[INFO] fetching crate ray 0.2.0...
[INFO] checking ray-0.2.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate ray 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ray 0.2.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ray 0.2.0
[INFO] finished tweaking crates.io crate ray 0.2.0
[INFO] tweaked toml for crates.io crate ray 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ray 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e44ebddeb545b70f98d5e14fba96b188f83c55ecf040e4b4e4ad2640c96294ad
[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" "e44ebddeb545b70f98d5e14fba96b188f83c55ecf040e4b4e4ad2640c96294ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e44ebddeb545b70f98d5e14fba96b188f83c55ecf040e4b4e4ad2640c96294ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e44ebddeb545b70f98d5e14fba96b188f83c55ecf040e4b4e4ad2640c96294ad", kill_on_drop: false }`
[INFO] [stdout] e44ebddeb545b70f98d5e14fba96b188f83c55ecf040e4b4e4ad2640c96294ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e123beaeaa7213c3b0a722e9f3226df1ae2d5b7fa670514e38dc201e5faaccc
[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" "2e123beaeaa7213c3b0a722e9f3226df1ae2d5b7fa670514e38dc201e5faaccc", kill_on_drop: false }`
[INFO] [stderr]     Checking ray v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/image.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn image_to_file(image: &Image, w: &mut Write) {
[INFO] [stdout]   |                                             ^^^^^ help: use `dyn`: `dyn Write`
[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/image.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn image_to_file(image: &Image, w: &mut Write) {
[INFO] [stdout]   |                                             ^^^^^ help: use `dyn`: `dyn Write`
[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] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut file: Box<Write> = match filename.as_ref() {
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `dyn Write`
[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:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut file: Box<Write> = match filename.as_ref() {
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `dyn Write`
[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 0.84s
[INFO] running `Command { std: "docker" "inspect" "2e123beaeaa7213c3b0a722e9f3226df1ae2d5b7fa670514e38dc201e5faaccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e123beaeaa7213c3b0a722e9f3226df1ae2d5b7fa670514e38dc201e5faaccc", kill_on_drop: false }`
[INFO] [stdout] 2e123beaeaa7213c3b0a722e9f3226df1ae2d5b7fa670514e38dc201e5faaccc