./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aabf7ad166d752d3872d668e3b551e8cefeb907fee1d51e6917a6895600694bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:00:40,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:00:40,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:00:40,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:00:40,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:00:40,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:00:40,402 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:00:40,402 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:00:40,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:00:40,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:00:40,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:00:40,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:00:40,408 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:00:40,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:00:40,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:00:40,415 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:00:40,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:00:40,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:00:40,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:00:40,418 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:00:40,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:00:40,419 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:00:40,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:00:40,420 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:00:40,421 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:00:40,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:40,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:00:40,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:00:40,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:00:40,423 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:00:40,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:00:40,424 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:00:40,425 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:00:40,425 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:00:40,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:00:40,425 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:00:40,426 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aabf7ad166d752d3872d668e3b551e8cefeb907fee1d51e6917a6895600694bb [2023-11-19 08:00:40,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:00:40,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:00:40,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:00:40,784 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:00:40,785 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:00:40,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i [2023-11-19 08:00:44,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:00:44,599 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:00:44,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i [2023-11-19 08:00:44,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/data/e0cf04b0c/e1fbc38620134e41b91c16385d285208/FLAGf22bb0ce7 [2023-11-19 08:00:44,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/data/e0cf04b0c/e1fbc38620134e41b91c16385d285208 [2023-11-19 08:00:44,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:00:44,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:00:44,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:44,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:00:44,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:00:44,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:44,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac648b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44, skipping insertion in model container [2023-11-19 08:00:44,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:44,802 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:00:45,201 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i[4496,4509] [2023-11-19 08:00:45,212 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i[4556,4569] [2023-11-19 08:00:46,333 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,334 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,335 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,336 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,338 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,358 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,359 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,363 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,364 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,367 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,369 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,370 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,371 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:46,909 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 08:00:46,911 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 08:00:46,913 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 08:00:46,916 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 08:00:46,921 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 08:00:46,923 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 08:00:46,925 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 08:00:46,926 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 08:00:46,928 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 08:00:46,929 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 08:00:47,220 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 08:00:47,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7dd53f54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:47, skipping insertion in model container [2023-11-19 08:00:47,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:47,230 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 08:00:47,233 INFO L158 Benchmark]: Toolchain (without parser) took 2575.27ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 98.4MB in the beginning and 142.8MB in the end (delta: -44.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2023-11-19 08:00:47,233 INFO L158 Benchmark]: CDTParser took 1.48ms. Allocated memory is still 151.0MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:00:47,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2568.04ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 98.4MB in the beginning and 142.8MB in the end (delta: -44.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2023-11-19 08:00:47,238 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48ms. Allocated memory is still 151.0MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2568.04ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 98.4MB in the beginning and 142.8MB in the end (delta: -44.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7328]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax 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_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aabf7ad166d752d3872d668e3b551e8cefeb907fee1d51e6917a6895600694bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:00:49,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:00:49,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-19 08:00:49,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:00:49,992 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:00:50,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:00:50,025 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:00:50,025 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:00:50,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:00:50,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:00:50,033 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:00:50,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:00:50,034 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:00:50,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:00:50,036 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:00:50,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:00:50,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:00:50,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:00:50,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:00:50,038 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:00:50,039 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:00:50,040 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:00:50,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:00:50,040 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:00:50,041 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:00:50,042 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:00:50,042 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:00:50,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:50,043 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:00:50,044 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:00:50,045 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:00:50,045 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:00:50,046 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:00:50,046 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:00:50,047 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:00:50,047 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:00:50,047 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:00:50,048 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:00:50,048 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:00:50,049 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aabf7ad166d752d3872d668e3b551e8cefeb907fee1d51e6917a6895600694bb [2023-11-19 08:00:50,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:00:50,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:00:50,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:00:50,533 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:00:50,533 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:00:50,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i [2023-11-19 08:00:53,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:00:54,470 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:00:54,471 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i [2023-11-19 08:00:54,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/data/41b59bc89/62445a9791ff4e0187d007340e5e85f3/FLAG53075d44c [2023-11-19 08:00:54,523 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/bin/uautomizer-verify-uCwYo4JHxu/data/41b59bc89/62445a9791ff4e0187d007340e5e85f3 [2023-11-19 08:00:54,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:00:54,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:00:54,538 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:54,538 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:00:54,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:00:54,544 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:54" (1/1) ... [2023-11-19 08:00:54,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da7bc8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:54, skipping insertion in model container [2023-11-19 08:00:54,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:54" (1/1) ... [2023-11-19 08:00:54,711 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:00:54,972 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i[4496,4509] [2023-11-19 08:00:54,982 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d998df67-5366-450a-8e9e-dcf692b91cea/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness_negated.i[4556,4569] [2023-11-19 08:00:55,892 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,893 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,894 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,895 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,896 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,910 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,911 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,913 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,914 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,916 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,917 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,918 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:55,918 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 08:00:56,330 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 08:00:56,331 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 08:00:56,332 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 08:00:56,334 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 08:00:56,336 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 08:00:56,337 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 08:00:56,337 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 08:00:56,338 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 08:00:56,339 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 08:00:56,340 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 08:00:56,521 ERROR L324 MainTranslator]: Incorrect Syntax: Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) [2023-11-19 08:00:56,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@467f9d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:56, skipping insertion in model container [2023-11-19 08:00:56,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:56,522 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 08:00:56,524 INFO L158 Benchmark]: Toolchain (without parser) took 1991.36ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 50.9MB in the beginning and 60.2MB in the end (delta: -9.3MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-19 08:00:56,525 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 57.7MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:00:56,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1984.60ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 50.6MB in the beginning and 60.2MB in the end (delta: -9.6MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-19 08:00:56,528 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 57.7MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1984.60ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 50.6MB in the beginning and 60.2MB in the end (delta: -9.6MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 7328]: Incorrect Syntax Syntax error (declaration problem) in C program: Syntax error (static __thread int tl_last_error = 0;) RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN