./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-examples/standard_init8_ground-1.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 0e0057cc
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/array-examples/standard_init8_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme --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 dda1041cfa36c4017116912acad0e6776c355afeb5733cf0531e7478051aaa6d
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-26 10:43:15,467 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-26 10:43:15,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2023-11-26 10:43:15,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-26 10:43:15,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-26 10:43:15,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-26 10:43:15,660 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-26 10:43:15,660 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-26 10:43:15,662 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-11-26 10:43:15,667 INFO L153 SettingsManager]: * Use memory slicer=true
[2023-11-26 10:43:15,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-26 10:43:15,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-26 10:43:15,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-26 10:43:15,671 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-26 10:43:15,671 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-26 10:43:15,672 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-26 10:43:15,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-26 10:43:15,673 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-26 10:43:15,673 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-26 10:43:15,674 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-26 10:43:15,674 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-26 10:43:15,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-26 10:43:15,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-26 10:43:15,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-26 10:43:15,676 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true
[2023-11-26 10:43:15,676 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-26 10:43:15,677 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-26 10:43:15,677 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-26 10:43:15,678 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-26 10:43:15,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-26 10:43:15,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-26 10:43:15,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2023-11-26 10:43:15,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-26 10:43:15,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-11-26 10:43:15,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-26 10:43:15,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-26 10:43:15,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-26 10:43:15,682 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-26 10:43:15,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-26 10:43:15,682 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-26 10:43:15,683 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-26 10:43:15,683 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-26 10:43:15,683 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-26 10:43:15,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-26 10:43:15,684 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda1041cfa36c4017116912acad0e6776c355afeb5733cf0531e7478051aaa6d
[2023-11-26 10:43:15,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-26 10:43:16,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-26 10:43:16,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-26 10:43:16,019 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-26 10:43:16,020 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-26 10:43:16,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/array-examples/standard_init8_ground-1.i
[2023-11-26 10:43:19,427 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-26 10:43:19,669 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-26 10:43:19,670 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/sv-benchmarks/c/array-examples/standard_init8_ground-1.i
[2023-11-26 10:43:19,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/data/d7326367b/238189fa5f85411f975c84dd7741a7f0/FLAG8a605f216
[2023-11-26 10:43:19,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/data/d7326367b/238189fa5f85411f975c84dd7741a7f0
[2023-11-26 10:43:19,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-26 10:43:19,706 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-26 10:43:19,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-26 10:43:19,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-26 10:43:19,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-26 10:43:19,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:19,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517a0305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19, skipping insertion in model container
[2023-11-26 10:43:19,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:19,746 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-26 10:43:19,944 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-26 10:43:19,954 INFO L202 MainTranslator]: Completed pre-run
[2023-11-26 10:43:19,979 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-26 10:43:19,995 INFO L206 MainTranslator]: Completed translation
[2023-11-26 10:43:19,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19 WrapperNode
[2023-11-26 10:43:19,996 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-26 10:43:19,997 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-26 10:43:19,997 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-26 10:43:19,998 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-26 10:43:20,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,043 INFO L138 Inliner]: procedures = 15, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 109
[2023-11-26 10:43:20,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-26 10:43:20,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-26 10:43:20,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-26 10:43:20,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-26 10:43:20,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,074 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,088 INFO L175 MemorySlicer]: Split 11 memory accesses to 2 slices as follows [2, 9]. 82 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 8 writes are split as follows [0, 8].
[2023-11-26 10:43:20,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,102 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-26 10:43:20,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-26 10:43:20,117 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-26 10:43:20,117 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-26 10:43:20,118 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (1/1) ...
[2023-11-26 10:43:20,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-11-26 10:43:20,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 10:43:20,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2023-11-26 10:43:20,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2023-11-26 10:43:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-26 10:43:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2023-11-26 10:43:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1
[2023-11-26 10:43:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-26 10:43:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2023-11-26 10:43:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1
[2023-11-26 10:43:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-26 10:43:20,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-26 10:43:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2023-11-26 10:43:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1
[2023-11-26 10:43:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-26 10:43:20,312 INFO L241 CfgBuilder]: Building ICFG
[2023-11-26 10:43:20,314 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-26 10:43:20,672 INFO L282 CfgBuilder]: Performing block encoding
[2023-11-26 10:43:20,707 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-26 10:43:20,712 INFO L309 CfgBuilder]: Removed 9 assume(true) statements.
[2023-11-26 10:43:20,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:43:20 BoogieIcfgContainer
[2023-11-26 10:43:20,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-26 10:43:20,718 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-26 10:43:20,719 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-26 10:43:20,723 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-26 10:43:20,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:43:19" (1/3) ...
