[INFO] fetching crate btt 0.4.0...
[INFO] checking btt-0.4.0 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate btt 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate btt 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate btt 0.4.0
[INFO] tweaked toml for crates.io crate btt 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate btt 0.4.0 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate btt 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78e63d7c34954257d0bc37d5d612d7bc0a0e2b37ce931b082fcae906e25bcf58
[INFO] running `Command { std: "docker" "start" "-a" "78e63d7c34954257d0bc37d5d612d7bc0a0e2b37ce931b082fcae906e25bcf58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78e63d7c34954257d0bc37d5d612d7bc0a0e2b37ce931b082fcae906e25bcf58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e63d7c34954257d0bc37d5d612d7bc0a0e2b37ce931b082fcae906e25bcf58", kill_on_drop: false }`
[INFO] [stdout] 78e63d7c34954257d0bc37d5d612d7bc0a0e2b37ce931b082fcae906e25bcf58
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7dbc8200d8802c5405a9abfa818ebddc55237816a89758ef946f7c96a4e7be3
[INFO] running `Command { std: "docker" "start" "-a" "d7dbc8200d8802c5405a9abfa818ebddc55237816a89758ef946f7c96a4e7be3", kill_on_drop: false }`
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking btt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stdout]  --> src/lib.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     fmt::{self, Debug, Display},
[INFO] [stdout]   |           ^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `-W unused-imports` implied by `-W unused`
[INFO] [stdout]   = help: to override `-W unused` add `#[allow(unused_imports)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stdout]  --> src/lib.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     fmt::{self, Debug, Display},
[INFO] [stdout]   |           ^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `-W unused-imports` implied by `-W unused`
[INFO] [stdout]   = help: to override `-W unused` add `#[allow(unused_imports)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "d7dbc8200d8802c5405a9abfa818ebddc55237816a89758ef946f7c96a4e7be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7dbc8200d8802c5405a9abfa818ebddc55237816a89758ef946f7c96a4e7be3", kill_on_drop: false }`
[INFO] [stdout] d7dbc8200d8802c5405a9abfa818ebddc55237816a89758ef946f7c96a4e7be3
