./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 14cb0b0179e79f0e2d385464cbe440f1c78ee76831b4c47fbbc7c2a57322304c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:48,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:48,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-11-23 20:33:48,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:48,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:48,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:48,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:48,309 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:48,310 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:48,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:48,315 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:48,316 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:48,316 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:48,318 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:33:48,318 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:48,319 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:48,319 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:33:48,319 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:33:48,320 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:48,320 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:33:48,321 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:33:48,321 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:33:48,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:33:48,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:33:48,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:48,323 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:33:48,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:48,324 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:33:48,325 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:33:48,325 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:33:48,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:48,326 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:33:48,326 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:33:48,327 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:48,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:48,327 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:48,328 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:48,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:48,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:48,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:48,329 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:33:48,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:33:48,329 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:48,329 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:48,330 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:48,330 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14cb0b0179e79f0e2d385464cbe440f1c78ee76831b4c47fbbc7c2a57322304c [2023-11-23 20:33:48,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:48,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:48,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:48,718 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:48,718 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:48,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2023-11-23 20:33:51,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:52,253 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:52,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2023-11-23 20:33:52,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/data/2b8f0d69b/632e59e8293d47cabe06c6f565747f85/FLAGefcd4f63e [2023-11-23 20:33:52,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/data/2b8f0d69b/632e59e8293d47cabe06c6f565747f85 [2023-11-23 20:33:52,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:52,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:52,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:52,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:52,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:52,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f9c7d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52, skipping insertion in model container [2023-11-23 20:33:52,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,497 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:52,937 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:33:52,938 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:33:52,946 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:33:52,961 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:33:52,967 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:33:52,997 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:33:53,012 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-23 20:33:53,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:53,098 ERROR L324 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) [2023-11-23 20:33:53,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25ddf85e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53, skipping insertion in model container [2023-11-23 20:33:53,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:53,100 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 20:33:53,102 INFO L158 Benchmark]: Toolchain (without parser) took 796.47ms. Allocated memory is still 142.6MB. Free memory was 69.2MB in the beginning and 97.5MB in the end (delta: -28.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-23 20:33:53,103 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 111.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:53,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.68ms. Allocated memory is still 142.6MB. Free memory was 69.0MB in the beginning and 97.5MB in the end (delta: -28.5MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-23 20:33:53,106 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 111.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 784.68ms. Allocated memory is still 142.6MB. Free memory was 69.0MB in the beginning and 97.5MB in the end (delta: -28.5MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 959]: 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 14cb0b0179e79f0e2d385464cbe440f1c78ee76831b4c47fbbc7c2a57322304c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:55,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:56,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-11-23 20:33:56,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:56,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:56,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:56,188 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:56,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:56,190 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:56,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:56,193 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:56,194 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:56,194 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:56,195 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:56,196 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:56,196 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:56,197 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:33:56,197 