./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 4fc63b2a
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_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6e01815b85081eba7e0081229a01ecf7f6dda700f05238454388a259fe464fd
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-4fc63b2
[2024-11-02 12:26:10,570 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-02 12:26:10,649 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf
[2024-11-02 12:26:10,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-02 12:26:10,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-02 12:26:10,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-02 12:26:10,698 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-02 12:26:10,698 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-02 12:26:10,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-02 12:26:10,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-02 12:26:10,700 INFO L153 SettingsManager]: * User list type=DISABLED
[2024-11-02 12:26:10,702 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2024-11-02 12:26:10,702 INFO L153 SettingsManager]: * Explicit value domain=true
[2024-11-02 12:26:10,704 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2024-11-02 12:26:10,705 INFO L153 SettingsManager]: * Octagon Domain=false
[2024-11-02 12:26:10,705 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain
[2024-11-02 12:26:10,705 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2024-11-02 12:26:10,705 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true
[2024-11-02 12:26:10,706 INFO L153 SettingsManager]: * Interval Domain=false
[2024-11-02 12:26:10,706 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults:
[2024-11-02 12:26:10,706 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer
[2024-11-02 12:26:10,710 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC
[2024-11-02 12:26:10,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-02 12:26:10,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-02 12:26:10,712 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-02 12:26:10,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-02 12:26:10,716 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-02 12:26:10,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-02 12:26:10,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-02 12:26:10,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-02 12:26:10,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-02 12:26:10,717 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-02 12:26:10,718 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-02 12:26:10,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-02 12:26:10,718 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-02 12:26:10,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-02 12:26:10,718 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-02 12:26:10,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-02 12:26:10,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-11-02 12:26:10,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-02 12:26:10,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-02 12:26:10,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-02 12:26:10,721 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN
[2024-11-02 12:26:10,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-02 12:26:10,722 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-02 12:26:10,722 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE
[2024-11-02 12:26:10,722 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-02 12:26:10,723 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e01815b85081eba7e0081229a01ecf7f6dda700f05238454388a259fe464fd
[2024-11-02 12:26:10,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-02 12:26:11,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-02 12:26:11,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-02 12:26:11,030 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-02 12:26:11,031 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-02 12:26:11,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i
Unable to find full path for "g++"
[2024-11-02 12:26:13,076 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-02 12:26:13,265 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-02 12:26:13,265 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i
[2024-11-02 12:26:13,276 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/data/ecc81ee43/8d7eefde5f5e4f8ba5ee90fc06a2a059/FLAGc8461513c
[2024-11-02 12:26:13,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/data/ecc81ee43/8d7eefde5f5e4f8ba5ee90fc06a2a059
[2024-11-02 12:26:13,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-02 12:26:13,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-02 12:26:13,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-02 12:26:13,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-02 12:26:13,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-02 12:26:13,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:13" (1/1) ...
[2024-11-02 12:26:13,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6a29b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:13, skipping insertion in model container
[2024-11-02 12:26:13,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:13" (1/1) ...
[2024-11-02 12:26:13,690 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-02 12:26:13,901 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i[913,926]
[2024-11-02 12:26:13,955 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-02 12:26:13,968 INFO L200 MainTranslator]: Completed pre-run
[2024-11-02 12:26:13,979 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i[913,926]
[2024-11-02 12:26:14,009 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-02 12:26:14,032 INFO L204 MainTranslator]: Completed translation
[2024-11-02 12:26:14,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14 WrapperNode
[2024-11-02 12:26:14,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-02 12:26:14,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-02 12:26:14,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-02 12:26:14,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-02 12:26:14,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,093 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162
[2024-11-02 12:26:14,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-02 12:26:14,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-02 12:26:14,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-02 12:26:14,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-02 12:26:14,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-02 12:26:14,124 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-02 12:26:14,125 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-02 12:26:14,125 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-02 12:26:14,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (1/1) ...
[2024-11-02 12:26:14,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-11-02 12:26:14,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3
[2024-11-02 12:26:14,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-11-02 12:26:14,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-11-02 12:26:14,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-02 12:26:14,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-02 12:26:14,190 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-02 12:26:14,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-11-02 12:26:14,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-02 12:26:14,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-02 12:26:14,283 INFO L238 CfgBuilder]: Building ICFG
[2024-11-02 12:26:14,286 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-02 12:26:14,668 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-02 12:26:14,668 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-02 12:26:14,934 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-02 12:26:14,934 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-02 12:26:14,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:14 BoogieIcfgContainer
[2024-11-02 12:26:14,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-02 12:26:14,940 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-02 12:26:14,940 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-02 12:26:14,945 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-02 12:26:14,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:26:13" (1/3) ...
