./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 4f9af400
extending candidate: java
['java']
extending candidate: /usr/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/oracle-jdk-bin-*/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/openjdk-*/bin/java
['java', '/usr/bin/java']
extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java
['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java']
['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '0300ce453fbcc7b624e880ece9c63a87dd96de28f551375d60d4427eef99d3e8']
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0300ce453fbcc7b624e880ece9c63a87dd96de28f551375d60d4427eef99d3e8
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 07:47:58,465 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 07:47:58,557 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-07 07:47:58,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 07:47:58,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 07:47:58,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 07:47:58,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 07:47:58,593 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 07:47:58,595 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 07:47:58,596 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 07:47:58,596 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 07:47:58,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 07:47:58,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 07:47:58,597 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 07:47:58,597 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 07:47:58,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 07:47:58,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 07:47:58,598 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-07 07:47:58,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 07:47:58,598 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-07 07:47:58,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 07:47:58,598 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 07:47:58,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 07:47:58,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 07:47:58,599 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 07:47:58,599 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-07 07:47:58,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 07:47:58,599 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 07:47:58,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 07:47:58,600 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 07:47:58,600 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 07:47:58,600 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 07:47:58,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 07:47:58,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 07:47:58,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 07:47:58,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 07:47:58,601 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 07:47:58,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 07:47:58,602 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 07:47:58,602 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 07:47:58,602 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 07:47:58,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 07:47:58,602 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux
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 -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0300ce453fbcc7b624e880ece9c63a87dd96de28f551375d60d4427eef99d3e8
[2024-11-07 07:47:58,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 07:47:58,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 07:47:58,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 07:47:58,922 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 07:47:58,922 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 07:47:58,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i
[2024-11-07 07:48:00,236 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 07:48:00,481 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 07:48:00,483 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i
[2024-11-07 07:48:00,491 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/59610cbdb/c2d8cdc65bee48b08b6fe3fe5e0ac6f7/FLAG783070f90
[2024-11-07 07:48:00,788 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/59610cbdb/c2d8cdc65bee48b08b6fe3fe5e0ac6f7
[2024-11-07 07:48:00,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 07:48:00,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 07:48:00,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 07:48:00,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 07:48:00,796 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 07:48:00,797 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:48:00" (1/1) ...
[2024-11-07 07:48:00,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ac84c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:00, skipping insertion in model container
[2024-11-07 07:48:00,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:48:00" (1/1) ...
[2024-11-07 07:48:00,809 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 07:48:00,934 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i[916,929]
[2024-11-07 07:48:00,983 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 07:48:00,995 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 07:48:01,008 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i[916,929]
[2024-11-07 07:48:01,025 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 07:48:01,044 INFO L204 MainTranslator]: Completed translation
[2024-11-07 07:48:01,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01 WrapperNode
[2024-11-07 07:48:01,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 07:48:01,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 07:48:01,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 07:48:01,047 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 07:48:01,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,100 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142
[2024-11-07 07:48:01,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 07:48:01,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 07:48:01,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 07:48:01,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 07:48:01,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,120 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,138 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-07 07:48:01,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 07:48:01,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 07:48:01,156 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 07:48:01,156 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 07:48:01,157 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (1/1) ...
[2024-11-07 07:48:01,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 07:48:01,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 07:48:01,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-07 07:48:01,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-07 07:48:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 07:48:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-07 07:48:01,212 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-07 07:48:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-07 07:48:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 07:48:01,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 07:48:01,292 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 07:48:01,294 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 07:48:01,574 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live.
[2024-11-07 07:48:01,574 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 07:48:01,582 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 07:48:01,582 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-07 07:48:01,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:48:01 BoogieIcfgContainer
[2024-11-07 07:48:01,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 07:48:01,585 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 07:48:01,585 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 07:48:01,589 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 07:48:01,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:48:00" (1/3) ...
[2024-11-07 07:48:01,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fc681c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:48:01, skipping insertion in model container
[2024-11-07 07:48:01,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:01" (2/3) ...
[2024-11-07 07:48:01,591 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fc681c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:48:01, skipping insertion in model container
[2024-11-07 07:48:01,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:48:01" (3/3) ...
