./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig3.c --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 5e519f3a
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_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c64ddc091da8ed0532dcccc83eb64a4ecc9abe88fb93c047052ca7ac9ea29989
--- Real Ultimate output ---
[0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset.
This is Ultimate 0.2.2-dev-5e519f3
[2022-11-02 21:00:31,244 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-11-02 21:00:31,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-11-02 21:00:31,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-11-02 21:00:31,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-11-02 21:00:31,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-11-02 21:00:31,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-11-02 21:00:31,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-11-02 21:00:31,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-11-02 21:00:31,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-11-02 21:00:31,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-11-02 21:00:31,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-11-02 21:00:31,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-11-02 21:00:31,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-11-02 21:00:31,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-11-02 21:00:31,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-11-02 21:00:31,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-11-02 21:00:31,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-11-02 21:00:31,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-11-02 21:00:31,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-11-02 21:00:31,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-11-02 21:00:31,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-11-02 21:00:31,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-11-02 21:00:31,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-11-02 21:00:31,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-11-02 21:00:31,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-11-02 21:00:31,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-11-02 21:00:31,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-11-02 21:00:31,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-11-02 21:00:31,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-11-02 21:00:31,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-11-02 21:00:31,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-11-02 21:00:31,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-11-02 21:00:31,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-11-02 21:00:31,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-11-02 21:00:31,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-11-02 21:00:31,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-11-02 21:00:31,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-11-02 21:00:31,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-11-02 21:00:31,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-11-02 21:00:31,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-11-02 21:00:31,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2022-11-02 21:00:31,355 INFO L113 SettingsManager]: Loading preferences was successful
[2022-11-02 21:00:31,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-11-02 21:00:31,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-11-02 21:00:31,364 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-11-02 21:00:31,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-11-02 21:00:31,365 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-11-02 21:00:31,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-11-02 21:00:31,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-11-02 21:00:31,366 INFO L138 SettingsManager]: * Use SBE=true
[2022-11-02 21:00:31,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-11-02 21:00:31,367 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2022-11-02 21:00:31,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-11-02 21:00:31,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-11-02 21:00:31,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-11-02 21:00:31,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-11-02 21:00:31,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-11-02 21:00:31,368 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true
[2022-11-02 21:00:31,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-11-02 21:00:31,368 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-11-02 21:00:31,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-11-02 21:00:31,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-11-02 21:00:31,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-11-02 21:00:31,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-11-02 21:00:31,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-11-02 21:00:31,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-11-02 21:00:31,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-11-02 21:00:31,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-11-02 21:00:31,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-11-02 21:00:31,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-11-02 21:00:31,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-11-02 21:00:31,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
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_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c64ddc091da8ed0532dcccc83eb64a4ecc9abe88fb93c047052ca7ac9ea29989
[2022-11-02 21:00:31,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-11-02 21:00:31,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-11-02 21:00:31,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-11-02 21:00:31,683 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-11-02 21:00:31,683 INFO L275 PluginConnector]: CDTParser initialized
[2022-11-02 21:00:31,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig3.c
[2022-11-02 21:00:31,753 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/data/cd5eae082/0b7c4675b2974eb6bd1dfc129abdd106/FLAG3e66fc85b
[2022-11-02 21:00:32,239 INFO L306 CDTParser]: Found 1 translation units.
[2022-11-02 21:00:32,239 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig3.c
[2022-11-02 21:00:32,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/data/cd5eae082/0b7c4675b2974eb6bd1dfc129abdd106/FLAG3e66fc85b
[2022-11-02 21:00:32,625 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/data/cd5eae082/0b7c4675b2974eb6bd1dfc129abdd106
[2022-11-02 21:00:32,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-11-02 21:00:32,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2022-11-02 21:00:32,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-11-02 21:00:32,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-11-02 21:00:32,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-11-02 21:00:32,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50af41fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32, skipping insertion in model container
[2022-11-02 21:00:32,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-11-02 21:00:32,665 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-11-02 21:00:32,872 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 21:00:32,890 INFO L203 MainTranslator]: Completed pre-run
[2022-11-02 21:00:32,904 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 21:00:32,918 INFO L208 MainTranslator]: Completed translation
[2022-11-02 21:00:32,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32 WrapperNode
[2022-11-02 21:00:32,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-11-02 21:00:32,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-11-02 21:00:32,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-11-02 21:00:32,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-11-02 21:00:32,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,950 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18
[2022-11-02 21:00:32,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-11-02 21:00:32,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-11-02 21:00:32,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-11-02 21:00:32,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-11-02 21:00:32,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,970 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-11-02 21:00:32,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-11-02 21:00:32,974 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-11-02 21:00:32,975 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-11-02 21:00:32,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (1/1) ...
