./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for memory safety (memcleanup)
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 08:39:45,084 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 08:39:45,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-MemCleanup-32bit-Automizer_Default.epf
[2024-12-02 08:39:45,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 08:39:45,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 08:39:45,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 08:39:45,167 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 08:39:45,167 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 08:39:45,167 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 08:39:45,167 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 08:39:45,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 08:39:45,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 08:39:45,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 08:39:45,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 08:39:45,168 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 08:39:45,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 08:39:45,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 08:39:45,168 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 08:39:45,168 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Bitprecise bitfields=true
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 08:39:45,169 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 08:39:45,170 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 08:39:45,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 08:39:45,170 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 08:39:45,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 08:39:45,171 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 08:39:45,171 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 08:39:45,171 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 08:39:45,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 08:39:45,171 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1
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 valid-memcleanup) )
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 -> 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a
[2024-12-02 08:39:45,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 08:39:45,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 08:39:45,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 08:39:45,428 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 08:39:45,428 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 08:39:45,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i
[2024-12-02 08:39:48,046 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data/0c1cb50a6/541a585c220346efbe5446fe7cbe8bd5/FLAG56e1c3e37
[2024-12-02 08:39:48,332 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 08:39:48,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i
[2024-12-02 08:39:48,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data/0c1cb50a6/541a585c220346efbe5446fe7cbe8bd5/FLAG56e1c3e37
[2024-12-02 08:39:48,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data/0c1cb50a6/541a585c220346efbe5446fe7cbe8bd5
[2024-12-02 08:39:48,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 08:39:48,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 08:39:48,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 08:39:48,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 08:39:48,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 08:39:48,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:39:48" (1/1) ...
[2024-12-02 08:39:48,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ff3fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:48, skipping insertion in model container
[2024-12-02 08:39:48,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:39:48" (1/1) ...
[2024-12-02 08:39:48,411 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 08:39:48,753 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,780 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,784 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,788 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,795 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,824 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,824 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,826 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,827 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,829 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,830 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,831 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,831 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:48,840 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 08:39:48,851 ERROR L321 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation)
[2024-12-02 08:39:48,851 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@272217bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:48, skipping insertion in model container
[2024-12-02 08:39:48,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 08:39:48,851 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner
[2024-12-02 08:39:48,853 INFO L158 Benchmark]: Toolchain (without parser) took 487.92ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 96.5MB in the end (delta: 19.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 08:39:48,854 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 82.6MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 08:39:48,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.69ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 96.5MB in the end (delta: 19.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 08:39:48,856 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 82.6MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 485.69ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 96.5MB in the end (delta: 19.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- UnsupportedSyntaxResult [Line: 778]: Unsupported Syntax
Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 08:39:50,595 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 08:39:50,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf
[2024-12-02 08:39:50,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 08:39:50,688 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 08:39:50,709 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 08:39:50,710 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 08:39:50,710 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 08:39:50,710 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 08:39:50,710 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 08:39:50,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 08:39:50,711 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 08:39:50,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 08:39:50,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 08:39:50,711 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 08:39:50,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 08:39:50,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Bitprecise bitfields=true
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 08:39:50,712 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 08:39:50,713 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 08:39:50,713 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 08:39:50,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 08:39:50,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 08:39:50,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 08:39:50,714 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-12-02 08:39:50,714 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-12-02 08:39:50,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 08:39:50,714 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 08:39:50,714 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 08:39:50,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 08:39:50,714 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1
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 valid-memcleanup) )
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 -> 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a