[2024-11-07 07:48:01,593 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-40.i
[2024-11-07 07:48:01,607 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 07:48:01,608 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-07 07:48:01,662 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 07:48:01,672 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@69da26dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 07:48:01,672 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-07 07:48:01,677 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-07 07:48:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127
[2024-11-07 07:48:01,686 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 07:48:01,687 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 07:48:01,687 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 07:48:01,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 07:48:01,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1656562325, now seen corresponding path program 1 times
[2024-11-07 07:48:01,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 07:48:01,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037392051]
[2024-11-07 07:48:01,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 07:48:01,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 07:48:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-07 07:48:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-07 07:48:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-07 07:48:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-07 07:48:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-07 07:48:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-07 07:48:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-07 07:48:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-07 07:48:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-07 07:48:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53
[2024-11-07 07:48:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59
[2024-11-07 07:48:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64
[2024-11-07 07:48:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70
[2024-11-07 07:48:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75
[2024-11-07 07:48:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81
[2024-11-07 07:48:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:01,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2024-11-07 07:48:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92
[2024-11-07 07:48:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97
[2024-11-07 07:48:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103
[2024-11-07 07:48:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108
[2024-11-07 07:48:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,036 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked.
[2024-11-07 07:48:02,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 07:48:02,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037392051]
[2024-11-07 07:48:02,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037392051] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 07:48:02,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 07:48:02,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 07:48:02,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882479244]
[2024-11-07 07:48:02,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 07:48:02,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-07 07:48:02,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 07:48:02,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-07 07:48:02,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 07:48:02,064 INFO L87 Difference]: Start difference. First operand has 65 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-07 07:48:02,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 07:48:02,086 INFO L93 Difference]: Finished difference Result 123 states and 212 transitions.
[2024-11-07 07:48:02,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-07 07:48:02,088 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 126
[2024-11-07 07:48:02,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 07:48:02,094 INFO L225 Difference]: With dead ends: 123
[2024-11-07 07:48:02,095 INFO L226 Difference]: Without dead ends: 61
[2024-11-07 07:48:02,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 07:48:02,101 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 07:48:02,101 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 07:48:02,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states.
[2024-11-07 07:48:02,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61.
[2024-11-07 07:48:02,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-07 07:48:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 91 transitions.
[2024-11-07 07:48:02,145 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 91 transitions. Word has length 126
[2024-11-07 07:48:02,145 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 07:48:02,145 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 91 transitions.
[2024-11-07 07:48:02,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-07 07:48:02,146 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions.
[2024-11-07 07:48:02,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127
[2024-11-07 07:48:02,148 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 07:48:02,149 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 07:48:02,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 07:48:02,149 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 07:48:02,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 07:48:02,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1402533927, now seen corresponding path program 1 times
[2024-11-07 07:48:02,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 07:48:02,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975211301]
[2024-11-07 07:48:02,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 07:48:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 07:48:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-07 07:48:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-07 07:48:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-07 07:48:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-07 07:48:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-07 07:48:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-07 07:48:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-07 07:48:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-07 07:48:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-07 07:48:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53
[2024-11-07 07:48:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59
[2024-11-07 07:48:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64
[2024-11-07 07:48:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70
[2024-11-07 07:48:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75
[2024-11-07 07:48:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81
[2024-11-07 07:48:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2024-11-07 07:48:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92
[2024-11-07 07:48:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97
[2024-11-07 07:48:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103
[2024-11-07 07:48:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108
[2024-11-07 07:48:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:02,618 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked.
[2024-11-07 07:48:02,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 07:48:02,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975211301]
[2024-11-07 07:48:02,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975211301] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 07:48:02,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 07:48:02,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-07 07:48:02,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55827872]
[2024-11-07 07:48:02,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 07:48:02,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-07 07:48:02,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 07:48:02,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-07 07:48:02,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-07 07:48:02,625 INFO L87 Difference]: Start difference. First operand 61 states and 91 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-07 07:48:02,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 07:48:02,697 INFO L93 Difference]: Finished difference Result 138 states and 205 transitions.
[2024-11-07 07:48:02,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-07 07:48:02,698 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 126
[2024-11-07 07:48:02,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 07:48:02,701 INFO L225 Difference]: With dead ends: 138
[2024-11-07 07:48:02,703 INFO L226 Difference]: Without dead ends: 80
[2024-11-07 07:48:02,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-07 07:48:02,705 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 23 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 07:48:02,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 267 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 07:48:02,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states.
[2024-11-07 07:48:02,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 68.
[2024-11-07 07:48:02,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 46 states have internal predecessors, (62), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-07 07:48:02,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 102 transitions.
[2024-11-07 07:48:02,723 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 102 transitions. Word has length 126
[2024-11-07 07:48:02,724 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 07:48:02,725 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 102 transitions.
