[INFO] cloning repository https://github.com/0xflotus/ip2d-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xflotus/ip2d-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xflotus%2Fip2d-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xflotus%2Fip2d-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7162c5aed2bd62aff62f1ee2de38641031920672
[INFO] testing 0xflotus/ip2d-rust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xflotus%2Fip2d-rust" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0xflotus/ip2d-rust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0xflotus/ip2d-rust
[INFO] finished tweaking git repo https://github.com/0xflotus/ip2d-rust
[INFO] tweaked toml for git repo https://github.com/0xflotus/ip2d-rust written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/0xflotus/ip2d-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2af23902b67d85b3be14192a2f40e0983d9d136400aee7b4a5f9ec7b1ab9384
[INFO] running `Command { std: "docker" "start" "-a" "e2af23902b67d85b3be14192a2f40e0983d9d136400aee7b4a5f9ec7b1ab9384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2af23902b67d85b3be14192a2f40e0983d9d136400aee7b4a5f9ec7b1ab9384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2af23902b67d85b3be14192a2f40e0983d9d136400aee7b4a5f9ec7b1ab9384", kill_on_drop: false }`
[INFO] [stdout] e2af23902b67d85b3be14192a2f40e0983d9d136400aee7b4a5f9ec7b1ab9384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d26c67f38c769d8e7af834059f3b8e6c91d8198b87a4e34a3395af4595c51b7
[INFO] running `Command { std: "docker" "start" "-a" "5d26c67f38c769d8e7af834059f3b8e6c91d8198b87a4e34a3395af4595c51b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling os_str_bytes v3.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling clap v3.0.0-beta.4
[INFO] [stderr]    Compiling ip2d v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 .index(1_u64),
[INFO] [stdout]    |                        ^^^^^ expected `usize`, found `u64`
[INFO] [stdout]    |
[INFO] [stdout] help: change the type of the numeric literal from `u64` to `usize`
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 .index(1_usize),
[INFO] [stdout]    |                        ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ip2d` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5d26c67f38c769d8e7af834059f3b8e6c91d8198b87a4e34a3395af4595c51b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d26c67f38c769d8e7af834059f3b8e6c91d8198b87a4e34a3395af4595c51b7", kill_on_drop: false }`
[INFO] [stdout] 5d26c67f38c769d8e7af834059f3b8e6c91d8198b87a4e34a3395af4595c51b7