[2024-11-02 12:26:14,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38fa72a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:26:14, skipping insertion in model container
[2024-11-02 12:26:14,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:14" (2/3) ...
[2024-11-02 12:26:14,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38fa72a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:26:14, skipping insertion in model container
[2024-11-02 12:26:14,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:14" (3/3) ...
[2024-11-02 12:26:14,948 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-29.i
[2024-11-02 12:26:14,971 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-02 12:26:14,971 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-02 12:26:15,047 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-02 12:26:15,055 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1aa231ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-02 12:26:15,055 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-02 12:26:15,060 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-02 12:26:15,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104
[2024-11-02 12:26:15,074 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-02 12:26:15,075 INFO L215 NwaCegarLoop]: trace histogram [28, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-02 12:26:15,075 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-02 12:26:15,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-02 12:26:15,082 INFO L85 PathProgramCache]: Analyzing trace with hash 488140731, now seen corresponding path program 1 times
[2024-11-02 12:26:15,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2024-11-02 12:26:15,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254731067]
[2024-11-02 12:26:15,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:15,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-02 12:26:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-02 12:26:15,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1844574990]
[2024-11-02 12:26:15,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:15,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-02 12:26:15,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3
[2024-11-02 12:26:15,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-02 12:26:15,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-02 12:26:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-02 12:26:15,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-02 12:26:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-02 12:26:16,223 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace
[2024-11-02 12:26:16,226 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-02 12:26:16,227 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-02 12:26:16,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-02 12:26:16,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-02 12:26:16,436 INFO L407 BasicCegarLoop]: Path program histogram: [1]
[2024-11-02 12:26:16,554 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-02 12:26:16,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:26:16 BoogieIcfgContainer
[2024-11-02 12:26:16,561 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-02 12:26:16,562 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-02 12:26:16,562 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-02 12:26:16,562 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-02 12:26:16,563 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:14" (3/4) ...
[2024-11-02 12:26:16,566 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-02 12:26:16,570 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-02 12:26:16,572 INFO L158 Benchmark]: Toolchain (without parser) took 2919.64ms. Allocated memory was 132.1MB in the beginning and 172.0MB in the end (delta: 39.8MB). Free memory was 93.1MB in the beginning and 129.1MB in the end (delta: -36.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB.
[2024-11-02 12:26:16,574 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 132.1MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-02 12:26:16,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.57ms. Allocated memory is still 132.1MB. Free memory was 92.7MB in the beginning and 77.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-11-02 12:26:16,575 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.83ms. Allocated memory is still 132.1MB. Free memory was 77.2MB in the beginning and 75.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-02 12:26:16,576 INFO L158 Benchmark]: Boogie Preprocessor took 30.03ms. Allocated memory is still 132.1MB. Free memory was 74.7MB in the beginning and 73.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-02 12:26:16,578 INFO L158 Benchmark]: RCFGBuilder took 810.35ms. Allocated memory was 132.1MB in the beginning and 172.0MB in the end (delta: 39.8MB). Free memory was 73.0MB in the beginning and 129.5MB in the end (delta: -56.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB.
[2024-11-02 12:26:16,579 INFO L158 Benchmark]: TraceAbstraction took 1621.42ms. Allocated memory is still 172.0MB. Free memory was 128.6MB in the beginning and 129.1MB in the end (delta: -565.5kB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB.
[2024-11-02 12:26:16,580 INFO L158 Benchmark]: Witness Printer took 9.08ms. Allocated memory is still 172.0MB. Free memory is still 129.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-02 12:26:16,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.26ms. Allocated memory is still 132.1MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 380.57ms. Allocated memory is still 132.1MB. Free memory was 92.7MB in the beginning and 77.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 58.83ms. Allocated memory is still 132.1MB. Free memory was 77.2MB in the beginning and 75.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 30.03ms. Allocated memory is still 132.1MB. Free memory was 74.7MB in the beginning and 73.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 810.35ms. Allocated memory was 132.1MB in the beginning and 172.0MB in the end (delta: 39.8MB). Free memory was 73.0MB in the beginning and 129.5MB in the end (delta: -56.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB.
