[INFO] cloning repository https://github.com/nbrendler/rust-breakout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nbrendler/rust-breakout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbrendler%2Frust-breakout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbrendler%2Frust-breakout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb27b6be31cdc7c076cf97c2aa325eac59f133c4
[INFO] checking nbrendler/rust-breakout against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbrendler%2Frust-breakout" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nbrendler/rust-breakout
[INFO] finished tweaking git repo https://github.com/nbrendler/rust-breakout
[INFO] tweaked toml for git repo https://github.com/nbrendler/rust-breakout written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nbrendler/rust-breakout on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nbrendler/rust-breakout 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1558e497ca6a64eb2913a95b70cfce6fad941256212b49d3514aa9586b807e6
[INFO] running `Command { std: "docker" "start" "-a" "e1558e497ca6a64eb2913a95b70cfce6fad941256212b49d3514aa9586b807e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1558e497ca6a64eb2913a95b70cfce6fad941256212b49d3514aa9586b807e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1558e497ca6a64eb2913a95b70cfce6fad941256212b49d3514aa9586b807e6", kill_on_drop: false }`
[INFO] [stdout] e1558e497ca6a64eb2913a95b70cfce6fad941256212b49d3514aa9586b807e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a158428d879e192bb00bd39f98f3c7b7eef1bea5a63e3ba0d33c226e293873c8
[INFO] running `Command { std: "docker" "start" "-a" "a158428d879e192bb00bd39f98f3c7b7eef1bea5a63e3ba0d33c226e293873c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]    Compiling glfw-sys v3.3.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling luminance-derive v0.5.2
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking luminance v0.38.0
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking glfw v0.34.0
[INFO] [stderr]     Checking shred v0.9.4
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]     Checking luminance-windowing v0.8.1
[INFO] [stderr]     Checking luminance-glfw v0.12.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.4
[INFO] [stderr]     Checking specs v0.15.1
[INFO] [stderr]     Checking breakout-clone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/systems/ball.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |             for (t, mut b, hb, e) in (&mut transforms, &mut balls, &sprites, &entities).join() {
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/systems/ball.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |             for (t, mut b, hb, e) in (&mut transforms, &mut balls, &sprites, &entities).join() {
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.88s
[INFO] running `Command { std: "docker" "inspect" "a158428d879e192bb00bd39f98f3c7b7eef1bea5a63e3ba0d33c226e293873c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a158428d879e192bb00bd39f98f3c7b7eef1bea5a63e3ba0d33c226e293873c8", kill_on_drop: false }`
[INFO] [stdout] a158428d879e192bb00bd39f98f3c7b7eef1bea5a63e3ba0d33c226e293873c8