[2024-11-07 07:48:02,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-07 07:48:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 102 transitions.
[2024-11-07 07:48:02,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128
[2024-11-07 07:48:02,726 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 07:48:02,726 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 07:48:02,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-07 07:48:02,727 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 07:48:02,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 07:48:02,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1001412641, now seen corresponding path program 1 times
[2024-11-07 07:48:02,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 07:48:02,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381195982]
[2024-11-07 07:48:02,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 07:48:02,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 07:48:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-07 07:48:02,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1425649919]
[2024-11-07 07:48:02,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 07:48:02,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 07:48:02,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 07:48:02,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-07 07:48:02,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-07 07:48:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 07:48:02,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 07:48:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 07:48:03,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 07:48:03,133 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 07:48:03,134 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-07 07:48:03,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-07 07:48:03,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 07:48:03,339 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-07 07:48:03,431 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 07:48:03,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:48:03 BoogieIcfgContainer
[2024-11-07 07:48:03,433 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 07:48:03,434 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 07:48:03,434 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 07:48:03,434 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 07:48:03,435 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:48:01" (3/4) ...
[2024-11-07 07:48:03,437 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 07:48:03,438 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 07:48:03,438 INFO L158 Benchmark]: Toolchain (without parser) took 2646.95ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 47.6MB in the end (delta: 28.9MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB.
[2024-11-07 07:48:03,439 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 07:48:03,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.54ms. Allocated memory is still 100.7MB. Free memory was 76.3MB in the beginning and 63.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 07:48:03,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.58ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 61.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 07:48:03,439 INFO L158 Benchmark]: Boogie Preprocessor took 53.87ms. Allocated memory is still 100.7MB. Free memory was 61.5MB in the beginning and 59.1MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 07:48:03,440 INFO L158 Benchmark]: RCFGBuilder took 426.85ms. Allocated memory is still 100.7MB. Free memory was 59.0MB in the beginning and 41.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 07:48:03,440 INFO L158 Benchmark]: TraceAbstraction took 1848.41ms. Allocated memory is still 100.7MB. Free memory was 41.0MB in the beginning and 47.6MB in the end (delta: -6.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 07:48:03,440 INFO L158 Benchmark]: Witness Printer took 3.69ms. Allocated memory is still 100.7MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 14.7kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 07:48:03,442 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 253.54ms. Allocated memory is still 100.7MB. Free memory was 76.3MB in the beginning and 63.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 53.58ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 61.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 53.87ms. Allocated memory is still 100.7MB. Free memory was 61.5MB in the beginning and 59.1MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 426.85ms. Allocated memory is still 100.7MB. Free memory was 59.0MB in the beginning and 41.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1848.41ms. Allocated memory is still 100.7MB. Free memory was 41.0MB in the beginning and 47.6MB in the end (delta: -6.7MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 3.69ms. Allocated memory is still 100.7MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 14.7kB). 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 to_int at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 101.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] signed long int var_1_1 = -4;
[L23] unsigned char var_1_2 = 0;
[L24] unsigned char var_1_3 = 0;
[L25] unsigned char var_1_7 = 64;
[L26] signed long int var_1_8 = -2;
[L27] signed long int var_1_9 = -10;
[L28] unsigned char var_1_11 = 128;
[L29] unsigned char var_1_12 = 1;
[L30] signed long int var_1_13 = 8;
[L31] signed long int var_1_15 = 49;
[L32] signed char var_1_16 = -2;
[L33] signed char var_1_17 = 25;
[L34] signed char var_1_18 = -5;
[L35] signed long int var_1_19 = 7;
[L36] signed short int var_1_20 = 1;
[L37] signed short int var_1_21 = -256;
[L38] signed long int last_1_var_1_13 = 8;
VAL [isInitial=0, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=0, var_1_3=0, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L105] isInitial = 1
[L106] FCALL initially()
[L107] COND TRUE 1
[L108] CALL updateLastVariables()
[L98] last_1_var_1_13 = var_1_13
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=0, var_1_3=0, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L108] RET updateLastVariables()
[L109] CALL updateVariables()
[L67] var_1_2 = __VERIFIER_nondet_uchar()
