[INFO] cloning repository https://github.com/Vui-Chee/rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vui-Chee/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53da4d2b4fdb30869302593d31f292a46883bb39
[INFO] checking Vui-Chee/rust-examples against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vui-Chee/rust-examples on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vui-Chee/rust-examples
[INFO] finished tweaking git repo https://github.com/Vui-Chee/rust-examples
[INFO] tweaked toml for git repo https://github.com/Vui-Chee/rust-examples written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Vui-Chee/rust-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio v0.7.0
[INFO] [stderr]   Downloaded quickcheck_macros v0.9.1
[INFO] [stderr]   Downloaded crossterm v0.17.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03c912e510428c166a32d971b942d383359960549ae7bea96ad956623cc16336
[INFO] running `Command { std: "docker" "start" "-a" "03c912e510428c166a32d971b942d383359960549ae7bea96ad956623cc16336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03c912e510428c166a32d971b942d383359960549ae7bea96ad956623cc16336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c912e510428c166a32d971b942d383359960549ae7bea96ad956623cc16336", kill_on_drop: false }`
[INFO] [stdout] 03c912e510428c166a32d971b942d383359960549ae7bea96ad956623cc16336
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44d456df2bd4ce9649bd6e7bf2190c819fdd297bb49ca41a0a284b45f5834186
[INFO] running `Command { std: "docker" "start" "-a" "44d456df2bd4ce9649bd6e7bf2190c819fdd297bb49ca41a0a284b45f5834186", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossterm v0.17.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sync`
[INFO] [stdout]   --> src/files/mod.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sync(src: &str, dest: &str) {
[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 26.91s
[INFO] running `Command { std: "docker" "inspect" "44d456df2bd4ce9649bd6e7bf2190c819fdd297bb49ca41a0a284b45f5834186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d456df2bd4ce9649bd6e7bf2190c819fdd297bb49ca41a0a284b45f5834186", kill_on_drop: false }`
[INFO] [stdout] 44d456df2bd4ce9649bd6e7bf2190c819fdd297bb49ca41a0a284b45f5834186