./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:29:02,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:29:03,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:29:03,112 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:29:03,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:29:03,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:29:03,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:29:03,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:29:03,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:29:03,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:29:03,147 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:29:03,147 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:29:03,148 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:29:03,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:29:03,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:29:03,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:29:03,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:29:03,151 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:29:03,152 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:29:03,153 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:29:03,153 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:29:03,154 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:29:03,155 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:29:03,156 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:29:03,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:29:03,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:03,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:29:03,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:29:03,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:29:03,160 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:29:03,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:29:03,161 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:29:03,161 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 [2023-11-19 03:29:03,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:29:03,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:29:03,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:29:03,507 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:29:03,508 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:29:03,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-19 03:29:07,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:29:10,092 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:29:10,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-19 03:29:10,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/data/cf57b6261/01e1849de24a424689be8ebb3c418725/FLAGfb189a3b6 [2023-11-19 03:29:10,347 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/data/cf57b6261/01e1849de24a424689be8ebb3c418725 [2023-11-19 03:29:10,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:29:10,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:29:10,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:10,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:29:10,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:29:10,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f37f6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10, skipping insertion in model container [2023-11-19 03:29:10,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:11,277 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:29:44,566 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-19 03:29:44,568 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-19 03:29:44,569 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-19 03:29:44,571 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-19 03:29:44,584 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-19 03:29:44,585 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-19 03:29:44,586 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-19 03:29:44,589 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-19 03:29:44,599 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-19 03:29:44,676 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-19 03:29:44,821 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-19 03:29:45,813 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-19 03:29:46,358 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-19 03:29:46,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@187af5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:46, skipping insertion in model container [2023-11-19 03:29:46,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:46,360 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 03:29:46,363 INFO L158 Benchmark]: Toolchain (without parser) took 36002.50ms. Allocated memory was 241.2MB in the beginning and 377.5MB in the end (delta: 136.3MB). Free memory was 158.7MB in the beginning and 226.3MB in the end (delta: -67.6MB). Peak memory consumption was 240.6MB. Max. memory is 16.1GB. [2023-11-19 03:29:46,364 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 127.9MB. Free memory was 88.1MB in the beginning and 87.9MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:29:46,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 35995.57ms. Allocated memory was 241.2MB in the beginning and 377.5MB in the end (delta: 136.3MB). Free memory was 158.7MB in the beginning and 226.3MB in the end (delta: -67.6MB). Peak memory consumption was 240.6MB. Max. memory is 16.1GB. [2023-11-19 03:29:46,367 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 127.9MB. Free memory was 88.1MB in the beginning and 87.9MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 35995.57ms. Allocated memory was 241.2MB in the beginning and 377.5MB in the end (delta: 136.3MB). Free memory was 158.7MB in the beginning and 226.3MB in the end (delta: -67.6MB). Peak memory consumption was 240.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 36254]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:29:49,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:29:49,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 03:29:49,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:29:49,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:29:49,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:29:49,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:29:49,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:29:49,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:29:49,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:29:49,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:29:49,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:29:49,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:29:49,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:29:49,409 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:29:49,409 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:29:49,410 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:29:49,410 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:29:49,411 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:29:49,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:29:49,413 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:29:49,414 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:29:49,414 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:29:49,415 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:29:49,415 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:29:49,416 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:29:49,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:29:49,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:49,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:29:49,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:29:49,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:29:49,420 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:29:49,420 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:29:49,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:29:49,421 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:29:49,422 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:29:49,422 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_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 [2023-11-19 03:29:49,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:29:49,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:29:49,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:29:49,958 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:29:49,959 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:29:49,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-19 03:29:53,400 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:29:55,803 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:29:55,804 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-19 03:29:56,016 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/data/fda42d718/3a882622078c48f98109e09840b519bb/FLAGb5f55b3be [2023-11-19 03:29:56,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4388b63-f033-47f8-931a-134a116ef4e2/bin/ukojak-verify-G8NBE6pJGL/data/fda42d718/3a882622078c48f98109e09840b519bb [2023-11-19 03:29:56,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:29:56,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:29:56,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:56,059 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:29:56,065 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:29:56,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:56" (1/1) ... [2023-11-19 03:29:56,067 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50522b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:56, skipping insertion in model container [2023-11-19 03:29:56,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:56" (1/1) ... [2023-11-19 03:29:56,935 INFO L177 MainTranslator]: Built tables and reachable declarations