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:33:56,198 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:56,200 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:33:56,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:56,201 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:33:56,202 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:33:56,202 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:33:56,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:56,203 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:33:56,203 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:33:56,204 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:33:56,204 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:33:56,205 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:56,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:56,207 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:33:56,207 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:56,208 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:56,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:56,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:56,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:56,210 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:33:56,210 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:56,210 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:56,211 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:56,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:56,211 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14cb0b0179e79f0e2d385464cbe440f1c78ee76831b4c47fbbc7c2a57322304c [2023-11-23 20:33:56,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:56,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:56,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:56,714 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:56,714 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:56,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2023-11-23 20:33:59,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:34:00,393 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:34:00,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2023-11-23 20:34:00,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/data/e8218d772/34942325b6614f59b85c779dc7cb3912/FLAG99998d504 [2023-11-23 20:34:00,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/data/e8218d772/34942325b6614f59b85c779dc7cb3912 [2023-11-23 20:34:00,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:34:00,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:34:00,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:34:00,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:34:00,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:34:00,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:34:00" (1/1) ... [2023-11-23 20:34:00,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@807c4e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:00, skipping insertion in model container [2023-11-23 20:34:00,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:34:00" (1/1) ... [2023-11-23 20:34:00,547 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:34:01,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:34:01,158 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:34:01,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:34:01,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:34:01,333 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:34:01,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:34:01,524 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:34:01,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01 WrapperNode [2023-11-23 20:34:01,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:34:01,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:34:01,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:34:01,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:34:01,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,642 INFO L138 Inliner]: procedures = 80, calls = 168, calls flagged for inlining = 33, calls inlined = 28, statements flattened = 516 [2023-11-23 20:34:01,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:34:01,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:34:01,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:34:01,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:34:01,655 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,725 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:34:01,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:34:01,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:34:01,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:34:01,740 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (1/1) ... [2023-11-23 20:34:01,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:34:01,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:34:01,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:34:01,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:34:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-11-23 20:34:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-11-23 20:34:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:34:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:34:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:34:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:34:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 20:34:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 20:34:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:34:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 20:34:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 20:34:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 20:34:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 20:34:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:34:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:34:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 20:34:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-11-23 20:34:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-11-23 20:34:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:34:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:34:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:34:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-23 20:34:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-23 20:34:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-23 20:34:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-23 20:34:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:34:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-11-23 20:34:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-11-23 20:34:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 20:34:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 20:34:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 20:34:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 20:34:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-11-23 20:34:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-11-23 20:34:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:34:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:34:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:34:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 