[INFO] cloning repository https://github.com/Z-Oleksandr/nightingale
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Z-Oleksandr/nightingale" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ-Oleksandr%2Fnightingale", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ-Oleksandr%2Fnightingale'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85697efb0f418970e3ebb493eff2647f5fd5f757
[INFO] testing Z-Oleksandr/nightingale against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ-Oleksandr%2Fnightingale" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Z-Oleksandr/nightingale
[INFO] finished tweaking git repo https://github.com/Z-Oleksandr/nightingale
[INFO] tweaked toml for git repo https://github.com/Z-Oleksandr/nightingale written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Z-Oleksandr/nightingale on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Z-Oleksandr/nightingale 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0fe510eb3348fdf5d37076f4027ab39ebe34e1db08a60f9dd95edea04bf7b2e
[INFO] running `Command { std: "docker" "start" "-a" "d0fe510eb3348fdf5d37076f4027ab39ebe34e1db08a60f9dd95edea04bf7b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0fe510eb3348fdf5d37076f4027ab39ebe34e1db08a60f9dd95edea04bf7b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0fe510eb3348fdf5d37076f4027ab39ebe34e1db08a60f9dd95edea04bf7b2e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3575013d5d35f32d421179973af4716d292c12254ef93f65940e98b841f7ba45
[INFO] running `Command { std: "docker" "start" "-a" "3575013d5d35f32d421179973af4716d292c12254ef93f65940e98b841f7ba45", kill_on_drop: false }`
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[INFO] [stderr]    Compiling atspi-proxies v0.6.0
[INFO] [stderr]    Compiling accesskit_atspi_common v0.9.3
[INFO] [stderr]    Compiling atspi-connection v0.6.0
[INFO] [stderr]    Compiling atspi v0.22.0
[INFO] [stderr]    Compiling accesskit_unix v0.12.3
[INFO] [stderr]    Compiling accesskit_winit v0.22.4
[INFO] [stderr]    Compiling egui-winit v0.29.1
[INFO] [stderr]    Compiling eframe v0.29.1
[INFO] [stderr]    Compiling nightingale v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `walkdir::WalkDir`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use walkdir::WalkDir;
[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: `File` and `metadata`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{File, metadata};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `prelude::*` and `self`
[INFO] [stdout]  --> src/main.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, prelude::*};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::de::value::Error`
[INFO] [stdout]  --> src/process.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::de::value::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/process.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         Err(e) => "Error reading output.".to_owned()
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `total_size_MB` should have a snake case name
[INFO] [stdout]   --> src/process.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let total_size_MB: f64 = bytes_to_mb(total_size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `total_size_mb`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "3575013d5d35f32d421179973af4716d292c12254ef93f65940e98b841f7ba45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3575013d5d35f32d421179973af4716d292c12254ef93f65940e98b841f7ba45", kill_on_drop: false }`
[INFO] [stdout] 3575013d5d35f32d421179973af4716d292c12254ef93f65940e98b841f7ba45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9df700fbd2953ea8b56b40f0ed58d7bcb46aa425a9b57e769a92be9d0aa9fe7a
[INFO] running `Command { std: "docker" "start" "-a" "9df700fbd2953ea8b56b40f0ed58d7bcb46aa425a9b57e769a92be9d0aa9fe7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling nightingale v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `walkdir::WalkDir`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use walkdir::WalkDir;
[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: `File` and `metadata`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{File, metadata};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `prelude::*` and `self`
[INFO] [stdout]  --> src/main.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, prelude::*};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::de::value::Error`
[INFO] [stdout]  --> src/process.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::de::value::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/process.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         Err(e) => "Error reading output.".to_owned()
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `total_size_MB` should have a snake case name
[INFO] [stdout]   --> src/process.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let total_size_MB: f64 = bytes_to_mb(total_size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `total_size_mb`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "9df700fbd2953ea8b56b40f0ed58d7bcb46aa425a9b57e769a92be9d0aa9fe7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df700fbd2953ea8b56b40f0ed58d7bcb46aa425a9b57e769a92be9d0aa9fe7a", kill_on_drop: false }`
[INFO] [stdout] 9df700fbd2953ea8b56b40f0ed58d7bcb46aa425a9b57e769a92be9d0aa9fe7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] abd1c30ae572b0098e2ee2ce29ac7b47043898994abc8dddecb97cd854881d11
[INFO] running `Command { std: "docker" "start" "-a" "abd1c30ae572b0098e2ee2ce29ac7b47043898994abc8dddecb97cd854881d11", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `walkdir::WalkDir`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use walkdir::WalkDir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `File` and `metadata`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs::{File, metadata};
[INFO] [stderr]   |               ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `prelude::*` and `self`
[INFO] [stderr]  --> src/main.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, prelude::*};
[INFO] [stderr]   |               ^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::de::value::Error`
[INFO] [stderr]  --> src/process.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::de::value::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/process.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Err(e) => "Error reading output.".to_owned()
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `total_size_MB` should have a snake case name
[INFO] [stderr]   --> src/process.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let total_size_MB: f64 = bytes_to_mb(total_size);
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `total_size_mb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nightingale` (bin "nightingale" test) generated 7 warnings (run `cargo fix --bin "nightingale" -p nightingale --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nightingale-b4d81007d1a70595)
[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" "abd1c30ae572b0098e2ee2ce29ac7b47043898994abc8dddecb97cd854881d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd1c30ae572b0098e2ee2ce29ac7b47043898994abc8dddecb97cd854881d11", kill_on_drop: false }`
[INFO] [stdout] abd1c30ae572b0098e2ee2ce29ac7b47043898994abc8dddecb97cd854881d11