[INFO] fetching crate libucl-bind 0.2.2...
[INFO] checking libucl-bind-0.2.2 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate libucl-bind 0.2.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate libucl-bind 0.2.2 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libucl-bind 0.2.2
[INFO] finished tweaking crates.io crate libucl-bind 0.2.2
[INFO] tweaked toml for crates.io crate libucl-bind 0.2.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7f6ac2ba3908a4ee6f9097dcbf1b101e25ce6470475088c5f0d2fa0c894ddc3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a7f6ac2ba3908a4ee6f9097dcbf1b101e25ce6470475088c5f0d2fa0c894ddc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7f6ac2ba3908a4ee6f9097dcbf1b101e25ce6470475088c5f0d2fa0c894ddc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f6ac2ba3908a4ee6f9097dcbf1b101e25ce6470475088c5f0d2fa0c894ddc3", kill_on_drop: false }`
[INFO] [stdout] a7f6ac2ba3908a4ee6f9097dcbf1b101e25ce6470475088c5f0d2fa0c894ddc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35fa8f5b030720f08b3984be29a4cbbd1acd99fa82605d59071fa41cb526a79d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "35fa8f5b030720f08b3984be29a4cbbd1acd99fa82605d59071fa41cb526a79d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling libucl-bind v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:119:30
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub type ucl_userdata_dtor = extern fn(*mut c_void);
[INFO] [stdout]     |                              ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:120:33
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub type ucl_userdata_emitter = extern fn(*mut c_void) -> *const c_char;
[INFO] [stdout]     |                                 ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:122:30
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub type ucl_macro_handler = extern fn(*const c_uchar, size_t, *const ucl_object_t, *mut c_void) -> bool;
[INFO] [stdout]     |                              ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:123:33
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub type ucl_variable_handler = extern fn(*const c_uchar, size_t, *mut *mut c_uchar, *mut size_t, *mut bool, *mut c_void) -> bool;
[INFO] [stdout]     |                                 ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:130:46
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub ucl_emitter_append_character: Option<extern fn(c_uchar, size_t, *mut c_void) -> c_int>,
[INFO] [stdout]     |                                              ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:131:40
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub ucl_emitter_append_len: Option<extern fn(*const c_uchar, size_t, *mut c_void) -> c_int>,
[INFO] [stdout]     |                                        ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:132:40
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub ucl_emitter_append_int: Option<extern fn(i64, *mut c_void) -> c_int>,
[INFO] [stdout]     |                                        ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:133:43
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub ucl_emitter_append_double: Option<extern fn(c_double, *mut c_void) -> c_int>,
[INFO] [stdout]     |                                           ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:134:39
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub ucl_emitter_free_func: Option<extern fn(*mut c_void)>,
[INFO] [stdout]     |                                       ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:140:28
[INFO] [stdout]     |
[INFO] [stdout] 140 |     ucl_emitter_write_elt: extern fn(*mut ucl_emitter_context, *const ucl_object_t, bool, bool),
[INFO] [stdout]     |                            ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:141:31
[INFO] [stdout]     |
[INFO] [stdout] 141 |     ucl_emitter_start_object: extern fn(*mut ucl_emitter_context, *const ucl_object_t, bool),
[INFO] [stdout]     |                               ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:142:29
[INFO] [stdout]     |
[INFO] [stdout] 142 |     ucl_emitter_end_object: extern fn(*mut ucl_emitter_context, *const ucl_object_t),
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:143:30
[INFO] [stdout]     |
[INFO] [stdout] 143 |     ucl_emitter_start_array: extern fn(*mut ucl_emitter_context, *const ucl_object_t, bool),
[INFO] [stdout]     |                              ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:144:28
[INFO] [stdout]     |
[INFO] [stdout] 144 |     ucl_emitter_end_array: extern fn(*mut ucl_emitter_context, *const ucl_object_t),
[INFO] [stdout]     |                            ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:177:1
[INFO] [stdout]     |
[INFO] [stdout] 177 | / extern {
[INFO] [stdout] 178 | |     // Parser functions
