[INFO] cloning repository https://github.com/lxq/myrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lxq/myrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxq%2Fmyrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxq%2Fmyrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eadd754a64863f55ebcca75a185a223569797083
[INFO] checking lxq/myrust against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxq%2Fmyrust" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lxq/myrust on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lxq/myrust
[INFO] finished tweaking git repo https://github.com/lxq/myrust
[INFO] tweaked toml for git repo https://github.com/lxq/myrust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/lxq/myrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a666869ddcf6db2dafce34a3eb97ef8d995d02050eb0d918117166c6af1e1f2a
[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" "a666869ddcf6db2dafce34a3eb97ef8d995d02050eb0d918117166c6af1e1f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a666869ddcf6db2dafce34a3eb97ef8d995d02050eb0d918117166c6af1e1f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a666869ddcf6db2dafce34a3eb97ef8d995d02050eb0d918117166c6af1e1f2a", kill_on_drop: false }`
[INFO] [stdout] a666869ddcf6db2dafce34a3eb97ef8d995d02050eb0d918117166c6af1e1f2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da01d9769a0db107ef29572e8d6788347ef4a43dd244233d8ba045f96a2ef310
[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" "da01d9769a0db107ef29572e8d6788347ef4a43dd244233d8ba045f96a2ef310", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking myrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `takes_ownership`
[INFO] [stdout]    --> src/main.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn takes_ownership(s: String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `takes_ownership`
[INFO] [stdout]    --> src/main.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn takes_ownership(s: String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 7.48s
[INFO] running `Command { std: "docker" "inspect" "da01d9769a0db107ef29572e8d6788347ef4a43dd244233d8ba045f96a2ef310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da01d9769a0db107ef29572e8d6788347ef4a43dd244233d8ba045f96a2ef310", kill_on_drop: false }`
[INFO] [stdout] da01d9769a0db107ef29572e8d6788347ef4a43dd244233d8ba045f96a2ef310