./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.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_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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_ada57293-c44d-406c-9d62-33e0146c9055/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 02ce82ba0ace3f5b040163bfedd713ab4e5a143077898ba922a6491fc85c9af7
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:46:38,792 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:46:38,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-11-19 07:46:38,947 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:46:38,948 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:46:38,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:46:38,992 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:46:38,993 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:46:38,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:46:38,995 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:46:38,996 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:46:38,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:46:38,998 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:46:38,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:46:39,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:46:39,001 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:46:39,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:46:39,002 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:46:39,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:46:39,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:46:39,005 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:46:39,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:46:39,007 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:46:39,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:46:39,008 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:46:39,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:46:39,010 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:46:39,010 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:46:39,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:46:39,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:46:39,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:46:39,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:46:39,014 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:46:39,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 07:46:39,015 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:46:39,015 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:46:39,016 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:46:39,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:46:39,016 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:46:39,017 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_ada57293-c44d-406c-9d62-33e0146c9055/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02ce82ba0ace3f5b040163bfedd713ab4e5a143077898ba922a6491fc85c9af7
[2023-11-19 07:46:39,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:46:39,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:46:39,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:46:39,385 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:46:39,386 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:46:39,388 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i
[2023-11-19 07:46:42,888 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:46:43,207 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:46:43,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i
[2023-11-19 07:46:43,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/data/eacdafb3b/425f9106f63c47f89f413409d7e48103/FLAG0990b078b
[2023-11-19 07:46:43,254 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/data/eacdafb3b/425f9106f63c47f89f413409d7e48103
[2023-11-19 07:46:43,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:46:43,273 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:46:43,275 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:46:43,275 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:46:43,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:46:43,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24858d27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43, skipping insertion in model container
[2023-11-19 07:46:43,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,320 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:46:43,493 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_ada57293-c44d-406c-9d62-33e0146c9055/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i[914,927]
[2023-11-19 07:46:43,528 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:46:43,542 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:46:43,557 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_ada57293-c44d-406c-9d62-33e0146c9055/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i[914,927]
[2023-11-19 07:46:43,577 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:46:43,601 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:46:43,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43 WrapperNode
[2023-11-19 07:46:43,601 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:46:43,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:46:43,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:46:43,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:46:43,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,637 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,666 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 78
[2023-11-19 07:46:43,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:46:43,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:46:43,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:46:43,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:46:43,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,695 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:46:43,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:46:43,696 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:46:43,697 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:46:43,698 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (1/1) ...
[2023-11-19 07:46:43,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:46:43,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:46:43,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:46:43,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:46:43,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:46:43,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-11-19 07:46:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-11-19 07:46:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:46:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:46:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:46:43,934 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:46:43,936 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:46:44,166 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:46:44,176 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:46:44,176 INFO L302 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 07:46:44,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:46:44 BoogieIcfgContainer
[2023-11-19 07:46:44,181 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:46:44,187 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:46:44,187 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:46:44,191 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:46:44,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:46:43" (1/3) ...
[2023-11-19 07:46:44,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e38b5c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:46:44, skipping insertion in model container
[2023-11-19 07:46:44,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:43" (2/3) ...
[2023-11-19 07:46:44,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e38b5c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:46:44, skipping insertion in model container
[2023-11-19 07:46:44,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:46:44" (3/3) ...
[2023-11-19 07:46:44,195 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-1.i
[2023-11-19 07:46:44,239 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:46:44,240 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-19 07:46:44,299 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:46:44,306 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;@30d9e716, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:46:44,307 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-19 07:46:44,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 24 states have internal predecessors, (29), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2023-11-19 07:46:44,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2023-11-19 07:46:44,324 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:46:44,326 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:44,326 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:46:44,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:46:44,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1042403981, now seen corresponding path program 1 times
[2023-11-19 07:46:44,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:46:44,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153388576]
[2023-11-19 07:46:44,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:46:44,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:46:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:46:44,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:46:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:46:44,817 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:46:44,820 INFO L360 BasicCegarLoop]: Counterexample is feasible
[2023-11-19 07:46:44,821 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-19 07:46:44,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-19 07:46:44,830 INFO L445 BasicCegarLoop]: Path program histogram: [1]
[2023-11-19 07:46:44,836 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-19 07:46:44,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:46:44 BoogieIcfgContainer
[2023-11-19 07:46:44,948 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-19 07:46:44,953 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:46:44,953 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:46:44,953 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 07:46:44,954 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:46:44" (3/4) ...