* TraceAbstraction took 1621.42ms. Allocated memory is still 172.0MB. Free memory was 128.6MB in the beginning and 129.1MB in the end (delta: -565.5kB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB.
* Witness Printer took 9.08ms. Allocated memory is still 172.0MB. Free memory is still 129.1MB. There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someBinaryArithmeticFLOAToperation at line 50.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] unsigned char var_1_1 = 0;
[L23] unsigned char var_1_6 = 0;
[L24] unsigned char var_1_7 = 0;
[L25] signed short int var_1_8 = 0;
[L26] signed short int var_1_9 = 0;
[L27] signed short int var_1_10 = 8;
[L28] signed char var_1_11 = 1;
[L29] signed char var_1_12 = 32;
[L30] signed char var_1_13 = -2;
[L31] signed char var_1_14 = 8;
[L32] signed char var_1_15 = 0;
[L33] signed char var_1_16 = 10;
[L34] signed char var_1_17 = 32;
[L35] unsigned char var_1_18 = 0;
[L36] signed char var_1_19 = -1;
[L37] signed short int var_1_20 = 100;
[L38] signed short int var_1_22 = 29265;
[L39] float var_1_23 = 31.6;
[L40] float var_1_24 = 9.2;
[L41] float var_1_25 = 15.6;
[L42] float var_1_26 = 25.25;
[L43] unsigned long int var_1_27 = 256;
[L139] isInitial = 1
[L140] FCALL initially()
[L141] COND TRUE 1
[L142] FCALL updateLastVariables()
[L143] CALL updateVariables()
[L88] var_1_6 = __VERIFIER_nondet_uchar()
[L89] CALL assume_abort_if_not(var_1_6 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
[L89] RET assume_abort_if_not(var_1_6 >= 0)
VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_7=0, var_1_8=0, var_1_9=0]
[L90] CALL assume_abort_if_not(var_1_6 <= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
[L90] RET assume_abort_if_not(var_1_6 <= 0)
VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0]
[L91] var_1_7 = __VERIFIER_nondet_uchar()
[L92] CALL assume_abort_if_not(var_1_7 >= 1)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
[L92] RET assume_abort_if_not(var_1_7 >= 1)
VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L93] CALL assume_abort_if_not(var_1_7 <= 1)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
[L93] RET assume_abort_if_not(var_1_7 <= 1)
VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L94] var_1_9 = __VERIFIER_nondet_short()
[L95] CALL assume_abort_if_not(var_1_9 >= -1)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L95] RET assume_abort_if_not(var_1_9 >= -1)
VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L96] CALL assume_abort_if_not(var_1_9 <= 32766)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L96] RET assume_abort_if_not(var_1_9 <= 32766)
VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L97] var_1_10 = __VERIFIER_nondet_short()
[L98] CALL assume_abort_if_not(var_1_10 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L98] RET assume_abort_if_not(var_1_10 >= 0)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L99] CALL assume_abort_if_not(var_1_10 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L99] RET assume_abort_if_not(var_1_10 <= 16383)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L100] var_1_12 = __VERIFIER_nondet_char()
[L101] CALL assume_abort_if_not(var_1_12 >= -63)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L101] RET assume_abort_if_not(var_1_12 >= -63)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L102] CALL assume_abort_if_not(var_1_12 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L102] RET assume_abort_if_not(var_1_12 <= 63)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L103] var_1_13 = __VERIFIER_nondet_char()
[L104] CALL assume_abort_if_not(var_1_13 >= -63)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L104] RET assume_abort_if_not(var_1_13 >= -63)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L105] CALL assume_abort_if_not(var_1_13 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L105] RET assume_abort_if_not(var_1_13 <= 63)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L106] var_1_14 = __VERIFIER_nondet_char()
[L107] CALL assume_abort_if_not(var_1_14 >= -63)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L107] RET assume_abort_if_not(var_1_14 >= -63)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L108] CALL assume_abort_if_not(var_1_14 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L108] RET assume_abort_if_not(var_1_14 <= 63)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L109] var_1_15 = __VERIFIER_nondet_char()
[L110] CALL assume_abort_if_not(var_1_15 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L110] RET assume_abort_if_not(var_1_15 >= 0)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L111] CALL assume_abort_if_not(var_1_15 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L111] RET assume_abort_if_not(var_1_15 <= 63)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L112] var_1_16 = __VERIFIER_nondet_char()
[L113] CALL assume_abort_if_not(var_1_16 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L113] RET assume_abort_if_not(var_1_16 >= 0)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L114] CALL assume_abort_if_not(var_1_16 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L114] RET assume_abort_if_not(var_1_16 <= 63)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L115] var_1_17 = __VERIFIER_nondet_char()
[L116] CALL assume_abort_if_not(var_1_17 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L116] RET assume_abort_if_not(var_1_17 >= 0)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L117] CALL assume_abort_if_not(var_1_17 <= 126)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L117] RET assume_abort_if_not(var_1_17 <= 126)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L118] var_1_19 = __VERIFIER_nondet_char()