[2024-12-02 08:39:50,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 08:39:50,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 08:39:50,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 08:39:50,944 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 08:39:50,945 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 08:39:50,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i
[2024-12-02 08:39:53,592 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data/3d4daeab0/2d40dfdcdd104b979815d3cbcae3c334/FLAG2f45ce867
[2024-12-02 08:39:53,868 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 08:39:53,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i
[2024-12-02 08:39:53,883 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data/3d4daeab0/2d40dfdcdd104b979815d3cbcae3c334/FLAG2f45ce867
[2024-12-02 08:39:54,144 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/data/3d4daeab0/2d40dfdcdd104b979815d3cbcae3c334
[2024-12-02 08:39:54,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 08:39:54,147 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 08:39:54,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 08:39:54,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 08:39:54,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 08:39:54,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13eea42a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54, skipping insertion in model container
[2024-12-02 08:39:54,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,182 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 08:39:54,448 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,480 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,485 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,489 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,496 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,529 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,529 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,532 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,533 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,535 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,537 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,538 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,539 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,547 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 08:39:54,560 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution]
[2024-12-02 08:39:54,569 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 08:39:54,598 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,614 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,616 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,619 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,623 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,646 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,646 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,655 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,655 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,657 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,658 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,658 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,659 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 08:39:54,664 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 08:39:54,668 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 08:39:54,730 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 08:39:54,756 INFO L204 MainTranslator]: Completed translation
[2024-12-02 08:39:54,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54 WrapperNode
[2024-12-02 08:39:54,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 08:39:54,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 08:39:54,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 08:39:54,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 08:39:54,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,824 INFO L138 Inliner]: procedures = 180, calls = 291, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 984
[2024-12-02 08:39:54,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 08:39:54,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 08:39:54,825 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 08:39:54,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 08:39:54,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,843 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,893 INFO L175 MemorySlicer]: Split 256 memory accesses to 3 slices as follows [2, 220, 34]. 86 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 54 writes are split as follows [0, 50, 4].
[2024-12-02 08:39:54,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,939 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 08:39:54,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 08:39:54,965 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 08:39:54,965 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 08:39:54,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (1/1) ...
[2024-12-02 08:39:54,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 08:39:54,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:39:54,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 08:39:54,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 08:39:55,017 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-12-02 08:39:55,017 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-12-02 08:39:55,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0
[2024-12-02 08:39:55,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1
[2024-12-02 08:39:55,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-12-02 08:39:55,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2
[2024-12-02 08:39:55,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0
[2024-12-02 08:39:55,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1
[2024-12-02 08:39:55,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure test_int
[2024-12-02 08:39:55,018 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0
[2024-12-02 08:39:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1
[2024-12-02 08:39:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2
[2024-12-02 08:39:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-12-02 08:39:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1
[2024-12-02 08:39:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2
[2024-12-02 08:39:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 08:39:55,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 08:39:55,201 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 08:39:55,202 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 08:40:03,131 INFO L? ?]: Removed 142 outVars from TransFormulas that were not future-live.
[2024-12-02 08:40:03,131 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 08:40:03,144 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 08:40:03,145 INFO L312 CfgBuilder]: Removed 35 assume(true) statements.
[2024-12-02 08:40:03,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:40:03 BoogieIcfgContainer
[2024-12-02 08:40:03,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 08:40:03,147 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 08:40:03,148 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 08:40:03,152 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 08:40:03,153 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:39:54" (1/3) ...
[2024-12-02 08:40:03,153 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@350fdc95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:40:03, skipping insertion in model container
[2024-12-02 08:40:03,153 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:39:54" (2/3) ...
[2024-12-02 08:40:03,154 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@350fdc95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:40:03, skipping insertion in model container
[2024-12-02 08:40:03,154 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:40:03" (3/3) ...
[2024-12-02 08:40:03,155 INFO L128 eAbstractionObserver]: Analyzing ICFG uthash_BER_test8-1.i
[2024-12-02 08:40:03,168 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 08:40:03,169 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_BER_test8-1.i that has 7 procedures, 250 locations, 1 initial locations, 37 loop locations, and 2 error locations.