[2022-11-02 21:00:32,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-11-02 21:00:32,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 21:00:33,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-11-02 21:00:33,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-11-02 21:00:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure foo
[2022-11-02 21:00:33,061 INFO L138 BoogieDeclarations]: Found implementation of procedure foo
[2022-11-02 21:00:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-11-02 21:00:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-11-02 21:00:33,118 INFO L235 CfgBuilder]: Building ICFG
[2022-11-02 21:00:33,120 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-11-02 21:00:33,246 INFO L276 CfgBuilder]: Performing block encoding
[2022-11-02 21:00:33,253 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-11-02 21:00:33,253 INFO L300 CfgBuilder]: Removed 1 assume(true) statements.
[2022-11-02 21:00:33,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:00:33 BoogieIcfgContainer
[2022-11-02 21:00:33,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-11-02 21:00:33,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-11-02 21:00:33,260 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-11-02 21:00:33,264 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-11-02 21:00:33,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:00:32" (1/3) ...
[2022-11-02 21:00:33,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40737113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:00:33, skipping insertion in model container
[2022-11-02 21:00:33,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:32" (2/3) ...
[2022-11-02 21:00:33,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40737113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:00:33, skipping insertion in model container
[2022-11-02 21:00:33,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:00:33" (3/3) ...
[2022-11-02 21:00:33,267 INFO L112 eAbstractionObserver]: Analyzing ICFG HarrisLalNoriRajamani-SAS2010-Fig3.c
[2022-11-02 21:00:33,288 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-11-02 21:00:33,288 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2022-11-02 21:00:33,352 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-11-02 21:00:33,362 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@3882ea71, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-11-02 21:00:33,362 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2022-11-02 21:00:33,366 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2)
[2022-11-02 21:00:33,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2022-11-02 21:00:33,386 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 21:00:33,386 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2022-11-02 21:00:33,387 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting fooErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fooErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fooErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2022-11-02 21:00:33,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 21:00:33,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1276741572, now seen corresponding path program 1 times
[2022-11-02 21:00:33,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 21:00:33,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827237794]
[2022-11-02 21:00:33,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 21:00:33,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 21:00:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 21:00:33,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 21:00:33,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 21:00:33,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827237794]
[2022-11-02 21:00:33,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827237794] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 21:00:33,716 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 21:00:33,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 21:00:33,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270283382]
[2022-11-02 21:00:33,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 21:00:33,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-11-02 21:00:33,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 21:00:33,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-11-02 21:00:33,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2022-11-02 21:00:33,753 INFO L87 Difference]: Start difference. First operand has 17 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 21:00:33,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 21:00:33,797 INFO L93 Difference]: Finished difference Result 21 states and 23 transitions.
[2022-11-02 21:00:33,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-11-02 21:00:33,800 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7
[2022-11-02 21:00:33,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 21:00:33,810 INFO L225 Difference]: With dead ends: 21
[2022-11-02 21:00:33,810 INFO L226 Difference]: Without dead ends: 12
[2022-11-02 21:00:33,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2022-11-02 21:00:33,816 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 14 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-11-02 21:00:33,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 24 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-11-02 21:00:33,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states.
[2022-11-02 21:00:33,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12.
[2022-11-02 21:00:33,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 8 states have (on average 1.25) internal successors, (10), 10 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2)
[2022-11-02 21:00:33,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 14 transitions.
[2022-11-02 21:00:33,852 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 14 transitions. Word has length 7
[2022-11-02 21:00:33,853 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 21:00:33,853 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 14 transitions.