[L119] CALL assume_abort_if_not(var_1_19 >= -128)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L119] RET assume_abort_if_not(var_1_19 >= -128)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L120] CALL assume_abort_if_not(var_1_19 <= 127)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L120] RET assume_abort_if_not(var_1_19 <= 127)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L121] CALL assume_abort_if_not(var_1_19 != 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L121] RET assume_abort_if_not(var_1_19 != 0)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L122] var_1_22 = __VERIFIER_nondet_short()
[L123] CALL assume_abort_if_not(var_1_22 >= 16382)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L123] RET assume_abort_if_not(var_1_22 >= 16382)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L124] CALL assume_abort_if_not(var_1_22 <= 32766)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L124] RET assume_abort_if_not(var_1_22 <= 32766)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L125] var_1_24 = __VERIFIER_nondet_float()
[L126] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L126] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L127] var_1_25 = __VERIFIER_nondet_float()
[L128] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L128] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L129] var_1_26 = __VERIFIER_nondet_float()
[L130] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L20] COND FALSE !(!cond)
[L130] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L143] RET updateVariables()
[L144] CALL step()
[L47] var_1_8 = (var_1_9 - (2 + var_1_10))
[L48] COND TRUE var_1_22 != var_1_12
[L49] COND FALSE !(var_1_10 <= var_1_17)
[L55] COND TRUE ! ((var_1_9 - var_1_22) > var_1_12)
[L56] var_1_27 = var_1_15
[L58] COND FALSE !(var_1_23 == var_1_23)
[L63] COND TRUE (- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23)
[L64] var_1_20 = ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10)
[L68] COND FALSE !(\read(var_1_18))
[L71] var_1_1 = var_1_7
[L73] COND TRUE \read(var_1_1)
[L74] var_1_11 = (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))
[L144] RET step()
[L145] CALL, EXPR property()
[L135-L136] return ((((((var_1_18 ? (var_1_1 == ((unsigned char) (((-128 <= var_1_20) || (var_1_23 >= var_1_23)) && var_1_6))) : (var_1_1 == ((unsigned char) var_1_7))) && (var_1_8 == ((signed short int) (var_1_9 - (2 + var_1_10))))) && (var_1_1 ? (var_1_11 == ((signed char) (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : ((var_1_27 >= var_1_14) ? (var_1_11 == ((signed char) ((var_1_15 + var_1_16) - var_1_17))) : (var_1_7 ? (var_1_11 == ((signed char) var_1_16)) : (var_1_11 == ((signed char) var_1_12)))))) && ((var_1_23 == var_1_23) ? ((var_1_15 >= (var_1_27 / var_1_19)) ? (var_1_18 == ((unsigned char) var_1_7)) : 1) : 1)) && (((- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23)) ? (var_1_20 == ((signed short int) ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10))) : (var_1_20 == ((signed short int) var_1_19)))) && ((var_1_22 != var_1_12) ? ((var_1_10 <= var_1_17) ? (var_1_23 == ((float) (var_1_24 + ((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))) : 1) : (var_1_23 == ((float) var_1_25)))) && ((! ((var_1_9 - var_1_22) > var_1_12)) ? (var_1_27 == ((unsigned long int) var_1_15)) : 1)
;
[L145] RET, EXPR property()
[L145] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=16381, var_1_22=16382, var_1_23=158/5, var_1_25=0, var_1_27=0, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
[L19] reach_error()
VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-62, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=16381, var_1_22=16382, var_1_23=158/5, var_1_25=0, var_1_27=0, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=3]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-02 12:26:16,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
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_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6e01815b85081eba7e0081229a01ecf7f6dda700f05238454388a259fe464fd
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-4fc63b2
[2024-11-02 12:26:19,109 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-02 12:26:19,210 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf
[2024-11-02 12:26:19,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-02 12:26:19,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-02 12:26:19,261 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-02 12:26:19,262 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-02 12:26:19,262 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-02 12:26:19,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-02 12:26:19,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-02 12:26:19,264 INFO L153 SettingsManager]: * User list type=DISABLED
[2024-11-02 12:26:19,265 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2024-11-02 12:26:19,265 INFO L153 SettingsManager]: * Explicit value domain=true
[2024-11-02 12:26:19,267 INFO L153 SettingsManager]: * Octagon Domain=false
[2024-11-02 12:26:19,268 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain
[2024-11-02 12:26:19,268 INFO L153 SettingsManager]: * Interval Domain=false
[2024-11-02 12:26:19,269 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-02 12:26:19,269 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-02 12:26:19,270 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-02 12:26:19,270 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-02 12:26:19,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-02 12:26:19,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-02 12:26:19,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-02 12:26:19,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-02 12:26:19,272 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-02 12:26:19,272 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-02 12:26:19,272 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-02 12:26:19,273 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-02 12:26:19,274 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-02 12:26:19,275 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-02 12:26:19,275 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-02 12:26:19,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-02 12:26:19,276 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-02 12:26:19,276 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-02 12:26:19,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-02 12:26:19,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-11-02 12:26:19,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-02 12:26:19,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-02 12:26:19,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-02 12:26:19,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS
