[INFO] crate mn 0.2.1 is already in cache
[INFO] extracting crate mn 0.2.1 into work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/mn/0.2.1
[INFO] extracting crate mn 0.2.1 into work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/mn/0.2.1
[INFO] validating manifest of mn-0.2.1 on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mn-0.2.1 on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mn-0.2.1
[INFO] finished frobbing mn-0.2.1
[INFO] frobbed toml for mn-0.2.1 written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/mn/0.2.1/Cargo.toml
[INFO] started frobbing mn-0.2.1
[INFO] finished frobbing mn-0.2.1
[INFO] frobbed toml for mn-0.2.1 written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/mn/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mn-0.2.1 against master#1891bfa80364eead426517c68de6947b7692e2de for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-6/master#1891bfa80364eead426517c68de6947b7692e2de:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/mn/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3f96eb9327716cb7f0b758ffd6e077687d629732b1c0af4b352833b910e2d5e6
[INFO] running `"docker" "start" "-a" "3f96eb9327716cb7f0b758ffd6e077687d629732b1c0af4b352833b910e2d5e6"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking shell-words v0.1.0
[INFO] [stderr]    Compiling onig_sys v69.1.0
[INFO] [stderr]    Compiling ansi_colours v1.0.1
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking man v0.3.0
[INFO] [stderr]     Checking clicolors-control v0.2.0
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking plist v0.4.1
[INFO] [stderr]     Checking console v0.6.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking onig v4.3.2
[INFO] [stderr]     Checking syntect v3.2.0
[INFO] [stderr]     Checking prettyprint v0.3.0
[INFO] [stderr]     Checking mn v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]   --> src/main.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             open::that(&full_path).is_ok();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]   --> src/main.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             open::that(&full_path).is_ok();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.01s
[INFO] running `"docker" "inspect" "3f96eb9327716cb7f0b758ffd6e077687d629732b1c0af4b352833b910e2d5e6"`
[INFO] running `"docker" "rm" "-f" "3f96eb9327716cb7f0b758ffd6e077687d629732b1c0af4b352833b910e2d5e6"`
[INFO] [stdout] 3f96eb9327716cb7f0b758ffd6e077687d629732b1c0af4b352833b910e2d5e6