[INFO] fetching crate flyr 0.4.0...
[INFO] checking flyr-0.4.0 against beta for pr-78714
[INFO] extracting crate flyr 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate flyr 0.4.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flyr 0.4.0
[INFO] finished tweaking crates.io crate flyr 0.4.0
[INFO] tweaked toml for crates.io crate flyr 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4230d20af34722fe13405f1a35f04c33428cedb9dacf8c34ccba60a9939ad996
[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" "4230d20af34722fe13405f1a35f04c33428cedb9dacf8c34ccba60a9939ad996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4230d20af34722fe13405f1a35f04c33428cedb9dacf8c34ccba60a9939ad996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4230d20af34722fe13405f1a35f04c33428cedb9dacf8c34ccba60a9939ad996", kill_on_drop: false }`
[INFO] [stdout] 4230d20af34722fe13405f1a35f04c33428cedb9dacf8c34ccba60a9939ad996
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d68328652b58c27fba5573a01e9e512989d925b12955c915f7f0d6a37b3c6f5
[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" "7d68328652b58c27fba5573a01e9e512989d925b12955c915f7f0d6a37b3c6f5", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling binread_derive v1.4.0
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr]     Checking binread v1.4.1
[INFO] [stderr]     Checking flyr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.48s
[INFO] running `Command { std: "docker" "inspect" "7d68328652b58c27fba5573a01e9e512989d925b12955c915f7f0d6a37b3c6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d68328652b58c27fba5573a01e9e512989d925b12955c915f7f0d6a37b3c6f5", kill_on_drop: false }`
[INFO] [stdout] 7d68328652b58c27fba5573a01e9e512989d925b12955c915f7f0d6a37b3c6f5