[INFO] cloning repository https://github.com/HaiTo/fb_viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HaiTo/fb_viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaiTo%2Ffb_viewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaiTo%2Ffb_viewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 538be6e3c6df23965584fe31b47beaedc06ced17
[INFO] checking HaiTo/fb_viewer against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaiTo%2Ffb_viewer" "/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/HaiTo/fb_viewer on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HaiTo/fb_viewer
[INFO] finished tweaking git repo https://github.com/HaiTo/fb_viewer
[INFO] tweaked toml for git repo https://github.com/HaiTo/fb_viewer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/HaiTo/fb_viewer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/ogham/rust-pad.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded docopt v0.8.1
[INFO] [stderr]   Downloaded serde_derive v1.0.15
[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" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", 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] 37bc56108394d6fd031ba7d5607f2d94fcbaee9922774dcad48bbce734cc5483
[INFO] running `Command { std: "docker" "start" "-a" "37bc56108394d6fd031ba7d5607f2d94fcbaee9922774dcad48bbce734cc5483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37bc56108394d6fd031ba7d5607f2d94fcbaee9922774dcad48bbce734cc5483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37bc56108394d6fd031ba7d5607f2d94fcbaee9922774dcad48bbce734cc5483", kill_on_drop: false }`
[INFO] [stdout] 37bc56108394d6fd031ba7d5607f2d94fcbaee9922774dcad48bbce734cc5483
[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" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b70f9a1c89a5dfe9af7ed218cc3c6bad4b91f9b5a3d285b7a6d5369e5ab3e1e3
[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" "b70f9a1c89a5dfe9af7ed218cc3c6bad4b91f9b5a3d285b7a6d5369e5ab3e1e3", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking encode_unicode v0.3.1
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking pad v0.1.4 (https://github.com/ogham/rust-pad.git#30cb728f)
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking prettytable-rs v0.6.7
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]     Checking docopt v0.8.1
[INFO] [stderr]     Checking fb_viewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.45s
[INFO] running `Command { std: "docker" "inspect" "b70f9a1c89a5dfe9af7ed218cc3c6bad4b91f9b5a3d285b7a6d5369e5ab3e1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70f9a1c89a5dfe9af7ed218cc3c6bad4b91f9b5a3d285b7a6d5369e5ab3e1e3", kill_on_drop: false }`
[INFO] [stdout] b70f9a1c89a5dfe9af7ed218cc3c6bad4b91f9b5a3d285b7a6d5369e5ab3e1e3