[INFO] cloning repository https://github.com/MordecaiMalignatus/checklists
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MordecaiMalignatus/checklists" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMordecaiMalignatus%2Fchecklists", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMordecaiMalignatus%2Fchecklists'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea9b861a86ce6f46c46ff59cccbbd3dff829c433
[INFO] checking MordecaiMalignatus/checklists/ea9b861a86ce6f46c46ff59cccbbd3dff829c433 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMordecaiMalignatus%2Fchecklists" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MordecaiMalignatus/checklists on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MordecaiMalignatus/checklists
[INFO] finished tweaking git repo https://github.com/MordecaiMalignatus/checklists
[INFO] tweaked toml for git repo https://github.com/MordecaiMalignatus/checklists written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MordecaiMalignatus/checklists 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0376b6edba4244ebbf33f392d46c93abe7eab4b5b03383dcd86b708be786db0
[INFO] running `Command { std: "docker" "start" "-a" "d0376b6edba4244ebbf33f392d46c93abe7eab4b5b03383dcd86b708be786db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0376b6edba4244ebbf33f392d46c93abe7eab4b5b03383dcd86b708be786db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0376b6edba4244ebbf33f392d46c93abe7eab4b5b03383dcd86b708be786db0", kill_on_drop: false }`
[INFO] [stdout] d0376b6edba4244ebbf33f392d46c93abe7eab4b5b03383dcd86b708be786db0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d290286aa19c67356f15c74e6890a808044dc05b92f8a03a21a3491bf9528495
[INFO] running `Command { std: "docker" "start" "-a" "d290286aa19c67356f15c74e6890a808044dc05b92f8a03a21a3491bf9528495", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]     Checking stepper-lib v0.1.0 (/opt/rustwide/workdir/stepper-lib)
[INFO] [stderr]     Checking checklist-cli v0.1.0 (/opt/rustwide/workdir/checklist-cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "d290286aa19c67356f15c74e6890a808044dc05b92f8a03a21a3491bf9528495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d290286aa19c67356f15c74e6890a808044dc05b92f8a03a21a3491bf9528495", kill_on_drop: false }`
[INFO] [stdout] d290286aa19c67356f15c74e6890a808044dc05b92f8a03a21a3491bf9528495