[INFO] cloning repository https://github.com/fragrans/clap_error_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fragrans/clap_error_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffragrans%2Fclap_error_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffragrans%2Fclap_error_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3fc226f377b24dd1a8d9165df7c537980357388
[INFO] checking fragrans/clap_error_2020 against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffragrans%2Fclap_error_2020" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fragrans/clap_error_2020 on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fragrans/clap_error_2020
[INFO] finished tweaking git repo https://github.com/fragrans/clap_error_2020
[INFO] tweaked toml for git repo https://github.com/fragrans/clap_error_2020 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/fragrans/clap_error_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d31985040ddb8c0f965a89e6b33516fd362c92b011c4f7a6aadbf62afa124cbe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d31985040ddb8c0f965a89e6b33516fd362c92b011c4f7a6aadbf62afa124cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d31985040ddb8c0f965a89e6b33516fd362c92b011c4f7a6aadbf62afa124cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31985040ddb8c0f965a89e6b33516fd362c92b011c4f7a6aadbf62afa124cbe", kill_on_drop: false }`
[INFO] [stdout] d31985040ddb8c0f965a89e6b33516fd362c92b011c4f7a6aadbf62afa124cbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f586fb466a39bef6538e816e4b2ffddee587b1511c596b595fb2d222dbc9fb8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4f586fb466a39bef6538e816e4b2ffddee587b1511c596b595fb2d222dbc9fb8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking ce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.57s
[INFO] running `Command { std: "docker" "inspect" "4f586fb466a39bef6538e816e4b2ffddee587b1511c596b595fb2d222dbc9fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f586fb466a39bef6538e816e4b2ffddee587b1511c596b595fb2d222dbc9fb8", kill_on_drop: false }`
[INFO] [stdout] 4f586fb466a39bef6538e816e4b2ffddee587b1511c596b595fb2d222dbc9fb8