[2022-11-02 21:00:33,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 21:00:33,853 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions.
[2022-11-02 21:00:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2022-11-02 21:00:33,854 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 21:00:33,854 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 21:00:33,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-11-02 21:00:33,855 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting fooErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fooErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fooErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2022-11-02 21:00:33,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 21:00:33,856 INFO L85 PathProgramCache]: Analyzing trace with hash -924283034, now seen corresponding path program 1 times
[2022-11-02 21:00:33,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 21:00:33,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212849567]
[2022-11-02 21:00:33,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 21:00:33,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 21:00:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 21:00:33,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 21:00:33,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 21:00:33,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212849567]
[2022-11-02 21:00:33,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212849567] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 21:00:33,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 21:00:33,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 21:00:33,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59014575]
[2022-11-02 21:00:33,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 21:00:33,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-11-02 21:00:33,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 21:00:33,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-11-02 21:00:33,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2022-11-02 21:00:33,943 INFO L87 Difference]: Start difference. First operand 12 states and 14 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 21:00:33,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 21:00:33,977 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions.
[2022-11-02 21:00:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-11-02 21:00:33,977 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8
[2022-11-02 21:00:33,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 21:00:33,978 INFO L225 Difference]: With dead ends: 12
[2022-11-02 21:00:33,978 INFO L226 Difference]: Without dead ends: 0
[2022-11-02 21:00:33,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2022-11-02 21:00:33,980 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 4 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-11-02 21:00:33,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 23 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-11-02 21:00:33,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2022-11-02 21:00:33,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2022-11-02 21:00:33,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 21:00:33,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2022-11-02 21:00:33,990 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8
[2022-11-02 21:00:33,990 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 21:00:33,990 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-11-02 21:00:33,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 21:00:33,991 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-11-02 21:00:33,992 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-11-02 21:00:33,995 INFO L805 garLoopResultBuilder]: Registering result SAFE for location fooErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2022-11-02 21:00:33,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location fooErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2022-11-02 21:00:33,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-11-02 21:00:33,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2022-11-02 21:00:34,081 INFO L899 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed.
[2022-11-02 21:00:34,081 INFO L899 garLoopResultBuilder]: For program point L15-1(line 15) no Hoare annotation was computed.
[2022-11-02 21:00:34,082 INFO L899 garLoopResultBuilder]: For program point fooErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed.
[2022-11-02 21:00:34,082 INFO L899 garLoopResultBuilder]: For program point fooEXIT(lines 14 16) no Hoare annotation was computed.
[2022-11-02 21:00:34,083 INFO L895 garLoopResultBuilder]: At program point fooENTRY(lines 14 16) the Hoare annotation is: (or (not (<= |old(~x~0)| 2147483647)) (not (<= 1 |old(~x~0)|)) (and (<= 1 ~x~0) (<= ~x~0 2147483647)))
[2022-11-02 21:00:34,083 INFO L899 garLoopResultBuilder]: For program point fooErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed.
[2022-11-02 21:00:34,083 INFO L899 garLoopResultBuilder]: For program point fooFINAL(lines 14 16) no Hoare annotation was computed.
[2022-11-02 21:00:34,083 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2022-11-02 21:00:34,084 INFO L895 garLoopResultBuilder]: At program point L29(lines 19 30) the Hoare annotation is: (<= ~x~0 2147483647)
[2022-11-02 21:00:34,096 INFO L899 garLoopResultBuilder]: For program point L23(lines 23 27) no Hoare annotation was computed.
[2022-11-02 21:00:34,096 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2022-11-02 21:00:34,096 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed.
[2022-11-02 21:00:34,097 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2022-11-02 21:00:34,097 INFO L895 garLoopResultBuilder]: At program point L26(line 26) the Hoare annotation is: (and (<= 1 ~x~0) (<= ~x~0 2147483647))
[2022-11-02 21:00:34,097 INFO L895 garLoopResultBuilder]: At program point L26-1(lines 22 28) the Hoare annotation is: (<= ~x~0 2147483647)
[2022-11-02 21:00:34,098 INFO L895 garLoopResultBuilder]: At program point L24(line 24) the Hoare annotation is: (and (<= 1 ~x~0) (<= ~x~0 2147483647))
[2022-11-02 21:00:34,098 INFO L899 garLoopResultBuilder]: For program point L22-2(lines 22 28) no Hoare annotation was computed.
[2022-11-02 21:00:34,102 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1]
[2022-11-02 21:00:34,104 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2022-11-02 21:00:34,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 09:00:34 BoogieIcfgContainer
[2022-11-02 21:00:34,125 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-11-02 21:00:34,126 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2022-11-02 21:00:34,126 INFO L271 PluginConnector]: Initializing Witness Printer...
[2022-11-02 21:00:34,127 INFO L275 PluginConnector]: Witness Printer initialized
[2022-11-02 21:00:34,127 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:00:33" (3/4) ...
[2022-11-02 21:00:34,130 INFO L137 WitnessPrinter]: Generating witness for correct program
[2022-11-02 21:00:34,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure foo
[2022-11-02 21:00:34,143 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2022-11-02 21:00:34,143 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2022-11-02 21:00:34,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2022-11-02 21:00:34,190 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/witness.graphml
[2022-11-02 21:00:34,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-11-02 21:00:34,197 INFO L158 Benchmark]: Toolchain (without parser) took 1566.69ms. Allocated memory is still 138.4MB. Free memory was 108.9MB in the beginning and 110.7MB in the end (delta: -1.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 21:00:34,197 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 47.4MB in the beginning and 47.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 21:00:34,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.52ms. Allocated memory is still 138.4MB. Free memory was 108.6MB in the beginning and 115.5MB in the end (delta: -6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2022-11-02 21:00:34,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.54ms. Allocated memory is still 138.4MB. Free memory was 115.5MB in the beginning and 114.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 21:00:34,200 INFO L158 Benchmark]: Boogie Preprocessor took 21.21ms. Allocated memory is still 138.4MB. Free memory was 114.1MB in the beginning and 113.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 21:00:34,201 INFO L158 Benchmark]: RCFGBuilder took 282.37ms. Allocated memory is still 138.4MB. Free memory was 113.0MB in the beginning and 104.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2022-11-02 21:00:34,202 INFO L158 Benchmark]: TraceAbstraction took 865.07ms. Allocated memory is still 138.4MB. Free memory was 103.8MB in the beginning and 112.7MB in the end (delta: -8.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
[2022-11-02 21:00:34,203 INFO L158 Benchmark]: Witness Printer took 70.30ms. Allocated memory is still 138.4MB. Free memory was 112.7MB in the beginning and 110.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 21:00:34,206 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 47.4MB in the beginning and 47.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 287.52ms. Allocated memory is still 138.4MB. Free memory was 108.6MB in the beginning and 115.5MB in the end (delta: -6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 30.54ms. Allocated memory is still 138.4MB. Free memory was 115.5MB in the beginning and 114.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 21.21ms. Allocated memory is still 138.4MB. Free memory was 114.1MB in the beginning and 113.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 282.37ms. Allocated memory is still 138.4MB. Free memory was 113.0MB in the beginning and 104.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 865.07ms. Allocated memory is still 138.4MB. Free memory was 103.8MB in the beginning and 112.7MB in the end (delta: -8.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
* Witness Printer took 70.30ms. Allocated memory is still 138.4MB. Free memory was 112.7MB in the beginning and 110.7MB in the end (delta: 2.1MB). 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
- PositiveResult [Line: 15]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 15]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 22 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 6 PreInvPairs, 7 NumberOfFragments, 36 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 33 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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
- AllSpecificationsHoldResult: All specifications hold
2 specifications checked. All of them hold
- InvariantResult [Line: 22]: Loop Invariant
Derived loop invariant: x <= 2147483647
- InvariantResult [Line: 19]: Loop Invariant
Derived loop invariant: x <= 2147483647
RESULT: Ultimate proved your program to be correct!
[2022-11-02 21:00:34,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c00b567-b8e0-425f-a85a-813f44aeba44/bin/uautomizer-Dbtcem3rbc/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
Writing output log to file Ultimate.log
Result:
TRUE