./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu --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 5fdcd3512df6d69f703fae7a0feb23c8c8183f92df695aec3643d46209d63489
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:35:29,767 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:35:29,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-11-19 07:35:29,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:35:29,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:35:29,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:35:29,927 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:35:29,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:35:29,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:35:29,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:35:29,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:35:29,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:35:29,937 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:35:29,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:35:29,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:35:29,940 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:35:29,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:35:29,941 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:35:29,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:35:29,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:35:29,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:35:29,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:35:29,943 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:35:29,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:35:29,945 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:35:29,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:35:29,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:35:29,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:35:29,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:35:29,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:35:29,949 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:35:29,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:35:29,950 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:35:29,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 07:35:29,950 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:35:29,951 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:35:29,951 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:35:29,951 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:35:29,951 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:35:29,952 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fdcd3512df6d69f703fae7a0feb23c8c8183f92df695aec3643d46209d63489
[2023-11-19 07:35:30,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:35:30,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:35:30,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:35:30,288 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:35:30,289 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:35:30,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i
[2023-11-19 07:35:33,528 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:35:33,761 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:35:33,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i
[2023-11-19 07:35:33,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/data/039dd49cc/1ef2d4313aa1428bbbb88b833daf25c5/FLAG481fa9830
[2023-11-19 07:35:33,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/data/039dd49cc/1ef2d4313aa1428bbbb88b833daf25c5
[2023-11-19 07:35:33,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:35:33,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:35:33,794 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:35:33,794 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:35:33,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:35:33,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:33" (1/1) ...
[2023-11-19 07:35:33,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e43779d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:33, skipping insertion in model container
[2023-11-19 07:35:33,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:33" (1/1) ...
[2023-11-19 07:35:33,831 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:35:34,012 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i[915,928]
[2023-11-19 07:35:34,048 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:35:34,061 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:35:34,075 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i[915,928]
[2023-11-19 07:35:34,097 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:35:34,121 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:35:34,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34 WrapperNode
[2023-11-19 07:35:34,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:35:34,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:35:34,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:35:34,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:35:34,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,195 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117
[2023-11-19 07:35:34,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:35:34,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:35:34,200 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:35:34,200 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:35:34,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,215 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:35:34,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:35:34,240 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:35:34,241 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:35:34,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (1/1) ...
[2023-11-19 07:35:34,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:35:34,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:35:34,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:35:34,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:35:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:35:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-11-19 07:35:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-11-19 07:35:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:35:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:35:34,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:35:34,463 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:35:34,466 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:35:34,912 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:35:34,929 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:35:34,930 INFO L302 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 07:35:34,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:34 BoogieIcfgContainer
[2023-11-19 07:35:34,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:35:34,941 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:35:34,941 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:35:34,945 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:35:34,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:35:33" (1/3) ...
[2023-11-19 07:35:34,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24db759f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:34, skipping insertion in model container
[2023-11-19 07:35:34,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:34" (2/3) ...
[2023-11-19 07:35:34,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24db759f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:34, skipping insertion in model container
[2023-11-19 07:35:34,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:34" (3/3) ...
[2023-11-19 07:35:34,950 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-93.i
[2023-11-19 07:35:34,972 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:35:34,973 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-19 07:35:35,045 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:35:35,053 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7b84fdfa, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:35:35,054 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-19 07:35:35,066 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 07:35:35,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114
[2023-11-19 07:35:35,087 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:35:35,089 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:35:35,089 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:35:35,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:35:35,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1212608925, now seen corresponding path program 1 times
[2023-11-19 07:35:35,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:35:35,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343580914]
[2023-11-19 07:35:35,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:35:35,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:35:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2023-11-19 07:35:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2023-11-19 07:35:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2023-11-19 07:35:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2023-11-19 07:35:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2023-11-19 07:35:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2023-11-19 07:35:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2023-11-19 07:35:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2023-11-19 07:35:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2023-11-19 07:35:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2023-11-19 07:35:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61
[2023-11-19 07:35:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2023-11-19 07:35:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72
[2023-11-19 07:35:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2023-11-19 07:35:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2023-11-19 07:35:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2023-11-19 07:35:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94
[2023-11-19 07:35:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2023-11-19 07:35:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:35,676 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked.
