[INFO] cloning repository https://github.com/JohnnyJayJay/mima
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnnyJayJay/mima" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnnyJayJay%2Fmima", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnnyJayJay%2Fmima'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7af282bc5cd4d5acfcaadae13e096915d86297ca
[INFO] checking JohnnyJayJay/mima against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnnyJayJay%2Fmima" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JohnnyJayJay/mima on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JohnnyJayJay/mima
[INFO] finished tweaking git repo https://github.com/JohnnyJayJay/mima
[INFO] tweaked toml for git repo https://github.com/JohnnyJayJay/mima written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/JohnnyJayJay/mima already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d09e6b40b10819b3bf6bc7bbd44f811594daeeb132958bab732544b66bae3461
[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" "d09e6b40b10819b3bf6bc7bbd44f811594daeeb132958bab732544b66bae3461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d09e6b40b10819b3bf6bc7bbd44f811594daeeb132958bab732544b66bae3461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d09e6b40b10819b3bf6bc7bbd44f811594daeeb132958bab732544b66bae3461", kill_on_drop: false }`
[INFO] [stdout] d09e6b40b10819b3bf6bc7bbd44f811594daeeb132958bab732544b66bae3461
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b530b3e3b3f980b489136032bafbfda2876032bf4bdc8deed3a40e0eef38f5f4
[INFO] running `Command { std: "docker" "start" "-a" "b530b3e3b3f980b489136032bafbfda2876032bf4bdc8deed3a40e0eef38f5f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rustyline v7.1.0
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling enum-repr v0.2.6
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking mima-common v0.1.0 (/opt/rustwide/workdir/mima-common)
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking mima v0.1.0 (/opt/rustwide/workdir/mima)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.83s
[INFO] running `Command { std: "docker" "inspect" "b530b3e3b3f980b489136032bafbfda2876032bf4bdc8deed3a40e0eef38f5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b530b3e3b3f980b489136032bafbfda2876032bf4bdc8deed3a40e0eef38f5f4", kill_on_drop: false }`
[INFO] [stdout] b530b3e3b3f980b489136032bafbfda2876032bf4bdc8deed3a40e0eef38f5f4