[INFO] fetching crate dmenv 0.20.1...
[INFO] checking dmenv-0.20.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate dmenv 0.20.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate dmenv 0.20.1
[INFO] finished tweaking crates.io crate dmenv 0.20.1
[INFO] tweaked toml for crates.io crate dmenv 0.20.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dmenv 0.20.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dmenv 0.20.1 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded rgb v0.8.14
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded regex v1.3.1
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded ignore v0.4.10
[INFO] [stderr]   Downloaded regex-syntax v0.6.12
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 937cbf45e1c4d5e1eab67ad377b4dc655e5f40e12d2d71fbe1fe5d14d8d87105
[INFO] running `Command { std: "docker" "start" "-a" "937cbf45e1c4d5e1eab67ad377b4dc655e5f40e12d2d71fbe1fe5d14d8d87105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "937cbf45e1c4d5e1eab67ad377b4dc655e5f40e12d2d71fbe1fe5d14d8d87105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "937cbf45e1c4d5e1eab67ad377b4dc655e5f40e12d2d71fbe1fe5d14d8d87105", kill_on_drop: false }`
[INFO] [stdout] 937cbf45e1c4d5e1eab67ad377b4dc655e5f40e12d2d71fbe1fe5d14d8d87105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aeda1d34decb074f199af7186d577f2e518715567f35044a6cf7f2cd35637e8b
[INFO] running `Command { std: "docker" "start" "-a" "aeda1d34decb074f199af7186d577f2e518715567f35044a6cf7f2cd35637e8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking dmenv v0.20.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `parse_git_line` and `parse_line`
[INFO] [stdout]  --> src/lock/mod.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use parse::{parse, parse_git_line, parse_line, parse_simple_line};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ignore v0.4.10
[INFO] [stdout] warning: unused import: `parse_line`
[INFO] [stdout]  --> src/lock/mod.rs:8:40
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use parse::{parse, parse_git_line, parse_line, parse_simple_line};
[INFO] [stdout]   |                                        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `Command { std: "docker" "inspect" "aeda1d34decb074f199af7186d577f2e518715567f35044a6cf7f2cd35637e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeda1d34decb074f199af7186d577f2e518715567f35044a6cf7f2cd35637e8b", kill_on_drop: false }`
[INFO] [stdout] aeda1d34decb074f199af7186d577f2e518715567f35044a6cf7f2cd35637e8b