./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 826ab2ba
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd --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 4d98b743606513f831b0c11a7a0f14d9c6aeb2efbb7fa03be80b69c46d40fb39
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-826ab2b
[2024-11-13 16:25:37,177 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-13 16:25:37,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-13 16:25:37,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-13 16:25:37,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-13 16:25:37,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-13 16:25:37,349 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-13 16:25:37,349 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-13 16:25:37,350 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-13 16:25:37,350 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-13 16:25:37,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-13 16:25:37,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-13 16:25:37,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-13 16:25:37,352 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-13 16:25:37,352 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-13 16:25:37,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-13 16:25:37,353 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-13 16:25:37,354 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-13 16:25:37,355 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-13 16:25:37,355 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-13 16:25:37,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-13 16:25:37,355 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-13 16:25:37,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-13 16:25:37,356 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-13 16:25:37,356 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-13 16:25:37,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-13 16:25:37,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 16:25:37,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-13 16:25:37,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-13 16:25:37,357 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-13 16:25:37,358 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-13 16:25:37,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-13 16:25:37,358 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-13 16:25:37,358 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-13 16:25:37,358 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-13 16:25:37,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-13 16:25:37,359 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd
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 -> 4d98b743606513f831b0c11a7a0f14d9c6aeb2efbb7fa03be80b69c46d40fb39
[2024-11-13 16:25:37,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-13 16:25:37,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-13 16:25:37,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-13 16:25:37,775 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-13 16:25:37,775 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-13 16:25:37,777 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c
Unable to find full path for "g++"
[2024-11-13 16:25:40,195 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-13 16:25:40,497 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-13 16:25:40,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c
[2024-11-13 16:25:40,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/data/d505a48bf/e2936ba946d0447ca4b93a88bdf39cb9/FLAGe55418f15
[2024-11-13 16:25:40,765 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/data/d505a48bf/e2936ba946d0447ca4b93a88bdf39cb9
[2024-11-13 16:25:40,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-13 16:25:40,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-13 16:25:40,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-13 16:25:40,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-13 16:25:40,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-13 16:25:40,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:25:40" (1/1) ...
[2024-11-13 16:25:40,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37263d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:40, skipping insertion in model container
[2024-11-13 16:25:40,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:25:40" (1/1) ...
[2024-11-13 16:25:40,801 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-13 16:25:41,001 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-13 16:25:41,012 INFO L200 MainTranslator]: Completed pre-run
[2024-11-13 16:25:41,034 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-13 16:25:41,051 INFO L204 MainTranslator]: Completed translation
[2024-11-13 16:25:41,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41 WrapperNode
[2024-11-13 16:25:41,052 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-13 16:25:41,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-13 16:25:41,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-13 16:25:41,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-13 16:25:41,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,070 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,098 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83
[2024-11-13 16:25:41,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-13 16:25:41,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-13 16:25:41,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-13 16:25:41,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-13 16:25:41,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,116 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,140 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-13 16:25:41,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-13 16:25:41,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-13 16:25:41,153 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-13 16:25:41,153 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-13 16:25:41,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (1/1) ...
[2024-11-13 16:25:41,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 16:25:41,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 16:25:41,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-13 16:25:41,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-13 16:25:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-13 16:25:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-13 16:25:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-13 16:25:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-13 16:25:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-13 16:25:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-13 16:25:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-11-13 16:25:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-11-13 16:25:41,351 INFO L238 CfgBuilder]: Building ICFG
[2024-11-13 16:25:41,354 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-13 16:25:41,990 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live.
[2024-11-13 16:25:41,990 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-13 16:25:42,009 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-13 16:25:42,009 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-13 16:25:42,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:25:42 BoogieIcfgContainer
[2024-11-13 16:25:42,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-13 16:25:42,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-13 16:25:42,013 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-13 16:25:42,019 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-13 16:25:42,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:25:40" (1/3) ...