[2023-11-26 10:43:20,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@761c01ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:43:20, skipping insertion in model container
[2023-11-26 10:43:20,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:19" (2/3) ...
[2023-11-26 10:43:20,728 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@761c01ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:43:20, skipping insertion in model container
[2023-11-26 10:43:20,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:43:20" (3/3) ...
[2023-11-26 10:43:20,730 INFO L112 eAbstractionObserver]: Analyzing ICFG standard_init8_ground-1.i
[2023-11-26 10:43:20,771 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-26 10:43:20,771 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations.
[2023-11-26 10:43:20,849 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-26 10:43:20,859 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7a48590d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-26 10:43:20,860 INFO L358 AbstractCegarLoop]: Starting to check reachability of 18 error locations.
[2023-11-26 10:43:20,864 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 41 states have (on average 1.9268292682926829) internal successors, (79), 59 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:20,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-26 10:43:20,873 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:20,873 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1]
[2023-11-26 10:43:20,874 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:20,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:20,883 INFO L85 PathProgramCache]: Analyzing trace with hash 202163, now seen corresponding path program 1 times
[2023-11-26 10:43:20,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:20,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786352551]
[2023-11-26 10:43:20,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:20,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:21,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 10:43:21,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:21,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786352551]
[2023-11-26 10:43:21,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786352551] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:43:21,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:43:21,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2023-11-26 10:43:21,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265892567]
[2023-11-26 10:43:21,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:43:21,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:43:21,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:21,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:43:21,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:43:21,183 INFO L87 Difference]: Start difference. First operand has 60 states, 41 states have (on average 1.9268292682926829) internal successors, (79), 59 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:21,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:21,394 INFO L93 Difference]: Finished difference Result 139 states and 205 transitions.
[2023-11-26 10:43:21,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:43:21,397 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3
[2023-11-26 10:43:21,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:21,407 INFO L225 Difference]: With dead ends: 139
[2023-11-26 10:43:21,407 INFO L226 Difference]: Without dead ends: 80
[2023-11-26 10:43:21,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:43:21,415 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 15 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2023-11-26 10:43:21,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 47 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2023-11-26 10:43:21,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states.
[2023-11-26 10:43:21,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80.
[2023-11-26 10:43:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 79 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 88 transitions.
[2023-11-26 10:43:21,461 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 88 transitions. Word has length 3
[2023-11-26 10:43:21,461 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:21,462 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 88 transitions.
[2023-11-26 10:43:21,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:21,462 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions.
[2023-11-26 10:43:21,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-26 10:43:21,463 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:21,463 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1]
[2023-11-26 10:43:21,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-26 10:43:21,464 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:21,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:21,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1727715196, now seen corresponding path program 1 times
[2023-11-26 10:43:21,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:21,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932724803]
[2023-11-26 10:43:21,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:21,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:21,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 10:43:21,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:21,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932724803]
[2023-11-26 10:43:21,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932724803] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 10:43:21,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265373960]
[2023-11-26 10:43:21,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:21,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:21,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 10:43:21,592 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 10:43:21,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2023-11-26 10:43:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:21,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-26 10:43:21,680 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 10:43:21,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 10:43:21,727 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 10:43:21,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265373960] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:43:21,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 10:43:21,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 3
[2023-11-26 10:43:21,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996918049]
[2023-11-26 10:43:21,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:43:21,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-11-26 10:43:21,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:21,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-26 10:43:21,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-26 10:43:21,731 INFO L87 Difference]: Start difference. First operand 80 states and 88 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:21,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:21,899 INFO L93 Difference]: Finished difference Result 80 states and 88 transitions.
[2023-11-26 10:43:21,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-26 10:43:21,899 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6
[2023-11-26 10:43:21,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:21,901 INFO L225 Difference]: With dead ends: 80
[2023-11-26 10:43:21,901 INFO L226 Difference]: Without dead ends: 72
[2023-11-26 10:43:21,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-26 10:43:21,904 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 77 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2023-11-26 10:43:21,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 14 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2023-11-26 10:43:21,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states.
[2023-11-26 10:43:21,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72.
[2023-11-26 10:43:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 71 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:21,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 80 transitions.
[2023-11-26 10:43:21,917 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 80 transitions. Word has length 6
[2023-11-26 10:43:21,917 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:21,917 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 80 transitions.
[2023-11-26 10:43:21,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:21,918 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions.
