[INFO] fetching crate generics2 0.3.3...
[INFO] testing generics2-0.3.3 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate generics2 0.3.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate generics2 0.3.3
[INFO] finished tweaking crates.io crate generics2 0.3.3
[INFO] tweaked toml for crates.io crate generics2 0.3.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate generics2 0.3.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d9308900fad0bd190c5e1c75e30cd894cd1486e56bcc4b4de68957cbff562cf0
[INFO] running `Command { std: "docker" "start" "-a" "d9308900fad0bd190c5e1c75e30cd894cd1486e56bcc4b4de68957cbff562cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9308900fad0bd190c5e1c75e30cd894cd1486e56bcc4b4de68957cbff562cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9308900fad0bd190c5e1c75e30cd894cd1486e56bcc4b4de68957cbff562cf0", kill_on_drop: false }`
[INFO] [stdout] d9308900fad0bd190c5e1c75e30cd894cd1486e56bcc4b4de68957cbff562cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7aae60ec9b492c682f70b3a3668aea8291aa2c0ce76360065b00e7ced75610f8
[INFO] running `Command { std: "docker" "start" "-a" "7aae60ec9b492c682f70b3a3668aea8291aa2c0ce76360065b00e7ced75610f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling generics2 v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "7aae60ec9b492c682f70b3a3668aea8291aa2c0ce76360065b00e7ced75610f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aae60ec9b492c682f70b3a3668aea8291aa2c0ce76360065b00e7ced75610f8", kill_on_drop: false }`
[INFO] [stdout] 7aae60ec9b492c682f70b3a3668aea8291aa2c0ce76360065b00e7ced75610f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b20b45a1e0c70e80207f4bd25dfe866795d6b5e8bbcdcec90f28e94050ce5770
[INFO] running `Command { std: "docker" "start" "-a" "b20b45a1e0c70e80207f4bd25dfe866795d6b5e8bbcdcec90f28e94050ce5770", kill_on_drop: false }`
[INFO] [stderr]    Compiling generics2 v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: trait `TestTrait2` is never used
[INFO] [stdout]     --> src/lib.rs:1764:11
[INFO] [stdout]      |
[INFO] [stdout] 1764 |     trait TestTrait2 { }
[INFO] [stdout]      |           ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:2:9
[INFO] [stdout]      |
[INFO] [stdout] 2    | #![deny(warnings)]
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `generics2` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b20b45a1e0c70e80207f4bd25dfe866795d6b5e8bbcdcec90f28e94050ce5770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20b45a1e0c70e80207f4bd25dfe866795d6b5e8bbcdcec90f28e94050ce5770", kill_on_drop: false }`
[INFO] [stdout] b20b45a1e0c70e80207f4bd25dfe866795d6b5e8bbcdcec90f28e94050ce5770