[INFO] fetching crate block 0.1.6...
[INFO] checking block-0.1.6 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate block 0.1.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate block 0.1.6 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 block 0.1.6
[INFO] removed path dependency objc_test_utils from crates.io crate block 0.1.6
[INFO] finished tweaking crates.io crate block 0.1.6
[INFO] tweaked toml for crates.io crate block 0.1.6 written to /workspace/builds/worker-8/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded objc_test_utils v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5a2fec5d9170c988cd6e4a24ad28bbfdd912b518bd571db31926447eb2ddf26
[INFO] running `Command { std: "docker" "start" "-a" "a5a2fec5d9170c988cd6e4a24ad28bbfdd912b518bd571db31926447eb2ddf26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5a2fec5d9170c988cd6e4a24ad28bbfdd912b518bd571db31926447eb2ddf26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a2fec5d9170c988cd6e4a24ad28bbfdd912b518bd571db31926447eb2ddf26", kill_on_drop: false }`
[INFO] [stdout] a5a2fec5d9170c988cd6e4a24ad28bbfdd912b518bd571db31926447eb2ddf26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fab534241fb906788f00e8ca3696205391e8e687a1441f74c098fbc686892e7b
[INFO] running `Command { std: "docker" "start" "-a" "fab534241fb906788f00e8ca3696205391e8e687a1441f74c098fbc686892e7b", kill_on_drop: false }`
[INFO] [stderr]     Checking block v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling objc_test_utils v0.0.2
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | / extern {
[INFO] [stdout] 64 | |     static _NSConcreteStackBlock: Class;
[INFO] [stdout] 65 | |
[INFO] [stdout] 66 | |     fn _Block_copy(block: *const c_void) -> *mut c_void;
[INFO] [stdout] 67 | |     fn _Block_release(block: *const c_void);
[INFO] [stdout] 68 | | }
[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:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]    |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 94 | block_args_impl!();
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]    |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 95 | block_args_impl!(a: A);
[INFO] [stdout]    | ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]    |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 96 | block_args_impl!(a: A, b: B);
[INFO] [stdout]    | ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]    |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 97 | block_args_impl!(a: A, b: B, c: C);
[INFO] [stdout]    | ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]    |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 98 | block_args_impl!(a: A, b: B, c: C, d: D);
[INFO] [stdout]    | ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]    |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 99 | block_args_impl!(a: A, b: B, c: C, d: D, e: E);
[INFO] [stdout]    | ----------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:83:29
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 100 | block_args_impl!(a: A, b: B, c: C, d: D, e: E, f: F);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:83:29
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 101 | block_args_impl!(a: A, b: B, c: C, d: D, e: E, f: F, g: G);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:83:29
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 102 | block_args_impl!(a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H);
[INFO] [stdout]     | ----------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:83:29
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 103 | block_args_impl!(a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I);
[INFO] [stdout]     | ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:83:29
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 104 | block_args_impl!(a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J);
[INFO] [stdout]     | ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:83:29
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 105 | block_args_impl!(a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J, k: K);
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:83:29
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let invoke: unsafe extern fn(*mut Block<Self, R> $(, $t)*) -> R = {
[INFO] [stdout]     |                             ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 106 | block_args_impl!(a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J, k: K, l: L);
[INFO] [stdout]     | ----------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |     invoke: unsafe extern fn(*mut Block<A, R>, ...) -> R,
[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:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 220 |   concrete_block_impl!(concrete_block_invoke_args0);
[INFO] [stdout]     |   -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 220 | concrete_block_impl!(concrete_block_invoke_args0);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 221 |   concrete_block_impl!(concrete_block_invoke_args1, a: A);
[INFO] [stdout]     |   -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 221 | concrete_block_impl!(concrete_block_invoke_args1, a: A);
[INFO] [stdout]     | -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 222 |   concrete_block_impl!(concrete_block_invoke_args2, a: A, b: B);
[INFO] [stdout]     |   -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 222 | concrete_block_impl!(concrete_block_invoke_args2, a: A, b: B);
[INFO] [stdout]     | -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 223 |   concrete_block_impl!(concrete_block_invoke_args3, a: A, b: B, c: C);
