[INFO] fetching crate rusty-release 0.7.1...
[INFO] checking rusty-release-0.7.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate rusty-release 0.7.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rusty-release 0.7.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty-release 0.7.1
[INFO] finished tweaking crates.io crate rusty-release 0.7.1
[INFO] tweaked toml for crates.io crate rusty-release 0.7.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate rusty-release 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 506e5bb6b7a799215dbbbc4d899680cac6c3751ebbe9b7f6f93559769934626c
[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" "506e5bb6b7a799215dbbbc4d899680cac6c3751ebbe9b7f6f93559769934626c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "506e5bb6b7a799215dbbbc4d899680cac6c3751ebbe9b7f6f93559769934626c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506e5bb6b7a799215dbbbc4d899680cac6c3751ebbe9b7f6f93559769934626c", kill_on_drop: false }`
[INFO] [stdout] 506e5bb6b7a799215dbbbc4d899680cac6c3751ebbe9b7f6f93559769934626c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 04ded11de19aabfcd8aa39cb2065fa6615d3b851f70f82a3bb910ba3b3f1ecb0
[INFO] running `Command { std: "docker" "start" "-a" "04ded11de19aabfcd8aa39cb2065fa6615d3b851f70f82a3bb910ba3b3f1ecb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tempfile v3.0.6
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking rusty-release v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.88s
[INFO] running `Command { std: "docker" "inspect" "04ded11de19aabfcd8aa39cb2065fa6615d3b851f70f82a3bb910ba3b3f1ecb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ded11de19aabfcd8aa39cb2065fa6615d3b851f70f82a3bb910ba3b3f1ecb0", kill_on_drop: false }`
[INFO] [stdout] 04ded11de19aabfcd8aa39cb2065fa6615d3b851f70f82a3bb910ba3b3f1ecb0