[INFO] cloning repository https://github.com/greyblake/conway-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/greyblake/conway-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreyblake%2Fconway-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreyblake%2Fconway-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bcb89286883d6137db97dd5a55ac4a320adca31
[INFO] checking greyblake/conway-rs against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreyblake%2Fconway-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/greyblake/conway-rs on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/greyblake/conway-rs
[INFO] finished tweaking git repo https://github.com/greyblake/conway-rs
[INFO] tweaked toml for git repo https://github.com/greyblake/conway-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/greyblake/conway-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.2
[INFO] [stderr]   Downloaded ansi_term v0.8.0
[INFO] [stderr]   Downloaded term_size v0.1.1
[INFO] [stderr]   Downloaded clap v2.11.0
[INFO] [stderr]   Downloaded libc v0.2.15
[INFO] [stderr]   Downloaded termion v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8811458717cbd904594bad6b2d2e0e395043a1cfc5f1df5c516acc84c5a503d
[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" "b8811458717cbd904594bad6b2d2e0e395043a1cfc5f1df5c516acc84c5a503d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8811458717cbd904594bad6b2d2e0e395043a1cfc5f1df5c516acc84c5a503d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8811458717cbd904594bad6b2d2e0e395043a1cfc5f1df5c516acc84c5a503d", kill_on_drop: false }`
[INFO] [stdout] b8811458717cbd904594bad6b2d2e0e395043a1cfc5f1df5c516acc84c5a503d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b948f740014374ba153a7d941b1ef7dc3ded7e1aa99f12e6993d0a2273931952
[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" "b948f740014374ba153a7d941b1ef7dc3ded7e1aa99f12e6993d0a2273931952", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking unicode-width v0.1.3
[INFO] [stderr]     Checking unicode-segmentation v0.1.2
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking ansi_term v0.8.0
[INFO] [stderr]     Checking term_size v0.1.1
[INFO] [stderr]     Checking termion v1.1.1
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking clap v2.11.0
[INFO] [stderr]     Checking conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `Command { std: "docker" "inspect" "b948f740014374ba153a7d941b1ef7dc3ded7e1aa99f12e6993d0a2273931952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b948f740014374ba153a7d941b1ef7dc3ded7e1aa99f12e6993d0a2273931952", kill_on_drop: false }`
[INFO] [stdout] b948f740014374ba153a7d941b1ef7dc3ded7e1aa99f12e6993d0a2273931952