[INFO] fetching crate libmonitor 0.1.2...
[INFO] checking libmonitor-0.1.2 against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] extracting crate libmonitor 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate libmonitor 0.1.2 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 libmonitor 0.1.2
[INFO] finished tweaking crates.io crate libmonitor 0.1.2
[INFO] tweaked toml for crates.io crate libmonitor 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate libmonitor 0.1.2 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" "+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] 0f6c9d297e81e6d2eb7a584eb2133532fc21a3a19a7c3b9ab6918289d80b6a95
[INFO] running `Command { std: "docker" "start" "-a" "0f6c9d297e81e6d2eb7a584eb2133532fc21a3a19a7c3b9ab6918289d80b6a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f6c9d297e81e6d2eb7a584eb2133532fc21a3a19a7c3b9ab6918289d80b6a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f6c9d297e81e6d2eb7a584eb2133532fc21a3a19a7c3b9ab6918289d80b6a95", kill_on_drop: false }`
[INFO] [stdout] 0f6c9d297e81e6d2eb7a584eb2133532fc21a3a19a7c3b9ab6918289d80b6a95
[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] 4402951879f50dc96068cd72fbaad2064f1a1e2a78e3d2147b3ee0aac4e39724
[INFO] running `Command { std: "docker" "start" "-a" "4402951879f50dc96068cd72fbaad2064f1a1e2a78e3d2147b3ee0aac4e39724", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking udev v0.8.0
[INFO] [stderr]     Checking i2cdev v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]     Checking libmonitor v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this conversion is useless `&[u8]` to `&[u8]`
[INFO] [stdout]   --> src/mccs/capabilities/parsers.rs:99:66
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i.into()))(i)?;
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `u32` to `u32`
[INFO] [stdout]    --> src/mccs/features/mod.rs:240:52
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 discrete_values.add_discrete_value(value.into())
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libmonitor` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `&[u8]` to `&[u8]`
[INFO] [stdout]   --> src/mccs/capabilities/parsers.rs:99:66
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i.into()))(i)?;
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `u32` to `u32`
[INFO] [stdout]    --> src/mccs/features/mod.rs:240:52
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 discrete_values.add_discrete_value(value.into())
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libmonitor` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4402951879f50dc96068cd72fbaad2064f1a1e2a78e3d2147b3ee0aac4e39724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4402951879f50dc96068cd72fbaad2064f1a1e2a78e3d2147b3ee0aac4e39724", kill_on_drop: false }`
[INFO] [stdout] 4402951879f50dc96068cd72fbaad2064f1a1e2a78e3d2147b3ee0aac4e39724