[INFO] cloning repository https://github.com/neosmart/tac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neosmart/tac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneosmart%2Ftac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneosmart%2Ftac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9e134adf4fbb97b09594de05a226d24df6de6a7
[INFO] checking neosmart/tac against try#4e3d7541a523df82cea75064e44e60ae9a008bcb for pr-97427
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneosmart%2Ftac" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neosmart/tac on toolchain 4e3d7541a523df82cea75064e44e60ae9a008bcb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/.cargo/config
[INFO] started tweaking git repo https://github.com/neosmart/tac
[INFO] finished tweaking git repo https://github.com/neosmart/tac
[INFO] tweaked toml for git repo https://github.com/neosmart/tac written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/neosmart/tac already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cacbe1e329d21e59617281acc05acacc2dbdaf732a04e47b4c7af64eb947636
[INFO] running `Command { std: "docker" "start" "-a" "9cacbe1e329d21e59617281acc05acacc2dbdaf732a04e47b4c7af64eb947636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cacbe1e329d21e59617281acc05acacc2dbdaf732a04e47b4c7af64eb947636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cacbe1e329d21e59617281acc05acacc2dbdaf732a04e47b4c7af64eb947636", kill_on_drop: false }`
[INFO] [stdout] 9cacbe1e329d21e59617281acc05acacc2dbdaf732a04e47b4c7af64eb947636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b6a7624ab7e61b32ffbe3624015182f3a89e394f22ac4c8b678e617cabe72eb
[INFO] running `Command { std: "docker" "start" "-a" "2b6a7624ab7e61b32ffbe3624015182f3a89e394f22ac4c8b678e617cabe72eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking tac v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "2b6a7624ab7e61b32ffbe3624015182f3a89e394f22ac4c8b678e617cabe72eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6a7624ab7e61b32ffbe3624015182f3a89e394f22ac4c8b678e617cabe72eb", kill_on_drop: false }`
[INFO] [stdout] 2b6a7624ab7e61b32ffbe3624015182f3a89e394f22ac4c8b678e617cabe72eb