[L68] CALL assume_abort_if_not(var_1_2 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_3=0, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_3=0, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L68] RET assume_abort_if_not(var_1_2 >= 0)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_3=0, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L69] CALL assume_abort_if_not(var_1_2 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=0, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=0, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L69] RET assume_abort_if_not(var_1_2 <= 1)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=0, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L70] var_1_3 = __VERIFIER_nondet_uchar()
[L71] CALL assume_abort_if_not(var_1_3 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L71] RET assume_abort_if_not(var_1_3 >= 0)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L72] CALL assume_abort_if_not(var_1_3 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L72] RET assume_abort_if_not(var_1_3 <= 1)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-2, var_1_9=-10]
[L73] var_1_8 = __VERIFIER_nondet_long()
[L74] CALL assume_abort_if_not(var_1_8 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L74] RET assume_abort_if_not(var_1_8 >= -2147483648)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L75] CALL assume_abort_if_not(var_1_8 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L75] RET assume_abort_if_not(var_1_8 <= 2147483647)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L76] CALL assume_abort_if_not(var_1_8 != 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L76] RET assume_abort_if_not(var_1_8 != 0)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=-10]
[L77] var_1_9 = __VERIFIER_nondet_long()
[L78] CALL assume_abort_if_not(var_1_9 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L78] RET assume_abort_if_not(var_1_9 >= -2147483648)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L79] CALL assume_abort_if_not(var_1_9 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L79] RET assume_abort_if_not(var_1_9 <= 2147483647)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L80] CALL assume_abort_if_not(var_1_9 != 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L80] RET assume_abort_if_not(var_1_9 != 0)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=128, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L81] var_1_11 = __VERIFIER_nondet_uchar()
[L82] CALL assume_abort_if_not(var_1_11 >= 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L82] RET assume_abort_if_not(var_1_11 >= 127)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L83] CALL assume_abort_if_not(var_1_11 <= 254)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L83] RET assume_abort_if_not(var_1_11 <= 254)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=1, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L84] var_1_12 = __VERIFIER_nondet_uchar()
[L85] CALL assume_abort_if_not(var_1_12 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L85] RET assume_abort_if_not(var_1_12 >= 0)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L86] CALL assume_abort_if_not(var_1_12 <= 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L86] RET assume_abort_if_not(var_1_12 <= 127)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=49, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L87] var_1_15 = __VERIFIER_nondet_long()
[L88] CALL assume_abort_if_not(var_1_15 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L88] RET assume_abort_if_not(var_1_15 >= -2147483648)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L89] CALL assume_abort_if_not(var_1_15 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L89] RET assume_abort_if_not(var_1_15 <= 2147483647)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=25, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L90] var_1_17 = __VERIFIER_nondet_char()
[L91] CALL assume_abort_if_not(var_1_17 >= -127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L91] RET assume_abort_if_not(var_1_17 >= -127)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L92] CALL assume_abort_if_not(var_1_17 <= 126)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L92] RET assume_abort_if_not(var_1_17 <= 126)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-5, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L93] var_1_18 = __VERIFIER_nondet_char()
[L94] CALL assume_abort_if_not(var_1_18 >= -63)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-1, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-1, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L94] RET assume_abort_if_not(var_1_18 >= -63)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-1, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L95] CALL assume_abort_if_not(var_1_18 <= 63)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-1, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-1, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L95] RET assume_abort_if_not(var_1_18 <= 63)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-2, var_1_17=-1, var_1_18=-1, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L109] RET updateVariables()
[L110] CALL step()
[L42] COND TRUE \read(var_1_3)
[L43] var_1_16 = ((((var_1_17) > ((-2 + var_1_18))) ? (var_1_17) : ((-2 + var_1_18))))
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=7, var_1_1=-4, var_1_20=1, var_1_21=-256, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L45] var_1_19 = var_1_15
[L46] var_1_20 = var_1_16
[L47] var_1_21 = var_1_18
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L48] COND TRUE \read(var_1_2)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L49] COND FALSE !(var_1_3 && (var_1_19 <= (- 63.9f)))
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L57] EXPR var_1_21 | var_1_16
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=64, var_1_8=-1, var_1_9=3]
[L57] COND TRUE ((var_1_16 / var_1_8) / var_1_9) >= (var_1_21 | var_1_16)
[L58] var_1_7 = (var_1_11 - var_1_12)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=8, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=127, var_1_8=-1, var_1_9=3]
[L62] COND TRUE var_1_19 != ((((last_1_var_1_13) < (var_1_19)) ? (last_1_var_1_13) : (var_1_19)))
[L63] var_1_13 = (var_1_15 + (127.4 - 8.25))
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=127, var_1_8=-1, var_1_9=3]
[L110] RET step()
[L111] CALL, EXPR property()
[L101] EXPR (var_1_2 ? ((var_1_3 && (var_1_19 <= (- 63.9f))) ? ((var_1_19 >= var_1_19) ? (var_1_3 ? (var_1_1 == ((signed long int) var_1_21)) : 1) : 1) : 1) : 1) && ((((var_1_16 / var_1_8) / var_1_9) >= (var_1_21 | var_1_16)) ? (var_1_7 == ((unsigned char) (var_1_11 - var_1_12))) : (var_1_7 == ((unsigned char) var_1_12)))
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=127, var_1_8=-1, var_1_9=3]