[2024-12-02 08:40:03,203 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 08:40:03,212 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@55a268d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 08:40:03,212 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-12-02 08:40:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand has 242 states, 213 states have (on average 1.6525821596244132) internal successors, (352), 232 states have internal predecessors, (352), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 8 states have call predecessors, (22), 22 states have call successors, (22)
[2024-12-02 08:40:03,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-12-02 08:40:03,222 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:40:03,222 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:40:03,223 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:40:03,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:40:03,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1609629347, now seen corresponding path program 1 times
[2024-12-02 08:40:03,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:40:03,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [530625316]
[2024-12-02 08:40:03,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 08:40:03,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:03,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:40:03,240 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:40:03,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 08:40:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 08:40:03,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 08:40:03,432 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 08:40:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 08:40:03,441 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 08:40:03,442 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 08:40:03,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530625316]
[2024-12-02 08:40:03,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530625316] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 08:40:03,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 08:40:03,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 08:40:03,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868406747]
[2024-12-02 08:40:03,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 08:40:03,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 08:40:03,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 08:40:03,470 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 08:40:03,470 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 08:40:03,473 INFO L87 Difference]: Start difference. First operand has 242 states, 213 states have (on average 1.6525821596244132) internal successors, (352), 232 states have internal predecessors, (352), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 8 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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)
[2024-12-02 08:40:03,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 08:40:03,501 INFO L93 Difference]: Finished difference Result 240 states and 325 transitions.
[2024-12-02 08:40:03,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 08:40:03,503 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) Word has length 7
[2024-12-02 08:40:03,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 08:40:03,511 INFO L225 Difference]: With dead ends: 240
[2024-12-02 08:40:03,512 INFO L226 Difference]: Without dead ends: 238
[2024-12-02 08:40:03,513 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 08:40:03,516 INFO L435 NwaCegarLoop]: 325 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 08:40:03,517 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 08:40:03,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states.
[2024-12-02 08:40:03,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238.
[2024-12-02 08:40:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 211 states have (on average 1.3317535545023698) internal successors, (281), 228 states have internal predecessors, (281), 22 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20)
[2024-12-02 08:40:03,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 323 transitions.
[2024-12-02 08:40:03,564 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 323 transitions. Word has length 7
[2024-12-02 08:40:03,564 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 08:40:03,564 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 323 transitions.
[2024-12-02 08:40:03,564 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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)
[2024-12-02 08:40:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 323 transitions.
[2024-12-02 08:40:03,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-12-02 08:40:03,565 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:40:03,565 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:40:03,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 08:40:03,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:03,766 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:40:03,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:40:03,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1606103501, now seen corresponding path program 1 times
[2024-12-02 08:40:03,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:40:03,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [687419883]
[2024-12-02 08:40:03,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 08:40:03,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:03,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:40:03,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:40:03,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-12-02 08:40:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 08:40:03,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjuncts are in the unsatisfiable core
[2024-12-02 08:40:03,925 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 08:40:03,951 INFO L173 IndexEqualityManager]: detected equality via solver
[2024-12-02 08:40:03,951 INFO L173 IndexEqualityManager]: detected equality via solver
[2024-12-02 08:40:03,952 INFO L173 IndexEqualityManager]: detected equality via solver
[2024-12-02 08:40:03,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 39
[2024-12-02 08:40:04,048 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-12-02 08:40:04,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 26
[2024-12-02 08:40:04,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 08:40:04,074 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 08:40:04,074 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 08:40:04,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687419883]
[2024-12-02 08:40:04,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687419883] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 08:40:04,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 08:40:04,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 08:40:04,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617449292]
[2024-12-02 08:40:04,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 08:40:04,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 08:40:04,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 08:40:04,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 08:40:04,077 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 08:40:04,077 INFO L87 Difference]: Start difference. First operand 238 states and 323 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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)
[2024-12-02 08:40:04,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 08:40:04,667 INFO L93 Difference]: Finished difference Result 425 states and 567 transitions.
