[INFO] cloning repository https://github.com/meganomic/megamonic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meganomic/megamonic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeganomic%2Fmegamonic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeganomic%2Fmegamonic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3715a44d08496c2c5913d634828789d85218e634
[INFO] checking meganomic/megamonic against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeganomic%2Fmegamonic" "/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/meganomic/megamonic on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/meganomic/megamonic
[INFO] finished tweaking git repo https://github.com/meganomic/megamonic
[INFO] tweaked toml for git repo https://github.com/meganomic/megamonic written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded wrapcenum-derive v0.4.0
[INFO] [stderr]   Downloaded nvml-wrapper v0.7.0
[INFO] [stderr]   Downloaded libc-strftime v0.2.0
[INFO] [stderr]   Downloaded nvml-wrapper-sys v0.5.0
[INFO] [stderr]   Downloaded libsensors-sys v0.2.0
[INFO] [stderr]   Downloaded sensors v0.2.1
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d805d5762edb56ff6ff8dcb7e5de702cab2a7d8b93a6aa36be15964c9b5a2d8
[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" "7d805d5762edb56ff6ff8dcb7e5de702cab2a7d8b93a6aa36be15964c9b5a2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d805d5762edb56ff6ff8dcb7e5de702cab2a7d8b93a6aa36be15964c9b5a2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d805d5762edb56ff6ff8dcb7e5de702cab2a7d8b93a6aa36be15964c9b5a2d8", kill_on_drop: false }`
[INFO] [stdout] 7d805d5762edb56ff6ff8dcb7e5de702cab2a7d8b93a6aa36be15964c9b5a2d8
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 498814430aa3f0819ea22200c332deabf86f4e6c196820115520a3d083720c15
[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" "498814430aa3f0819ea22200c332deabf86f4e6c196820115520a3d083720c15", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling libsensors-sys v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.58
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking nvml-wrapper-sys v0.5.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking libc-strftime v0.2.0
[INFO] [stderr]     Checking sensors v0.2.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking btoi v0.4.2
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling wrapcenum-derive v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking nvml-wrapper v0.7.0
[INFO] [stderr]     Checking megamonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 49.89s
[INFO] running `Command { std: "docker" "inspect" "498814430aa3f0819ea22200c332deabf86f4e6c196820115520a3d083720c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498814430aa3f0819ea22200c332deabf86f4e6c196820115520a3d083720c15", kill_on_drop: false }`
[INFO] [stdout] 498814430aa3f0819ea22200c332deabf86f4e6c196820115520a3d083720c15