20:34:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 20:34:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-23 20:34:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-23 20:34:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:34:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:34:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 20:34:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 20:34:02,121 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:34:02,126 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:34:02,267 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 20:34:03,531 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:34:03,640 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:34:03,640 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:34:03,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:03 BoogieIcfgContainer [2023-11-23 20:34:03,641 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:34:03,644 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:34:03,644 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:34:03,648 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:34:03,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:34:00" (1/3) ... [2023-11-23 20:34:03,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28d48dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:03, skipping insertion in model container [2023-11-23 20:34:03,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:01" (2/3) ... [2023-11-23 20:34:03,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28d48dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:03, skipping insertion in model container [2023-11-23 20:34:03,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:03" (3/3) ... [2023-11-23 20:34:03,651 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2023-11-23 20:34:03,671 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:34:03,672 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 57 error locations. [2023-11-23 20:34:03,728 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:34:03,735 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@60fe569c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:34:03,735 INFO L358 AbstractCegarLoop]: Starting to check reachability of 57 error locations. [2023-11-23 20:34:03,741 INFO L276 IsEmpty]: Start isEmpty. Operand has 250 states, 135 states have (on average 1.7259259259259259) internal successors, (233), 197 states have internal predecessors, (233), 42 states have call successors, (42), 16 states have call predecessors, (42), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 20:34:03,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:34:03,749 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:03,749 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:03,750 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ldv_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 54 more)] === [2023-11-23 20:34:03,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:03,756 INFO L85 PathProgramCache]: Analyzing trace with hash 7379292, now seen corresponding path program 1 times [2023-11-23 20:34:03,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:03,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1686817019] [2023-11-23 20:34:03,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:03,782 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:03,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:03,789 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:03,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:34:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:03,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:34:03,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:04,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:34:04,011 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:04,012 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:04,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1686817019] [2023-11-23 20:34:04,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1686817019] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:04,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:04,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:34:04,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234072671] [2023-11-23 20:34:04,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:04,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:34:04,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:04,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:34:04,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:04,055 INFO L87 Difference]: Start difference. First operand has 250 states, 135 states have (on average 1.7259259259259259) internal successors, (233), 197 states have internal predecessors, (233), 42 states have call successors, (42), 16 states have call predecessors, (42), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 3 states, 3 states have (on average 2.3333333333333335) 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) [2023-11-23 20:34:04,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:04,448 INFO L93 Difference]: Finished difference Result 270 states and 341 transitions. [2023-11-23 20:34:04,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:34:04,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) 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 [2023-11-23 20:34:04,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:04,463 INFO L225 Difference]: With dead ends: 270 [2023-11-23 20:34:04,463 INFO L226 Difference]: Without dead ends: 261 [2023-11-23 20:34:04,465 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:04,468 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 29 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:04,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 537 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 20:34:04,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2023-11-23 20:34:04,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 258. [2023-11-23 20:34:04,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 148 states have (on average 1.6756756756756757) internal successors, (248), 205 states have internal predecessors, (248), 39 states have call successors, (39), 15 states have call predecessors, (39), 14 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-23 20:34:04,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 325 transitions. [2023-11-23 20:34:04,551 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 325 transitions. Word has length 7 [2023-11-23 20:34:04,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:04,552 INFO L495 AbstractCegarLoop]: Abstraction has 258 states and 325 transitions. [2023-11-23 20:34:04,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) 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) [2023-11-23 20:34:04,552 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 325 transitions. [2023-11-23 20:34:04,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:34:04,553 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:04,553 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:04,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 