[INFO] cloning repository https://github.com/najamelan/ou
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/najamelan/ou" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnajamelan%2Fou", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnajamelan%2Fou'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d23c20226c464acc548fc5a3b4e1b8b65372d353
[INFO] checking najamelan/ou against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnajamelan%2Fou" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/najamelan/ou on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/najamelan/ou
[INFO] finished tweaking git repo https://github.com/najamelan/ou
[INFO] tweaked toml for git repo https://github.com/najamelan/ou written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/najamelan/ou already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pwhash v0.1.2
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded users v0.6.0
[INFO] [stderr]   Downloaded privdrop v0.1.3
[INFO] [stderr]   Downloaded pgs-files v0.0.7
[INFO] [stderr]   Downloaded nix v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 5aba57965afedfed70a2c90c374a6aa71c891f63d11eaf0bf4237662abc70707
[INFO] running `Command { std: "docker" "start" "-a" "5aba57965afedfed70a2c90c374a6aa71c891f63d11eaf0bf4237662abc70707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aba57965afedfed70a2c90c374a6aa71c891f63d11eaf0bf4237662abc70707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aba57965afedfed70a2c90c374a6aa71c891f63d11eaf0bf4237662abc70707", kill_on_drop: false }`
[INFO] [stdout] 5aba57965afedfed70a2c90c374a6aa71c891f63d11eaf0bf4237662abc70707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 109855bca4b59e5ce3edc96a55459ecf0abb943ce25392089abd3642e24f6bf9
[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" "109855bca4b59e5ce3edc96a55459ecf0abb943ce25392089abd3642e24f6bf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking users v0.6.0
[INFO] [stderr]     Checking pgs-files v0.0.7
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking privdrop v0.1.3
[INFO] [stderr]     Checking pwhash v0.1.2
[INFO] [stderr]     Checking ou v0.1.0-2017.11.14-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.46s
[INFO] running `Command { std: "docker" "inspect" "109855bca4b59e5ce3edc96a55459ecf0abb943ce25392089abd3642e24f6bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109855bca4b59e5ce3edc96a55459ecf0abb943ce25392089abd3642e24f6bf9", kill_on_drop: false }`
[INFO] [stdout] 109855bca4b59e5ce3edc96a55459ecf0abb943ce25392089abd3642e24f6bf9