[INFO] fetching crate ancs 0.2.0...
[INFO] checking ancs-0.2.0 against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] extracting crate ancs 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ancs 0.2.0 on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ancs 0.2.0
[INFO] finished tweaking crates.io crate ancs 0.2.0
[INFO] tweaked toml for crates.io crate ancs 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dea8c97b64eb4e8492fede72239444445645f1646a3354936ceee8840dad2823
[INFO] running `Command { std: "docker" "start" "-a" "dea8c97b64eb4e8492fede72239444445645f1646a3354936ceee8840dad2823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dea8c97b64eb4e8492fede72239444445645f1646a3354936ceee8840dad2823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea8c97b64eb4e8492fede72239444445645f1646a3354936ceee8840dad2823", kill_on_drop: false }`
[INFO] [stdout] dea8c97b64eb4e8492fede72239444445645f1646a3354936ceee8840dad2823
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74bc28f9fb10ee8708539f0bdf66d5864e081386a00f2eb5ed5991d549e30872
[INFO] running `Command { std: "docker" "start" "-a" "74bc28f9fb10ee8708539f0bdf66d5864e081386a00f2eb5ed5991d549e30872", kill_on_drop: false }`
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking ancs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::attributes::notification::*`
[INFO] [stdout]  --> src/characteristics/control_point.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use crate::attributes::notification::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::attributes::notification::*`
[INFO] [stdout]  --> src/characteristics/control_point.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use crate::attributes::notification::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `Vec<u8>` to `Vec<u8>`
[INFO] [stdout]    --> src/characteristics/data_source.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 |         vec.append(&mut app_identifier.into());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ancs` (lib test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `Vec<u8>` to `Vec<u8>`
[INFO] [stdout]    --> src/characteristics/data_source.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 |         vec.append(&mut app_identifier.into());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ancs` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "74bc28f9fb10ee8708539f0bdf66d5864e081386a00f2eb5ed5991d549e30872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74bc28f9fb10ee8708539f0bdf66d5864e081386a00f2eb5ed5991d549e30872", kill_on_drop: false }`
[INFO] [stdout] 74bc28f9fb10ee8708539f0bdf66d5864e081386a00f2eb5ed5991d549e30872