20:34:04,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:04,758 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK === [ldv_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 54 more)] === [2023-11-23 20:34:04,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:04,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1746044183, now seen corresponding path program 1 times [2023-11-23 20:34:04,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:04,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [465381626] [2023-11-23 20:34:04,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:04,760 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:04,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:04,761 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:04,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:34:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:04,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:34:04,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:34:04,928 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:04,929 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:04,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [465381626] [2023-11-23 20:34:04,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [465381626] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:04,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:04,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:34:04,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210411316] [2023-11-23 20:34:04,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:04,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:34:04,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:04,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:34:04,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:04,941 INFO L87 Difference]: Start difference. First operand 258 states and 325 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 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) [2023-11-23 20:34:05,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:05,360 INFO L93 Difference]: Finished difference Result 507 states and 632 transitions. [2023-11-23 20:34:05,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:34:05,361 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 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 [2023-11-23 20:34:05,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:05,366 INFO L225 Difference]: With dead ends: 507 [2023-11-23 20:34:05,367 INFO L226 Difference]: Without dead ends: 507 [2023-11-23 20:34:05,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:05,368 INFO L413 NwaCegarLoop]: 341 mSDtfsCounter, 285 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:05,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 600 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 20:34:05,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2023-11-23 20:34:05,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 447. [2023-11-23 20:34:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 286 states have (on average 1.667832167832168) internal successors, (477), 344 states have internal predecessors, (477), 76 states have call successors, (76), 29 states have call predecessors, (76), 28 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-23 20:34:05,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 628 transitions. [2023-11-23 20:34:05,425 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 628 transitions. Word has length 9 [2023-11-23 20:34:05,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:05,425 INFO L495 AbstractCegarLoop]: Abstraction has 447 states and 628 transitions. [2023-11-23 20:34:05,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 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) [2023-11-23 20:34:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 628 transitions. [2023-11-23 20:34:05,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:34:05,427 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:05,427 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:05,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:05,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:05,630 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK === [ldv_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 54 more)] === [2023-11-23 20:34:05,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:05,631 INFO L85 PathProgramCache]: Analyzing trace with hash 280117522, now seen corresponding path program 1 times [2023-11-23 20:34:05,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:05,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [869696545] [2023-11-23 20:34:05,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:05,632 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:05,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:05,633 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:05,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:34:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:05,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:34:05,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:34:05,820 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:05,820 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:05,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [869696545] [2023-11-23 20:34:05,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [869696545] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:05,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:05,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-23 20:34:05,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910466599] [2023-11-23 20:34:05,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:05,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:34:05,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:05,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:34:05,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:05,834 INFO L87 Difference]: Start difference. First operand 447 states and 628 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2023-11-23 20:34:06,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:06,411 INFO L93 Difference]: Finished difference Result 465 states and 652 transitions. [2023-11-23 20:34:06,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:34:06,412 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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 12 [2023-11-23 20:34:06,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:06,417 INFO L225 Difference]: With dead ends: 465 [2023-11-23 20:34:06,417 INFO L226 Difference]: Without dead ends: 463 [2023-11-23 20:34:06,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:06,418 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 12 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:06,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 480 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 20:34:06,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2023-11-23 20:34:06,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 462. [2023-11-23 20:34:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 301 states have (on average 1.6511627906976745) internal successors, (497), 