[INFO] fetching crate rslint_cli 0.2.1...
[INFO] checking rslint_cli-0.2.1 against beta for pr-78714
[INFO] extracting crate rslint_cli 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rslint_cli 0.2.1 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 rslint_cli 0.2.1
[INFO] finished tweaking crates.io crate rslint_cli 0.2.1
[INFO] tweaked toml for crates.io crate rslint_cli 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rslint_cli 0.2.1 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]     Blocking waiting for file lock on package cache
[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] 7ff05285d84663928928f34f92b0fe78ea5d4b576586897e86ec68ab66762356
[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" "7ff05285d84663928928f34f92b0fe78ea5d4b576586897e86ec68ab66762356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ff05285d84663928928f34f92b0fe78ea5d4b576586897e86ec68ab66762356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff05285d84663928928f34f92b0fe78ea5d4b576586897e86ec68ab66762356", kill_on_drop: false }`
[INFO] [stdout] 7ff05285d84663928928f34f92b0fe78ea5d4b576586897e86ec68ab66762356
[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] [stdout] cee9382d46150f74481bcd76a3bc0a6d1508f56c97e79c32c469ea4245c417fc
[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" "cee9382d46150f74481bcd76a3bc0a6d1508f56c97e79c32c469ea4245c417fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking text-size v1.0.0
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking thin-dst v1.1.0
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking yansi-term v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling slice-dst v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling inventory v0.1.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking term v0.2.14
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking rowan v0.10.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking text-diff v0.4.0
[INFO] [stderr]     Checking rslint_rowan v0.10.0
[INFO] [stderr]     Checking rslint_text_edit v0.1.0
[INFO] [stderr]     Checking rslint_errors v0.1.1
[INFO] [stderr]     Checking rslint_syntax v0.1.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking rslint_lexer v0.1.3
[INFO] [stderr]     Checking lexical v5.2.0
[INFO] [stderr]     Checking rslint_parser v0.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling inventory-impl v0.1.9
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling typetag-impl v0.1.6
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking typetag v0.1.6
[INFO] [stderr]     Checking rslint_core v0.2.1
[INFO] [stderr]     Checking rslint_cli v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.91s
[INFO] running `Command { std: "docker" "inspect" "cee9382d46150f74481bcd76a3bc0a6d1508f56c97e79c32c469ea4245c417fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee9382d46150f74481bcd76a3bc0a6d1508f56c97e79c32c469ea4245c417fc", kill_on_drop: false }`
[INFO] [stdout] cee9382d46150f74481bcd76a3bc0a6d1508f56c97e79c32c469ea4245c417fc