[INFO] cloning repository https://github.com/DrJackilD/rust_temp_converter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DrJackilD/rust_temp_converter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrJackilD%2Frust_temp_converter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrJackilD%2Frust_temp_converter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e39c85e4c9b1c944bf7d0f7e3085298dfe7b0fb1
[INFO] checking DrJackilD/rust_temp_converter against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrJackilD%2Frust_temp_converter" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DrJackilD/rust_temp_converter on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DrJackilD/rust_temp_converter
[INFO] finished tweaking git repo https://github.com/DrJackilD/rust_temp_converter
[INFO] tweaked toml for git repo https://github.com/DrJackilD/rust_temp_converter written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/DrJackilD/rust_temp_converter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0b6a96b6719cd3e1815e741ad5b4376a6c9b960445ffd8d80aa726c817793b9
[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" "c0b6a96b6719cd3e1815e741ad5b4376a6c9b960445ffd8d80aa726c817793b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0b6a96b6719cd3e1815e741ad5b4376a6c9b960445ffd8d80aa726c817793b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b6a96b6719cd3e1815e741ad5b4376a6c9b960445ffd8d80aa726c817793b9", kill_on_drop: false }`
[INFO] [stdout] c0b6a96b6719cd3e1815e741ad5b4376a6c9b960445ffd8d80aa726c817793b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8e19f0b524dffb70551fc2c1f16191d2ac678182243858b8b76ea1bb3366fe0
[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" "b8e19f0b524dffb70551fc2c1f16191d2ac678182243858b8b76ea1bb3366fe0", kill_on_drop: false }`
[INFO] [stderr]     Checking temp_converter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let converter: &Fn(f32) -> f32 = match direction {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> f32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let converter: &Fn(f32) -> f32 = match direction {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> f32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "b8e19f0b524dffb70551fc2c1f16191d2ac678182243858b8b76ea1bb3366fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e19f0b524dffb70551fc2c1f16191d2ac678182243858b8b76ea1bb3366fe0", kill_on_drop: false }`
[INFO] [stdout] b8e19f0b524dffb70551fc2c1f16191d2ac678182243858b8b76ea1bb3366fe0