[2024-11-13 16:25:42,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a2c188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:25:42, skipping insertion in model container
[2024-11-13 16:25:42,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:25:41" (2/3) ...
[2024-11-13 16:25:42,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a2c188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:25:42, skipping insertion in model container
[2024-11-13 16:25:42,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:25:42" (3/3) ...
[2024-11-13 16:25:42,022 INFO L112 eAbstractionObserver]: Analyzing ICFG geo3-ll_valuebound1.c
[2024-11-13 16:25:42,043 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-13 16:25:42,044 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG geo3-ll_valuebound1.c that has 3 procedures, 86 locations, 1 initial locations, 1 loop locations, and 30 error locations.
[2024-11-13 16:25:42,114 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-13 16:25:42,132 INFO L333 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, 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;@71e91461, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-13 16:25:42,133 INFO L334 AbstractCegarLoop]: Starting to check reachability of 30 error locations.
[2024-11-13 16:25:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 48 states have (on average 1.7291666666666667) internal successors, (83), 78 states have internal predecessors, (83), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-13 16:25:42,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-13 16:25:42,151 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 16:25:42,152 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:42,152 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] ===
[2024-11-13 16:25:42,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:25:42,160 INFO L85 PathProgramCache]: Analyzing trace with hash 189671238, now seen corresponding path program 1 times
[2024-11-13 16:25:42,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:25:42,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303439533]
[2024-11-13 16:25:42,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:42,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:25:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-13 16:25:42,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2071157225]
[2024-11-13 16:25:42,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:42,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:42,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 16:25:42,340 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 16:25:42,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-13 16:25:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:42,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-13 16:25:42,448 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 16:25:42,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-13 16:25:42,775 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 16:25:42,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:25:42,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303439533]
[2024-11-13 16:25:42,946 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-13 16:25:42,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071157225]
[2024-11-13 16:25:42,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071157225] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 16:25:42,947 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences.
[2024-11-13 16:25:42,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5
[2024-11-13 16:25:42,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371539827]
[2024-11-13 16:25:42,950 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton
[2024-11-13 16:25:42,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-13 16:25:42,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:25:42,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-13 16:25:42,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-11-13 16:25:42,982 INFO L87 Difference]: Start difference. First operand has 86 states, 48 states have (on average 1.7291666666666667) internal successors, (83), 78 states have internal predecessors, (83), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-13 16:25:43,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:25:43,396 INFO L93 Difference]: Finished difference Result 166 states and 186 transitions.
[2024-11-13 16:25:43,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-13 16:25:43,401 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 21
[2024-11-13 16:25:43,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:25:43,412 INFO L225 Difference]: With dead ends: 166
[2024-11-13 16:25:43,413 INFO L226 Difference]: Without dead ends: 77
[2024-11-13 16:25:43,419 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-11-13 16:25:43,423 INFO L432 NwaCegarLoop]: 35 mSDtfsCounter, 80 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2024-11-13 16:25:43,427 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 109 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2024-11-13 16:25:43,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states.
[2024-11-13 16:25:43,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77.
[2024-11-13 16:25:43,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 43 states have (on average 1.6511627906976745) internal successors, (71), 70 states have internal predecessors, (71), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-13 16:25:43,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 79 transitions.
[2024-11-13 16:25:43,513 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 79 transitions. Word has length 21
[2024-11-13 16:25:43,514 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:25:43,515 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 79 transitions.
[2024-11-13 16:25:43,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-13 16:25:43,518 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 79 transitions.
[2024-11-13 16:25:43,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 16:25:43,519 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 16:25:43,519 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:43,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2024-11-13 16:25:43,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2024-11-13 16:25:43,720 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] ===
[2024-11-13 16:25:43,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:25:43,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1681068314, now seen corresponding path program 1 times
[2024-11-13 16:25:43,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:25:43,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146447543]
[2024-11-13 16:25:43,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:43,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:25:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-13 16:25:43,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [575842529]
[2024-11-13 16:25:43,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:43,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:43,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 16:25:43,754 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 16:25:43,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-13 16:25:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:43,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-11-13 16:25:43,824 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 16:25:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-13 16:25:44,067 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 16:25:44,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:25:44,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146447543]
[2024-11-13 16:25:44,193 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-13 16:25:44,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575842529]
[2024-11-13 16:25:44,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575842529] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 16:25:44,194 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences.
[2024-11-13 16:25:44,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6
[2024-11-13 16:25:44,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070901464]
[2024-11-13 16:25:44,194 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton
[2024-11-13 16:25:44,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-13 16:25:44,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:25:44,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-13 16:25:44,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2024-11-13 16:25:44,199 INFO L87 Difference]: Start difference. First operand 77 states and 79 transitions. Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-13 16:25:44,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:25:44,711 INFO L93 Difference]: Finished difference Result 77 states and 79 transitions.
[2024-11-13 16:25:44,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-13 16:25:44,712 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 24
[2024-11-13 16:25:44,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:25:44,713 INFO L225 Difference]: With dead ends: 77
[2024-11-13 16:25:44,713 INFO L226 Difference]: Without dead ends: 69
[2024-11-13 16:25:44,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90
[2024-11-13 16:25:44,715 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 73 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2024-11-13 16:25:44,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 110 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-11-13 16:25:44,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states.
[2024-11-13 16:25:44,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69.
[2024-11-13 16:25:44,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 43 states have (on average 1.4651162790697674) internal successors, (63), 62 states have internal predecessors, (63), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-13 16:25:44,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 71 transitions.
[2024-11-13 16:25:44,725 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 71 transitions. Word has length 24
[2024-11-13 16:25:44,725 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:25:44,725 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 71 transitions.
[2024-11-13 16:25:44,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-13 16:25:44,726 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 71 transitions.
[2024-11-13 16:25:44,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2024-11-13 16:25:44,726 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 16:25:44,726 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:44,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-11-13 16:25:44,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:44,927 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] ===
[2024-11-13 16:25:44,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:25:44,928 INFO L85 PathProgramCache]: Analyzing trace with hash -573510128, now seen corresponding path program 1 times
[2024-11-13 16:25:44,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:25:44,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252198839]
[2024-11-13 16:25:44,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:44,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:25:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-13 16:25:44,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1612059659]
[2024-11-13 16:25:44,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:44,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:44,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 16:25:44,973 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 16:25:44,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-13 16:25:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:45,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-11-13 16:25:45,052 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 16:25:45,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-13 16:25:45,257 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 16:25:45,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:25:45,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252198839]
[2024-11-13 16:25:45,785 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-13 16:25:45,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612059659]
[2024-11-13 16:25:45,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1612059659] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 16:25:45,785 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences.
[2024-11-13 16:25:45,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6
[2024-11-13 16:25:45,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321820316]
[2024-11-13 16:25:45,786 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton
[2024-11-13 16:25:45,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-13 16:25:45,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:25:45,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-13 16:25:45,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2024-11-13 16:25:45,789 INFO L87 Difference]: Start difference. First operand 69 states and 71 transitions. Second operand has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-13 16:25:46,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:25:46,183 INFO L93 Difference]: Finished difference Result 112 states and 119 transitions.
[2024-11-13 16:25:46,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-13 16:25:46,184 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 25
[2024-11-13 16:25:46,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:25:46,186 INFO L225 Difference]: With dead ends: 112
[2024-11-13 16:25:46,186 INFO L226 Difference]: Without dead ends: 104
[2024-11-13 16:25:46,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90
[2024-11-13 16:25:46,187 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 172 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-13 16:25:46,188 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 105 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-13 16:25:46,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states.
[2024-11-13 16:25:46,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 93.
[2024-11-13 16:25:46,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 66 states have (on average 1.4090909090909092) internal successors, (93), 85 states have internal predecessors, (93), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-13 16:25:46,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 103 transitions.