[2023-11-19 07:35:35,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:35:35,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343580914]
[2023-11-19 07:35:35,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343580914] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:35:35,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:35:35,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:35:35,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766026575]
[2023-11-19 07:35:35,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:35:35,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-19 07:35:35,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:35:35,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:35:35,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:35:35,723 INFO L87 Difference]: Start difference. First operand has 54 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18)
[2023-11-19 07:35:35,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:35:35,758 INFO L93 Difference]: Finished difference Result 101 states and 172 transitions.
[2023-11-19 07:35:35,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:35:35,761 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 113
[2023-11-19 07:35:35,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:35:35,769 INFO L225 Difference]: With dead ends: 101
[2023-11-19 07:35:35,769 INFO L226 Difference]: Without dead ends: 50
[2023-11-19 07:35:35,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:35:35,783 INFO L413 NwaCegarLoop]: 73 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, 73 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
[2023-11-19 07:35:35,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:35:35,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states.
[2023-11-19 07:35:35,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50.
[2023-11-19 07:35:35,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 30 states have internal predecessors, (37), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 07:35:35,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 73 transitions.
[2023-11-19 07:35:35,854 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 73 transitions. Word has length 113
[2023-11-19 07:35:35,854 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:35:35,855 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 73 transitions.
[2023-11-19 07:35:35,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18)
[2023-11-19 07:35:35,855 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions.
[2023-11-19 07:35:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114
[2023-11-19 07:35:35,861 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:35:35,861 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:35:35,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-19 07:35:35,862 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:35:35,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:35:35,863 INFO L85 PathProgramCache]: Analyzing trace with hash 953632093, now seen corresponding path program 1 times
[2023-11-19 07:35:35,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:35:35,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027677415]
[2023-11-19 07:35:35,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:35:35,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:35:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:35:36,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:35:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:35:36,299 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:35:36,300 INFO L360 BasicCegarLoop]: Counterexample is feasible
[2023-11-19 07:35:36,302 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-19 07:35:36,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-19 07:35:36,308 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1]
[2023-11-19 07:35:36,313 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-19 07:35:36,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:35:36 BoogieIcfgContainer
[2023-11-19 07:35:36,436 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-19 07:35:36,437 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:35:36,437 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:35:36,437 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 07:35:36,438 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:34" (3/4) ...
[2023-11-19 07:35:36,441 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2023-11-19 07:35:36,442 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:35:36,443 INFO L158 Benchmark]: Toolchain (without parser) took 2650.47ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 78.4MB in the beginning and 115.5MB in the end (delta: -37.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB.
[2023-11-19 07:35:36,443 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:35:36,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.95ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 66.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-19 07:35:36,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.25ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 64.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:35:36,445 INFO L158 Benchmark]: Boogie Preprocessor took 39.99ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 62.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:35:36,446 INFO L158 Benchmark]: RCFGBuilder took 696.26ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 62.5MB in the beginning and 125.7MB in the end (delta: -63.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB.
[2023-11-19 07:35:36,447 INFO L158 Benchmark]: TraceAbstraction took 1495.30ms. Allocated memory is still 157.3MB. Free memory was 124.9MB in the beginning and 116.6MB in the end (delta: 8.3MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB.
[2023-11-19 07:35:36,447 INFO L158 Benchmark]: Witness Printer took 5.16ms. Allocated memory is still 157.3MB. Free memory was 116.6MB in the beginning and 115.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:35:36,451 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 327.95ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 66.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 76.25ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 64.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 39.99ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 62.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 696.26ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 62.5MB in the beginning and 125.7MB in the end (delta: -63.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB.
* TraceAbstraction took 1495.30ms. Allocated memory is still 157.3MB. Free memory was 124.9MB in the beginning and 116.6MB in the end (delta: 8.3MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB.