[2023-11-26 10:43:21,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-26 10:43:21,918 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:21,918 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1]
[2023-11-26 10:43:21,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2023-11-26 10:43:22,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:22,125 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:22,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:22,126 INFO L85 PathProgramCache]: Analyzing trace with hash 2019563569, now seen corresponding path program 1 times
[2023-11-26 10:43:22,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:22,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778273120]
[2023-11-26 10:43:22,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:22,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:22,206 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-26 10:43:22,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:22,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778273120]
[2023-11-26 10:43:22,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778273120] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:43:22,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:43:22,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 10:43:22,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966015080]
[2023-11-26 10:43:22,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:43:22,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:43:22,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:22,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:43:22,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:43:22,209 INFO L87 Difference]: Start difference. First operand 72 states and 80 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:22,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:22,293 INFO L93 Difference]: Finished difference Result 72 states and 80 transitions.
[2023-11-26 10:43:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:43:22,294 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7
[2023-11-26 10:43:22,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:22,295 INFO L225 Difference]: With dead ends: 72
[2023-11-26 10:43:22,296 INFO L226 Difference]: Without dead ends: 64
[2023-11-26 10:43:22,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:43:22,298 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 14 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2023-11-26 10:43:22,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 29 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2023-11-26 10:43:22,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states.
[2023-11-26 10:43:22,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 48.
[2023-11-26 10:43:22,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 47 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:22,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 56 transitions.
[2023-11-26 10:43:22,310 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 56 transitions. Word has length 7
[2023-11-26 10:43:22,310 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:22,310 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 56 transitions.
[2023-11-26 10:43:22,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:22,311 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions.
[2023-11-26 10:43:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2023-11-26 10:43:22,312 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:22,312 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 10:43:22,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-26 10:43:22,313 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:22,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:22,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1468615125, now seen corresponding path program 1 times
[2023-11-26 10:43:22,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:22,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425583069]
[2023-11-26 10:43:22,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:22,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-11-26 10:43:22,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:22,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425583069]
[2023-11-26 10:43:22,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425583069] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 10:43:22,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [797277020]
[2023-11-26 10:43:22,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:22,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:22,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 10:43:22,549 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 10:43:22,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-11-26 10:43:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:22,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-26 10:43:22,652 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 10:43:22,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-11-26 10:43:22,673 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2023-11-26 10:43:22,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-11-26 10:43:22,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [797277020] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-26 10:43:22,725 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-26 10:43:22,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6
[2023-11-26 10:43:22,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103012822]
[2023-11-26 10:43:22,726 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-26 10:43:22,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-26 10:43:22,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:22,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-26 10:43:22,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42
[2023-11-26 10:43:22,729 INFO L87 Difference]: Start difference. First operand 48 states and 56 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:22,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:22,974 INFO L93 Difference]: Finished difference Result 163 states and 202 transitions.
[2023-11-26 10:43:22,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-26 10:43:22,975 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45
[2023-11-26 10:43:22,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:22,979 INFO L225 Difference]: With dead ends: 163
[2023-11-26 10:43:22,980 INFO L226 Difference]: Without dead ends: 120
[2023-11-26 10:43:22,981 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42
[2023-11-26 10:43:22,985 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 88 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2023-11-26 10:43:22,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 36 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2023-11-26 10:43:22,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states.
[2023-11-26 10:43:23,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120.
[2023-11-26 10:43:23,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 118 states have (on average 1.0847457627118644) internal successors, (128), 119 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 128 transitions.
[2023-11-26 10:43:23,020 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 128 transitions. Word has length 45
[2023-11-26 10:43:23,020 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:23,020 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 128 transitions.
[2023-11-26 10:43:23,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:23,021 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 128 transitions.
[2023-11-26 10:43:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118
[2023-11-26 10:43:23,026 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:23,026 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 10:43:23,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2023-11-26 10:43:23,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:23,233 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:23,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:23,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1073193247, now seen corresponding path program 2 times
[2023-11-26 10:43:23,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:23,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710056721]
[2023-11-26 10:43:23,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:23,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:23,672 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked.
[2023-11-26 10:43:23,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:23,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710056721]
[2023-11-26 10:43:23,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710056721] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:43:23,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:43:23,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-26 10:43:23,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566938288]
[2023-11-26 10:43:23,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:43:23,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-11-26 10:43:23,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:23,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-26 10:43:23,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-11-26 10:43:23,679 INFO L87 Difference]: Start difference. First operand 120 states and 128 transitions. Second operand has 4 states, 3 states have (on average 15.0) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:23,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:23,717 INFO L93 Difference]: Finished difference Result 127 states and 135 transitions.
[2023-11-26 10:43:23,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-26 10:43:23,718 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 15.0) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117
[2023-11-26 10:43:23,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:23,721 INFO L225 Difference]: With dead ends: 127
[2023-11-26 10:43:23,721 INFO L226 Difference]: Without dead ends: 125
[2023-11-26 10:43:23,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-26 10:43:23,723 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 3 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-26 10:43:23,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 127 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-26 10:43:23,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states.