359 states have internal predecessors, (497), 76 states have call successors, (76), 29 states have call predecessors, (76), 28 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-23 20:34:06,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 648 transitions. [2023-11-23 20:34:06,452 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 648 transitions. Word has length 12 [2023-11-23 20:34:06,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:06,453 INFO L495 AbstractCegarLoop]: Abstraction has 462 states and 648 transitions. [2023-11-23 20:34:06,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2023-11-23 20:34:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 648 transitions. [2023-11-23 20:34:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:34:06,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:06,454 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:06,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:06,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:06,663 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK === [ldv_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 54 more)] === [2023-11-23 20:34:06,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:06,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1119351720, now seen corresponding path program 1 times [2023-11-23 20:34:06,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:06,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [566864781] [2023-11-23 20:34:06,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:06,665 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:06,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:06,666 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:06,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 20:34:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:06,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:34:06,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:06,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:34:06,836 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:06,836 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:06,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [566864781] [2023-11-23 20:34:06,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [566864781] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:06,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:06,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:34:06,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980660302] [2023-11-23 20:34:06,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:06,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:34:06,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:06,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:34:06,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:06,839 INFO L87 Difference]: Start difference. First operand 462 states and 648 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-23 20:34:07,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:07,029 INFO L93 Difference]: Finished difference Result 465 states and 649 transitions. [2023-11-23 20:34:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:34:07,031 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2023-11-23 20:34:07,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:07,035 INFO L225 Difference]: With dead ends: 465 [2023-11-23 20:34:07,037 INFO L226 Difference]: Without dead ends: 465 [2023-11-23 20:34:07,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:07,038 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 289 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:07,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 267 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 20:34:07,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2023-11-23 20:34:07,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 462. [2023-11-23 20:34:07,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 301 states have (on average 1.6478405315614617) internal successors, (496), 359 states have internal predecessors, (496), 76 states have call successors, (76), 29 states have call predecessors, (76), 28 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-23 20:34:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 647 transitions. [2023-11-23 20:34:07,087 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 647 transitions. Word has length 18 [2023-11-23 20:34:07,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:07,088 INFO L495 AbstractCegarLoop]: Abstraction has 462 states and 647 transitions. [2023-11-23 20:34:07,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-23 20:34:07,088 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 647 transitions. [2023-11-23 20:34:07,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:34:07,089 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:07,090 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:07,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:07,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:07,293 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ldv_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 54 more)] === [2023-11-23 20:34:07,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:07,294 INFO L85 PathProgramCache]: Analyzing trace with hash 801769596, now seen corresponding path program 1 times [2023-11-23 20:34:07,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:07,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1862445721] [2023-11-23 20:34:07,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:07,295 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:07,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:07,297 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:07,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-23 20:34:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:34:07,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:34:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:34:07,719 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2023-11-23 20:34:07,719 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:34:07,720 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (56 of 57 remaining) [2023-11-23 20:34:07,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_errorErr0ASSERT_VIOLATIONMEMORY_LEAK (55 of 57 remaining) [2023-11-23 20:34:07,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (54 of 57 remaining) [2023-11-23 20:34:07,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (53 of 57 remaining) [2023-11-23 20:34:07,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (52 of 57 remaining) [2023-11-23 20:34:07,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (51 of 57 remaining) [2023-11-23 20:34:07,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (50 of 57 remaining) [2023-11-23 20:34:07,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE (49 of 57 remaining) [2023-11-23 20:34:07,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE (48 of 57 remaining) [2023-11-23 20:34:07,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE (47 of 57 remaining) [2023-11-23 20:34:07,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE (46 of 57 remaining) [2023-11-23 20:34:07,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE (45 of 57 remaining) [2023-11-23 20:34:07,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE (44 of 57 remaining) [2023-11-23 20:34:07,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE (43 of 57 remaining) [2023-11-23 20:34:07,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (42 of 57 remaining) [2023-11-23 20:34:07,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14REQUIRES_VIOLATIONMEMORY_DEREFERENCE (41 of 57 remaining) [2023-11-23 20:34:07,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15REQUIRES_VIOLATIONMEMORY_DEREFERENCE (40 of 57 remaining) [2023-11-23 20:34:07,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16REQUIRES_VIOLATIONMEMORY_DEREFERENCE (39 of 57 remaining) [2023-11-23 20:34:07,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17REQUIRES_VIOLATIONMEMORY_DEREFERENCE (38 of 57 remaining) [2023-11-23 20:34:07,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18REQUIRES_VIOLATIONMEMORY_DEREFERENCE (37 of 57 remaining) [2023-11-23 20:34:07,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19REQUIRES_VIOLATIONMEMORY_DEREFERENCE (36 of 57 remaining) [2023-11-23 20:34:07,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20REQUIRES_VIOLATIONMEMORY_DEREFERENCE (35 of 57 remaining) [2023-11-23 20:34:07,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21REQUIRES_VIOLATIONMEMORY_DEREFERENCE (34 of 57 remaining) [2023-11-23 20:34:07,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22REQUIRES_VIOLATIONMEMORY_DEREFERENCE (33 of 57 remaining) [2023-11-23 20:34:07,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23REQUIRES_VIOLATIONMEMORY_DEREFERENCE (32 of 57 remaining) [2023-11-23 20:34:07,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24REQUIRES_VIOLATIONMEMORY_DEREFERENCE (31 of 57 remaining) [2023-11-23 20:34:07,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25REQUIRES_VIOLATIONMEMORY_DEREFERENCE (30 of 57 remaining) [2023-11-23 20:34:07,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26REQUIRES_VIOLATIONMEMORY_DEREFERENCE (29 of 57 remaining) [2023-11-23 20:34:07,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27REQUIRES_VIOLATIONMEMORY_DEREFERENCE (28 of 57 remaining) [2023-11-23 20:34:07,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28REQUIRES_VIOLATIONMEMORY_DEREFERENCE (27 of 57 remaining) [2023-11-23 20:34:07,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29REQUIRES_VIOLATIONMEMORY_DEREFERENCE (26 of 57 remaining) [2023-11-23 20:34:07,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30REQUIRES_VIOLATIONMEMORY_DEREFERENCE (25 of 57 remaining) [2023-11-23 20:34:07,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31REQUIRES_VIOLATIONMEMORY_DEREFERENCE (24 of 57 remaining) [2023-11-23 20:34:07,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32REQUIRES_VIOLATIONMEMORY_DEREFERENCE (23 of 57 remaining) [2023-11-23 20:34:07,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33REQUIRES_VIOLATIONMEMORY_DEREFERENCE (22 of 57 remaining) [2023-11-23 20:34:07,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34REQUIRES_VIOLATIONMEMORY_DEREFERENCE (21 of 57 remaining) [2023-11-23 20:34:07,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35REQUIRES_VIOLATIONMEMORY_DEREFERENCE (20 of 57 remaining) [2023-11-23 20:34:07,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36REQUIRES_VIOLATIONMEMORY_DEREFERENCE (19 of 57 remaining) [2023-11-23 20:34:07,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37REQUIRES_VIOLATIONMEMORY_DEREFERENCE (18 of 57 remaining) [2023-11-23 20:34:07,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38REQUIRES_VIOLATIONMEMORY_DEREFERENCE (17 of 57 remaining) [2023-11-23 20:34:07,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39REQUIRES_VIOLATIONMEMORY_DEREFERENCE (16 of 57 remaining) [2023-11-23 20:34:07,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40REQUIRES_VIOLATIONMEMORY_DEREFERENCE (15 of 57 remaining) [2023-11-23 20:34:07,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41REQUIRES_VIOLATIONMEMORY_DEREFERENCE (14 of 57 remaining) [2023-11-23 20:34:07,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42REQUIRES_VIOLATIONMEMORY_DEREFERENCE (13 of 57 remaining) [2023-11-23 20:34:07,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43REQUIRES_VIOLATIONMEMORY_DEREFERENCE (12 of 57 remaining) [2023-11-23 20:34:07,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44REQUIRES_VIOLATIONMEMORY_DEREFERENCE (11 of 57 remaining) [2023-11-23 20:34:07,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45REQUIRES_VIOLATIONMEMORY_DEREFERENCE (10 of 57 remaining) [2023-11-23 20:34:07,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr46REQUIRES_VIOLATIONMEMORY_DEREFERENCE (9 of 57 remaining) [2023-11-23 20:34:07,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr47REQUIRES_VIOLATIONMEMORY_DEREFERENCE (8 of 57 remaining) [2023-11-23 20:34:07,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_FREE (7 of 57 remaining) [2023-11-23 20:34:07,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_FREE (6 of 57 remaining) [2023-11-23 20:34:07,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_FREE (5 of 57 remaining) [2023-11-23 20:34:07,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr51REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 57 remaining) [2023-11-23 20:34:07,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr52REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 57 remaining) [2023-11-23 20:34:07,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr53REQUIRES_VIOLATIONMEMORY_DEREFERENCE (2 of 57 remaining) [2023-11-23 20:34:07,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr54REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 57 remaining) [2023-11-23 20:34:07,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK (0 of 57 remaining) [2023-11-23 20:34:07,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:07,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:07,943 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-23 20:34:07,949 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:34:07,987 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated [2023-11-23 20:34:07,989 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated [2023-11-23 20:34:07,991 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch115 could not be translated [2023-11-23 20:34:07,993 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret107 [2023-11-23 20:34:07,996 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated [2023-11-23 20:34:07,998 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch115 could not be translated [2023-11-23 20:34:07,999 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch115 could not be translated [2023-11-23 20:34:07,999 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated [2023-11-23 20:34:08,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated [2023-11-23 20:34:08,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch115 could not be translated [2023-11-23 20:34:08,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated [2023-11-23 20:34:08,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:34:08 BoogieIcfgContainer [2023-11-23 20:34:08,020 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:34:08,021 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:34:08,022 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:34:08,022 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:34:08,023 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:03" (3/4) ... [2023-11-23 20:34:08,025 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:34:08,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:34:08,027 INFO L158 Benchmark]: Toolchain (without parser) took 7577.83ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 70.8MB in the beginning and 63.6MB in the end (delta: 7.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:34:08,027 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 80.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:34:08,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1071.48ms. Allocated memory is still 96.5MB. Free memory was 70.6MB in the beginning and 50.7MB in the end (delta: 19.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-11-23 20:34:08,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.36ms. Allocated memory is still 96.5MB. Free memory was 50.7MB in the beginning and 46.3MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:34:08,028 INFO L158 Benchmark]: Boogie Preprocessor took 93.60ms. Allocated memory is still 96.5MB. Free memory was 46.3MB in the beginning and 67.1MB in the end (delta: -20.8MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-11-23 20:34:08,029 INFO L158 Benchmark]: RCFGBuilder took 1902.92ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 67.1MB in the beginning and 80.1MB in the end (delta: -13.0MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-11-23 20:34:08,029 INFO L158 Benchmark]: TraceAbstraction took 4376.44ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 63.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-23 20:34:08,029 INFO L158 Benchmark]: Witness Printer took 5.29ms. Allocated memory is still 117.4MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:34:08,033 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 80.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1071.48ms. Allocated memory is still 96.5MB. Free memory was 70.6MB in the beginning and 50.7MB in the end (delta: 19.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.36ms. Allocated memory is still 96.5MB. Free memory was 50.7MB in the beginning and 46.3MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.60ms. Allocated memory is still 96.5MB. Free memory was 46.3MB in the beginning and 67.1MB in the end (delta: -20.8MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1902.92ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 67.1MB in the beginning and 80.1MB in the end (delta: -13.0MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4376.44ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 63.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Witness Printer took 5.29ms. Allocated memory is still 117.4MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret107 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: overapproximation of large string literal at line 1170. Possible FailurePath: [L883] int ldv_state_variable_1 ; [L884] struct platform_device *s3c_hwmon_driver_group0 ; [L885] int LDV_IN_INTERRUPT = 1; [L886] int ref_cnt ; [L887] int ldv_state_variable_0 ; [L1170-L1172] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1188] int ldv_retval_0 ; [L1189] int ldv_retval_1 ; [L1366] int ldv_count_1 = 0; [L1367] int ldv_count_2 = 0; [L1375] int ldv_call_dev_attr_of_sensor_device_attribute = 0; [L1203] int tmp ; [L1204] int tmp___0 ; [L1205] int tmp___1 ; [L1207] FCALL ldv_initialize() [L1208] ldv_state_variable_1 = 0 [L1209] ref_cnt = 0 [L1210] ldv_state_variable_0 = 1 VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L1212] tmp = __VERIFIER_nondet_int() [L1214] case 0: [L1244] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}, tmp=1] [L1245] COND TRUE ldv_state_variable_0 != 0 [L1246] tmp___1 = __VERIFIER_nondet_int() [L1248] case 0: [L1256] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}, tmp=1, tmp___1=1] [L1257] COND TRUE ldv_state_variable_0 == 1 [L1258] CALL, EXPR s3c_hwmon_init() [L1175] int tmp ; [L1177] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1441] return __VERIFIER_nondet_int(); [L1177] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1177] tmp = platform_driver_register(& s3c_hwmon_driver) [L1178] return (tmp); [L1258] RET, EXPR s3c_hwmon_init() [L1258] ldv_retval_1 = s3c_hwmon_init() [L1259] COND TRUE ldv_retval_1 == 0 [L1260] ldv_state_variable_0 = 3 [L1261] ldv_state_variable_1 = 1 [L1262] CALL ldv_initialize_platform_driver_1() [L1194] void *tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L1196] CALL, EXPR ldv_zalloc(624U) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L824] void *p ; [L825] void *tmp ; [L826] int tmp___0 ; [L828] tmp___0 = __VERIFIER_nondet_int() [L829] COND TRUE tmp___0 != 0 [L830] return (0); VAL [LDV_IN_INTERRUPT=1, \old(size)=624, \result={0:0}, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}, size=624, tmp___0=2] [L1196] RET, EXPR ldv_zalloc(624U) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L1196] tmp = ldv_zalloc(624U) [L1197] s3c_hwmon_driver_group0 = (struct platform_device *)tmp [L1262] RET ldv_initialize_platform_driver_1() [L1265] COND FALSE !(ldv_retval_1 != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}, tmp=1, tmp___1=1] [L1212] tmp = __VERIFIER_nondet_int() [L1214] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}, tmp=0, tmp___1=1] [L1215] COND TRUE ldv_state_variable_1 != 0 [L1216] tmp___0 = __VERIFIER_nondet_int() [L1218] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}, tmp=0, tmp___0=0, tmp___1=1] [L1219] COND TRUE ldv_state_variable_1 == 1 [L1220] CALL s3c_hwmon_probe(s3c_hwmon_driver_group0) [L1040] struct s3c_hwmon_pdata *pdata ; [L1041] struct s3c_hwmon *hwmon ; [L1042] int ret ; [L1043] int i ; [L1044] void *tmp ; [L1045] struct lock_class_key __key ; [L1046] long tmp___0 ; [L1047] long tmp___1 ; [L1048] long tmp___2 ; [L1049] long tmp___3 ; [L1050] struct s3c_hwmon_chcfg *cfg ; VAL [LDV_IN_INTERRUPT=1, __key={22:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L1052] dev->dev.platform_data - UnprovableResult [Line: 12]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1458]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1458]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1458]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1201]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 251 locations, 57 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 615 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 615 mSDsluCounter, 1884 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 739 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 326 IncrementalHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 1145 mSDtfsCounter, 326 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=462occurred in iteration=3, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 67 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 96 SizeOfPredicates, 0 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:34:08,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b3397e-7e3a-483b-afc8-7518e93d9c43/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample