[INFO] fetching crate emitter 0.0.1...
[INFO] checking emitter-0.0.1 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] extracting crate emitter 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate emitter 0.0.1 on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emitter 0.0.1
[INFO] finished tweaking crates.io crate emitter 0.0.1
[INFO] tweaked toml for crates.io crate emitter 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23998a9007297b3bdfc657181604ff8c9d797f02138bc6678721349867214b58
[INFO] running `Command { std: "docker" "start" "-a" "23998a9007297b3bdfc657181604ff8c9d797f02138bc6678721349867214b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23998a9007297b3bdfc657181604ff8c9d797f02138bc6678721349867214b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23998a9007297b3bdfc657181604ff8c9d797f02138bc6678721349867214b58", kill_on_drop: false }`
[INFO] [stdout] 23998a9007297b3bdfc657181604ff8c9d797f02138bc6678721349867214b58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4dfc6cbc51c8c273abd14b64766a030d10b2ffe784eb5921b31ebb543f1de99
[INFO] running `Command { std: "docker" "start" "-a" "e4dfc6cbc51c8c273abd14b64766a030d10b2ffe784eb5921b31ebb543f1de99", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking emitter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `,`, `:`, `=`, or `>`, found `?`
[INFO] [stdout]   --> src/lib.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait Event<Sized? X>: 'static {}
[INFO] [stdout]    |                      ^ expected one of `,`, `:`, `=`, or `>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `,`, `:`, `=`, or `>`, found `?`
[INFO] [stdout]   --> src/lib.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait Event<Sized? X>: 'static {}
[INFO] [stdout]    |                      ^ expected one of `,`, `:`, `=`, or `>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emitter` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `emitter` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e4dfc6cbc51c8c273abd14b64766a030d10b2ffe784eb5921b31ebb543f1de99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4dfc6cbc51c8c273abd14b64766a030d10b2ffe784eb5921b31ebb543f1de99", kill_on_drop: false }`
[INFO] [stdout] e4dfc6cbc51c8c273abd14b64766a030d10b2ffe784eb5921b31ebb543f1de99