* Witness Printer took 5.16ms. Allocated memory is still 157.3MB. Free memory was 116.6MB in the beginning and 115.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 101, overapproximation of someUnaryDOUBLEoperation at line 23.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] float var_1_1 = 255.3;
[L23] double var_1_3 = -0.9;
[L24] double var_1_4 = 2.6;
[L25] double var_1_5 = 128.5;
[L26] float var_1_7 = 1.25;
[L27] unsigned char var_1_8 = 0;
[L28] unsigned char var_1_9 = 1;
[L29] unsigned char var_1_10 = 0;
[L30] signed char var_1_11 = -1;
[L31] signed char var_1_12 = -10;
[L32] signed char var_1_13 = -32;
[L33] signed char var_1_14 = -2;
[L34] unsigned long int var_1_15 = 500;
[L35] unsigned long int var_1_16 = 16;
[L36] float last_1_var_1_1 = 255.3;
[L37] unsigned char last_1_var_1_8 = 0;
VAL [isInitial=0, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=13/5, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L105] isInitial = 1
[L106] FCALL initially()
[L107] COND TRUE 1
[L108] CALL updateLastVariables()
[L97] last_1_var_1_1 = var_1_1
[L98] last_1_var_1_8 = var_1_8
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=13/5, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L108] RET updateLastVariables()
[L109] CALL updateVariables()
[L67] var_1_3 = __VERIFIER_nondet_double()
[L68] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=13/5, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=13/5, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L68] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=13/5, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L69] CALL assume_abort_if_not(var_1_3 != 0.0F)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=13/5, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=13/5, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L69] RET assume_abort_if_not(var_1_3 != 0.0F)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=13/5, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L70] var_1_4 = __VERIFIER_nondet_double()
[L71] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L71] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=257/2, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L72] var_1_5 = __VERIFIER_nondet_double()
[L73] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L73] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L74] CALL assume_abort_if_not(var_1_5 != 0.0F)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L74] RET assume_abort_if_not(var_1_5 != 0.0F)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=5/4, var_1_8=0, var_1_9=1]
[L75] var_1_7 = __VERIFIER_nondet_float()
[L76] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L76] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L77] var_1_9 = __VERIFIER_nondet_uchar()
[L78] CALL assume_abort_if_not(var_1_9 >= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L78] RET assume_abort_if_not(var_1_9 >= 1)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L79] CALL assume_abort_if_not(var_1_9 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L79] RET assume_abort_if_not(var_1_9 <= 1)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L80] var_1_10 = __VERIFIER_nondet_uchar()
[L81] CALL assume_abort_if_not(var_1_10 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L81] RET assume_abort_if_not(var_1_10 >= 0)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L82] CALL assume_abort_if_not(var_1_10 <= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L82] RET assume_abort_if_not(var_1_10 <= 0)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=-10, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L83] var_1_12 = __VERIFIER_nondet_char()
[L84] CALL assume_abort_if_not(var_1_12 >= -127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L84] RET assume_abort_if_not(var_1_12 >= -127)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L85] CALL assume_abort_if_not(var_1_12 <= 126)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L85] RET assume_abort_if_not(var_1_12 <= 126)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-32, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L86] var_1_13 = __VERIFIER_nondet_char()
[L87] CALL assume_abort_if_not(var_1_13 >= -63)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L87] RET assume_abort_if_not(var_1_13 >= -63)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L88] CALL assume_abort_if_not(var_1_13 <= 63)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L88] RET assume_abort_if_not(var_1_13 <= 63)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=-2, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L89] var_1_14 = __VERIFIER_nondet_char()
[L90] CALL assume_abort_if_not(var_1_14 >= -63)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L90] RET assume_abort_if_not(var_1_14 >= -63)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L91] CALL assume_abort_if_not(var_1_14 <= 63)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L91] RET assume_abort_if_not(var_1_14 <= 63)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=16, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L92] var_1_16 = __VERIFIER_nondet_ulong()
[L93] CALL assume_abort_if_not(var_1_16 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L93] RET assume_abort_if_not(var_1_16 >= 0)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L94] CALL assume_abort_if_not(var_1_16 <= 4294967294)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L94] RET assume_abort_if_not(var_1_16 <= 4294967294)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=2553/10, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L109] RET updateVariables()
[L110] CALL step()
[L41] COND FALSE !(((- last_1_var_1_1) / var_1_3) != (var_1_4 / var_1_5))
[L48] var_1_1 = var_1_7
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=520, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=0, var_1_9=1]
[L50] COND FALSE !(var_1_1 != var_1_1)
[L55] var_1_8 = (! var_1_10)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=520, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=1, var_1_9=1]
[L57] COND FALSE !(var_1_1 < var_1_1)
[L62] var_1_11 = (var_1_13 + var_1_14)
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=500, var_1_16=4294967294, var_1_1=520, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=1, var_1_9=1]
[L64] var_1_15 = var_1_16
VAL [isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=4294967294, var_1_16=4294967294, var_1_1=520, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=1, var_1_9=1]
[L110] RET step()
[L111] CALL, EXPR property()
[L101-L102] return ((((((- last_1_var_1_1) / var_1_3) != (var_1_4 / var_1_5)) ? (last_1_var_1_8 ? (var_1_1 == ((float) var_1_7)) : (var_1_1 == ((float) var_1_7))) : (var_1_1 == ((float) var_1_7))) && ((var_1_1 != var_1_1) ? ((var_1_1 < (var_1_1 * 15.25)) ? (var_1_8 == ((unsigned char) (! var_1_9))) : 1) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_1 < var_1_1) ? (var_1_10 ? (var_1_11 == ((signed char) var_1_12)) : 1) : (var_1_11 == ((signed char) (var_1_13 + var_1_14))))) && (var_1_15 == ((unsigned long int) var_1_16))
;