[2024-11-02 12:26:19,278 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-02 12:26:19,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-02 12:26:19,280 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE
[2024-11-02 12:26:19,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-02 12:26:19,280 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
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_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e01815b85081eba7e0081229a01ecf7f6dda700f05238454388a259fe464fd
[2024-11-02 12:26:19,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-02 12:26:19,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-02 12:26:19,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-02 12:26:19,712 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-02 12:26:19,713 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-02 12:26:19,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i
Unable to find full path for "g++"
[2024-11-02 12:26:22,241 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-02 12:26:22,487 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-02 12:26:22,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i
[2024-11-02 12:26:22,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/data/9e1d38e1f/2fab59ecf99742dea901c3a7d313d009/FLAG2e403ce29
[2024-11-02 12:26:22,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/data/9e1d38e1f/2fab59ecf99742dea901c3a7d313d009
[2024-11-02 12:26:22,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-02 12:26:22,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-02 12:26:22,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-02 12:26:22,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-02 12:26:22,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-02 12:26:22,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:22,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@563309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22, skipping insertion in model container
[2024-11-02 12:26:22,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:22,555 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-02 12:26:22,771 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i[913,926]
[2024-11-02 12:26:22,831 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-02 12:26:22,847 INFO L200 MainTranslator]: Completed pre-run
[2024-11-02 12:26:22,869 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-29.i[913,926]
[2024-11-02 12:26:22,923 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-02 12:26:22,957 INFO L204 MainTranslator]: Completed translation
[2024-11-02 12:26:22,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22 WrapperNode
[2024-11-02 12:26:22,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-02 12:26:22,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-02 12:26:22,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-02 12:26:22,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-02 12:26:22,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:22,988 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,036 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152
[2024-11-02 12:26:23,037 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-02 12:26:23,038 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-02 12:26:23,041 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-02 12:26:23,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-02 12:26:23,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,099 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-02 12:26:23,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-02 12:26:23,108 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-02 12:26:23,108 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-02 12:26:23,113 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (1/1) ...
[2024-11-02 12:26:23,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-11-02 12:26:23,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3
[2024-11-02 12:26:23,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-11-02 12:26:23,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-11-02 12:26:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-02 12:26:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2024-11-02 12:26:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-02 12:26:23,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-02 12:26:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-02 12:26:23,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-02 12:26:23,339 INFO L238 CfgBuilder]: Building ICFG
[2024-11-02 12:26:23,344 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-02 12:26:26,393 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-02 12:26:26,393 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-02 12:26:26,417 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-02 12:26:26,418 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-02 12:26:26,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:26 BoogieIcfgContainer
[2024-11-02 12:26:26,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-02 12:26:26,422 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-02 12:26:26,423 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-02 12:26:26,428 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-02 12:26:26,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:26:22" (1/3) ...