[L101-L102] return ((((((var_1_2 ? ((var_1_3 && (var_1_19 <= (- 63.9f))) ? ((var_1_19 >= var_1_19) ? (var_1_3 ? (var_1_1 == ((signed long int) var_1_21)) : 1) : 1) : 1) : 1) && ((((var_1_16 / var_1_8) / var_1_9) >= (var_1_21 | var_1_16)) ? (var_1_7 == ((unsigned char) (var_1_11 - var_1_12))) : (var_1_7 == ((unsigned char) var_1_12)))) && ((var_1_19 != ((((last_1_var_1_13) < (var_1_19)) ? (last_1_var_1_13) : (var_1_19)))) ? (var_1_13 == ((signed long int) (var_1_15 + (127.4 - 8.25)))) : 1)) && (var_1_3 ? (var_1_16 == ((signed char) ((((var_1_17) > ((-2 + var_1_18))) ? (var_1_17) : ((-2 + var_1_18)))))) : 1)) && (var_1_19 == ((signed long int) var_1_15))) && (var_1_20 == ((signed short int) var_1_16))) && (var_1_21 == ((signed short int) var_1_18))
;
[L111] RET, EXPR property()
[L111] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=0, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=127, var_1_8=-1, var_1_9=3]
[L19] reach_error()
VAL [isInitial=1, last_1_var_1_13=8, var_1_11=127, var_1_12=0, var_1_13=0, var_1_15=9, var_1_16=-1, var_1_17=-1, var_1_18=-1, var_1_19=9, var_1_1=-4, var_1_20=-1, var_1_21=-1, var_1_2=1, var_1_3=1, var_1_7=127, var_1_8=-1, var_1_9=3]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 3, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 358 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 172 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 186 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=2, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 506 NumberOfCodeBlocks, 506 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 266 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1520/1520 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
[2024-11-07 07:48:03,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0300ce453fbcc7b624e880ece9c63a87dd96de28f551375d60d4427eef99d3e8
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 07:48:05,650 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 07:48:05,742 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-07 07:48:05,748 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 07:48:05,748 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 07:48:05,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 07:48:05,778 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 07:48:05,778 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 07:48:05,778 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 07:48:05,779 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 07:48:05,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 07:48:05,780 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 07:48:05,780 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 07:48:05,780 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 07:48:05,780 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 07:48:05,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 07:48:05,781 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 07:48:05,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 07:48:05,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 07:48:05,782 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux
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 -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0300ce453fbcc7b624e880ece9c63a87dd96de28f551375d60d4427eef99d3e8
[2024-11-07 07:48:06,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 07:48:06,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 07:48:06,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 07:48:06,082 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 07:48:06,083 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 07:48:06,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i
[2024-11-07 07:48:07,430 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 07:48:07,671 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 07:48:07,673 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i
[2024-11-07 07:48:07,682 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3e10ce1ad/e4319f15a6394f609f4925a78278fd81/FLAGf50bdb588
[2024-11-07 07:48:07,701 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3e10ce1ad/e4319f15a6394f609f4925a78278fd81
[2024-11-07 07:48:07,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 07:48:07,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 07:48:07,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 07:48:07,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 07:48:07,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 07:48:07,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:07,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@764c5e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07, skipping insertion in model container
[2024-11-07 07:48:07,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:07,738 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 07:48:07,875 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i[916,929]
[2024-11-07 07:48:07,915 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 07:48:07,929 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 07:48:07,942 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-40.i[916,929]
[2024-11-07 07:48:07,966 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 07:48:07,985 INFO L204 MainTranslator]: Completed translation
[2024-11-07 07:48:07,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07 WrapperNode
[2024-11-07 07:48:07,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 07:48:07,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 07:48:07,987 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 07:48:07,987 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 07:48:07,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,035 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114
[2024-11-07 07:48:08,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 07:48:08,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 07:48:08,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 07:48:08,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 07:48:08,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,056 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,074 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-07 07:48:08,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,075 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,092 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 07:48:08,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 07:48:08,104 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 07:48:08,104 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 07:48:08,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (1/1) ...
