[INFO] cloning repository https://github.com/sundararajan93/rustlang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sundararajan93/rustlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsundararajan93%2Frustlang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsundararajan93%2Frustlang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f1a5edbe65843211de6e78ba68af3134070c654
[INFO] checking sundararajan93/rustlang against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsundararajan93%2Frustlang" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sundararajan93/rustlang
[INFO] finished tweaking git repo https://github.com/sundararajan93/rustlang
[INFO] tweaked toml for git repo https://github.com/sundararajan93/rustlang written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sundararajan93/rustlang on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sundararajan93/rustlang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "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 ppv-lite86 v0.2.10
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e079712462bd603612c776e8da4090455e0c08e49730e26188ec426cab59772d
[INFO] running `Command { std: "docker" "start" "-a" "e079712462bd603612c776e8da4090455e0c08e49730e26188ec426cab59772d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e079712462bd603612c776e8da4090455e0c08e49730e26188ec426cab59772d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e079712462bd603612c776e8da4090455e0c08e49730e26188ec426cab59772d", kill_on_drop: false }`
[INFO] [stdout] e079712462bd603612c776e8da4090455e0c08e49730e26188ec426cab59772d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b23ceed42863c299d9823e7ccf1e5770fd2dcba437585bd7d1f935c4e4d1a22d
[INFO] running `Command { std: "docker" "start" "-a" "b23ceed42863c299d9823e7ccf1e5770fd2dcba437585bd7d1f935c4e4d1a22d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rust_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `c` is never read
[INFO] [stdout]   --> src/struct_.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     c.blue = 150;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `c` is never read
[INFO] [stdout]   --> src/struct_.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     c.blue = 150;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "b23ceed42863c299d9823e7ccf1e5770fd2dcba437585bd7d1f935c4e4d1a22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b23ceed42863c299d9823e7ccf1e5770fd2dcba437585bd7d1f935c4e4d1a22d", kill_on_drop: false }`
[INFO] [stdout] b23ceed42863c299d9823e7ccf1e5770fd2dcba437585bd7d1f935c4e4d1a22d