[2024-11-02 12:26:26,430 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ffc0b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:26:26, skipping insertion in model container
[2024-11-02 12:26:26,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:22" (2/3) ...
[2024-11-02 12:26:26,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ffc0b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:26:26, skipping insertion in model container
[2024-11-02 12:26:26,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:26" (3/3) ...
[2024-11-02 12:26:26,433 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-29.i
[2024-11-02 12:26:26,461 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-02 12:26:26,461 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-02 12:26:26,580 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-02 12:26:26,592 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@64d7109b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-02 12:26:26,594 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-02 12:26:26,600 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-02 12:26:26,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-02 12:26:26,622 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-02 12:26:26,623 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 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, 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]
[2024-11-02 12:26:26,624 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-02 12:26:26,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-02 12:26:26,632 INFO L85 PathProgramCache]: Analyzing trace with hash 731389584, now seen corresponding path program 1 times
[2024-11-02 12:26:26,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS
[2024-11-02 12:26:26,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [828067906]
[2024-11-02 12:26:26,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:26,671 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-02 12:26:26,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat
[2024-11-02 12:26:26,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-02 12:26:26,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-02 12:26:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-02 12:26:27,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-02 12:26:27,231 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-02 12:26:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 441 proven. 12 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked.
[2024-11-02 12:26:27,626 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-02 12:26:27,735 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace
[2024-11-02 12:26:27,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [828067906]
[2024-11-02 12:26:27,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [828067906] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-02 12:26:27,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [14011792]
[2024-11-02 12:26:27,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:27,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2024-11-02 12:26:27,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4
[2024-11-02 12:26:27,761 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-02 12:26:27,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process
[2024-11-02 12:26:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-02 12:26:28,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-02 12:26:28,157 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-02 12:26:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked.
[2024-11-02 12:26:29,154 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-02 12:26:29,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [14011792] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-02 12:26:29,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-02 12:26:29,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6
[2024-11-02 12:26:29,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525567487]
[2024-11-02 12:26:29,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-02 12:26:29,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-02 12:26:29,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS
[2024-11-02 12:26:29,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-02 12:26:29,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-11-02 12:26:29,208 INFO L87 Difference]: Start difference. First operand has 72 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-02 12:26:31,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-02 12:26:32,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-02 12:26:32,173 INFO L93 Difference]: Finished difference Result 202 states and 380 transitions.
[2024-11-02 12:26:32,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-02 12:26:32,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 170
[2024-11-02 12:26:32,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-02 12:26:32,207 INFO L225 Difference]: With dead ends: 202
[2024-11-02 12:26:32,207 INFO L226 Difference]: Without dead ends: 133
[2024-11-02 12:26:32,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-11-02 12:26:32,215 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 20 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time
[2024-11-02 12:26:32,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 202 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time]
[2024-11-02 12:26:32,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states.
[2024-11-02 12:26:32,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 131.
[2024-11-02 12:26:32,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 72 states have (on average 1.2916666666666667) internal successors, (93), 72 states have internal predecessors, (93), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56)
[2024-11-02 12:26:32,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 205 transitions.
[2024-11-02 12:26:32,381 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 205 transitions. Word has length 170
[2024-11-02 12:26:32,386 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-02 12:26:32,388 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 205 transitions.
[2024-11-02 12:26:32,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-02 12:26:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 205 transitions.
[2024-11-02 12:26:32,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-02 12:26:32,395 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-02 12:26:32,396 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 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, 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]
[2024-11-02 12:26:32,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-11-02 12:26:32,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0
[2024-11-02 12:26:32,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt
[2024-11-02 12:26:32,799 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-02 12:26:32,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-02 12:26:32,800 INFO L85 PathProgramCache]: Analyzing trace with hash 788647886, now seen corresponding path program 1 times
[2024-11-02 12:26:32,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS
[2024-11-02 12:26:32,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815045601]
[2024-11-02 12:26:32,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:32,804 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-02 12:26:32,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat
[2024-11-02 12:26:32,807 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-02 12:26:32,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-11-02 12:26:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-02 12:26:33,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-02 12:26:33,211 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-02 12:26:33,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 441 proven. 12 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked.
