[INFO] cloning repository https://github.com/guillaumeboehm/wal-telegram-rs
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[INFO] [stdout] 1b3f14c05418b4bad222697606e21b040d47073b
[INFO] building guillaumeboehm/wal-telegram-rs against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumeboehm%2Fwal-telegram-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guillaumeboehm/wal-telegram-rs on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
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[INFO] started tweaking git repo https://github.com/guillaumeboehm/wal-telegram-rs
[INFO] finished tweaking git repo https://github.com/guillaumeboehm/wal-telegram-rs
[INFO] tweaked toml for git repo https://github.com/guillaumeboehm/wal-telegram-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/guillaumeboehm/wal-telegram-rs already has a lockfile, it will not be regenerated
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[INFO] [stderr]    Compiling wal-telegram-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `collections::HashMap`, and `rc::Rc`
[INFO] [stdout]  --> src/background/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc, collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format`
[INFO] [stdout]  --> src/color.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::{self, format};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_background` is never used
[INFO] [stdout]   --> src/background/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn copy_background(tmp_dir: &std::path::PathBuf, blur:f32, bg_str: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `use_wal_background` is never used
[INFO] [stdout]  --> src/background/wal.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn use_wal_background(tmp_dir: &std::path::PathBuf, blur: f32, wal_colors_path: Option<&str>) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `use_custom_background` is never used
[INFO] [stdout]  --> src/background/custom.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn use_custom_background(tmp_dir: &std::path::PathBuf, blur: f32, background_path: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `blur_image` is never used
[INFO] [stdout]  --> src/background/blur.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn blur_image(image: &mut image::DynamicImage, percentage: f32) -> Result<(), blurslice::SliceSizeError> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_rgb_int`, `from_rgba_int`, `from_rgb_float`, and `from_rgba_float` are never used
[INFO] [stdout]   --> src/color.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Color {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn from_rgb_int(r: u8, g: u8, b: u8) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn from_rgba_int(r: u8, g: u8, b: u8, a: u8) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn from_rgb_float(r: f32, g: f32, b: f32) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn from_rgba_float(r: f32, g: f32, b: f32, a: f32) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Custom` is never constructed
[INFO] [stdout]   --> src/palette/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Palette {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] 11 |     Wal,
[INFO] [stdout] 12 |     Custom,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/palette/custom.rs:22:51
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let palette_file = fs::read_to_string(filepath.clone())
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.92s
[INFO] running `Command { std: "docker" "inspect" "e9580d10ca725903ef7583ba63568d9593b5b2b3b05c4efd705970e3db35bfe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9580d10ca725903ef7583ba63568d9593b5b2b3b05c4efd705970e3db35bfe5", kill_on_drop: false }`
[INFO] [stdout] e9580d10ca725903ef7583ba63568d9593b5b2b3b05c4efd705970e3db35bfe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b87e9cdfede66cebe4df26ee65b62b68fed3fea5e079c8c5c1a9b9f633508311
[INFO] running `Command { std: "docker" "start" "-a" "b87e9cdfede66cebe4df26ee65b62b68fed3fea5e079c8c5c1a9b9f633508311", kill_on_drop: false }`
[INFO] [stderr]    Compiling wal-telegram-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `collections::HashMap`, and `rc::Rc`
[INFO] [stdout]  --> src/background/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc, collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format`
[INFO] [stdout]  --> src/color.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::{self, format};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_background` is never used
[INFO] [stdout]   --> src/background/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn copy_background(tmp_dir: &std::path::PathBuf, blur:f32, bg_str: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `use_wal_background` is never used
[INFO] [stdout]  --> src/background/wal.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn use_wal_background(tmp_dir: &std::path::PathBuf, blur: f32, wal_colors_path: Option<&str>) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `use_custom_background` is never used
[INFO] [stdout]  --> src/background/custom.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn use_custom_background(tmp_dir: &std::path::PathBuf, blur: f32, background_path: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `blur_image` is never used
[INFO] [stdout]  --> src/background/blur.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn blur_image(image: &mut image::DynamicImage, percentage: f32) -> Result<(), blurslice::SliceSizeError> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_rgb_int`, `from_rgba_int`, `from_rgb_float`, and `from_rgba_float` are never used
[INFO] [stdout]   --> src/color.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Color {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn from_rgb_int(r: u8, g: u8, b: u8) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn from_rgba_int(r: u8, g: u8, b: u8, a: u8) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn from_rgb_float(r: f32, g: f32, b: f32) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn from_rgba_float(r: f32, g: f32, b: f32, a: f32) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Custom` is never constructed
[INFO] [stdout]   --> src/palette/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Palette {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] 11 |     Wal,
[INFO] [stdout] 12 |     Custom,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/palette/custom.rs:22:51
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let palette_file = fs::read_to_string(filepath.clone())
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "b87e9cdfede66cebe4df26ee65b62b68fed3fea5e079c8c5c1a9b9f633508311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87e9cdfede66cebe4df26ee65b62b68fed3fea5e079c8c5c1a9b9f633508311", kill_on_drop: false }`
[INFO] [stdout] b87e9cdfede66cebe4df26ee65b62b68fed3fea5e079c8c5c1a9b9f633508311