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,616 INFO L899 garLoopResultBuilder]: For program point L759-267(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,617 INFO L895 garLoopResultBuilder]: At program point L759-268(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,617 INFO L899 garLoopResultBuilder]: For program point L708(line 708) no Hoare annotation was computed. [2023-11-21 22:24:45,617 INFO L899 garLoopResultBuilder]: For program point L708-1(line 708) no Hoare annotation was computed. [2023-11-21 22:24:45,617 INFO L899 garLoopResultBuilder]: For program point L708-2(lines 708 739) no Hoare annotation was computed. [2023-11-21 22:24:45,617 INFO L899 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2023-11-21 22:24:45,618 INFO L895 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: false [2023-11-21 22:24:45,618 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2023-11-21 22:24:45,618 INFO L899 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2023-11-21 22:24:45,618 INFO L895 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: false [2023-11-21 22:24:45,618 INFO L899 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2023-11-21 22:24:45,619 INFO L895 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: false [2023-11-21 22:24:45,619 INFO L899 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2023-11-21 22:24:45,619 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:24:45,619 INFO L895 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: false [2023-11-21 22:24:45,619 INFO L899 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2023-11-21 22:24:45,620 INFO L895 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: false [2023-11-21 22:24:45,620 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 757) no Hoare annotation was computed. [2023-11-21 22:24:45,620 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-21 22:24:45,620 INFO L895 garLoopResultBuilder]: At program point L725(line 725) the Hoare annotation is: false [2023-11-21 22:24:45,621 INFO L899 garLoopResultBuilder]: For program point L727(line 727) no Hoare annotation was computed. [2023-11-21 22:24:45,621 INFO L895 garLoopResultBuilder]: At program point L728(line 728) the Hoare annotation is: false [2023-11-21 22:24:45,621 INFO L899 garLoopResultBuilder]: For program point L730(line 730) no Hoare annotation was computed. [2023-11-21 22:24:45,621 INFO L895 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: false [2023-11-21 22:24:45,621 INFO L899 garLoopResultBuilder]: For program point L733(line 733) no Hoare annotation was computed. [2023-11-21 22:24:45,622 INFO L895 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: false [2023-11-21 22:24:45,622 INFO L899 garLoopResultBuilder]: For program point L736(line 736) no Hoare annotation was computed. [2023-11-21 22:24:45,622 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 751) no Hoare annotation was computed. [2023-11-21 22:24:45,622 INFO L895 garLoopResultBuilder]: At program point L737(line 737) the Hoare annotation is: false [2023-11-21 22:24:45,622 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2023-11-21 22:24:45,623 INFO L899 garLoopResultBuilder]: For program point L751-2(lines 751 760) no Hoare annotation was computed. [2023-11-21 22:24:45,623 INFO L899 garLoopResultBuilder]: For program point L751-3(line 751) no Hoare annotation was computed. [2023-11-21 22:24:45,623 INFO L899 garLoopResultBuilder]: For program point L751-4(line 751) no Hoare annotation was computed. [2023-11-21 22:24:45,623 INFO L895 garLoopResultBuilder]: At program point L751-5(lines 751 760) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,623 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 757) no Hoare annotation was computed. [2023-11-21 22:24:45,624 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:24:45,624 INFO L899 garLoopResultBuilder]: For program point L757(line 757) no Hoare annotation was computed. [2023-11-21 22:24:45,624 INFO L899 garLoopResultBuilder]: For program point L757-1(line 757) no Hoare annotation was computed. [2023-11-21 22:24:45,624 INFO L899 garLoopResultBuilder]: For program point L758-68(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,624 INFO L895 garLoopResultBuilder]: At program point L758-69(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,625 INFO L899 garLoopResultBuilder]: For program point L758-70(line 758) no Hoare annotation was computed. [2023-11-21 22:24:45,625 INFO L895 garLoopResultBuilder]: At program point L758-71(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,625 INFO L895 garLoopResultBuilder]: At program point L761-3(lines 761 763) the Hoare annotation is: false [2023-11-21 22:24:45,625 INFO L899 garLoopResultBuilder]: For program point L759-67(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,625 INFO L895 garLoopResultBuilder]: At program point L759-68(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,626 INFO L899 garLoopResultBuilder]: For program point L759-69(line 759) no Hoare annotation was computed. [2023-11-21 22:24:45,626 INFO L895 garLoopResultBuilder]: At program point L759-70(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:24:45,626 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:24:45,626 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 701 705) the Hoare annotation is: true [2023-11-21 22:24:45,630 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-21 22:24:45,632 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:24:45,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:24:45 BoogieIcfgContainer [2023-11-21 22:24:45,648 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:24:45,649 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:24:45,649 