[2024-11-13 16:25:46,200 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 103 transitions. Word has length 25
[2024-11-13 16:25:46,200 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:25:46,200 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 103 transitions.
[2024-11-13 16:25:46,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-13 16:25:46,201 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions.
[2024-11-13 16:25:46,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2024-11-13 16:25:46,202 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 16:25:46,202 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:46,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2024-11-13 16:25:46,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:46,406 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] ===
[2024-11-13 16:25:46,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:25:46,407 INFO L85 PathProgramCache]: Analyzing trace with hash -2079209812, now seen corresponding path program 1 times
[2024-11-13 16:25:46,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:25:46,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51324224]
[2024-11-13 16:25:46,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:46,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:25:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-13 16:25:46,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [362123678]
[2024-11-13 16:25:46,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:46,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:46,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 16:25:46,454 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 16:25:46,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-13 16:25:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:46,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-13 16:25:46,535 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 16:25:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-13 16:25:47,104 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-13 16:25:47,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:25:47,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51324224]
[2024-11-13 16:25:47,105 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-13 16:25:47,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362123678]
[2024-11-13 16:25:47,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362123678] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:25:47,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:25:47,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-13 16:25:47,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980136871]
[2024-11-13 16:25:47,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:25:47,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-13 16:25:47,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:25:47,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-13 16:25:47,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-13 16:25:47,110 INFO L87 Difference]: Start difference. First operand 93 states and 103 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-13 16:25:47,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:25:47,284 INFO L93 Difference]: Finished difference Result 104 states and 115 transitions.
[2024-11-13 16:25:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-13 16:25:47,285 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 30
[2024-11-13 16:25:47,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:25:47,286 INFO L225 Difference]: With dead ends: 104
[2024-11-13 16:25:47,286 INFO L226 Difference]: Without dead ends: 102
[2024-11-13 16:25:47,287 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30
[2024-11-13 16:25:47,288 INFO L432 NwaCegarLoop]: 37 mSDtfsCounter, 80 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-13 16:25:47,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 86 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-13 16:25:47,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states.
[2024-11-13 16:25:47,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 95.
[2024-11-13 16:25:47,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 68 states have (on average 1.3823529411764706) internal successors, (94), 87 states have internal predecessors, (94), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-13 16:25:47,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 104 transitions.
[2024-11-13 16:25:47,314 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 104 transitions. Word has length 30
[2024-11-13 16:25:47,315 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:25:47,315 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 104 transitions.
[2024-11-13 16:25:47,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-13 16:25:47,315 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 104 transitions.
[2024-11-13 16:25:47,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2024-11-13 16:25:47,316 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 16:25:47,316 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:47,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-13 16:25:47,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:47,517 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] ===
[2024-11-13 16:25:47,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:25:47,518 INFO L85 PathProgramCache]: Analyzing trace with hash -30994666, now seen corresponding path program 1 times
[2024-11-13 16:25:47,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:25:47,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781581495]
[2024-11-13 16:25:47,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:47,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:25:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-13 16:25:47,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1984420555]
[2024-11-13 16:25:47,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:47,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:47,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 16:25:47,549 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 16:25:47,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-11-13 16:25:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:47,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-13 16:25:47,655 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 16:25:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-13 16:25:48,497 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-13 16:25:48,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:25:48,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781581495]
[2024-11-13 16:25:48,499 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-13 16:25:48,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984420555]
[2024-11-13 16:25:48,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984420555] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:25:48,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:25:48,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-13 16:25:48,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665359480]
[2024-11-13 16:25:48,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:25:48,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-13 16:25:48,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:25:48,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-13 16:25:48,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:25:48,503 INFO L87 Difference]: Start difference. First operand 95 states and 104 transitions. Second operand has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-13 16:25:48,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:25:48,767 INFO L93 Difference]: Finished difference Result 104 states and 113 transitions.
