[INFO] cloning repository https://github.com/estebanborai/icontron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/estebanborai/icontron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festebanborai%2Ficontron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festebanborai%2Ficontron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 135156b6563fd4ad4d2e4ad5cf708c0d2d2dc371
[INFO] checking estebanborai/icontron against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festebanborai%2Ficontron" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/estebanborai/icontron on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/estebanborai/icontron
[INFO] finished tweaking git repo https://github.com/estebanborai/icontron
[INFO] tweaked toml for git repo https://github.com/estebanborai/icontron written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/estebanborai/icontron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb7a56b230f2c0485df82876d77cd1b00ff1d7dafefd6ddacde6cd668667b92
[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" "cbb7a56b230f2c0485df82876d77cd1b00ff1d7dafefd6ddacde6cd668667b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb7a56b230f2c0485df82876d77cd1b00ff1d7dafefd6ddacde6cd668667b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb7a56b230f2c0485df82876d77cd1b00ff1d7dafefd6ddacde6cd668667b92", kill_on_drop: false }`
[INFO] [stdout] cbb7a56b230f2c0485df82876d77cd1b00ff1d7dafefd6ddacde6cd668667b92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7e51886144f15c1279166d9ded312c35a62ab52e085ad88cfb9e1f556003a695
[INFO] running `Command { std: "docker" "start" "-a" "7e51886144f15c1279166d9ded312c35a62ab52e085ad88cfb9e1f556003a695", kill_on_drop: false }`
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking icns v0.3.1
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking image v0.23.4
[INFO] [stderr]     Checking picturs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/cli/cli.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `pictursError` should have an upper camel case name
[INFO] [stdout]  --> src/error/error.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct pictursError {
[INFO] [stdout]   |            ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PictursError`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IconType`
[INFO] [stdout]  --> src/img/encode.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use icns::{IconFamily, IconType, Image};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/img/encode.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/cli/cli.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `pictursError` should have an upper camel case name
[INFO] [stdout]  --> src/error/error.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct pictursError {
[INFO] [stdout]   |            ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PictursError`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IconType`
[INFO] [stdout]  --> src/img/encode.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use icns::{IconFamily, IconType, Image};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/img/encode.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Dimensions`
[INFO] [stdout]  --> src/img/dimensions.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dimensions {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/img/dimensions.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |   pub fn new(width: u32, height: u32) -> Self {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Dimensions`
[INFO] [stdout]  --> src/img/dimensions.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dimensions {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/img/dimensions.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |   pub fn new(width: u32, height: u32) -> Self {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.03s
[INFO] running `Command { std: "docker" "inspect" "7e51886144f15c1279166d9ded312c35a62ab52e085ad88cfb9e1f556003a695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e51886144f15c1279166d9ded312c35a62ab52e085ad88cfb9e1f556003a695", kill_on_drop: false }`
[INFO] [stdout] 7e51886144f15c1279166d9ded312c35a62ab52e085ad88cfb9e1f556003a695