[INFO] fetching crate cargo-free 0.1.2...
[INFO] checking cargo-free-0.1.2 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate cargo-free 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cargo-free 0.1.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-free 0.1.2
[INFO] finished tweaking crates.io crate cargo-free 0.1.2
[INFO] tweaked toml for crates.io crate cargo-free 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate cargo-free 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00e85f594455e1ec76bf9b638101299da9b3585a04309f6ba9cdf54a9f72b56b
[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" "00e85f594455e1ec76bf9b638101299da9b3585a04309f6ba9cdf54a9f72b56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00e85f594455e1ec76bf9b638101299da9b3585a04309f6ba9cdf54a9f72b56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e85f594455e1ec76bf9b638101299da9b3585a04309f6ba9cdf54a9f72b56b", kill_on_drop: false }`
[INFO] [stdout] 00e85f594455e1ec76bf9b638101299da9b3585a04309f6ba9cdf54a9f72b56b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-07-24" "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] e0827ed43cf0d92333c0a3acc2aa87f4298798dbfb3b0e8211d63a9a0d3189d2
[INFO] running `Command { std: "docker" "start" "-a" "e0827ed43cf0d92333c0a3acc2aa87f4298798dbfb3b0e8211d63a9a0d3189d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling unindent v0.1.6
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking pico-args v0.3.3
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling indoc v1.0.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking ureq v1.3.0
[INFO] [stderr]     Checking cargo-free v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.08s
[INFO] running `Command { std: "docker" "inspect" "e0827ed43cf0d92333c0a3acc2aa87f4298798dbfb3b0e8211d63a9a0d3189d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0827ed43cf0d92333c0a3acc2aa87f4298798dbfb3b0e8211d63a9a0d3189d2", kill_on_drop: false }`
[INFO] [stdout] e0827ed43cf0d92333c0a3acc2aa87f4298798dbfb3b0e8211d63a9a0d3189d2
