[INFO] fetching crate safe_en 1.8.0...
[INFO] checking safe_en-1.8.0 against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] extracting crate safe_en 1.8.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate safe_en 1.8.0 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 safe_en 1.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate safe_en 1.8.0
[INFO] tweaked toml for crates.io crate safe_en 1.8.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate safe_en 1.8.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a3e3f7f161d16757fe420231900db29dca7dc89799679e0732f1da673922b2f7
[INFO] running `Command { std: "docker" "start" "-a" "a3e3f7f161d16757fe420231900db29dca7dc89799679e0732f1da673922b2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3e3f7f161d16757fe420231900db29dca7dc89799679e0732f1da673922b2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e3f7f161d16757fe420231900db29dca7dc89799679e0732f1da673922b2f7", kill_on_drop: false }`
[INFO] [stdout] a3e3f7f161d16757fe420231900db29dca7dc89799679e0732f1da673922b2f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0fab0bd878033499f8cb4b097d0c8a94a5dab1778d7b568004017b96bf2feb64
[INFO] running `Command { std: "docker" "start" "-a" "0fab0bd878033499f8cb4b097d0c8a94a5dab1778d7b568004017b96bf2feb64", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking safe_en v1.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this conversion is useless `SafeType` to `SafeType`
[INFO] [stdout]     --> src/table.rs:1800:35
[INFO] [stdout]      |
[INFO] [stdout] 1800 |             let rtype: SafeType = rows[i].clone().into();
[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 `i8` to `i8`
[INFO] [stdout]   --> src/utils.rs:21:35
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let header_size: i8 = header_size.into();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `safe_en` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0fab0bd878033499f8cb4b097d0c8a94a5dab1778d7b568004017b96bf2feb64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fab0bd878033499f8cb4b097d0c8a94a5dab1778d7b568004017b96bf2feb64", kill_on_drop: false }`
[INFO] [stdout] 0fab0bd878033499f8cb4b097d0c8a94a5dab1778d7b568004017b96bf2feb64