[2023-11-26 10:43:23,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125.
[2023-11-26 10:43:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 123 states have (on average 1.08130081300813) internal successors, (133), 124 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 133 transitions.
[2023-11-26 10:43:23,752 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 133 transitions. Word has length 117
[2023-11-26 10:43:23,755 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:23,757 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 133 transitions.
[2023-11-26 10:43:23,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 15.0) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:23,759 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 133 transitions.
[2023-11-26 10:43:23,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123
[2023-11-26 10:43:23,766 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:23,766 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 10:43:23,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-26 10:43:23,768 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:23,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:23,776 INFO L85 PathProgramCache]: Analyzing trace with hash -139601851, now seen corresponding path program 1 times
[2023-11-26 10:43:23,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:23,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440795659]
[2023-11-26 10:43:23,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:23,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:24,170 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked.
[2023-11-26 10:43:24,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:24,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440795659]
[2023-11-26 10:43:24,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440795659] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 10:43:24,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382676945]
[2023-11-26 10:43:24,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:24,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:24,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 10:43:24,173 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 10:43:24,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2023-11-26 10:43:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:24,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 6 conjunts are in the unsatisfiable core
[2023-11-26 10:43:24,339 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 10:43:24,390 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked.
[2023-11-26 10:43:24,392 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2023-11-26 10:43:24,482 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked.
[2023-11-26 10:43:24,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382676945] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-26 10:43:24,483 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-26 10:43:24,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12
[2023-11-26 10:43:24,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099993664]
[2023-11-26 10:43:24,483 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-26 10:43:24,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2023-11-26 10:43:24,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:24,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2023-11-26 10:43:24,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156
[2023-11-26 10:43:24,486 INFO L87 Difference]: Start difference. First operand 125 states and 133 transitions. Second operand has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:25,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:25,061 INFO L93 Difference]: Finished difference Result 380 states and 443 transitions.
[2023-11-26 10:43:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states.
[2023-11-26 10:43:25,063 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122
[2023-11-26 10:43:25,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:25,065 INFO L225 Difference]: With dead ends: 380
[2023-11-26 10:43:25,065 INFO L226 Difference]: Without dead ends: 269
[2023-11-26 10:43:25,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156
[2023-11-26 10:43:25,067 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 270 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2023-11-26 10:43:25,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 43 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2023-11-26 10:43:25,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states.
[2023-11-26 10:43:25,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269.
[2023-11-26 10:43:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 267 states have (on average 1.0374531835205993) internal successors, (277), 268 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 277 transitions.
[2023-11-26 10:43:25,100 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 277 transitions. Word has length 122
[2023-11-26 10:43:25,100 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:25,100 INFO L495 AbstractCegarLoop]: Abstraction has 269 states and 277 transitions.
[2023-11-26 10:43:25,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 277 transitions.
[2023-11-26 10:43:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267
[2023-11-26 10:43:25,104 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:25,105 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 10:43:25,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2023-11-26 10:43:25,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:25,312 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:25,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:25,312 INFO L85 PathProgramCache]: Analyzing trace with hash 487323077, now seen corresponding path program 2 times
[2023-11-26 10:43:25,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:25,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890708383]
[2023-11-26 10:43:25,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:25,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:26,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked.
[2023-11-26 10:43:26,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:26,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890708383]
[2023-11-26 10:43:26,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890708383] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 10:43:26,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891190029]
[2023-11-26 10:43:26,221 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2023-11-26 10:43:26,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:26,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 10:43:26,222 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 10:43:26,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2023-11-26 10:43:26,483 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2023-11-26 10:43:26,483 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2023-11-26 10:43:26,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 12 conjunts are in the unsatisfiable core
[2023-11-26 10:43:26,496 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 10:43:26,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked.
[2023-11-26 10:43:26,597 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2023-11-26 10:43:26,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked.
[2023-11-26 10:43:26,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891190029] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-26 10:43:26,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-26 10:43:26,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 24
[2023-11-26 10:43:26,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914687116]
[2023-11-26 10:43:26,902 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-26 10:43:26,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states
[2023-11-26 10:43:26,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:26,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants.
[2023-11-26 10:43:26,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600
[2023-11-26 10:43:26,905 INFO L87 Difference]: Start difference. First operand 269 states and 277 transitions. Second operand has 25 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:28,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:28,242 INFO L93 Difference]: Finished difference Result 794 states and 905 transitions.
[2023-11-26 10:43:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states.
