[INFO] fetching crate lsdcat 0.0.1...
[INFO] testing lsdcat-0.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate lsdcat 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate lsdcat 0.0.1
[INFO] finished tweaking crates.io crate lsdcat 0.0.1
[INFO] tweaked toml for crates.io crate lsdcat 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lsdcat 0.0.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lsdcat 0.0.1 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f315f911e7c4a59e58c8f29060b722227040ef97a96d17ab45503873a3df505
[INFO] running `Command { std: "docker" "start" "-a" "3f315f911e7c4a59e58c8f29060b722227040ef97a96d17ab45503873a3df505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f315f911e7c4a59e58c8f29060b722227040ef97a96d17ab45503873a3df505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f315f911e7c4a59e58c8f29060b722227040ef97a96d17ab45503873a3df505", kill_on_drop: false }`
[INFO] [stdout] 3f315f911e7c4a59e58c8f29060b722227040ef97a96d17ab45503873a3df505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7de25272e86614a498f12b9711d8140454dfa27515af6d04557f4774c6229bb8
[INFO] running `Command { std: "docker" "start" "-a" "7de25272e86614a498f12b9711d8140454dfa27515af6d04557f4774c6229bb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling lsdcat v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/errors.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Io(std::io::Error),
[INFO] [stdout]   |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Io(std::io::Error),
[INFO] [stdout] 7 +     Io(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "7de25272e86614a498f12b9711d8140454dfa27515af6d04557f4774c6229bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de25272e86614a498f12b9711d8140454dfa27515af6d04557f4774c6229bb8", kill_on_drop: false }`
[INFO] [stdout] 7de25272e86614a498f12b9711d8140454dfa27515af6d04557f4774c6229bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f82b93d273da9f2f92fe49e51b32942438ab53e96f29cad487f20fc9c49c79dd
[INFO] running `Command { std: "docker" "start" "-a" "f82b93d273da9f2f92fe49e51b32942438ab53e96f29cad487f20fc9c49c79dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling lsdcat v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/errors.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Io(std::io::Error),
[INFO] [stdout]   |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Io(std::io::Error),
[INFO] [stdout] 7 +     Io(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "f82b93d273da9f2f92fe49e51b32942438ab53e96f29cad487f20fc9c49c79dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82b93d273da9f2f92fe49e51b32942438ab53e96f29cad487f20fc9c49c79dd", kill_on_drop: false }`
[INFO] [stdout] f82b93d273da9f2f92fe49e51b32942438ab53e96f29cad487f20fc9c49c79dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 06507cfd60da84cc86399d1b5eccf6c95683a1948b8b47031a852b04c83ae5fb
[INFO] running `Command { std: "docker" "start" "-a" "06507cfd60da84cc86399d1b5eccf6c95683a1948b8b47031a852b04c83ae5fb", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/errors.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Io(std::io::Error),
[INFO] [stderr]   |     -- ^^^^^^^^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[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] [stderr]   |
[INFO] [stderr]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 7 -     Io(std::io::Error),
[INFO] [stderr] 7 +     Io(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `lsdcat` (bin "lsdcat" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/lsdcat-94ceaa97f54ad291)
[INFO] running `Command { std: "docker" "inspect" "06507cfd60da84cc86399d1b5eccf6c95683a1948b8b47031a852b04c83ae5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06507cfd60da84cc86399d1b5eccf6c95683a1948b8b47031a852b04c83ae5fb", kill_on_drop: false }`
[INFO] [stdout] 06507cfd60da84cc86399d1b5eccf6c95683a1948b8b47031a852b04c83ae5fb