[INFO] [stdout]     |   -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 223 | concrete_block_impl!(concrete_block_invoke_args3, a: A, b: B, c: C);
[INFO] [stdout]     | -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 224 |   concrete_block_impl!(concrete_block_invoke_args4, a: A, b: B, c: C, d: D);
[INFO] [stdout]     |   -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 224 | concrete_block_impl!(concrete_block_invoke_args4, a: A, b: B, c: C, d: D);
[INFO] [stdout]     | -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 225 |   concrete_block_impl!(concrete_block_invoke_args5, a: A, b: B, c: C, d: D, e: E);
[INFO] [stdout]     |   -------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 225 | concrete_block_impl!(concrete_block_invoke_args5, a: A, b: B, c: C, d: D, e: E);
[INFO] [stdout]     | -------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 226 |   concrete_block_impl!(concrete_block_invoke_args6, a: A, b: B, c: C, d: D, e: E, f: F);
[INFO] [stdout]     |   -------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 226 | concrete_block_impl!(concrete_block_invoke_args6, a: A, b: B, c: C, d: D, e: E, f: F);
[INFO] [stdout]     | -------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 227 |   concrete_block_impl!(concrete_block_invoke_args7, a: A, b: B, c: C, d: D, e: E, f: F, g: G);
[INFO] [stdout]     |   -------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 227 | concrete_block_impl!(concrete_block_invoke_args7, a: A, b: B, c: C, d: D, e: E, f: F, g: G);
[INFO] [stdout]     | -------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 228 |   concrete_block_impl!(concrete_block_invoke_args8, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H);
[INFO] [stdout]     |   -------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 228 | concrete_block_impl!(concrete_block_invoke_args8, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H);
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 229 |   concrete_block_impl!(concrete_block_invoke_args9, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I);
[INFO] [stdout]     |   -------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 229 | concrete_block_impl!(concrete_block_invoke_args9, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I);
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 230 |   concrete_block_impl!(concrete_block_invoke_args10, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J);
[INFO] [stdout]     |   --------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 230 | concrete_block_impl!(concrete_block_invoke_args10, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J);
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 231 |   concrete_block_impl!(concrete_block_invoke_args11, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J, k: K);
[INFO] [stdout]     |   --------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 231 | concrete_block_impl!(concrete_block_invoke_args11, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J, k: K);
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 | /                 unsafe extern fn $f<$($t,)* R, X>(
[INFO] [stdout] 204 | |                         block_ptr: *mut ConcreteBlock<($($t,)*), R, X>
[INFO] [stdout] 205 | |                         $(, $a: $t)*) -> R
[INFO] [stdout] 206 | |                         where X: Fn($($t,)*) -> R {
[INFO] [stdout] 207 | |                     let block = &*block_ptr;
[INFO] [stdout] 208 | |                     (block.closure)($($a),*)
[INFO] [stdout] 209 | |                 }
[INFO] [stdout]     | |_________________^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 232 |   concrete_block_impl!(concrete_block_invoke_args12, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J, k: K, l: L);
[INFO] [stdout]     |   --------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let f: unsafe extern fn(*mut ConcreteBlock<($($t,)*), R, X> $(, $a: $t)*) -> R = $f;
[INFO] [stdout]     |                        ^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 232 | concrete_block_impl!(concrete_block_invoke_args12, a: A, b: B, c: C, d: D, e: E, f: F, g: G, h: H, i: I, j: J, k: K, l: L);
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:257:35
[INFO] [stdout]     |
[INFO] [stdout] 257 |     unsafe fn with_invoke(invoke: unsafe extern fn(*mut Self, ...) -> R,
[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:311:1
[INFO] [stdout]     |
[INFO] [stdout] 311 | / unsafe extern fn block_context_dispose<B>(block: &mut B) {
[INFO] [stdout] 312 | |     // Read the block onto the stack and let it drop
[INFO] [stdout] 313 | |     ptr::read(block);
[INFO] [stdout] 314 | | }
[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:316:1
[INFO] [stdout]     |
[INFO] [stdout] 316 | / unsafe extern fn block_context_copy<B>(_dst: &mut B, _src: &B) {
[INFO] [stdout] 317 | |     // The runtime memmoves the src block into the dst block, nothing to do
[INFO] [stdout] 318 | | }
[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:324:18
[INFO] [stdout]     |
[INFO] [stdout] 324 |     copy_helper: unsafe extern fn(&mut B, &B),
[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:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     dispose_helper: unsafe extern fn(&mut B),
[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 46 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `block`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fab534241fb906788f00e8ca3696205391e8e687a1441f74c098fbc686892e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab534241fb906788f00e8ca3696205391e8e687a1441f74c098fbc686892e7b", kill_on_drop: false }`
[INFO] [stdout] fab534241fb906788f00e8ca3696205391e8e687a1441f74c098fbc686892e7b