[INFO] cloning repository https://github.com/Olical/neofib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Olical/neofib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlical%2Fneofib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlical%2Fneofib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f4c621b56dee2da35776b6531560edfb0a28ba8
[INFO] checking Olical/neofib against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlical%2Fneofib" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Olical/neofib on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Olical/neofib
[INFO] finished tweaking git repo https://github.com/Olical/neofib
[INFO] tweaked toml for git repo https://github.com/Olical/neofib written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Olical/neofib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmp v0.8.7
[INFO] [stderr]   Downloaded rmpv v0.4.0
[INFO] [stderr]   Downloaded serde_bytes v0.10.4
[INFO] [stderr]   Downloaded neovim-lib v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8d69f476fb1b403a8128640a17ad24eee26864cc76198b3e20436a9edf58f54
[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" "d8d69f476fb1b403a8128640a17ad24eee26864cc76198b3e20436a9edf58f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8d69f476fb1b403a8128640a17ad24eee26864cc76198b3e20436a9edf58f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d69f476fb1b403a8128640a17ad24eee26864cc76198b3e20436a9edf58f54", kill_on_drop: false }`
[INFO] [stdout] d8d69f476fb1b403a8128640a17ad24eee26864cc76198b3e20436a9edf58f54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 3c73cdac7c845978204150a3f19c63c3645da08a3037a90872ed96c9c47d84c9
[INFO] running `Command { std: "docker" "start" "-a" "3c73cdac7c845978204150a3f19c63c3645da08a3037a90872ed96c9c47d84c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking serde_bytes v0.10.4
[INFO] [stderr]     Checking rmpv v0.4.0
[INFO] [stderr]     Checking neovim-lib v0.5.4
[INFO] [stderr]     Checking neofib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.00s
[INFO] running `Command { std: "docker" "inspect" "3c73cdac7c845978204150a3f19c63c3645da08a3037a90872ed96c9c47d84c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c73cdac7c845978204150a3f19c63c3645da08a3037a90872ed96c9c47d84c9", kill_on_drop: false }`
[INFO] [stdout] 3c73cdac7c845978204150a3f19c63c3645da08a3037a90872ed96c9c47d84c9