[2024-11-13 16:25:48,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-13 16:25:48,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 31
[2024-11-13 16:25:48,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:25:48,769 INFO L225 Difference]: With dead ends: 104
[2024-11-13 16:25:48,769 INFO L226 Difference]: Without dead ends: 102
[2024-11-13 16:25:48,770 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:25:48,770 INFO L432 NwaCegarLoop]: 56 mSDtfsCounter, 23 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-13 16:25:48,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 153 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-13 16:25:48,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states.
[2024-11-13 16:25:48,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 96.
[2024-11-13 16:25:48,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 69 states have (on average 1.3623188405797102) internal successors, (94), 88 states have internal predecessors, (94), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-13 16:25:48,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 104 transitions.
[2024-11-13 16:25:48,785 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 104 transitions. Word has length 31
[2024-11-13 16:25:48,785 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:25:48,785 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 104 transitions.
[2024-11-13 16:25:48,785 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-13 16:25:48,786 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 104 transitions.
[2024-11-13 16:25:48,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2024-11-13 16:25:48,787 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 16:25:48,787 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:48,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2024-11-13 16:25:48,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:48,991 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] ===
[2024-11-13 16:25:48,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:25:48,992 INFO L85 PathProgramCache]: Analyzing trace with hash -960834578, now seen corresponding path program 1 times
[2024-11-13 16:25:48,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:25:48,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212041053]
[2024-11-13 16:25:48,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:48,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:25:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-13 16:25:49,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1212726941]
[2024-11-13 16:25:49,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:49,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:49,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 16:25:49,027 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 16:25:49,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-11-13 16:25:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:49,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjuncts are in the unsatisfiable core
[2024-11-13 16:25:49,123 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 16:25:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-13 16:25:49,312 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-13 16:25:49,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:25:49,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212041053]
[2024-11-13 16:25:49,312 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-13 16:25:49,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1212726941]
[2024-11-13 16:25:49,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1212726941] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:25:49,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:25:49,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-13 16:25:49,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583194571]
[2024-11-13 16:25:49,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:25:49,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-13 16:25:49,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:25:49,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-13 16:25:49,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:25:49,315 INFO L87 Difference]: Start difference. First operand 96 states and 104 transitions. Second operand has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-13 16:25:49,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:25:49,689 INFO L93 Difference]: Finished difference Result 104 states and 107 transitions.
[2024-11-13 16:25:49,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-13 16:25:49,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 32
[2024-11-13 16:25:49,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:25:49,691 INFO L225 Difference]: With dead ends: 104
[2024-11-13 16:25:49,691 INFO L226 Difference]: Without dead ends: 90
[2024-11-13 16:25:49,691 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:25:49,692 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 20 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2024-11-13 16:25:49,692 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 92 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2024-11-13 16:25:49,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states.
[2024-11-13 16:25:49,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 88.
[2024-11-13 16:25:49,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 61 states have (on average 1.360655737704918) internal successors, (83), 80 states have internal predecessors, (83), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-13 16:25:49,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 93 transitions.
[2024-11-13 16:25:49,703 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 93 transitions. Word has length 32
[2024-11-13 16:25:49,703 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:25:49,704 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 93 transitions.
[2024-11-13 16:25:49,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-11-13 16:25:49,704 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 93 transitions.
[2024-11-13 16:25:49,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2024-11-13 16:25:49,705 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 16:25:49,705 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:49,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2024-11-13 16:25:49,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 16:25:49,910 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] ===
[2024-11-13 16:25:49,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:25:49,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1469644270, now seen corresponding path program 1 times
[2024-11-13 16:25:49,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:25:49,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986373659]
[2024-11-13 16:25:49,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:49,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:25:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-13 16:25:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2024-11-13 16:25:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-13 16:25:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2024-11-13 16:25:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,162 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-13 16:25:50,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:25:50,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986373659]
[2024-11-13 16:25:50,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986373659] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:25:50,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:25:50,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-13 16:25:50,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640897328]
[2024-11-13 16:25:50,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:25:50,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-13 16:25:50,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:25:50,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-13 16:25:50,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-13 16:25:50,164 INFO L87 Difference]: Start difference. First operand 88 states and 93 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-13 16:25:50,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:25:50,196 INFO L93 Difference]: Finished difference Result 90 states and 93 transitions.
