[INFO] cloning repository https://github.com/TheSilvus/buddhabrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheSilvus/buddhabrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheSilvus%2Fbuddhabrot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheSilvus%2Fbuddhabrot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfb5613add2f54259f36308137be4b9bc2bbda6c [INFO] checking TheSilvus/buddhabrot against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheSilvus%2Fbuddhabrot" "/workspace/builds/worker-101/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheSilvus/buddhabrot on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TheSilvus/buddhabrot [INFO] finished tweaking git repo https://github.com/TheSilvus/buddhabrot [INFO] tweaked toml for git repo https://github.com/TheSilvus/buddhabrot written to /workspace/builds/worker-101/source/Cargo.toml [INFO] crate git repo https://github.com/TheSilvus/buddhabrot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded same-file v1.0.3 [INFO] [stderr] Downloaded walkdir v2.2.5 [INFO] [stderr] Downloaded serde_json v1.0.32 [INFO] [stderr] Downloaded criterion v0.2.5 [INFO] [stderr] Downloaded utf8-ranges v1.0.1 [INFO] [stderr] Downloaded handlebars v0.32.4 [INFO] [stderr] Downloaded simplelog v0.5.3 [INFO] [stderr] Downloaded criterion-plot v0.2.5 [INFO] [stderr] Downloaded criterion-stats v0.2.5 [INFO] [stderr] Downloaded csv-core v0.1.4 [INFO] [stderr] Downloaded pest_derive v1.0.8 [INFO] [stderr] Downloaded itertools v0.7.8 [INFO] [stderr] Downloaded log v0.4.5 [INFO] [stderr] Downloaded syn v0.15.13 [INFO] [stderr] Downloaded synstructure v0.10.0 [INFO] [stderr] Downloaded image v0.20.0 [INFO] [stderr] Downloaded regex-syntax v0.6.2 [INFO] [stderr] Downloaded csv v1.0.2 [INFO] [stderr] Downloaded pest v1.0.6 [INFO] [stderr] Downloaded memchr v2.1.0 [INFO] [stderr] Downloaded serde_derive v1.0.80 [INFO] [stderr] Downloaded aho-corasick v0.6.8 [INFO] [stderr] Downloaded 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kill_on_drop: false }` [INFO] [stdout] 4c3c049a81c17e165a8929846d605790fd0fe0aa5b9f7d265964e74447de0354 [INFO] running `Command { std: "docker" "start" "-a" "4c3c049a81c17e165a8929846d605790fd0fe0aa5b9f7d265964e74447de0354", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c3c049a81c17e165a8929846d605790fd0fe0aa5b9f7d265964e74447de0354", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c3c049a81c17e165a8929846d605790fd0fe0aa5b9f7d265964e74447de0354", kill_on_drop: false }` [INFO] [stdout] 4c3c049a81c17e165a8929846d605790fd0fe0aa5b9f7d265964e74447de0354 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04d7a4130fa32a8279b64e6d43c8236be0e8967d2174453c6d356f0eb7f82b67 [INFO] running `Command { std: "docker" "start" "-a" "04d7a4130fa32a8279b64e6d43c8236be0e8967d2174453c6d356f0eb7f82b67", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling num-bigint v0.2.0 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking utf8-ranges v1.0.1 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking same-file v1.0.3 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling memchr v2.1.0 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] 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[stderr] Checking csv-core v0.1.4 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking crossbeam-deque v0.5.2 [INFO] [stderr] Compiling syn v0.15.13 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking criterion-stats v0.2.5 [INFO] [stderr] Checking itertools-num v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking num-iter v0.1.37 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Checking crossbeam v0.4.1 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking serde_json v1.0.32 [INFO] [stderr] Checking csv v1.0.2 [INFO] [stderr] Compiling synstructure v0.10.0 [INFO] [stderr] Checking handlebars v0.32.4 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking tiff v0.2.1 [INFO] [stderr] Checking image v0.20.0 [INFO] [stderr] Checking criterion v0.2.5 [INFO] [stderr] Checking mandelbuddha v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::OpenOptions` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::fs::OpenOptions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image.rs:58:39 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn map_to_image1(&self, map: &Fn(u32, u32) -> u8, color_type: file_image::ColorType) -> Image { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32, u32) -> u8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image.rs:79:39 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn map_to_image3(&self, map: &Fn(u32, u32) -> [u8; 3], color_type: file_image::ColorType) -> Image { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32, u32) -> [u8; 3]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image.rs:99:33 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn map(&mut self, map: &Fn(u32) -> u32) -> &mut ImageData { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32) -> u32` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/main.rs:399:10 [INFO] [stdout] | [INFO] [stdout] 399 | fn image(config: Config) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/image.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | for (i, mut value) in image1.data.iter_mut().enumerate() { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::OpenOptions` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::fs::OpenOptions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image.rs:58:39 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn map_to_image1(&self, map: &Fn(u32, u32) -> u8, color_type: file_image::ColorType) -> Image { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32, u32) -> u8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image.rs:79:39 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn map_to_image3(&self, map: &Fn(u32, u32) -> [u8; 3], color_type: file_image::ColorType) -> Image { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32, u32) -> [u8; 3]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image.rs:99:33 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn map(&mut self, map: &Fn(u32) -> u32) -> &mut ImageData { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32) -> u32` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/main.rs:399:10 [INFO] [stdout] | [INFO] [stdout] 399 | fn image(config: Config) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/image.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | for (i, mut value) in image1.data.iter_mut().enumerate() { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.31s [INFO] running `Command { std: "docker" "inspect" "04d7a4130fa32a8279b64e6d43c8236be0e8967d2174453c6d356f0eb7f82b67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04d7a4130fa32a8279b64e6d43c8236be0e8967d2174453c6d356f0eb7f82b67", kill_on_drop: false }` [INFO] [stdout] 04d7a4130fa32a8279b64e6d43c8236be0e8967d2174453c6d356f0eb7f82b67