[2024-12-02 08:40:04,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 08:40:04,668 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) Word has length 9
[2024-12-02 08:40:04,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 08:40:04,670 INFO L225 Difference]: With dead ends: 425
[2024-12-02 08:40:04,670 INFO L226 Difference]: Without dead ends: 425
[2024-12-02 08:40:04,670 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-12-02 08:40:04,670 INFO L435 NwaCegarLoop]: 332 mSDtfsCounter, 230 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 958 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2024-12-02 08:40:04,671 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 958 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-12-02 08:40:04,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states.
[2024-12-02 08:40:04,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 240.
[2024-12-02 08:40:04,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 213 states have (on average 1.3286384976525822) internal successors, (283), 230 states have internal predecessors, (283), 22 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20)
[2024-12-02 08:40:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 325 transitions.
[2024-12-02 08:40:04,684 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 325 transitions. Word has length 9
[2024-12-02 08:40:04,684 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 08:40:04,684 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 325 transitions.
[2024-12-02 08:40:04,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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)
[2024-12-02 08:40:04,684 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 325 transitions.
[2024-12-02 08:40:04,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2024-12-02 08:40:04,686 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:40:04,686 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:40:04,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-12-02 08:40:04,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:04,887 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:40:04,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:40:04,887 INFO L85 PathProgramCache]: Analyzing trace with hash -114540827, now seen corresponding path program 1 times
[2024-12-02 08:40:04,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:40:04,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [975915091]
[2024-12-02 08:40:04,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 08:40:04,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:04,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:40:04,889 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:40:04,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-12-02 08:40:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 08:40:05,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 08:40:05,209 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 08:40:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 08:40:05,570 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 08:40:05,570 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 08:40:05,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975915091]
[2024-12-02 08:40:05,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975915091] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 08:40:05,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 08:40:05,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 08:40:05,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3632549]
[2024-12-02 08:40:05,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 08:40:05,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 08:40:05,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 08:40:05,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 08:40:05,572 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 08:40:05,572 INFO L87 Difference]: Start difference. First operand 240 states and 325 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 08:40:06,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-12-02 08:40:06,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 08:40:06,990 INFO L93 Difference]: Finished difference Result 355 states and 474 transitions.
[2024-12-02 08:40:06,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 08:40:06,991 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68
[2024-12-02 08:40:06,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 08:40:06,993 INFO L225 Difference]: With dead ends: 355
[2024-12-02 08:40:06,993 INFO L226 Difference]: Without dead ends: 355
[2024-12-02 08:40:06,993 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 08:40:06,994 INFO L435 NwaCegarLoop]: 371 mSDtfsCounter, 106 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time
[2024-12-02 08:40:06,994 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 671 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time]
[2024-12-02 08:40:06,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states.
[2024-12-02 08:40:07,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 350.
[2024-12-02 08:40:07,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 322 states have (on average 1.3229813664596273) internal successors, (426), 339 states have internal predecessors, (426), 23 states have call successors, (23), 4 states have call predecessors, (23), 3 states have return successors, (21), 7 states have call predecessors, (21), 21 states have call successors, (21)
[2024-12-02 08:40:07,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 470 transitions.
[2024-12-02 08:40:07,013 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 470 transitions. Word has length 68
[2024-12-02 08:40:07,013 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 08:40:07,013 INFO L471 AbstractCegarLoop]: Abstraction has 350 states and 470 transitions.
[2024-12-02 08:40:07,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 08:40:07,013 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 470 transitions.
[2024-12-02 08:40:07,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84
[2024-12-02 08:40:07,015 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:40:07,015 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:40:07,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-12-02 08:40:07,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:07,216 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:40:07,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:40:07,216 INFO L85 PathProgramCache]: Analyzing trace with hash 2071151137, now seen corresponding path program 1 times
[2024-12-02 08:40:07,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:40:07,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1452541288]
[2024-12-02 08:40:07,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 08:40:07,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:07,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:40:07,219 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:40:07,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-12-02 08:40:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 08:40:07,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 08:40:07,591 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 08:40:07,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-12-02 08:40:07,686 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 08:40:07,686 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 08:40:07,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452541288]
[2024-12-02 08:40:07,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452541288] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 08:40:07,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 08:40:07,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 08:40:07,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991823701]
[2024-12-02 08:40:07,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 08:40:07,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 08:40:07,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 08:40:07,688 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 08:40:07,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 08:40:07,688 INFO L87 Difference]: Start difference. First operand 350 states and 470 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 08:40:07,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 08:40:07,815 INFO L93 Difference]: Finished difference Result 368 states and 478 transitions.