[2024-11-13 16:25:50,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-13 16:25:50,199 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), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 40
[2024-11-13 16:25:50,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:25:50,200 INFO L225 Difference]: With dead ends: 90
[2024-11-13 16:25:50,200 INFO L226 Difference]: Without dead ends: 88
[2024-11-13 16:25:50,201 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-13 16:25:50,201 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 1 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-13 16:25:50,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 129 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-13 16:25:50,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states.
[2024-11-13 16:25:50,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88.
[2024-11-13 16:25:50,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 61 states have (on average 1.3278688524590163) internal successors, (81), 80 states have internal predecessors, (81), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-13 16:25:50,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 91 transitions.
[2024-11-13 16:25:50,223 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 91 transitions. Word has length 40
[2024-11-13 16:25:50,223 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:25:50,226 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 91 transitions.
[2024-11-13 16:25:50,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-13 16:25:50,226 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions.
[2024-11-13 16:25:50,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2024-11-13 16:25:50,228 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 16:25:50,228 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:50,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-13 16:25:50,228 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] ===
[2024-11-13 16:25:50,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:25:50,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1990129292, now seen corresponding path program 1 times
[2024-11-13 16:25:50,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:25:50,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273766753]
[2024-11-13 16:25:50,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:25:50,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:25:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-13 16:25:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2024-11-13 16:25:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-13 16:25:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2024-11-13 16:25:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:25:50,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-13 16:25:50,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:25:50,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273766753]
[2024-11-13 16:25:50,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273766753] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:25:50,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:25:50,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-13 16:25:50,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848876379]
[2024-11-13 16:25:50,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:25:50,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-13 16:25:50,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:25:50,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-13 16:25:50,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-11-13 16:25:50,577 INFO L87 Difference]: Start difference. First operand 88 states and 91 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-13 16:25:50,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:25:50,618 INFO L93 Difference]: Finished difference Result 92 states and 94 transitions.
[2024-11-13 16:25:50,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-13 16:25:50,619 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 46
[2024-11-13 16:25:50,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:25:50,620 INFO L225 Difference]: With dead ends: 92
[2024-11-13 16:25:50,620 INFO L226 Difference]: Without dead ends: 0
[2024-11-13 16:25:50,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-11-13 16:25:50,623 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 0 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-13 16:25:50,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-13 16:25:50,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-13 16:25:50,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-13 16:25:50,626 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)
[2024-11-13 16:25:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-13 16:25:50,626 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46
[2024-11-13 16:25:50,626 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:25:50,626 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-13 16:25:50,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-13 16:25:50,627 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-13 16:25:50,627 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-13 16:25:50,630 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 30 remaining)
[2024-11-13 16:25:50,631 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 30 remaining)
[2024-11-13 16:25:50,631 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 30 remaining)
[2024-11-13 16:25:50,631 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 30 remaining)
[2024-11-13 16:25:50,631 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 30 remaining)
[2024-11-13 16:25:50,632 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 30 remaining)
[2024-11-13 16:25:50,632 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 30 remaining)
[2024-11-13 16:25:50,632 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 30 remaining)
[2024-11-13 16:25:50,632 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 30 remaining)
[2024-11-13 16:25:50,633 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 30 remaining)
[2024-11-13 16:25:50,633 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 30 remaining)
[2024-11-13 16:25:50,633 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 30 remaining)
[2024-11-13 16:25:50,633 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 30 remaining)
[2024-11-13 16:25:50,633 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 30 remaining)
[2024-11-13 16:25:50,633 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 30 remaining)
[2024-11-13 16:25:50,633 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 30 remaining)
[2024-11-13 16:25:50,634 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 30 remaining)
[2024-11-13 16:25:50,634 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 30 remaining)
[2024-11-13 16:25:50,634 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 30 remaining)
[2024-11-13 16:25:50,634 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 30 remaining)
[2024-11-13 16:25:50,634 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 30 remaining)
[2024-11-13 16:25:50,634 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 30 remaining)
[2024-11-13 16:25:50,634 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 30 remaining)
[2024-11-13 16:25:50,634 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 30 remaining)
[2024-11-13 16:25:50,635 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 30 remaining)
[2024-11-13 16:25:50,635 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 30 remaining)
[2024-11-13 16:25:50,635 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 30 remaining)
[2024-11-13 16:25:50,635 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 30 remaining)
[2024-11-13 16:25:50,636 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 30 remaining)
[2024-11-13 16:25:50,636 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 30 remaining)
[2024-11-13 16:25:50,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-11-13 16:25:50,640 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:25:50,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-13 16:25:50,904 INFO L173 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-13 16:25:50,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 04:25:50 BoogieIcfgContainer
[2024-11-13 16:25:50,930 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-13 16:25:50,931 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-13 16:25:50,931 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-13 16:25:50,931 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-13 16:25:50,932 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:25:42" (3/4) ...