[2024-11-02 12:26:33,525 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-02 12:26:33,591 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace
[2024-11-02 12:26:33,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815045601]
[2024-11-02 12:26:33,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [815045601] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-02 12:26:33,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [323968828]
[2024-11-02 12:26:33,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:33,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2024-11-02 12:26:33,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4
[2024-11-02 12:26:33,596 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-02 12:26:33,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process
[2024-11-02 12:26:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-02 12:26:34,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-02 12:26:34,646 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-02 12:26:34,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked.
[2024-11-02 12:26:34,764 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-02 12:26:34,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [323968828] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-02 12:26:34,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-02 12:26:34,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6
[2024-11-02 12:26:34,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911213072]
[2024-11-02 12:26:34,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-02 12:26:34,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-02 12:26:34,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS
[2024-11-02 12:26:34,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-02 12:26:34,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-11-02 12:26:34,769 INFO L87 Difference]: Start difference. First operand 131 states and 205 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-02 12:26:37,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-02 12:26:37,265 INFO L93 Difference]: Finished difference Result 385 states and 605 transitions.
[2024-11-02 12:26:37,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-02 12:26:37,268 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 170
[2024-11-02 12:26:37,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-02 12:26:37,272 INFO L225 Difference]: With dead ends: 385
[2024-11-02 12:26:37,272 INFO L226 Difference]: Without dead ends: 257
[2024-11-02 12:26:37,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-11-02 12:26:37,276 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 95 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time
[2024-11-02 12:26:37,277 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 281 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time]
[2024-11-02 12:26:37,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states.
[2024-11-02 12:26:37,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 255.
[2024-11-02 12:26:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 138 states have (on average 1.2608695652173914) internal successors, (174), 138 states have internal predecessors, (174), 112 states have call successors, (112), 4 states have call predecessors, (112), 4 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112)
[2024-11-02 12:26:37,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 398 transitions.
[2024-11-02 12:26:37,325 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 398 transitions. Word has length 170
[2024-11-02 12:26:37,325 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-02 12:26:37,326 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 398 transitions.
[2024-11-02 12:26:37,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-02 12:26:37,326 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 398 transitions.
[2024-11-02 12:26:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-02 12:26:37,329 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-02 12:26:37,330 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 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, 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]
[2024-11-02 12:26:37,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0
[2024-11-02 12:26:37,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0
[2024-11-02 12:26:37,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt
[2024-11-02 12:26:37,734 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-02 12:26:37,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-02 12:26:37,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1731312048, now seen corresponding path program 1 times
[2024-11-02 12:26:37,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS
[2024-11-02 12:26:37,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [727060663]
[2024-11-02 12:26:37,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:37,735 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-02 12:26:37,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat
[2024-11-02 12:26:37,737 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-02 12:26:37,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2024-11-02 12:26:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-02 12:26:38,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-02 12:26:38,083 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-02 12:26:38,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 441 proven. 12 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked.
[2024-11-02 12:26:38,343 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-02 12:26:38,423 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace
[2024-11-02 12:26:38,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [727060663]
[2024-11-02 12:26:38,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [727060663] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-02 12:26:38,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [220081296]
[2024-11-02 12:26:38,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:38,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2024-11-02 12:26:38,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4
[2024-11-02 12:26:38,428 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-02 12:26:38,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process
[2024-11-02 12:26:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-02 12:26:39,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-02 12:26:39,597 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-02 12:26:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 183 proven. 3 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked.
[2024-11-02 12:26:40,441 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-02 12:26:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 78 proven. 3 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked.
[2024-11-02 12:26:41,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [220081296] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-02 12:26:41,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205805246]
[2024-11-02 12:26:41,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-02 12:26:41,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-02 12:26:41,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3
[2024-11-02 12:26:41,242 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-02 12:26:41,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3375429d-655c-4d4e-a09a-42840cbfe858/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-11-02 12:26:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-02 12:26:41,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-02 12:26:41,473 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-02 12:26:41,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 441 proven. 12 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked.
[2024-11-02 12:26:41,732 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-02 12:26:41,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205805246] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-02 12:26:41,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences.
[2024-11-02 12:26:41,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6, 5] total 11
[2024-11-02 12:26:41,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121804071]
[2024-11-02 12:26:41,774 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton
[2024-11-02 12:26:41,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-11-02 12:26:41,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS
[2024-11-02 12:26:41,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-11-02 12:26:41,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132
[2024-11-02 12:26:41,780 INFO L87 Difference]: Start difference. First operand 255 states and 398 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 4 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35)