[INFO] cloning repository https://github.com/ms747/chailang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ms747/chailang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fms747%2Fchailang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fms747%2Fchailang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 370a3fc3745e97126b800e2b522ccc4dd5295190
[INFO] checking ms747/chailang against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fms747%2Fchailang" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ms747/chailang 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 git repo https://github.com/ms747/chailang
[INFO] finished tweaking git repo https://github.com/ms747/chailang
[INFO] tweaked toml for git repo https://github.com/ms747/chailang written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ms747/chailang 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-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] f6fe060f12b4887ac3aa97c42467f18b50e498faf950b574a39c1b6cce78d3bd
[INFO] running `Command { std: "docker" "start" "-a" "f6fe060f12b4887ac3aa97c42467f18b50e498faf950b574a39c1b6cce78d3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6fe060f12b4887ac3aa97c42467f18b50e498faf950b574a39c1b6cce78d3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fe060f12b4887ac3aa97c42467f18b50e498faf950b574a39c1b6cce78d3bd", kill_on_drop: false }`
[INFO] [stdout] f6fe060f12b4887ac3aa97c42467f18b50e498faf950b574a39c1b6cce78d3bd
[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] df5fb89dc8563065f8d8c280537874be1c2d5c7774bfe6302ba666d8708372a4
[INFO] running `Command { std: "docker" "start" "-a" "df5fb89dc8563065f8d8c280537874be1c2d5c7774bfe6302ba666d8708372a4", kill_on_drop: false }`
[INFO] [stderr]     Checking newchai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> src/enviornment.rs:31:36
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let value = self.state.get(name.into()).cloned();
[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 `&str` to `&str`
[INFO] [stdout]   --> src/stdchai.rs:94:35
[INFO] [stdout]    |
[INFO] [stdout] 94 |         self.buildinfunctions.get(name.into()).cloned()
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `newchai` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> src/enviornment.rs:31:36
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let value = self.state.get(name.into()).cloned();
[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 `&str` to `&str`
[INFO] [stdout]   --> src/stdchai.rs:94:35
[INFO] [stdout]    |
[INFO] [stdout] 94 |         self.buildinfunctions.get(name.into()).cloned()
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `newchai` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "df5fb89dc8563065f8d8c280537874be1c2d5c7774bfe6302ba666d8708372a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5fb89dc8563065f8d8c280537874be1c2d5c7774bfe6302ba666d8708372a4", kill_on_drop: false }`
[INFO] [stdout] df5fb89dc8563065f8d8c280537874be1c2d5c7774bfe6302ba666d8708372a4