[2024-11-13 16:25:50,935 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-13 16:25:50,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not
[2024-11-13 16:25:50,942 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert
[2024-11-13 16:25:50,947 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges
[2024-11-13 16:25:50,947 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2024-11-13 16:25:50,947 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-13 16:25:50,948 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-13 16:25:51,043 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml
[2024-11-13 16:25:51,044 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/witness.yml
[2024-11-13 16:25:51,044 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-13 16:25:51,045 INFO L158 Benchmark]: Toolchain (without parser) took 10274.09ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 41.5MB in the end (delta: 78.0MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB.
[2024-11-13 16:25:51,046 INFO L158 Benchmark]: CDTParser took 1.24ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 16:25:51,046 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.79ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-13 16:25:51,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.57ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 16:25:51,047 INFO L158 Benchmark]: Boogie Preprocessor took 53.03ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 16:25:51,047 INFO L158 Benchmark]: RCFGBuilder took 857.13ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 89.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-13 16:25:51,048 INFO L158 Benchmark]: TraceAbstraction took 8917.64ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 46.4MB in the end (delta: 42.6MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB.
[2024-11-13 16:25:51,048 INFO L158 Benchmark]: Witness Printer took 113.35ms. Allocated memory is still 142.6MB. Free memory was 46.4MB in the beginning and 41.5MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 16:25:51,050 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.24ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 279.79ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 44.57ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 53.03ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 857.13ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 89.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 8917.64ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 46.4MB in the end (delta: 42.6MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB.
* Witness Printer took 113.35ms. Allocated memory is still 142.6MB. Free memory was 46.4MB in the beginning and 41.5MB in the end (delta: 4.9MB). There was no memory consumed. 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: 34]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 34]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 42]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 42]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 43]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 43]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 43]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 43]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 44]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 44]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 46]: 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, 86 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 8.5s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 454 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 449 mSDsluCounter, 870 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 542 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 809 IncrementalHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 328 mSDtfsCounter, 809 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=5, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 26 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 412 NumberOfCodeBlocks, 412 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 241 ConstructedInterpolants, 17 QuantifiedInterpolants, 1116 SizeOfPredicates, 6 NumberOfNonLiveVariables, 413 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 78/96 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
30 specifications checked. All of them hold
- InvariantResult [Line: 36]: Loop Invariant
Derived loop invariant: ((((((((((0 <= k) && (k <= 1)) && (c == 1)) && (z <= 1)) && (y == 1)) && (x <= 1)) && (0 <= a)) && (a == x)) && (az == ((long long) a * z))) && (0 <= z))
- ProcedureContractResult [Line: 11]: Procedure Contract for assume_abort_if_not
Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0)
RESULT: Ultimate proved your program to be correct!
[2024-11-13 16:25:51,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e52997-c7a7-4990-8449-1137f288e564/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE