[INFO] cloning repository https://github.com/RayofLightz/alo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RayofLightz/alo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRayofLightz%2Falo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRayofLightz%2Falo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e12b9c8cf7d95a9904fd1dd761cde88c11490ea
[INFO] checking RayofLightz/alo against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRayofLightz%2Falo" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RayofLightz/alo on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RayofLightz/alo
[INFO] finished tweaking git repo https://github.com/RayofLightz/alo
[INFO] tweaked toml for git repo https://github.com/RayofLightz/alo written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/RayofLightz/alo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b715a27d84ef6e0ad2149095e4c49db43d33e04e2db9ca5fcc9fbdb205736088
[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" "b715a27d84ef6e0ad2149095e4c49db43d33e04e2db9ca5fcc9fbdb205736088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b715a27d84ef6e0ad2149095e4c49db43d33e04e2db9ca5fcc9fbdb205736088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b715a27d84ef6e0ad2149095e4c49db43d33e04e2db9ca5fcc9fbdb205736088", kill_on_drop: false }`
[INFO] [stdout] b715a27d84ef6e0ad2149095e4c49db43d33e04e2db9ca5fcc9fbdb205736088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b50a3ec2758fc0141ee407d69f7910e1a921ad964c9c67ddbf3188d8d7e26646
[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" "b50a3ec2758fc0141ee407d69f7910e1a921ad964c9c67ddbf3188d8d7e26646", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling inventory v0.1.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling pyo3 v0.10.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling pyo3-derive-backend v0.10.1
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling ctor v0.1.14
[INFO] [stderr]    Compiling inventory-impl v0.1.6
[INFO] [stderr]    Compiling indoc-impl v0.3.5
[INFO] [stderr]    Compiling paste-impl v0.1.16
[INFO] [stderr]     Checking indoc v0.3.5
[INFO] [stderr]    Compiling pyo3cls v0.10.1
[INFO] [stderr]     Checking paste v0.1.16
[INFO] [stderr]     Checking alo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.11s
[INFO] running `Command { std: "docker" "inspect" "b50a3ec2758fc0141ee407d69f7910e1a921ad964c9c67ddbf3188d8d7e26646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50a3ec2758fc0141ee407d69f7910e1a921ad964c9c67ddbf3188d8d7e26646", kill_on_drop: false }`
[INFO] [stdout] b50a3ec2758fc0141ee407d69f7910e1a921ad964c9c67ddbf3188d8d7e26646