[INFO] fetching crate generics2 0.3.3...
[INFO] testing generics2-0.3.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate generics2 0.3.3 into /workspace/builds/worker-2-tc2/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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate generics2 0.3.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24dd8d93010e0c810b389c0974c671bf78e46c2c532f1344d8944a5a29621132
[INFO] running `Command { std: "docker" "start" "-a" "24dd8d93010e0c810b389c0974c671bf78e46c2c532f1344d8944a5a29621132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24dd8d93010e0c810b389c0974c671bf78e46c2c532f1344d8944a5a29621132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24dd8d93010e0c810b389c0974c671bf78e46c2c532f1344d8944a5a29621132", kill_on_drop: false }`
[INFO] [stdout] 24dd8d93010e0c810b389c0974c671bf78e46c2c532f1344d8944a5a29621132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1d7797a9fc772acf4e486799b212358777cac086110007d6e1f6cc3bc32bec5
[INFO] running `Command { std: "docker" "start" "-a" "e1d7797a9fc772acf4e486799b212358777cac086110007d6e1f6cc3bc32bec5", kill_on_drop: false }`
[INFO] [stderr]    Compiling generics2 v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "e1d7797a9fc772acf4e486799b212358777cac086110007d6e1f6cc3bc32bec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d7797a9fc772acf4e486799b212358777cac086110007d6e1f6cc3bc32bec5", kill_on_drop: false }`
[INFO] [stdout] e1d7797a9fc772acf4e486799b212358777cac086110007d6e1f6cc3bc32bec5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 603b81d7aad0fb4164ce808ae3bc2d7c4a5d0ad0172891272df494c6de3e4cac
[INFO] running `Command { std: "docker" "start" "-a" "603b81d7aad0fb4164ce808ae3bc2d7c4a5d0ad0172891272df494c6de3e4cac", 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" "603b81d7aad0fb4164ce808ae3bc2d7c4a5d0ad0172891272df494c6de3e4cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603b81d7aad0fb4164ce808ae3bc2d7c4a5d0ad0172891272df494c6de3e4cac", kill_on_drop: false }`
[INFO] [stdout] 603b81d7aad0fb4164ce808ae3bc2d7c4a5d0ad0172891272df494c6de3e4cac