[INFO] fetching crate strict_encoding 2.6.1...
[INFO] checking strict_encoding-2.6.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate strict_encoding 2.6.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate strict_encoding 2.6.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate strict_encoding 2.6.1
[INFO] finished tweaking crates.io crate strict_encoding 2.6.1
[INFO] tweaked toml for crates.io crate strict_encoding 2.6.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages
[INFO] [stderr]       Adding half v2.2.1 (latest: v2.4.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.57)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded amplify_syn v2.0.1
[INFO] [stderr]   Downloaded strict_encoding_derive v2.0.1
[INFO] [stderr]   Downloaded amplify_apfloat v0.3.0
[INFO] [stderr]   Downloaded strict_encoding_test v2.0.0
[INFO] [stderr]   Downloaded amplify v4.6.0
[INFO] [stderr]   Downloaded half v2.2.1
[INFO] [stderr]   Downloaded amplify_derive v4.0.0
[INFO] [stderr]   Downloaded amplify_num v0.5.2
[INFO] [stderr]   Downloaded strict_encoding v2.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a474b7ddf044f5d660df470ea50d024154d9bee36e98ec54625463df8bed48ea
[INFO] running `Command { std: "docker" "start" "-a" "a474b7ddf044f5d660df470ea50d024154d9bee36e98ec54625463df8bed48ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a474b7ddf044f5d660df470ea50d024154d9bee36e98ec54625463df8bed48ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a474b7ddf044f5d660df470ea50d024154d9bee36e98ec54625463df8bed48ea", kill_on_drop: false }`
[INFO] [stdout] a474b7ddf044f5d660df470ea50d024154d9bee36e98ec54625463df8bed48ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23b69662499858ed272e035ba506e0b68be858530fb9b448ce300db084a546eb
[INFO] running `Command { std: "docker" "start" "-a" "23b69662499858ed272e035ba506e0b68be858530fb9b448ce300db084a546eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking amplify_num v0.5.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking amplify_syn v2.0.1
[INFO] [stderr]    Compiling amplify_derive v4.0.0
[INFO] [stderr]    Compiling strict_encoding_derive v2.0.1
[INFO] [stderr]     Checking amplify v4.6.0
[INFO] [stderr]     Checking strict_encoding v2.6.2
[INFO] [stderr]     Checking strict_encoding v2.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `impl_strict_newtype` is imported redundantly
[INFO] [stdout]   --> src/ident.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |       impl_strict_newtype, DecodeError, ReadTuple, RestrictedString, StrictDecode, StrictDumb,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macros.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / macro_rules! impl_strict_newtype {
[INFO] [stdout] 31 | |     ($ty:ident, $lib:expr) => {
[INFO] [stdout] 32 | |         impl_strict_newtype!($ty, $lib, Self($crate::StrictDumb::strict_dumb()));
[INFO] [stdout] 33 | |     };
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |     };
[INFO] [stdout] 59 | | }
[INFO] [stdout]    | |_- the item `impl_strict_newtype` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unused_imports,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TypedParent` is never used
[INFO] [stdout]   --> src/reader.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait TypedParent: Sized {}
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking strict_encoding_test v2.0.0
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `strict_encoding` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "23b69662499858ed272e035ba506e0b68be858530fb9b448ce300db084a546eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b69662499858ed272e035ba506e0b68be858530fb9b448ce300db084a546eb", kill_on_drop: false }`
[INFO] [stdout] 23b69662499858ed272e035ba506e0b68be858530fb9b448ce300db084a546eb