[INFO] [stdout] 179 | |     pub fn ucl_parser_new(flags: c_int) -> *mut ucl_parser;
[INFO] [stdout] 180 | |     pub fn ucl_parser_register_macro(parser: *mut ucl_parser, macro_name: *const c_char, handler: ucl_macro_handler, ud: *mut c_void);
[INFO] [stdout] ...   |
[INFO] [stdout] 291 | |     pub fn ucl_object_validate (schema: *const ucl_object_t, obj: *const ucl_object_t, err: *mut ucl_schema_error) -> bool;
[INFO] [stdout] 292 | | }
[INFO] [stdout]     | |_^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:119:30
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub type ucl_userdata_dtor = extern fn(*mut c_void);
[INFO] [stdout]     |                              ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:120:33
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub type ucl_userdata_emitter = extern fn(*mut c_void) -> *const c_char;
[INFO] [stdout]     |                                 ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:122:30
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub type ucl_macro_handler = extern fn(*const c_uchar, size_t, *const ucl_object_t, *mut c_void) -> bool;
[INFO] [stdout]     |                              ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:123:33
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub type ucl_variable_handler = extern fn(*const c_uchar, size_t, *mut *mut c_uchar, *mut size_t, *mut bool, *mut c_void) -> bool;
[INFO] [stdout]     |                                 ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:130:46
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub ucl_emitter_append_character: Option<extern fn(c_uchar, size_t, *mut c_void) -> c_int>,
[INFO] [stdout]     |                                              ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:131:40
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub ucl_emitter_append_len: Option<extern fn(*const c_uchar, size_t, *mut c_void) -> c_int>,
[INFO] [stdout]     |                                        ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:132:40
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub ucl_emitter_append_int: Option<extern fn(i64, *mut c_void) -> c_int>,
[INFO] [stdout]     |                                        ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:133:43
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub ucl_emitter_append_double: Option<extern fn(c_double, *mut c_void) -> c_int>,
[INFO] [stdout]     |                                           ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:134:39
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub ucl_emitter_free_func: Option<extern fn(*mut c_void)>,
[INFO] [stdout]     |                                       ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:140:28
[INFO] [stdout]     |
[INFO] [stdout] 140 |     ucl_emitter_write_elt: extern fn(*mut ucl_emitter_context, *const ucl_object_t, bool, bool),
[INFO] [stdout]     |                            ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:141:31
[INFO] [stdout]     |
[INFO] [stdout] 141 |     ucl_emitter_start_object: extern fn(*mut ucl_emitter_context, *const ucl_object_t, bool),
[INFO] [stdout]     |                               ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:142:29
[INFO] [stdout]     |
[INFO] [stdout] 142 |     ucl_emitter_end_object: extern fn(*mut ucl_emitter_context, *const ucl_object_t),
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:143:30
[INFO] [stdout]     |
[INFO] [stdout] 143 |     ucl_emitter_start_array: extern fn(*mut ucl_emitter_context, *const ucl_object_t, bool),
[INFO] [stdout]     |                              ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:144:28
[INFO] [stdout]     |
[INFO] [stdout] 144 |     ucl_emitter_end_array: extern fn(*mut ucl_emitter_context, *const ucl_object_t),
[INFO] [stdout]     |                            ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:177:1
[INFO] [stdout]     |
[INFO] [stdout] 177 | / extern {
[INFO] [stdout] 178 | |     // Parser functions
[INFO] [stdout] 179 | |     pub fn ucl_parser_new(flags: c_int) -> *mut ucl_parser;
[INFO] [stdout] 180 | |     pub fn ucl_parser_register_macro(parser: *mut ucl_parser, macro_name: *const c_char, handler: ucl_macro_handler, ud: *mut c_void);
[INFO] [stdout] ...   |
[INFO] [stdout] 291 | |     pub fn ucl_object_validate (schema: *const ucl_object_t, obj: *const ucl_object_t, err: *mut ucl_schema_error) -> bool;
[INFO] [stdout] 292 | | }
[INFO] [stdout]     | |_^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libucl-bind`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "35fa8f5b030720f08b3984be29a4cbbd1acd99fa82605d59071fa41cb526a79d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35fa8f5b030720f08b3984be29a4cbbd1acd99fa82605d59071fa41cb526a79d", kill_on_drop: false }`
[INFO] [stdout] 35fa8f5b030720f08b3984be29a4cbbd1acd99fa82605d59071fa41cb526a79d