[INFO] cloning repository https://github.com/Wrenderbender/rmatrix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wrenderbender/rmatrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWrenderbender%2Frmatrix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWrenderbender%2Frmatrix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d95fbbf1b92b1c2d756613c211a2b18b90b309d9
[INFO] testing Wrenderbender/rmatrix/d95fbbf1b92b1c2d756613c211a2b18b90b309d9 against master#8c0ec05f7dc9ef185eea9f36c5638e74e43935bf for pr-130285
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWrenderbender%2Frmatrix" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wrenderbender/rmatrix on toolchain 8c0ec05f7dc9ef185eea9f36c5638e74e43935bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wrenderbender/rmatrix
[INFO] finished tweaking git repo https://github.com/Wrenderbender/rmatrix
[INFO] tweaked toml for git repo https://github.com/Wrenderbender/rmatrix written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Wrenderbender/rmatrix 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" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b12c1bb8dc7fbe31488edeea60b28bb2c726950af797c93a23180db40c6ac2d3
[INFO] running `Command { std: "docker" "start" "-a" "b12c1bb8dc7fbe31488edeea60b28bb2c726950af797c93a23180db40c6ac2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b12c1bb8dc7fbe31488edeea60b28bb2c726950af797c93a23180db40c6ac2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b12c1bb8dc7fbe31488edeea60b28bb2c726950af797c93a23180db40c6ac2d3", kill_on_drop: false }`
[INFO] [stdout] b12c1bb8dc7fbe31488edeea60b28bb2c726950af797c93a23180db40c6ac2d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ae10e38ac6dfe888fce1dd96f451a639ecf523c096d7f3ef3e8b5a462e44dd5
[INFO] running `Command { std: "docker" "start" "-a" "9ae10e38ac6dfe888fce1dd96f451a639ecf523c096d7f3ef3e8b5a462e44dd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling pancurses v0.17.0
[INFO] [stderr]    Compiling rmatrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::*`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/display.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process`
[INFO] [stdout]  --> src/logic.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{collections::VecDeque, process};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blank`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let blank = [' '];
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_blank`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]  --> src/logic.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum State {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `apply_state` is never used
[INFO] [stdout]  --> src/logic.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn apply_state(cur_state: State) {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_line` is never used
[INFO] [stdout]   --> src/logic.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn next_line(column: Vec<char>, next_char: char, height: i32) -> VecDeque<char> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "9ae10e38ac6dfe888fce1dd96f451a639ecf523c096d7f3ef3e8b5a462e44dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae10e38ac6dfe888fce1dd96f451a639ecf523c096d7f3ef3e8b5a462e44dd5", kill_on_drop: false }`
[INFO] [stdout] 9ae10e38ac6dfe888fce1dd96f451a639ecf523c096d7f3ef3e8b5a462e44dd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40d868d274602d5307bcc51567e3ee175db09dbc6af4dd30b07389e14fb87dd5
[INFO] running `Command { std: "docker" "start" "-a" "40d868d274602d5307bcc51567e3ee175db09dbc6af4dd30b07389e14fb87dd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmatrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::*`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/display.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process`
[INFO] [stdout]  --> src/logic.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{collections::VecDeque, process};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blank`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let blank = [' '];
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_blank`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]  --> src/logic.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum State {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `apply_state` is never used
[INFO] [stdout]  --> src/logic.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn apply_state(cur_state: State) {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_line` is never used
[INFO] [stdout]   --> src/logic.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn next_line(column: Vec<char>, next_char: char, height: i32) -> VecDeque<char> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "40d868d274602d5307bcc51567e3ee175db09dbc6af4dd30b07389e14fb87dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d868d274602d5307bcc51567e3ee175db09dbc6af4dd30b07389e14fb87dd5", kill_on_drop: false }`
[INFO] [stdout] 40d868d274602d5307bcc51567e3ee175db09dbc6af4dd30b07389e14fb87dd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4a8be08f61cbb93736bf86524776bf9ab32d1912353506ece0381975a3fa8f6
[INFO] running `Command { std: "docker" "start" "-a" "c4a8be08f61cbb93736bf86524776bf9ab32d1912353506ece0381975a3fa8f6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cell::*`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cell::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::*`
[INFO] [stderr]  --> src/display.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::rc::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `process`
[INFO] [stderr]  --> src/logic.rs:2:34
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{collections::VecDeque, process};
[INFO] [stderr]   |                                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `blank`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let blank = [' '];
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_blank`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `State` is never used
[INFO] [stderr]  --> src/logic.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum State {
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `apply_state` is never used
[INFO] [stderr]  --> src/logic.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn apply_state(cur_state: State) {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `next_line` is never used
[INFO] [stderr]   --> src/logic.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn next_line(column: Vec<char>, next_char: char, height: i32) -> VecDeque<char> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rmatrix` (bin "rmatrix" test) generated 8 warnings (run `cargo fix --bin "rmatrix" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rmatrix-e3db27e70b3afec8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4a8be08f61cbb93736bf86524776bf9ab32d1912353506ece0381975a3fa8f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a8be08f61cbb93736bf86524776bf9ab32d1912353506ece0381975a3fa8f6", kill_on_drop: false }`
[INFO] [stdout] c4a8be08f61cbb93736bf86524776bf9ab32d1912353506ece0381975a3fa8f6