VAL [\result=0, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=4294967294, var_1_16=4294967294, var_1_1=520, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=1, var_1_9=1]
[L111] RET, EXPR property()
[L111] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=4294967294, var_1_16=4294967294, var_1_1=520, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=1, var_1_9=1]
[L19] reach_error()
VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=2553/10, last_1_var_1_8=0, var_1_10=0, var_1_11=-1, var_1_12=126, var_1_13=-63, var_1_14=62, var_1_15=4294967294, var_1_16=4294967294, var_1_1=520, var_1_4=519, var_1_5=518, var_1_7=520, var_1_8=1, var_1_9=1]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 73 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 73 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 226 NumberOfCodeBlocks, 226 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 112 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 612/612 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
[2023-11-19 07:35:36,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu --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 5fdcd3512df6d69f703fae7a0feb23c8c8183f92df695aec3643d46209d63489
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:35:39,212 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:35:39,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2023-11-19 07:35:39,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:35:39,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:35:39,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:35:39,400 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:35:39,401 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:35:39,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:35:39,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:35:39,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:35:39,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:35:39,409 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:35:39,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:35:39,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:35:39,412 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:35:39,412 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:35:39,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:35:39,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:35:39,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:35:39,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:35:39,415 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2023-11-19 07:35:39,415 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2023-11-19 07:35:39,416 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2023-11-19 07:35:39,416 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:35:39,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:35:39,417 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:35:39,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:35:39,418 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:35:39,418 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:35:39,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:35:39,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:35:39,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:35:39,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:35:39,420 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2023-11-19 07:35:39,421 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-11-19 07:35:39,421 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:35:39,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:35:39,421 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:35:39,422 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:35:39,423 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2023-11-19 07:35:39,423 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:35:39,423 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fdcd3512df6d69f703fae7a0feb23c8c8183f92df695aec3643d46209d63489
[2023-11-19 07:35:39,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:35:39,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:35:39,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:35:39,846 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:35:39,848 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:35:39,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i
[2023-11-19 07:35:43,234 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:35:43,571 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:35:43,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i
[2023-11-19 07:35:43,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/data/17ccbb0d2/6a379ca034a64794bddba849596e99ec/FLAGdb3ec3a88
[2023-11-19 07:35:43,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/data/17ccbb0d2/6a379ca034a64794bddba849596e99ec
[2023-11-19 07:35:43,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:35:43,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:35:43,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:35:43,624 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:35:43,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:35:43,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:43" (1/1) ...
[2023-11-19 07:35:43,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba74c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:43, skipping insertion in model container
[2023-11-19 07:35:43,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:43" (1/1) ...
[2023-11-19 07:35:43,679 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:35:43,898 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i[915,928]
[2023-11-19 07:35:43,969 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:35:43,995 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:35:44,019 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-93.i[915,928]
[2023-11-19 07:35:44,040 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:35:44,069 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:35:44,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44 WrapperNode
[2023-11-19 07:35:44,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:35:44,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:35:44,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:35:44,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:35:44,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,149 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114
[2023-11-19 07:35:44,149 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:35:44,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:35:44,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:35:44,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:35:44,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,165 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:35:44,196 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:35:44,197 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:35:44,197 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:35:44,198 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (1/1) ...
