[INFO] fetching crate mycraft 0.1.0...
[INFO] checking mycraft-0.1.0 against beta for pr-78714
[INFO] extracting crate mycraft 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mycraft 0.1.0 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 mycraft 0.1.0
[INFO] finished tweaking crates.io crate mycraft 0.1.0
[INFO] tweaked toml for crates.io crate mycraft 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate mycraft 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9265d8841549af5eb9b15b4df95ebf6fe1db812e85cc28942d49fa5b0a6aec27
[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" "9265d8841549af5eb9b15b4df95ebf6fe1db812e85cc28942d49fa5b0a6aec27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9265d8841549af5eb9b15b4df95ebf6fe1db812e85cc28942d49fa5b0a6aec27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9265d8841549af5eb9b15b4df95ebf6fe1db812e85cc28942d49fa5b0a6aec27", kill_on_drop: false }`
[INFO] [stdout] 9265d8841549af5eb9b15b4df95ebf6fe1db812e85cc28942d49fa5b0a6aec27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 19c5b25da4c3b65d1128895463a071e7a96c92e0fcc56cdfc0ced4f038a23789
[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" "19c5b25da4c3b65d1128895463a071e7a96c92e0fcc56cdfc0ced4f038a23789", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking event-listener v2.3.3
[INFO] [stderr]     Checking vec-arena v0.5.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking polling v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking async-channel v1.4.0
[INFO] [stderr]     Checking async-mutex v1.1.5
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking async-codec v0.4.0-alpha.4
[INFO] [stderr]     Checking mycraft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.13s
[INFO] running `Command { std: "docker" "inspect" "19c5b25da4c3b65d1128895463a071e7a96c92e0fcc56cdfc0ced4f038a23789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19c5b25da4c3b65d1128895463a071e7a96c92e0fcc56cdfc0ced4f038a23789", kill_on_drop: false }`
[INFO] [stdout] 19c5b25da4c3b65d1128895463a071e7a96c92e0fcc56cdfc0ced4f038a23789