[INFO] fetching crate gf256-macros 0.3.0...
[INFO] checking gf256-macros-0.3.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate gf256-macros 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate gf256-macros 0.3.0
[INFO] finished tweaking crates.io crate gf256-macros 0.3.0
[INFO] tweaked toml for crates.io crate gf256-macros 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gf256-macros 0.3.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.12.4 (available: v0.21.3)
[INFO] [stderr]       Adding evalexpr v6.6.0 (available: v12.0.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc43734bf94e484799743620abdf09d8b7ccdf40cf57c17c2c805e275afc363d
[INFO] running `Command { std: "docker" "start" "-a" "bc43734bf94e484799743620abdf09d8b7ccdf40cf57c17c2c805e275afc363d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc43734bf94e484799743620abdf09d8b7ccdf40cf57c17c2c805e275afc363d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc43734bf94e484799743620abdf09d8b7ccdf40cf57c17c2c805e275afc363d", kill_on_drop: false }`
[INFO] [stdout] bc43734bf94e484799743620abdf09d8b7ccdf40cf57c17c2c805e275afc363d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44def304e5370b5c5aae51e4ac25a2c22a5aee79bc8f1ccac930dd61f7fb74c7
[INFO] running `Command { std: "docker" "start" "-a" "44def304e5370b5c5aae51e4ac25a2c22a5aee79bc8f1ccac930dd61f7fb74c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking evalexpr v6.6.0
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking darling_core v0.12.4
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]     Checking darling v0.12.4
[INFO] [stderr]     Checking gf256-macros v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ExprWrapper` is never constructed
[INFO] [stdout]   --> src/common.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub(crate) struct ExprWrapper(pub syn::Expr);
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprWrapper` is never constructed
[INFO] [stdout]   --> src/common.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub(crate) struct ExprWrapper(pub syn::Expr);
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "44def304e5370b5c5aae51e4ac25a2c22a5aee79bc8f1ccac930dd61f7fb74c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44def304e5370b5c5aae51e4ac25a2c22a5aee79bc8f1ccac930dd61f7fb74c7", kill_on_drop: false }`
[INFO] [stdout] 44def304e5370b5c5aae51e4ac25a2c22a5aee79bc8f1ccac930dd61f7fb74c7