[2024-12-02 08:40:07,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 08:40:07,815 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 83
[2024-12-02 08:40:07,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 08:40:07,817 INFO L225 Difference]: With dead ends: 368
[2024-12-02 08:40:07,817 INFO L226 Difference]: Without dead ends: 368
[2024-12-02 08:40:07,818 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-12-02 08:40:07,818 INFO L435 NwaCegarLoop]: 292 mSDtfsCounter, 23 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 855 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-12-02 08:40:07,819 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 855 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-12-02 08:40:07,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states.
[2024-12-02 08:40:07,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 366.
[2024-12-02 08:40:07,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 338 states have (on average 1.2781065088757397) internal successors, (432), 355 states have internal predecessors, (432), 23 states have call successors, (23), 4 states have call predecessors, (23), 3 states have return successors, (21), 7 states have call predecessors, (21), 21 states have call successors, (21)
[2024-12-02 08:40:07,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 476 transitions.
[2024-12-02 08:40:07,833 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 476 transitions. Word has length 83
[2024-12-02 08:40:07,834 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 08:40:07,834 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 476 transitions.
[2024-12-02 08:40:07,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 08:40:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 476 transitions.
[2024-12-02 08:40:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84
[2024-12-02 08:40:07,836 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:40:07,836 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:40:07,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-12-02 08:40:08,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:08,037 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:40:08,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:40:08,037 INFO L85 PathProgramCache]: Analyzing trace with hash 810233887, now seen corresponding path program 1 times
[2024-12-02 08:40:08,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:40:08,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1254971037]
[2024-12-02 08:40:08,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 08:40:08,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:08,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:40:08,039 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:40:08,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-12-02 08:40:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 08:40:08,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 08:40:08,419 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 08:40:08,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-12-02 08:40:08,449 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 08:40:08,450 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 08:40:08,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254971037]
[2024-12-02 08:40:08,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254971037] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 08:40:08,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 08:40:08,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 08:40:08,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445417570]
[2024-12-02 08:40:08,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 08:40:08,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 08:40:08,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 08:40:08,451 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 08:40:08,451 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 08:40:08,451 INFO L87 Difference]: Start difference. First operand 366 states and 476 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 08:40:08,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 08:40:08,557 INFO L93 Difference]: Finished difference Result 342 states and 438 transitions.
[2024-12-02 08:40:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 08:40:08,558 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 83
[2024-12-02 08:40:08,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 08:40:08,559 INFO L225 Difference]: With dead ends: 342
[2024-12-02 08:40:08,559 INFO L226 Difference]: Without dead ends: 342
[2024-12-02 08:40:08,560 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-12-02 08:40:08,560 INFO L435 NwaCegarLoop]: 288 mSDtfsCounter, 27 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-12-02 08:40:08,560 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 852 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-12-02 08:40:08,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states.
[2024-12-02 08:40:08,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342.
[2024-12-02 08:40:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 314 states have (on average 1.2547770700636942) internal successors, (394), 331 states have internal predecessors, (394), 23 states have call successors, (23), 4 states have call predecessors, (23), 3 states have return successors, (21), 7 states have call predecessors, (21), 21 states have call successors, (21)
[2024-12-02 08:40:08,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 438 transitions.
[2024-12-02 08:40:08,570 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 438 transitions. Word has length 83
[2024-12-02 08:40:08,570 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 08:40:08,570 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 438 transitions.
[2024-12-02 08:40:08,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 08:40:08,571 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 438 transitions.