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:24:45,650 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:24:45,650 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:24:01" (3/4) ... [2023-11-21 22:24:45,652 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:24:45,656 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 22:24:45,657 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 22:24:45,692 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 251 nodes and edges [2023-11-21 22:24:45,693 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-21 22:24:45,695 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 22:24:45,696 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:24:45,844 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:24:45,845 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:24:45,845 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:24:45,845 INFO L158 Benchmark]: Toolchain (without parser) took 50239.33ms. Allocated memory was 121.6MB in the beginning and 346.0MB in the end (delta: 224.4MB). Free memory was 74.4MB in the beginning and 234.5MB in the end (delta: -160.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2023-11-21 22:24:45,846 INFO L158 Benchmark]: CDTParser took 1.46ms. Allocated memory is still 121.6MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:45,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1136.48ms. Allocated memory was 121.6MB in the beginning and 180.4MB in the end (delta: 58.7MB). Free memory was 74.0MB in the beginning and 141.0MB in the end (delta: -67.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2023-11-21 22:24:45,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.57ms. Allocated memory is still 180.4MB. Free memory was 141.0MB in the beginning and 131.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:24:45,847 INFO L158 Benchmark]: Boogie Preprocessor took 241.29ms. Allocated memory is still 180.4MB. Free memory was 131.8MB in the beginning and 110.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 22:24:45,848 INFO L158 Benchmark]: RCFGBuilder took 4504.64ms. Allocated memory was 180.4MB in the beginning and 232.8MB in the end (delta: 52.4MB). Free memory was 110.8MB in the beginning and 129.5MB in the end (delta: -18.7MB). Peak memory consumption was 116.2MB. Max. memory is 16.1GB. [2023-11-21 22:24:45,848 INFO L158 Benchmark]: TraceAbstraction took 44025.84ms. Allocated memory was 232.8MB in the beginning and 346.0MB in the end (delta: 113.2MB). Free memory was 129.5MB in the beginning and 247.1MB in the end (delta: -117.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:45,848 INFO L158 Benchmark]: Witness Printer took 195.67ms. Allocated memory is still 346.0MB. Free memory was 247.1MB in the beginning and 234.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:24:45,851 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46ms. Allocated memory is still 121.6MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1136.48ms. Allocated memory was 121.6MB in the beginning and 180.4MB in the end (delta: 58.7MB). Free memory was 74.0MB in the beginning and 141.0MB in the end (delta: -67.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.57ms. Allocated memory is still 180.4MB. Free memory was 141.0MB in the beginning and 131.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 241.29ms. Allocated memory is still 180.4MB. Free memory was 131.8MB in the beginning and 110.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4504.64ms. Allocated memory was 180.4MB in the beginning and 232.8MB in the end (delta: 52.4MB). Free memory was 110.8MB in the beginning and 129.5MB in the end (delta: -18.7MB). Peak memory consumption was 116.2MB. Max. memory is 16.1GB. * TraceAbstraction took 44025.84ms. Allocated memory was 232.8MB in the beginning and 346.0MB in the end (delta: 113.2MB). Free memory was 129.5MB in the beginning and 247.1MB in the end (delta: -117.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 195.67ms. Allocated memory is still 346.0MB. Free memory was 247.1MB in the beginning and 234.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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: 757]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 757]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 751]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 751]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: 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, 143 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 43.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 42.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 182 SdHoareTripleChecker+Valid, 42.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 173 mSDsluCounter, 524 SdHoareTripleChecker+Invalid, 42.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 150 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 102 IncrementalHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 374 mSDtfsCounter, 102 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=143occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 3 MinimizatonAttempts, 106 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 110 PreInvPairs, 136 NumberOfFragments, 105 HoareAnnotationTreeSize, 110 FomulaSimplifications, 4 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 53 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 57 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 6 specifications checked. All of them hold - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-21 22:24:45,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c8aebf-b42b-489d-9e02-24036e3297b6/bin/uautomizer-verify-bycVGegfSx/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