[INFO] cloning repository https://github.com/Yellowly/rust-rref-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yellowly/rust-rref-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYellowly%2Frust-rref-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYellowly%2Frust-rref-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2468a0dcf4386e69ef1c259f5641980288327486
[INFO] checking Yellowly/rust-rref-solver against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYellowly%2Frust-rref-solver" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Yellowly/rust-rref-solver
[INFO] finished tweaking git repo https://github.com/Yellowly/rust-rref-solver
[INFO] tweaked toml for git repo https://github.com/Yellowly/rust-rref-solver written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Yellowly/rust-rref-solver on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Yellowly/rust-rref-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project v1.1.4
[INFO] [stderr]   Downloaded pin-project-internal v1.1.4
[INFO] [stderr]   Downloaded scoped-tls-hkt v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a5f5f4c3265e7bbba71a199db9cef4c116fa59c2c441f6c427422fa84aacec8
[INFO] running `Command { std: "docker" "start" "-a" "0a5f5f4c3265e7bbba71a199db9cef4c116fa59c2c441f6c427422fa84aacec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a5f5f4c3265e7bbba71a199db9cef4c116fa59c2c441f6c427422fa84aacec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5f5f4c3265e7bbba71a199db9cef4c116fa59c2c441f6c427422fa84aacec8", kill_on_drop: false }`
[INFO] [stdout] 0a5f5f4c3265e7bbba71a199db9cef4c116fa59c2c441f6c427422fa84aacec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bef33b6a024b568852cf551df157889af1f54f6236b375be84fd1a1cf1d77cf2
[INFO] running `Command { std: "docker" "start" "-a" "bef33b6a024b568852cf551df157889af1f54f6236b375be84fd1a1cf1d77cf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.91
[INFO] [stderr]    Compiling wasm-bindgen v0.2.91
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]     Checking anymap2 v0.13.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.91
[INFO] [stderr]    Compiling yew-macro v0.19.3
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.91
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.91
[INFO] [stderr]     Checking js-sys v0.3.68
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking web-sys v0.3.68
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.41
[INFO] [stderr]     Checking gloo-timers v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde-wasm-bindgen v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking gloo-utils v0.1.7
[INFO] [stderr]     Checking gloo-events v0.1.2
[INFO] [stderr]     Checking gloo-render v0.1.1
[INFO] [stderr]     Checking gloo-dialogs v0.1.1
[INFO] [stderr]     Checking gloo-file v0.2.3
[INFO] [stderr]     Checking gloo-console v0.2.3
[INFO] [stderr]     Checking gloo-storage v0.2.2
[INFO] [stderr]     Checking gloo-history v0.1.5
[INFO] [stderr]     Checking gloo-net v0.3.1
[INFO] [stderr]     Checking gloo v0.4.2
[INFO] [stderr]     Checking gloo-worker v0.2.1
[INFO] [stderr]     Checking yew v0.19.3
[INFO] [stderr]     Checking gloo v0.8.1
[INFO] [stderr]     Checking rust-rref-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`, `Result`, `clone`, `collections::VecDeque`, and `io::BufRead`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::VecDeque, io::BufRead, fmt::{Display, Formatter, Result}, clone};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^        ^^^^^^^  ^^^^^^^^^  ^^^^^^   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Element`, `Event`, `HtmlDocument`, `TouchEvent`, `TouchList`, `Touch`, and `window`
[INFO] [stdout]  --> src/main.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use web_sys::{HtmlInputElement, TouchEvent, TouchList, Touch, Element, Event, window, HtmlDocument};
[INFO] [stdout]   |                                 ^^^^^^^^^^  ^^^^^^^^^  ^^^^^  ^^^^^^^  ^^^^^  ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `JsCast`, `JsValue`, and `UnwrapThrowExt`
[INFO] [stdout]  --> src/main.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use wasm_bindgen::{JsCast, JsValue, UnwrapThrowExt};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Timer`, `dirxml`, `events::EventListener`, `self`, `timers::callback`, and `utils::document`
[INFO] [stdout]  --> src/main.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use gloo::{console::{self, Timer, dirxml}, timers::callback, events::EventListener, utils::document};
[INFO] [stdout]   |                      ^^^^  ^^^^^  ^^^^^^   ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Interval` and `Timeout`
[INFO] [stdout]  --> src/main.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use gloo::timers::callback::{Interval, Timeout};
[INFO] [stdout]   |                              ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`, `Result`, `clone`, `collections::VecDeque`, and `io::BufRead`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::VecDeque, io::BufRead, fmt::{Display, Formatter, Result}, clone};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^        ^^^^^^^  ^^^^^^^^^  ^^^^^^   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Element`, `Event`, `HtmlDocument`, `TouchEvent`, `TouchList`, `Touch`, and `window`
[INFO] [stdout]  --> src/main.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use web_sys::{HtmlInputElement, TouchEvent, TouchList, Touch, Element, Event, window, HtmlDocument};
[INFO] [stdout]   |                                 ^^^^^^^^^^  ^^^^^^^^^  ^^^^^  ^^^^^^^  ^^^^^  ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `JsCast`, `JsValue`, and `UnwrapThrowExt`
[INFO] [stdout]  --> src/main.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use wasm_bindgen::{JsCast, JsValue, UnwrapThrowExt};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Timer`, `dirxml`, `events::EventListener`, `self`, `timers::callback`, and `utils::document`
[INFO] [stdout]  --> src/main.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use gloo::{console::{self, Timer, dirxml}, timers::callback, events::EventListener, utils::document};
[INFO] [stdout]   |                      ^^^^  ^^^^^  ^^^^^^   ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Interval` and `Timeout`
[INFO] [stdout]  --> src/main.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use gloo::timers::callback::{Interval, Timeout};
[INFO] [stdout]   |                              ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn create(ctx: &Context<Self>) -> Self {
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn create(ctx: &Context<Self>) -> Self {
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.02s
[INFO] running `Command { std: "docker" "inspect" "bef33b6a024b568852cf551df157889af1f54f6236b375be84fd1a1cf1d77cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef33b6a024b568852cf551df157889af1f54f6236b375be84fd1a1cf1d77cf2", kill_on_drop: false }`
[INFO] [stdout] bef33b6a024b568852cf551df157889af1f54f6236b375be84fd1a1cf1d77cf2