[2024-12-02 08:40:08,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84
[2024-12-02 08:40:08,572 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:40:08,572 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:40:08,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2024-12-02 08:40:08,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:08,772 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:40:08,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:40:08,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1447198675, now seen corresponding path program 1 times
[2024-12-02 08:40:08,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:40:08,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1802429529]
[2024-12-02 08:40:08,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 08:40:08,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:08,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:40:08,775 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:40:08,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-12-02 08:40:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 08:40:09,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 08:40:09,111 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 08:40:09,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-12-02 08:40:09,142 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 08:40:09,142 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 08:40:09,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802429529]
[2024-12-02 08:40:09,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1802429529] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 08:40:09,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 08:40:09,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 08:40:09,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643034445]
[2024-12-02 08:40:09,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 08:40:09,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 08:40:09,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 08:40:09,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 08:40:09,144 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 08:40:09,144 INFO L87 Difference]: Start difference. First operand 342 states and 438 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 08:40:09,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 08:40:09,188 INFO L93 Difference]: Finished difference Result 345 states and 442 transitions.
[2024-12-02 08:40:09,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 08:40:09,189 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 83
[2024-12-02 08:40:09,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 08:40:09,191 INFO L225 Difference]: With dead ends: 345
[2024-12-02 08:40:09,191 INFO L226 Difference]: Without dead ends: 345
[2024-12-02 08:40:09,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 08:40:09,192 INFO L435 NwaCegarLoop]: 304 mSDtfsCounter, 0 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 908 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 08:40:09,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 908 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 08:40:09,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states.
[2024-12-02 08:40:09,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 345.
[2024-12-02 08:40:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 316 states have (on average 1.2563291139240507) internal successors, (397), 334 states have internal predecessors, (397), 23 states have call successors, (23), 4 states have call predecessors, (23), 4 states have return successors, (22), 7 states have call predecessors, (22), 21 states have call successors, (22)
[2024-12-02 08:40:09,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 442 transitions.
[2024-12-02 08:40:09,204 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 442 transitions. Word has length 83
[2024-12-02 08:40:09,204 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 08:40:09,204 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 442 transitions.
[2024-12-02 08:40:09,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 08:40:09,205 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 442 transitions.
[2024-12-02 08:40:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86
[2024-12-02 08:40:09,206 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:40:09,206 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:40:09,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-12-02 08:40:09,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:09,407 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:40:09,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:40:09,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1713519467, now seen corresponding path program 1 times
[2024-12-02 08:40:09,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:40:09,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [5534532]
[2024-12-02 08:40:09,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 08:40:09,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:09,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:40:09,410 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:40:09,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-12-02 08:40:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 08:40:09,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-12-02 08:40:09,767 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 08:40:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-12-02 08:40:09,816 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 08:40:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-12-02 08:40:09,929 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 08:40:09,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5534532]
[2024-12-02 08:40:09,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5534532] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 08:40:09,930 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 08:40:09,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8
[2024-12-02 08:40:09,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718126064]
[2024-12-02 08:40:09,930 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 08:40:09,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-12-02 08:40:09,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 08:40:09,931 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-12-02 08:40:09,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2024-12-02 08:40:09,931 INFO L87 Difference]: Start difference. First operand 345 states and 442 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3)
[2024-12-02 08:40:10,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 08:40:10,091 INFO L93 Difference]: Finished difference Result 356 states and 459 transitions.
[2024-12-02 08:40:10,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-12-02 08:40:10,092 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 85
[2024-12-02 08:40:10,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 08:40:10,094 INFO L225 Difference]: With dead ends: 356
[2024-12-02 08:40:10,094 INFO L226 Difference]: Without dead ends: 356
[2024-12-02 08:40:10,094 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110
[2024-12-02 08:40:10,095 INFO L435 NwaCegarLoop]: 303 mSDtfsCounter, 5 mSDsluCounter, 905 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1208 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-12-02 08:40:10,095 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1208 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-12-02 08:40:10,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states.
[2024-12-02 08:40:10,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 354.
