[INFO] cloning repository https://github.com/hemangandhi/ascii-cam [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hemangandhi/ascii-cam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fascii-cam"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fascii-cam'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 25b998ed9f1c0573b08f3e43da6fb06eb4a6699f [INFO] checking hemangandhi/ascii-cam against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fascii-cam" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hemangandhi/ascii-cam on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/hemangandhi/ascii-cam [INFO] finished tweaking git repo https://github.com/hemangandhi/ascii-cam [INFO] tweaked toml for git repo https://github.com/hemangandhi/ascii-cam written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/hemangandhi/ascii-cam already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4ce9504999dab7b5961fcc437969991dbea2bc6ce84af1afb6d31829b2655e5f [INFO] running `"docker" "start" "-a" "4ce9504999dab7b5961fcc437969991dbea2bc6ce84af1afb6d31829b2655e5f"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking cfg-if v0.1.3 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Checking adler32 v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.2 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Checking gif v0.10.0 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking deflate v0.7.18 [INFO] [stderr] Checking inflate v0.4.2 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking rayon v1.0.1 [INFO] [stderr] Compiling num-derive v0.2.0 [INFO] [stderr] Checking jpeg-decoder v0.1.14 [INFO] [stderr] Checking image v0.19.0 [INFO] [stderr] Checking ascii-cam v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/filters.rs:21:41 [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter = Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(image::ImageBuffer>) -> image::ImageBuffer>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `carl2` [INFO] [stderr] --> src/main.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | let carl2 = & *(filters::gaussian_blur(7.0)); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_carl2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/filters.rs:21:25 [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter = Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/filters.rs:21:70 [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter = Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/filters.rs:21:114 [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter = Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter

= Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | -- [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/filters.rs:21:41 [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter = Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(image::ImageBuffer>) -> image::ImageBuffer>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `carl2` [INFO] [stderr] --> src/main.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | let carl2 = & *(filters::gaussian_blur(7.0)); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_carl2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/filters.rs:21:25 [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter = Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/filters.rs:21:70 [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter = Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/filters.rs:21:114 [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter = Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 21 | pub type ImageFilter

= Fn(image::ImageBuffer>) -> image::ImageBuffer>; [INFO] [stderr] | -- [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.47s [INFO] running `"docker" "inspect" "4ce9504999dab7b5961fcc437969991dbea2bc6ce84af1afb6d31829b2655e5f"` [INFO] running `"docker" "rm" "-f" "4ce9504999dab7b5961fcc437969991dbea2bc6ce84af1afb6d31829b2655e5f"` [INFO] [stdout] 4ce9504999dab7b5961fcc437969991dbea2bc6ce84af1afb6d31829b2655e5f