[2023-11-19 07:46:44,957 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2023-11-19 07:46:44,959 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:46:44,960 INFO L158 Benchmark]: Toolchain (without parser) took 1686.64ms. Allocated memory is still 140.5MB. Free memory was 92.5MB in the beginning and 87.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB.
[2023-11-19 07:46:44,961 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 111.1MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:46:44,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.71ms. Allocated memory is still 140.5MB. Free memory was 92.1MB in the beginning and 80.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-11-19 07:46:44,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.10ms. Allocated memory is still 140.5MB. Free memory was 80.9MB in the beginning and 79.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:46:44,965 INFO L158 Benchmark]: Boogie Preprocessor took 27.90ms. Allocated memory is still 140.5MB. Free memory was 79.1MB in the beginning and 77.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:46:44,974 INFO L158 Benchmark]: RCFGBuilder took 485.32ms. Allocated memory is still 140.5MB. Free memory was 77.8MB in the beginning and 65.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-19 07:46:44,975 INFO L158 Benchmark]: TraceAbstraction took 761.24ms. Allocated memory is still 140.5MB. Free memory was 64.8MB in the beginning and 87.1MB in the end (delta: -22.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:46:44,977 INFO L158 Benchmark]: Witness Printer took 6.04ms. Allocated memory is still 140.5MB. Free memory was 87.1MB in the beginning and 87.1MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:46:44,984 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.62ms. Allocated memory is still 111.1MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 326.71ms. Allocated memory is still 140.5MB. Free memory was 92.1MB in the beginning and 80.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 64.10ms. Allocated memory is still 140.5MB. Free memory was 80.9MB in the beginning and 79.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 27.90ms. Allocated memory is still 140.5MB. Free memory was 79.1MB in the beginning and 77.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 485.32ms. Allocated memory is still 140.5MB. Free memory was 77.8MB in the beginning and 65.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 761.24ms. Allocated memory is still 140.5MB. Free memory was 64.8MB in the beginning and 87.1MB in the end (delta: -22.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 6.04ms. Allocated memory is still 140.5MB. Free memory was 87.1MB in the beginning and 87.1MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someUnaryFLOAToperation at line 39.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] float var_1_1 = 9.8;
[L23] float var_1_2 = 10.375;
[L24] float var_1_4 = 256.2;
[L25] unsigned long int var_1_5 = 8;
[L26] unsigned long int var_1_6 = 3674304896;
[L27] unsigned long int var_1_7 = 8;
[L28] unsigned char var_1_8 = 0;
[L29] unsigned char var_1_9 = 0;
[L30] signed short int var_1_10 = -25;
[L31] signed short int var_1_11 = -5;
VAL [isInitial=0, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_2=83/8, var_1_4=1281/5, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0]
[L67] isInitial = 1
[L68] FCALL initially()
[L69] COND TRUE 1
[L70] FCALL updateLastVariables()
[L71] CALL updateVariables()
[L43] var_1_2 = __VERIFIER_nondet_float()
[L44] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=1281/5, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=1281/5, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0]
[L44] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=1281/5, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0]
[L45] var_1_4 = __VERIFIER_nondet_float()
[L46] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0]
[L46] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0]
[L47] var_1_6 = __VERIFIER_nondet_ulong()
[L48] CALL assume_abort_if_not(var_1_6 >= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=8, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=8, var_1_8=0, var_1_9=0]
[L48] RET assume_abort_if_not(var_1_6 >= 2147483647)
VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=8, var_1_8=0, var_1_9=0]
[L49] CALL assume_abort_if_not(var_1_6 <= 4294967294)
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=8, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=8, var_1_8=0, var_1_9=0]
[L49] RET assume_abort_if_not(var_1_6 <= 4294967294)
VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=8, var_1_8=0, var_1_9=0]
[L50] var_1_7 = __VERIFIER_nondet_ulong()
[L51] CALL assume_abort_if_not(var_1_7 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L51] RET assume_abort_if_not(var_1_7 >= 0)
VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L52] CALL assume_abort_if_not(var_1_7 <= 4294967294)
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L52] RET assume_abort_if_not(var_1_7 <= 4294967294)
VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L53] var_1_9 = __VERIFIER_nondet_uchar()
[L54] CALL assume_abort_if_not(var_1_9 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L54] RET assume_abort_if_not(var_1_9 >= 0)
VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L55] CALL assume_abort_if_not(var_1_9 <= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L55] RET assume_abort_if_not(var_1_9 <= 0)
VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L56] var_1_11 = __VERIFIER_nondet_short()
[L57] CALL assume_abort_if_not(var_1_11 >= -32767)
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=32766, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=32766, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L57] RET assume_abort_if_not(var_1_11 >= -32767)
VAL [isInitial=1, var_1_10=-25, var_1_11=32766, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L58] CALL assume_abort_if_not(var_1_11 <= 32766)
VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=32766, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-25, var_1_11=32766, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L58] RET assume_abort_if_not(var_1_11 <= 32766)
VAL [isInitial=1, var_1_10=-25, var_1_11=32766, var_1_1=49/5, var_1_4=4294967299, var_1_5=8, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L71] RET updateVariables()
[L72] CALL step()
[L35] var_1_5 = (((((var_1_6 - 500u)) < (var_1_7)) ? ((var_1_6 - 500u)) : (var_1_7)))
[L36] var_1_8 = var_1_9
[L37] var_1_10 = var_1_11
VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_1=49/5, var_1_4=4294967299, var_1_5=4294966794, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L38] COND TRUE (var_1_2 <= 8.75f) || var_1_8
[L39] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))
VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_1=4294967299, var_1_4=4294967299, var_1_5=4294966794, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L72] RET step()
[L73] CALL, EXPR property()
[L63-L64] return (((((var_1_2 <= 8.75f) || var_1_8) ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) && (var_1_5 == ((unsigned long int) (((((var_1_6 - 500u)) < (var_1_7)) ? ((var_1_6 - 500u)) : (var_1_7)))))) && (var_1_8 == ((unsigned char) var_1_9))) && (var_1_10 == ((signed short int) var_1_11))
;
VAL [\result=0, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_1=4294967299, var_1_4=4294967299, var_1_5=4294966794, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L73] RET, EXPR property()
[L73] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_1=4294967299, var_1_4=4294967299, var_1_5=4294966794, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
[L19] reach_error()
VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_1=4294967299, var_1_4=4294967299, var_1_5=4294966794, var_1_6=4294967294, var_1_7=4294966794, var_1_8=0, var_1_9=0]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2023-11-19 07:46:45,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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_ada57293-c44d-406c-9d62-33e0146c9055/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 02ce82ba0ace3f5b040163bfedd713ab4e5a143077898ba922a6491fc85c9af7
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:46:48,067 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:46:48,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2023-11-19 07:46:48,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:46:48,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:46:48,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:46:48,309 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:46:48,310 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:46:48,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:46:48,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:46:48,318 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:46:48,319 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:46:48,320 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:46:48,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:46:48,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:46:48,323 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:46:48,324 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:46:48,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:46:48,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:46:48,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:46:48,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:46:48,328 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2023-11-19 07:46:48,328 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2023-11-19 07:46:48,329 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2023-11-19 07:46:48,329 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:46:48,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:46:48,330 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:46:48,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:46:48,331 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:46:48,332 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:46:48,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:46:48,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:46:48,335 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:46:48,335 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:46:48,336 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2023-11-19 07:46:48,336 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-11-19 07:46:48,336 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:46:48,337 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:46:48,337 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:46:48,338 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:46:48,339 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2023-11-19 07:46:48,339 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:46:48,339 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_ada57293-c44d-406c-9d62-33e0146c9055/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02ce82ba0ace3f5b040163bfedd713ab4e5a143077898ba922a6491fc85c9af7
[2023-11-19 07:46:48,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:46:48,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:46:48,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:46:48,850 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:46:48,851 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:46:48,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i
[2023-11-19 07:46:52,179 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:46:52,503 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:46:52,505 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i
[2023-11-19 07:46:52,518 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/data/6120b7c5a/82b76cdaed0545a28be2e648928f7bc1/FLAG01e02c459
[2023-11-19 07:46:52,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/data/6120b7c5a/82b76cdaed0545a28be2e648928f7bc1
[2023-11-19 07:46:52,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:46:52,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:46:52,558 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:46:52,558 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:46:52,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:46:52,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:52,566 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ce006d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52, skipping insertion in model container
[2023-11-19 07:46:52,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:52,606 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:46:52,829 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_ada57293-c44d-406c-9d62-33e0146c9055/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i[914,927]
[2023-11-19 07:46:52,886 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:46:52,915 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:46:52,941 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_ada57293-c44d-406c-9d62-33e0146c9055/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i[914,927]
[2023-11-19 07:46:52,973 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:46:52,994 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:46:52,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52 WrapperNode
[2023-11-19 07:46:52,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:46:52,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:46:52,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:46:52,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:46:53,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,045 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 77
[2023-11-19 07:46:53,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:46:53,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:46:53,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:46:53,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:46:53,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,075 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:46:53,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:46:53,090 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:46:53,091 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:46:53,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (1/1) ...
[2023-11-19 07:46:53,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:46:53,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:46:53,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:46:53,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:46:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:46:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2023-11-19 07:46:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-11-19 07:46:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-11-19 07:46:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:46:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:46:53,289 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:46:53,292 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:46:53,630 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:46:53,639 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:46:53,640 INFO L302 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 07:46:53,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:46:53 BoogieIcfgContainer
[2023-11-19 07:46:53,644 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:46:53,647 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:46:53,647 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:46:53,651 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:46:53,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:46:52" (1/3) ...
[2023-11-19 07:46:53,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62c58e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:46:53, skipping insertion in model container
[2023-11-19 07:46:53,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:52" (2/3) ...
[2023-11-19 07:46:53,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62c58e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:46:53, skipping insertion in model container
[2023-11-19 07:46:53,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:46:53" (3/3) ...
[2023-11-19 07:46:53,655 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-1.i
[2023-11-19 07:46:53,679 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:46:53,680 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-19 07:46:53,745 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:46:53,753 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;@52581256, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:46:53,754 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-19 07:46:53,759 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 24 states have internal predecessors, (29), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2023-11-19 07:46:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2023-11-19 07:46:53,773 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:46:53,774 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:53,777 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:46:53,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:46:53,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1042403981, now seen corresponding path program 1 times
[2023-11-19 07:46:53,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2023-11-19 07:46:53,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [138827490]
[2023-11-19 07:46:53,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:46:53,813 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 07:46:53,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/mathsat
[2023-11-19 07:46:53,816 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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 07:46:53,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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 07:46:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:46:54,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 12 conjunts are in the unsatisfiable core
[2023-11-19 07:46:54,210 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:47:05,185 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 43 proven. 24 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked.
[2023-11-19 07:47:05,186 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2023-11-19 07:47:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked.
[2023-11-19 07:47:14,949 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2023-11-19 07:47:14,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [138827490]
[2023-11-19 07:47:14,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [138827490] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-19 07:47:14,950 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2023-11-19 07:47:14,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16
[2023-11-19 07:47:14,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271615975]
[2023-11-19 07:47:14,960 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2023-11-19 07:47:14,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2023-11-19 07:47:14,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2023-11-19 07:47:15,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2023-11-19 07:47:15,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240
[2023-11-19 07:47:15,019 INFO L87 Difference]: Start difference. First operand has 36 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 24 states have internal predecessors, (29), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 16 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2023-11-19 07:47:18,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:47:18,995 INFO L93 Difference]: Finished difference Result 108 states and 174 transitions.
[2023-11-19 07:47:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states.
[2023-11-19 07:47:18,998 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 66
[2023-11-19 07:47:18,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:47:19,007 INFO L225 Difference]: With dead ends: 108
[2023-11-19 07:47:19,007 INFO L226 Difference]: Without dead ends: 75
[2023-11-19 07:47:19,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=207, Invalid=605, Unknown=0, NotChecked=0, Total=812
[2023-11-19 07:47:19,015 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 81 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:47:19,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 290 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time]
[2023-11-19 07:47:19,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2023-11-19 07:47:19,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 46.
[2023-11-19 07:47:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 31 states have (on average 1.064516129032258) internal successors, (33), 32 states have internal predecessors, (33), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11)
[2023-11-19 07:47:19,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 55 transitions.
[2023-11-19 07:47:19,067 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 55 transitions. Word has length 66
[2023-11-19 07:47:19,068 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:47:19,068 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 55 transitions.
[2023-11-19 07:47:19,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2023-11-19 07:47:19,069 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions.
[2023-11-19 07:47:19,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2023-11-19 07:47:19,072 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:47:19,072 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:47:19,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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 07:47:19,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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 07:47:19,277 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:47:19,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:47:19,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1040556939, now seen corresponding path program 1 times
[2023-11-19 07:47:19,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2023-11-19 07:47:19,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1040074753]
[2023-11-19 07:47:19,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:47:19,279 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 07:47:19,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/bin/uautomizer-verify-uCwYo4JHxu/mathsat
[2023-11-19 07:47:19,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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 07:47:19,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ada57293-c44d-406c-9d62-33e0146c9055/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 07:47:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:47:19,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 12 conjunts are in the unsatisfiable core
[2023-11-19 07:47:19,518 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:47:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 79 proven. 6 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked.
[2023-11-19 07:47:24,572 INFO L327 TraceCheckSpWp]: Computing backward predicates...