[INFO] fetching crate default_macro 0.2.1...
[INFO] checking default_macro-0.2.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate default_macro 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate default_macro 0.2.1
[INFO] finished tweaking crates.io crate default_macro 0.2.1
[INFO] tweaked toml for crates.io crate default_macro 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate default_macro 0.2.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d7a321e905aff96ed9416f52b8b6a8eb3e648e07422b94f024128f58823df68
[INFO] running `Command { std: "docker" "start" "-a" "0d7a321e905aff96ed9416f52b8b6a8eb3e648e07422b94f024128f58823df68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d7a321e905aff96ed9416f52b8b6a8eb3e648e07422b94f024128f58823df68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7a321e905aff96ed9416f52b8b6a8eb3e648e07422b94f024128f58823df68", kill_on_drop: false }`
[INFO] [stdout] 0d7a321e905aff96ed9416f52b8b6a8eb3e648e07422b94f024128f58823df68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc3650ae7a4ec186e16dc17303104e202d8c9b9560e9f15332eb4ebc9fec158b
[INFO] running `Command { std: "docker" "start" "-a" "dc3650ae7a4ec186e16dc17303104e202d8c9b9560e9f15332eb4ebc9fec158b", kill_on_drop: false }`
[INFO] [stderr]     Checking default_macro v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `a`, `b`, and `c` are never read
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     struct Foo {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 23 |         a: i32,
[INFO] [stdout]    |         ^
[INFO] [stdout] 24 |         b: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout] 25 |         c: Bar,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Foo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `d` and `e` are never read
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     struct Bar {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 29 |         d: i32,
[INFO] [stdout]    |         ^
[INFO] [stdout] 30 |         e: i32,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Bar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "dc3650ae7a4ec186e16dc17303104e202d8c9b9560e9f15332eb4ebc9fec158b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3650ae7a4ec186e16dc17303104e202d8c9b9560e9f15332eb4ebc9fec158b", kill_on_drop: false }`
[INFO] [stdout] dc3650ae7a4ec186e16dc17303104e202d8c9b9560e9f15332eb4ebc9fec158b