[INFO] fetching crate bincode_ext 0.0.7...
[INFO] checking bincode_ext-0.0.7 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate bincode_ext 0.0.7 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate bincode_ext 0.0.7 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bincode_ext 0.0.7
[INFO] finished tweaking crates.io crate bincode_ext 0.0.7
[INFO] tweaked toml for crates.io crate bincode_ext 0.0.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07990cd01f74271e18ad5c97c104df6b849479cbd8036638e9a34d9cd7ef9601
[INFO] running `Command { std: "docker" "start" "-a" "07990cd01f74271e18ad5c97c104df6b849479cbd8036638e9a34d9cd7ef9601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07990cd01f74271e18ad5c97c104df6b849479cbd8036638e9a34d9cd7ef9601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07990cd01f74271e18ad5c97c104df6b849479cbd8036638e9a34d9cd7ef9601", kill_on_drop: false }`
[INFO] [stdout] 07990cd01f74271e18ad5c97c104df6b849479cbd8036638e9a34d9cd7ef9601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40813122e64b532261977cb8d1ff4ee0b344558d975e836387bbdb440cdcd033
[INFO] running `Command { std: "docker" "start" "-a" "40813122e64b532261977cb8d1ff4ee0b344558d975e836387bbdb440cdcd033", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking bincode_ext v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/byte_order.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let r: $int = try!(Decodable::decode(d));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 | define_le! { u16 }
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_le` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/byte_order.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let r: $int = try!(Decodable::decode(d));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 | define_le! { u32 }
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_le` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/byte_order.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let r: $int = try!(Decodable::decode(d));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 | define_le! { u64 }
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_le` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/slice.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |                      v[i] = try!(Decodable::decode(d));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 | / def_fixed! {0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
[INFO] [stdout] 78 | |     32}
[INFO] [stdout]    | |_______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_fixed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/slice.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |                       try!(self.0[i].encode(s));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 | / def_fixed! {0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
[INFO] [stdout] 78 | |     32}
[INFO] [stdout]    | |_______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_fixed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/slice.rs:57:53
[INFO] [stdout]    |
[INFO] [stdout] 57 |                   let mut v : [T; $n] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 | / def_fixed! {0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
[INFO] [stdout] 78 | |     32}
[INFO] [stdout]    | |_______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_fixed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stdout] error[E0433]: failed to resolve: could not find `SizeLimit` in `bincode`
[INFO] [stdout]   --> src/test.rs:16:52
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let e : Vec<u8> = bincode::encode(&x, bincode::SizeLimit::Infinite).unwrap();
[INFO] [stdout]    |                                                    ^^^^^^^^^ could not find `SizeLimit` in `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an enum variant `test::bincode::ErrorKind::SizeLimit`; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let e : Vec<u8> = bincode::encode(&x, test::bincode::ErrorKind).unwrap();
[INFO] [stdout]    |                                           ~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `SizeLimit` in `bincode`
[INFO] [stdout]   --> src/test.rs:33:52
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let e : Vec<u8> = bincode::encode(&x, bincode::SizeLimit::Infinite).unwrap();
[INFO] [stdout]    |                                                    ^^^^^^^^^ could not find `SizeLimit` in `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an enum variant `test::bincode::ErrorKind::SizeLimit`; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let e : Vec<u8> = bincode::encode(&x, test::bincode::ErrorKind).unwrap();
[INFO] [stdout]    |                                           ~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `encode` in crate `bincode`
[INFO] [stdout]   --> src/test.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let e : Vec<u8> = bincode::encode(&x, bincode::SizeLimit::Infinite).unwrap();
[INFO] [stdout]    |                                ^^^^^^ not found in `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 3  + use rustc_serialize::json::encode;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `encode`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 16 -     let e : Vec<u8> = bincode::encode(&x, bincode::SizeLimit::Infinite).unwrap();
[INFO] [stdout] 16 +     let e : Vec<u8> = encode(&x, bincode::SizeLimit::Infinite).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `decode` in crate `bincode`
[INFO] [stdout]   --> src/test.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let d : X = bincode::decode(&e).unwrap();
[INFO] [stdout]    |                          ^^^^^^ not found in `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 3  + use rustc_serialize::json::decode;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `decode`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 18 -     let d : X = bincode::decode(&e).unwrap();
[INFO] [stdout] 18 +     let d : X = decode(&e).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `encode` in crate `bincode`
[INFO] [stdout]   --> src/test.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let e : Vec<u8> = bincode::encode(&x, bincode::SizeLimit::Infinite).unwrap();
[INFO] [stdout]    |                                ^^^^^^ not found in `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 3  + use rustc_serialize::json::encode;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `encode`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 33 -     let e : Vec<u8> = bincode::encode(&x, bincode::SizeLimit::Infinite).unwrap();
[INFO] [stdout] 33 +     let e : Vec<u8> = encode(&x, bincode::SizeLimit::Infinite).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `decode` in crate `bincode`
[INFO] [stdout]   --> src/test.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let d : Y = bincode::decode(&e).unwrap();
[INFO] [stdout]    |                          ^^^^^^ not found in `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 3  + use rustc_serialize::json::decode;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `decode`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 35 -     let d : Y = bincode::decode(&e).unwrap();
[INFO] [stdout] 35 +     let d : Y = decode(&e).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/byte_order.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let r: $int = try!(Decodable::decode(d));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 | define_le! { u16 }
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_le` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/byte_order.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let r: $int = try!(Decodable::decode(d));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 | define_le! { u32 }
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_le` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/byte_order.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let r: $int = try!(Decodable::decode(d));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 | define_le! { u64 }
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_le` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/slice.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |                      v[i] = try!(Decodable::decode(d));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 | / def_fixed! {0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
[INFO] [stdout] 78 | |     32}
[INFO] [stdout]    | |_______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_fixed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/slice.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |                       try!(self.0[i].encode(s));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 | / def_fixed! {0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
[INFO] [stdout] 78 | |     32}
[INFO] [stdout]    | |_______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_fixed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]  --> src/test.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(RustcDecodable, RustcEncodable, PartialEq, PartialOrd, Debug)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]   = note: `#[deny(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/test.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(RustcDecodable, RustcEncodable, PartialEq, PartialOrd, Debug)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]  --> src/test.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(RustcDecodable, RustcEncodable, PartialEq, PartialOrd, Debug)]
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/test.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(RustcDecodable, RustcEncodable, PartialEq, PartialOrd, Debug)]
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustc_serialize::Encodable`
[INFO] [stdout]  --> src/test.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rustc_serialize::Encodable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/test.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[derive(RustcDecodable, RustcEncodable, PartialEq, Debug)]
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/test.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[derive(RustcDecodable, RustcEncodable, PartialEq, Debug)]
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/test.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[derive(RustcDecodable, RustcEncodable, PartialEq, Debug)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/test.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[derive(RustcDecodable, RustcEncodable, PartialEq, Debug)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/slice.rs:57:53
[INFO] [stdout]    |
[INFO] [stdout] 57 |                   let mut v : [T; $n] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 | / def_fixed! {0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
[INFO] [stdout] 78 | |     32}
[INFO] [stdout]    | |_______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_fixed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bincode_ext` (lib test) due to 15 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "40813122e64b532261977cb8d1ff4ee0b344558d975e836387bbdb440cdcd033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40813122e64b532261977cb8d1ff4ee0b344558d975e836387bbdb440cdcd033", kill_on_drop: false }`
[INFO] [stdout] 40813122e64b532261977cb8d1ff4ee0b344558d975e836387bbdb440cdcd033