[2023-11-26 10:43:28,243 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 266
[2023-11-26 10:43:28,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:28,246 INFO L225 Difference]: With dead ends: 794
[2023-11-26 10:43:28,247 INFO L226 Difference]: Without dead ends: 557
[2023-11-26 10:43:28,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600
[2023-11-26 10:43:28,252 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 886 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 534 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 886 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 1132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 534 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time
[2023-11-26 10:43:28,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [886 Valid, 50 Invalid, 1132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [534 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time]
[2023-11-26 10:43:28,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states.
[2023-11-26 10:43:28,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 557.
[2023-11-26 10:43:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 555 states have (on average 1.018018018018018) internal successors, (565), 556 states have internal predecessors, (565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:28,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 565 transitions.
[2023-11-26 10:43:28,297 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 565 transitions. Word has length 266
[2023-11-26 10:43:28,299 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:28,299 INFO L495 AbstractCegarLoop]: Abstraction has 557 states and 565 transitions.
[2023-11-26 10:43:28,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:28,299 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 565 transitions.
[2023-11-26 10:43:28,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555
[2023-11-26 10:43:28,316 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:28,317 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 10:43:28,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2023-11-26 10:43:28,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:28,524 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:28,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:28,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1178939195, now seen corresponding path program 3 times
[2023-11-26 10:43:28,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:28,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839394713]
[2023-11-26 10:43:28,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:28,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 5009 trivial. 0 not checked.
[2023-11-26 10:43:31,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:31,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839394713]
[2023-11-26 10:43:31,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839394713] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 10:43:31,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142636855]
[2023-11-26 10:43:31,834 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2023-11-26 10:43:31,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:31,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 10:43:31,838 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 10:43:31,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2023-11-26 10:43:32,091 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s)
[2023-11-26 10:43:32,091 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2023-11-26 10:43:32,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core
[2023-11-26 10:43:32,104 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 10:43:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5720 trivial. 0 not checked.
[2023-11-26 10:43:32,193 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 10:43:32,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142636855] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:43:32,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 10:43:32,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [24] total 28
[2023-11-26 10:43:32,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89640603]
[2023-11-26 10:43:32,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:43:32,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-26 10:43:32,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:32,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-26 10:43:32,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=307, Invalid=449, Unknown=0, NotChecked=0, Total=756
[2023-11-26 10:43:32,196 INFO L87 Difference]: Start difference. First operand 557 states and 565 transitions. Second operand has 5 states, 4 states have (on average 12.5) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:32,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:32,244 INFO L93 Difference]: Finished difference Result 557 states and 565 transitions.
[2023-11-26 10:43:32,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-26 10:43:32,244 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 12.5) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 554
[2023-11-26 10:43:32,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:32,249 INFO L225 Difference]: With dead ends: 557
[2023-11-26 10:43:32,249 INFO L226 Difference]: Without dead ends: 556
[2023-11-26 10:43:32,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 552 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=312, Invalid=500, Unknown=0, NotChecked=0, Total=812
[2023-11-26 10:43:32,252 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 6 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 121 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
[2023-11-26 10:43:32,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 121 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-26 10:43:32,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states.
[2023-11-26 10:43:32,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 556.
[2023-11-26 10:43:32,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 555 states have (on average 1.0162162162162163) internal successors, (564), 555 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:32,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 564 transitions.
[2023-11-26 10:43:32,280 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 564 transitions. Word has length 554
[2023-11-26 10:43:32,282 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:32,282 INFO L495 AbstractCegarLoop]: Abstraction has 556 states and 564 transitions.
[2023-11-26 10:43:32,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.5) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 564 transitions.
[2023-11-26 10:43:32,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556
[2023-11-26 10:43:32,294 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:43:32,295 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 10:43:32,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2023-11-26 10:43:32,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:43:32,500 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 15 more)] ===
[2023-11-26 10:43:32,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:43:32,501 INFO L85 PathProgramCache]: Analyzing trace with hash 2107590817, now seen corresponding path program 1 times
[2023-11-26 10:43:32,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:43:32,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296052436]
[2023-11-26 10:43:32,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:43:32,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:43:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:43:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 5725 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5721 trivial. 0 not checked.
[2023-11-26 10:43:33,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:43:33,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296052436]
[2023-11-26 10:43:33,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296052436] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:43:33,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:43:33,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-26 10:43:33,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118197922]
[2023-11-26 10:43:33,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:43:33,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-11-26 10:43:33,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:43:33,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-26 10:43:33,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-11-26 10:43:33,070 INFO L87 Difference]: Start difference. First operand 556 states and 564 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:33,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:43:33,110 INFO L93 Difference]: Finished difference Result 556 states and 564 transitions.
[2023-11-26 10:43:33,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-26 10:43:33,111 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 555
[2023-11-26 10:43:33,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:43:33,113 INFO L225 Difference]: With dead ends: 556
[2023-11-26 10:43:33,113 INFO L226 Difference]: Without dead ends: 0
[2023-11-26 10:43:33,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-26 10:43:33,117 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 2 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 121 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
[2023-11-26 10:43:33,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 121 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-26 10:43:33,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2023-11-26 10:43:33,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2023-11-26 10:43:33,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:33,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2023-11-26 10:43:33,120 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 555
[2023-11-26 10:43:33,120 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:43:33,120 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-26 10:43:33,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 10:43:33,121 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2023-11-26 10:43:33,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2023-11-26 10:43:33,124 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 18 remaining)
[2023-11-26 10:43:33,125 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 18 remaining)
[2023-11-26 10:43:33,126 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 18 remaining)
[2023-11-26 10:43:33,126 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 18 remaining)
[2023-11-26 10:43:33,126 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 18 remaining)
[2023-11-26 10:43:33,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 18 remaining)
[2023-11-26 10:43:33,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 18 remaining)
[2023-11-26 10:43:33,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 18 remaining)
[2023-11-26 10:43:33,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 18 remaining)
[2023-11-26 10:43:33,128 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 18 remaining)
[2023-11-26 10:43:33,128 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 18 remaining)
[2023-11-26 10:43:33,128 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 18 remaining)
[2023-11-26 10:43:33,129 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 18 remaining)
[2023-11-26 10:43:33,129 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 18 remaining)
[2023-11-26 10:43:33,129 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 18 remaining)
[2023-11-26 10:43:33,130 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 18 remaining)
[2023-11-26 10:43:33,130 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 18 remaining)
[2023-11-26 10:43:33,130 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 18 remaining)
[2023-11-26 10:43:33,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2023-11-26 10:43:33,133 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2023-11-26 10:43:33,368 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed.
[2023-11-26 10:43:33,369 INFO L895 garLoopResultBuilder]: At program point L27-2(lines 27 30) the Hoare annotation is: (or (< 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~i~0#1| 0))
[2023-11-26 10:43:33,369 INFO L899 garLoopResultBuilder]: For program point L27-3(lines 27 30) no Hoare annotation was computed.
[2023-11-26 10:43:33,369 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed.
[2023-11-26 10:43:33,369 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed.
[2023-11-26 10:43:33,370 INFO L895 garLoopResultBuilder]: At program point L52-2(lines 52 55) the Hoare annotation is: (or (< 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~i~0#1| 0))
[2023-11-26 10:43:33,370 INFO L899 garLoopResultBuilder]: For program point L52-3(lines 52 55) no Hoare annotation was computed.
[2023-11-26 10:43:33,370 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 54) no Hoare annotation was computed.
[2023-11-26 10:43:33,370 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed.
[2023-11-26 10:43:33,370 INFO L899 garLoopResultBuilder]: For program point L44-1(line 44) no Hoare annotation was computed.
[2023-11-26 10:43:33,370 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed.
[2023-11-26 10:43:33,370 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed.
[2023-11-26 10:43:33,371 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed.
[2023-11-26 10:43:33,371 INFO L899 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed.
[2023-11-26 10:43:33,372 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed.
[2023-11-26 10:43:33,372 INFO L899 garLoopResultBuilder]: For program point L12-2(line 12) no Hoare annotation was computed.
[2023-11-26 10:43:33,372 INFO L895 garLoopResultBuilder]: At program point L37-2(lines 37 40) the Hoare annotation is: (or (< 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~i~0#1| 0))
[2023-11-26 10:43:33,372 INFO L899 garLoopResultBuilder]: For program point L37-3(lines 37 40) no Hoare annotation was computed.
[2023-11-26 10:43:33,372 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed.
[2023-11-26 10:43:33,372 INFO L899 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed.
[2023-11-26 10:43:33,373 INFO L899 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed.
[2023-11-26 10:43:33,373 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed.
[2023-11-26 10:43:33,373 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed.
[2023-11-26 10:43:33,373 INFO L899 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed.
[2023-11-26 10:43:33,373 INFO L899 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed.
[2023-11-26 10:43:33,374 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed.
[2023-11-26 10:43:33,374 INFO L899 garLoopResultBuilder]: For program point L13-3(line 13) no Hoare annotation was computed.
[2023-11-26 10:43:33,374 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed.
[2023-11-26 10:43:33,375 INFO L895 garLoopResultBuilder]: At program point L22-2(lines 22 25) the Hoare annotation is: (or (< 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~i~0#1| 0))
[2023-11-26 10:43:33,375 INFO L899 garLoopResultBuilder]: For program point L22-3(lines 22 25) no Hoare annotation was computed.
[2023-11-26 10:43:33,375 INFO L895 garLoopResultBuilder]: At program point L47-2(lines 47 50) the Hoare annotation is: (or (< 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~i~0#1| 0))
[2023-11-26 10:43:33,375 INFO L899 garLoopResultBuilder]: For program point L47-3(lines 47 50) no Hoare annotation was computed.
[2023-11-26 10:43:33,375 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 44) no Hoare annotation was computed.
[2023-11-26 10:43:33,375 INFO L899 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed.
[2023-11-26 10:43:33,376 INFO L899 garLoopResultBuilder]: For program point L39-1(line 39) no Hoare annotation was computed.
[2023-11-26 10:43:33,376 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 44) no Hoare annotation was computed.
[2023-11-26 10:43:33,376 INFO L895 garLoopResultBuilder]: At program point L32-2(lines 32 35) the Hoare annotation is: (or (< 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~i~0#1| 0))
[2023-11-26 10:43:33,377 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed.
[2023-11-26 10:43:33,377 INFO L899 garLoopResultBuilder]: For program point L32-3(lines 32 35) no Hoare annotation was computed.
[2023-11-26 10:43:33,377 INFO L899 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed.
[2023-11-26 10:43:33,377 INFO L899 garLoopResultBuilder]: For program point L24-1(line 24) no Hoare annotation was computed.
[2023-11-26 10:43:33,377 INFO L899 garLoopResultBuilder]: For program point L57-3(line 57) no Hoare annotation was computed.
[2023-11-26 10:43:33,377 INFO L899 garLoopResultBuilder]: For program point L57-4(line 57) no Hoare annotation was computed.
[2023-11-26 10:43:33,379 INFO L895 garLoopResultBuilder]: At program point L57-5(lines 57 59) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= 0 (+ |ULTIMATE.start_main_~x~0#1| 2147483648)))
[2023-11-26 10:43:33,379 INFO L899 garLoopResultBuilder]: For program point L57-6(lines 57 59) no Hoare annotation was computed.
[2023-11-26 10:43:33,379 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed.
[2023-11-26 10:43:33,379 INFO L899 garLoopResultBuilder]: For program point L49-1(line 49) no Hoare annotation was computed.
[2023-11-26 10:43:33,379 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed.
[2023-11-26 10:43:33,379 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2023-11-26 10:43:33,380 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed.
[2023-11-26 10:43:33,380 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed.
[2023-11-26 10:43:33,380 INFO L895 garLoopResultBuilder]: At program point L17-2(lines 17 20) the Hoare annotation is: (or (< 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~i~0#1| 0))
[2023-11-26 10:43:33,380 INFO L899 garLoopResultBuilder]: For program point L17-3(lines 17 20) no Hoare annotation was computed.
[2023-11-26 10:43:33,380 INFO L895 garLoopResultBuilder]: At program point L42-2(lines 42 45) the Hoare annotation is: (or (< 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~i~0#1| 0))
[2023-11-26 10:43:33,380 INFO L899 garLoopResultBuilder]: For program point L42-3(lines 42 45) no Hoare annotation was computed.
[2023-11-26 10:43:33,380 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed.
[2023-11-26 10:43:33,381 INFO L899 garLoopResultBuilder]: For program point L34-1(line 34) no Hoare annotation was computed.
[2023-11-26 10:43:33,381 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed.
[2023-11-26 10:43:33,381 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 54) no Hoare annotation was computed.
[2023-11-26 10:43:33,381 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed.
[2023-11-26 10:43:33,385 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1]
[2023-11-26 10:43:33,388 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-26 10:43:33,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:43:33 BoogieIcfgContainer
[2023-11-26 10:43:33,403 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-26 10:43:33,404 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-26 10:43:33,404 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-26 10:43:33,404 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-26 10:43:33,405 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:43:20" (3/4) ...
[2023-11-26 10:43:33,407 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-11-26 10:43:33,419 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges
[2023-11-26 10:43:33,419 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2023-11-26 10:43:33,419 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2023-11-26 10:43:33,420 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-26 10:43:33,570 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/witness.graphml
[2023-11-26 10:43:33,570 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/witness.yml
[2023-11-26 10:43:33,570 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-26 10:43:33,571 INFO L158 Benchmark]: Toolchain (without parser) took 13865.21ms. Allocated memory was 155.2MB in the beginning and 270.5MB in the end (delta: 115.3MB). Free memory was 112.8MB in the beginning and 212.2MB in the end (delta: -99.4MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB.
