[INFO] fetching crate dotlock 0.5.0...
[INFO] checking dotlock-0.5.0 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate dotlock 0.5.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate dotlock 0.5.0 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dotlock 0.5.0
[INFO] finished tweaking crates.io crate dotlock 0.5.0
[INFO] tweaked toml for crates.io crate dotlock 0.5.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cce3ba4c26cdc83d50a2d8bbdc101a9abecba6b6fe9f2cdd8971ffa6cd52f647
[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" "cce3ba4c26cdc83d50a2d8bbdc101a9abecba6b6fe9f2cdd8971ffa6cd52f647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cce3ba4c26cdc83d50a2d8bbdc101a9abecba6b6fe9f2cdd8971ffa6cd52f647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce3ba4c26cdc83d50a2d8bbdc101a9abecba6b6fe9f2cdd8971ffa6cd52f647", kill_on_drop: false }`
[INFO] [stdout] cce3ba4c26cdc83d50a2d8bbdc101a9abecba6b6fe9f2cdd8971ffa6cd52f647
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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] 58bafad0a3976e217e62cf7a68ba0f9babc95cf6b34f87a218b08c764924d713
[INFO] running `Command { std: "docker" "start" "-a" "58bafad0a3976e217e62cf7a68ba0f9babc95cf6b34f87a218b08c764924d713", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking dotlock v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/dotlock.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.85s
[INFO] running `Command { std: "docker" "inspect" "58bafad0a3976e217e62cf7a68ba0f9babc95cf6b34f87a218b08c764924d713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58bafad0a3976e217e62cf7a68ba0f9babc95cf6b34f87a218b08c764924d713", kill_on_drop: false }`
[INFO] [stdout] 58bafad0a3976e217e62cf7a68ba0f9babc95cf6b34f87a218b08c764924d713