[2024-12-02 08:40:10,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 324 states have (on average 1.2685185185185186) internal successors, (411), 342 states have internal predecessors, (411), 23 states have call successors, (23), 5 states have call predecessors, (23), 5 states have return successors, (23), 7 states have call predecessors, (23), 21 states have call successors, (23)
[2024-12-02 08:40:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 457 transitions.
[2024-12-02 08:40:10,107 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 457 transitions. Word has length 85
[2024-12-02 08:40:10,107 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 08:40:10,107 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 457 transitions.
[2024-12-02 08:40:10,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3)
[2024-12-02 08:40:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 457 transitions.
[2024-12-02 08:40:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90
[2024-12-02 08:40:10,108 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:40:10,108 INFO L218 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:40:10,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0
[2024-12-02 08:40:10,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:10,309 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:40:10,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:40:10,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1880326797, now seen corresponding path program 2 times
[2024-12-02 08:40:10,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:40:10,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1587865310]
[2024-12-02 08:40:10,310 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-12-02 08:40:10,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:40:10,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:40:10,312 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:40:10,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-12-02 08:53:28,453 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-12-02 08:53:28,453 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-12-02 08:53:28,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-12-02 08:53:28,503 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 08:53:28,589 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2024-12-02 08:53:28,589 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 08:53:28,760 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.
[2024-12-02 08:53:28,761 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 08:53:28,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1587865310]
[2024-12-02 08:53:28,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1587865310] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 08:53:28,761 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 08:53:28,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10
[2024-12-02 08:53:28,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751609081]
[2024-12-02 08:53:28,761 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 08:53:28,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-12-02 08:53:28,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 08:53:28,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-12-02 08:53:28,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90
[2024-12-02 08:53:28,763 INFO L87 Difference]: Start difference. First operand 354 states and 457 transitions. Second operand has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4)
[2024-12-02 08:53:29,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 08:53:29,093 INFO L93 Difference]: Finished difference Result 362 states and 467 transitions.
[2024-12-02 08:53:29,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2024-12-02 08:53:29,093 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 89
[2024-12-02 08:53:29,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 08:53:29,096 INFO L225 Difference]: With dead ends: 362
[2024-12-02 08:53:29,096 INFO L226 Difference]: Without dead ends: 360
[2024-12-02 08:53:29,096 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210
[2024-12-02 08:53:29,097 INFO L435 NwaCegarLoop]: 305 mSDtfsCounter, 6 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1215 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-12-02 08:53:29,097 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1215 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-12-02 08:53:29,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states.
[2024-12-02 08:53:29,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 358.
[2024-12-02 08:53:29,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 328 states have (on average 1.271341463414634) internal successors, (417), 346 states have internal predecessors, (417), 23 states have call successors, (23), 5 states have call predecessors, (23), 5 states have return successors, (22), 7 states have call predecessors, (22), 21 states have call successors, (22)
[2024-12-02 08:53:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 462 transitions.
[2024-12-02 08:53:29,110 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 462 transitions. Word has length 89
[2024-12-02 08:53:29,111 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 08:53:29,111 INFO L471 AbstractCegarLoop]: Abstraction has 358 states and 462 transitions.
[2024-12-02 08:53:29,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4)
[2024-12-02 08:53:29,111 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 462 transitions.
[2024-12-02 08:53:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94
[2024-12-02 08:53:29,112 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 08:53:29,112 INFO L218 NwaCegarLoop]: trace histogram [10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 08:53:29,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2024-12-02 08:53:29,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:53:29,313 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] ===
[2024-12-02 08:53:29,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 08:53:29,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1511816755, now seen corresponding path program 3 times
[2024-12-02 08:53:29,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 08:53:29,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1150884076]
[2024-12-02 08:53:29,314 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-12-02 08:53:29,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 08:53:29,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 08:53:29,315 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 08:53:29,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62833dfb-55d2-4528-b98a-2b7e4e55cfb3/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process