[2023-11-26 10:43:33,572 INFO L158 Benchmark]: CDTParser took 1.33ms. Allocated memory is still 107.0MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-26 10:43:33,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.98ms. Allocated memory is still 155.2MB. Free memory was 112.8MB in the beginning and 101.9MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-11-26 10:43:33,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.90ms. Allocated memory is still 155.2MB. Free memory was 101.9MB in the beginning and 100.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-26 10:43:33,573 INFO L158 Benchmark]: Boogie Preprocessor took 58.64ms. Allocated memory is still 155.2MB. Free memory was 100.2MB in the beginning and 98.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-26 10:43:33,573 INFO L158 Benchmark]: RCFGBuilder took 597.28ms. Allocated memory is still 155.2MB. Free memory was 98.1MB in the beginning and 83.8MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-26 10:43:33,574 INFO L158 Benchmark]: TraceAbstraction took 12685.36ms. Allocated memory was 155.2MB in the beginning and 270.5MB in the end (delta: 115.3MB). Free memory was 83.0MB in the beginning and 217.4MB in the end (delta: -134.4MB). Peak memory consumption was 119.1MB. Max. memory is 16.1GB.
[2023-11-26 10:43:33,574 INFO L158 Benchmark]: Witness Printer took 166.77ms. Allocated memory is still 270.5MB. Free memory was 217.4MB in the beginning and 212.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2023-11-26 10:43:33,576 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.33ms. Allocated memory is still 107.0MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 286.98ms. Allocated memory is still 155.2MB. Free memory was 112.8MB in the beginning and 101.9MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 49.90ms. Allocated memory is still 155.2MB. Free memory was 101.9MB in the beginning and 100.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 58.64ms. Allocated memory is still 155.2MB. Free memory was 100.2MB in the beginning and 98.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 597.28ms. Allocated memory is still 155.2MB. Free memory was 98.1MB in the beginning and 83.8MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 12685.36ms. Allocated memory was 155.2MB in the beginning and 270.5MB in the end (delta: 115.3MB). Free memory was 83.0MB in the beginning and 217.4MB in the end (delta: -134.4MB). Peak memory consumption was 119.1MB. Max. memory is 16.1GB.
* Witness Printer took 166.77ms. Allocated memory is still 270.5MB. Free memory was 217.4MB in the beginning and 212.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.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: 19]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 19]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 24]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 24]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 29]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 29]: 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: 34]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 39]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 39]: 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: 49]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 49]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 54]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 54]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 57]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 57]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 60 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 9, TraceHistogramMax: 22, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1361 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1361 mSDsluCounter, 588 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 322 mSDsCounter, 873 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1271 IncrementalHoareTripleChecker+Invalid, 2144 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 873 mSolverCounterUnsat, 266 mSDtfsCounter, 1271 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1478 GetRequests, 1401 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=557occurred in iteration=7, InterpolantAutomatonStates: 64, 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, 9 MinimizatonAttempts, 16 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 194 NumberOfFragments, 65 HoareAnnotationTreeSize, 9 FomulaSimplifications, 1408 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 9 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 2668 NumberOfCodeBlocks, 2164 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3084 ConstructedInterpolants, 0 QuantifiedInterpolants, 3570 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1504 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 17 InterpolantComputations, 6 PerfectInterpolantSequences, 20191/21412 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
18 specifications checked. All of them hold
- InvariantResult [Line: 32]: Loop Invariant
Derived loop invariant: ((0 < i) || (i == 0))
- InvariantResult [Line: 17]: Loop Invariant
Derived loop invariant: ((0 < i) || (i == 0))
- InvariantResult [Line: 37]: Loop Invariant
Derived loop invariant: ((0 < i) || (i == 0))
- InvariantResult [Line: 52]: Loop Invariant
Derived loop invariant: ((0 < i) || (i == 0))
- InvariantResult [Line: 57]: Loop Invariant
Derived loop invariant: ((1 <= i) && (0 <= (x + 2147483648)))
- InvariantResult [Line: 42]: Loop Invariant
Derived loop invariant: ((0 < i) || (i == 0))
- InvariantResult [Line: 47]: Loop Invariant
Derived loop invariant: ((0 < i) || (i == 0))
- InvariantResult [Line: 22]: Loop Invariant
Derived loop invariant: ((0 < i) || (i == 0))
- InvariantResult [Line: 27]: Loop Invariant
Derived loop invariant: ((0 < i) || (i == 0))
RESULT: Ultimate proved your program to be correct!
[2023-11-26 10:43:33,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f1a390-fda5-476f-acc3-d4f59d141bfb/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE