[INFO] cloning repository https://github.com/Jackkakaya/data_struct_using_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jackkakaya/data_struct_using_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackkakaya%2Fdata_struct_using_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackkakaya%2Fdata_struct_using_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f739220ec9553e98f4dfa938b47d3565965284d
[INFO] testing Jackkakaya/data_struct_using_rust against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackkakaya%2Fdata_struct_using_rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jackkakaya/data_struct_using_rust on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jackkakaya/data_struct_using_rust
[INFO] finished tweaking git repo https://github.com/Jackkakaya/data_struct_using_rust
[INFO] tweaked toml for git repo https://github.com/Jackkakaya/data_struct_using_rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Jackkakaya/data_struct_using_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f3926db4d67aa6bc3927f54267b5444a54939aa9e7e6ba80d42c90196846fb9
[INFO] running `Command { std: "docker" "start" "-a" "4f3926db4d67aa6bc3927f54267b5444a54939aa9e7e6ba80d42c90196846fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f3926db4d67aa6bc3927f54267b5444a54939aa9e7e6ba80d42c90196846fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f3926db4d67aa6bc3927f54267b5444a54939aa9e7e6ba80d42c90196846fb9", kill_on_drop: false }`
[INFO] [stdout] 4f3926db4d67aa6bc3927f54267b5444a54939aa9e7e6ba80d42c90196846fb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05af13d3cf7b1e0645e903981f2a47c52c0e2e62948c8c6e80ee50b618e6a0d8
[INFO] running `Command { std: "docker" "start" "-a" "05af13d3cf7b1e0645e903981f2a47c52c0e2e62948c8c6e80ee50b618e6a0d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling data_struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `->`, `where`, or `{`, found `}`
[INFO] [stdout]   --> src/data_struct/binary_tree.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn from()
[INFO] [stdout]    |            ----  - expected one of `->`, `where`, or `{`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            while parsing this `fn`
[INFO] [stdout] ...
[INFO] [stdout] 52 | }
[INFO] [stdout]    | ^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function in `impl` without body
[INFO] [stdout]   --> src/data_struct/binary_tree.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn from()
[INFO] [stdout]    |     ^^^^^^^^^^^^-
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: provide a definition for the function: `{ <body> }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `data_struct` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "05af13d3cf7b1e0645e903981f2a47c52c0e2e62948c8c6e80ee50b618e6a0d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05af13d3cf7b1e0645e903981f2a47c52c0e2e62948c8c6e80ee50b618e6a0d8", kill_on_drop: false }`
[INFO] [stdout] 05af13d3cf7b1e0645e903981f2a47c52c0e2e62948c8c6e80ee50b618e6a0d8