[INFO] cloning repository https://github.com/fuji-184/RLib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fuji-184/RLib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffuji-184%2FRLib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffuji-184%2FRLib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f87cc146bea44d069e789e2b733ed59c1e8e35a
[INFO] testing fuji-184/RLib against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffuji-184%2FRLib" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fuji-184/RLib
[INFO] finished tweaking git repo https://github.com/fuji-184/RLib
[INFO] tweaked toml for git repo https://github.com/fuji-184/RLib written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fuji-184/RLib on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fuji-184/RLib 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c
[INFO] running `Command { std: "docker" "start" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.49
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling mimalloc v0.1.52
[INFO] [stderr]    Compiling rlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]     --> src/main.rs:1498:9
[INFO] [stdout]      |
[INFO] [stdout] 1493 |             continue;
[INFO] [stdout]      |             -------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 1498 |         std::io::Write::write_all(&mut std::io::stderr(), run_output.stdout.as_slice()).unwrap();
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1447:9
[INFO] [stdout]      |
[INFO] [stdout] 1447 |     let mut rustc_args = get_rlib_rustc_base_args(list_path);
[INFO] [stdout]      |         ----^^^^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nightly`
[INFO] [stdout]     --> src/main.rs:1446:40
[INFO] [stdout]      |
[INFO] [stdout] 1446 | fn run_rustc_comptime(list_path: &str, nightly: bool) {
[INFO] [stdout]      |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nightly`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nightly`
[INFO] [stdout]     --> src/main.rs:1505:51
[INFO] [stdout]      |
[INFO] [stdout] 1505 | fn run_rustc_comptime_nested_raw(list_path: &str, nightly: bool) {
[INFO] [stdout]      |                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nightly`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 31.66s
[INFO] running `Command { std: "docker" "inspect" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.49
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling mimalloc v0.1.52
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling rlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]     --> src/main.rs:1498:9
[INFO] [stdout]      |
[INFO] [stdout] 1493 |             continue;
[INFO] [stdout]      |             -------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 1498 |         std::io::Write::write_all(&mut std::io::stderr(), run_output.stdout.as_slice()).unwrap();
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1447:9
[INFO] [stdout]      |
[INFO] [stdout] 1447 |     let mut rustc_args = get_rlib_rustc_base_args(list_path);
[INFO] [stdout]      |         ----^^^^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nightly`
[INFO] [stdout]     --> src/main.rs:1446:40
[INFO] [stdout]      |
[INFO] [stdout] 1446 | fn run_rustc_comptime(list_path: &str, nightly: bool) {
[INFO] [stdout]      |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nightly`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nightly`
[INFO] [stdout]     --> src/main.rs:1505:51
[INFO] [stdout]      |
[INFO] [stdout] 1505 | fn run_rustc_comptime_nested_raw(list_path: &str, nightly: bool) {
[INFO] [stdout]      |                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nightly`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 16.76s
[INFO] running `Command { std: "docker" "inspect" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]     --> src/main.rs:1498:9
[INFO] [stderr]      |
[INFO] [stderr] 1493 |             continue;
[INFO] [stderr]      |             -------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 1498 |         std::io::Write::write_all(&mut std::io::stderr(), run_output.stdout.as_slice()).unwrap();
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/main.rs:1447:9
[INFO] [stderr]      |
[INFO] [stderr] 1447 |     let mut rustc_args = get_rlib_rustc_base_args(list_path);
[INFO] [stderr]      |         ----^^^^^^^^^^
[INFO] [stderr]      |         |
[INFO] [stderr]      |         help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nightly`
[INFO] [stderr]     --> src/main.rs:1446:40
[INFO] [stderr]      |
[INFO] [stderr] 1446 | fn run_rustc_comptime(list_path: &str, nightly: bool) {
[INFO] [stderr]      |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nightly`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nightly`
[INFO] [stderr]     --> src/main.rs:1505:51
[INFO] [stderr]      |
[INFO] [stderr] 1505 | fn run_rustc_comptime_nested_raw(list_path: &str, nightly: bool) {
[INFO] [stderr]      |                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nightly`
[INFO] [stderr] 
[INFO] [stderr] warning: `rlib` (bin "rlib" test) generated 4 warnings (run `cargo fix --bin "rlib" -p rlib --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/rlib-875017c589911b2b)
[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" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c", kill_on_drop: false }`
[INFO] [stdout] ef4543bc106d4381a1cd51c323bce17d36a2e2f3017c07cebb5f6419bf92119c
