[INFO] fetching crate ecosystem 0.1.0...
[INFO] checking ecosystem-0.1.0 against beta for pr-78714
[INFO] extracting crate ecosystem 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ecosystem 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 ecosystem 0.1.0
[INFO] finished tweaking crates.io crate ecosystem 0.1.0
[INFO] tweaked toml for crates.io crate ecosystem 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ecosystem 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.3
[INFO] [stderr]   Downloaded hermit-abi v0.1.12
[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded rayon v1.3.0
[INFO] [stderr]   Downloaded memoffset v0.5.4
[INFO] [stderr]   Downloaded maybe-uninit v2.0.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.2
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.1
[INFO] [stderr]   Downloaded rayon-core v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a70637b5a4dfd8d12b9b9067c34b00edf4e7a3923837113e32568c9d0c6b7c21
[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" "a70637b5a4dfd8d12b9b9067c34b00edf4e7a3923837113e32568c9d0c6b7c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a70637b5a4dfd8d12b9b9067c34b00edf4e7a3923837113e32568c9d0c6b7c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70637b5a4dfd8d12b9b9067c34b00edf4e7a3923837113e32568c9d0c6b7c21", kill_on_drop: false }`
[INFO] [stdout] a70637b5a4dfd8d12b9b9067c34b00edf4e7a3923837113e32568c9d0c6b7c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72229f0741efa86720141f4e4cf453df4375060b29f4ad9fd8023a7c5c649fbd
[INFO] running `Command { std: "docker" "start" "-a" "72229f0741efa86720141f4e4cf453df4375060b29f4ad9fd8023a7c5c649fbd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking ecosystem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.00s
[INFO] running `Command { std: "docker" "inspect" "72229f0741efa86720141f4e4cf453df4375060b29f4ad9fd8023a7c5c649fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72229f0741efa86720141f4e4cf453df4375060b29f4ad9fd8023a7c5c649fbd", kill_on_drop: false }`
[INFO] [stdout] 72229f0741efa86720141f4e4cf453df4375060b29f4ad9fd8023a7c5c649fbd