[INFO] cloning repository https://github.com/oberien/buddhabrot-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oberien/buddhabrot-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fbuddhabrot-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fbuddhabrot-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7837ef59d087653f156924e2ba42702434dbe3c2
[INFO] checking oberien/buddhabrot-rust against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fbuddhabrot-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oberien/buddhabrot-rust on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oberien/buddhabrot-rust
[INFO] finished tweaking git repo https://github.com/oberien/buddhabrot-rust
[INFO] tweaked toml for git repo https://github.com/oberien/buddhabrot-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/oberien/buddhabrot-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3497bdb2407f39d4ce56ed5d973558b0855e7b6d730169f15ecb56408af37ab7
[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" "3497bdb2407f39d4ce56ed5d973558b0855e7b6d730169f15ecb56408af37ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3497bdb2407f39d4ce56ed5d973558b0855e7b6d730169f15ecb56408af37ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3497bdb2407f39d4ce56ed5d973558b0855e7b6d730169f15ecb56408af37ab7", kill_on_drop: false }`
[INFO] [stdout] 3497bdb2407f39d4ce56ed5d973558b0855e7b6d730169f15ecb56408af37ab7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29c4a22752f88d3aaa491dfb1498fc009654f81d02f88ab5499f5b8dc0852877
[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" "29c4a22752f88d3aaa491dfb1498fc009654f81d02f88ab5499f5b8dc0852877", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking weezl v0.1.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.12
[INFO] [stderr]     Checking buddhabrot v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `self::image::ImageRgb8`
[INFO] [stdout]  --> src/render.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 | use self::image::{ImageBuffer, DynamicImage, ImageRgb8};
[INFO] [stdout]   |                                              ^^^^^^^^^ no `ImageRgb8` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::image::ImageRgb8`
[INFO] [stdout]  --> src/render.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 | use self::image::{ImageBuffer, DynamicImage, ImageRgb8};
[INFO] [stdout]   |                                              ^^^^^^^^^ no `ImageRgb8` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `PNG` in crate `image`
[INFO] [stdout]    --> src/render.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |     img.save(&mut file, image::PNG).unwrap();
[INFO] [stdout]     |                                ^^^ not found in `image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `PNG` in crate `image`
[INFO] [stdout]    --> src/render.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |     img.save(&mut file, image::PNG).unwrap();
[INFO] [stdout]     |                                ^^^ not found in `image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/render.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     img.save(&mut file, image::PNG).unwrap();
[INFO] [stdout]     |         ^^^^ ---------  ---------- supplied 2 arguments
[INFO] [stdout]     |         |
[INFO] [stdout]     |         expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buddhabrot`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/render.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     img.save(&mut file, image::PNG).unwrap();
[INFO] [stdout]     |         ^^^^ ---------  ---------- supplied 2 arguments
[INFO] [stdout]     |         |
[INFO] [stdout]     |         expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "29c4a22752f88d3aaa491dfb1498fc009654f81d02f88ab5499f5b8dc0852877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c4a22752f88d3aaa491dfb1498fc009654f81d02f88ab5499f5b8dc0852877", kill_on_drop: false }`
[INFO] [stdout] 29c4a22752f88d3aaa491dfb1498fc009654f81d02f88ab5499f5b8dc0852877