[2024-11-07 07:48:08,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 07:48:08,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 07:48:08,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-07 07:48:08,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-07 07:48:08,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 07:48:08,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-07 07:48:08,174 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-07 07:48:08,174 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-07 07:48:08,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 07:48:08,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 07:48:08,257 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 07:48:08,259 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 07:48:12,603 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-07 07:48:12,603 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 07:48:12,612 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 07:48:12,612 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-07 07:48:12,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:48:12 BoogieIcfgContainer
[2024-11-07 07:48:12,613 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 07:48:12,616 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 07:48:12,616 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 07:48:12,621 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 07:48:12,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:48:07" (1/3) ...
[2024-11-07 07:48:12,623 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f3d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:48:12, skipping insertion in model container
[2024-11-07 07:48:12,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:48:07" (2/3) ...
[2024-11-07 07:48:12,624 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f3d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:48:12, skipping insertion in model container
[2024-11-07 07:48:12,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:48:12" (3/3) ...
[2024-11-07 07:48:12,625 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-40.i
[2024-11-07 07:48:12,640 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 07:48:12,640 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-07 07:48:12,687 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 07:48:12,713 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4a4d0dde, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 07:48:12,714 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-07 07:48:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-07 07:48:12,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124
[2024-11-07 07:48:12,732 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 07:48:12,732 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 07:48:12,733 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 07:48:12,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 07:48:12,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1405036866, now seen corresponding path program 1 times
[2024-11-07 07:48:12,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 07:48:12,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1087115514]
[2024-11-07 07:48:12,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 07:48:12,746 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
[2024-11-07 07:48:12,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 07:48:12,749 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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)
[2024-11-07 07:48:12,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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
[2024-11-07 07:48:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:13,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-07 07:48:13,068 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 07:48:13,108 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked.
[2024-11-07 07:48:13,108 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-07 07:48:13,108 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-07 07:48:13,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1087115514]
[2024-11-07 07:48:13,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1087115514] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 07:48:13,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 07:48:13,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 07:48:13,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946290241]
[2024-11-07 07:48:13,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 07:48:13,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-07 07:48:13,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-07 07:48:13,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-07 07:48:13,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 07:48:13,137 INFO L87 Difference]: Start difference. First operand has 56 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-07 07:48:13,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 07:48:13,166 INFO L93 Difference]: Finished difference Result 105 states and 184 transitions.
[2024-11-07 07:48:13,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-07 07:48:13,168 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 123
[2024-11-07 07:48:13,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 07:48:13,175 INFO L225 Difference]: With dead ends: 105
[2024-11-07 07:48:13,175 INFO L226 Difference]: Without dead ends: 52
[2024-11-07 07:48:13,179 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 07:48:13,183 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 07:48:13,184 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 07:48:13,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states.
[2024-11-07 07:48:13,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52.
[2024-11-07 07:48:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 30 states have internal predecessors, (37), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-07 07:48:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 77 transitions.
[2024-11-07 07:48:13,220 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 77 transitions. Word has length 123
[2024-11-07 07:48:13,220 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 07:48:13,221 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 77 transitions.
[2024-11-07 07:48:13,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-07 07:48:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions.
[2024-11-07 07:48:13,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124
[2024-11-07 07:48:13,223 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 07:48:13,224 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 07:48:13,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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
[2024-11-07 07:48:13,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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
[2024-11-07 07:48:13,427 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 07:48:13,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 07:48:13,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1129224186, now seen corresponding path program 1 times
[2024-11-07 07:48:13,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 07:48:13,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [702640801]
[2024-11-07 07:48:13,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 07:48:13,429 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
[2024-11-07 07:48:13,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 07:48:13,432 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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)
[2024-11-07 07:48:13,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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)] Waiting until timeout for monitored process
[2024-11-07 07:48:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 07:48:13,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 07:48:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 07:48:14,003 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model
[2024-11-07 07:48:14,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1207901402]
[2024-11-07 07:48:14,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 07:48:14,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2024-11-07 07:48:14,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4
[2024-11-07 07:48:14,007 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-07 07:48:14,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process
[2024-11-07 07:48:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 07:48:14,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 15 conjuncts are in the unsatisfiable core
[2024-11-07 07:48:14,804 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 07:48:37,746 WARN L286 SmtUtils]: Spent 6.58s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-07 07:48:42,999 WARN L286 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)