[2023-11-19 07:35:44,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:35:44,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:35:44,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:35:44,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:35:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:35:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2023-11-19 07:35:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-11-19 07:35:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-11-19 07:35:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:35:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:35:44,389 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:35:44,391 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:35:52,301 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:35:52,318 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:35:52,324 INFO L302 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 07:35:52,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:52 BoogieIcfgContainer
[2023-11-19 07:35:52,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:35:52,334 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:35:52,334 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:35:52,339 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:35:52,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:35:43" (1/3) ...
[2023-11-19 07:35:52,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@228c494b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:52, skipping insertion in model container
[2023-11-19 07:35:52,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:44" (2/3) ...
[2023-11-19 07:35:52,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@228c494b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:52, skipping insertion in model container
[2023-11-19 07:35:52,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:52" (3/3) ...
[2023-11-19 07:35:52,345 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-93.i
[2023-11-19 07:35:52,406 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:35:52,406 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-19 07:35:52,469 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:35:52,475 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@268c8505, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:35:52,476 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-19 07:35:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 07:35:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114
[2023-11-19 07:35:52,495 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:35:52,496 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:35:52,497 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:35:52,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:35:52,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1212608925, now seen corresponding path program 1 times
[2023-11-19 07:35:52,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2023-11-19 07:35:52,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [835751368]
[2023-11-19 07:35:52,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:35:52,519 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
[2023-11-19 07:35:52,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/mathsat
[2023-11-19 07:35:52,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/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)
[2023-11-19 07:35:52,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/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
[2023-11-19 07:35:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:54,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 07:35:54,524 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:35:54,580 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked.
[2023-11-19 07:35:54,580 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:35:54,581 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2023-11-19 07:35:54,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [835751368]
[2023-11-19 07:35:54,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [835751368] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:35:54,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:35:54,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:35:54,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558881358]
[2023-11-19 07:35:54,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:35:54,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-19 07:35:54,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2023-11-19 07:35:54,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:35:54,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:35:54,643 INFO L87 Difference]: Start difference. First operand has 54 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18)
[2023-11-19 07:35:54,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:35:54,677 INFO L93 Difference]: Finished difference Result 100 states and 170 transitions.
[2023-11-19 07:35:54,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:35:54,679 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 113
[2023-11-19 07:35:54,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:35:54,686 INFO L225 Difference]: With dead ends: 100
[2023-11-19 07:35:54,686 INFO L226 Difference]: Without dead ends: 49
[2023-11-19 07:35:54,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:35:54,694 INFO L413 NwaCegarLoop]: 70 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, 70 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
[2023-11-19 07:35:54,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:35:54,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states.
[2023-11-19 07:35:54,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49.
[2023-11-19 07:35:54,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 07:35:54,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions.
[2023-11-19 07:35:54,739 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 113
[2023-11-19 07:35:54,739 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:35:54,740 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions.
[2023-11-19 07:35:54,740 INFO L496 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18)
[2023-11-19 07:35:54,740 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions.
[2023-11-19 07:35:54,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114
[2023-11-19 07:35:54,744 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:35:54,745 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:35:54,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/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
[2023-11-19 07:35:54,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/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
[2023-11-19 07:35:54,963 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:35:54,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:35:54,964 INFO L85 PathProgramCache]: Analyzing trace with hash 953632093, now seen corresponding path program 1 times
[2023-11-19 07:35:54,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2023-11-19 07:35:54,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [718418678]
[2023-11-19 07:35:54,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:35:54,966 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
[2023-11-19 07:35:54,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/mathsat
[2023-11-19 07:35:54,967 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/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)
[2023-11-19 07:35:54,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beaa588c-59de-43ca-adaa-f66f331088a3/bin/uautomizer-verify-uCwYo4JHxu/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
[2023-11-19 07:35:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:35:56,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 13 conjunts are in the unsatisfiable core
[2023-11-19 07:35:56,730 INFO L285 TraceCheckSpWp]: Computing forward predicates...