[INFO] cloning repository https://github.com/Takamichi-tsutsumi/monkey-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Takamichi-tsutsumi/monkey-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakamichi-tsutsumi%2Fmonkey-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakamichi-tsutsumi%2Fmonkey-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e463a22618dca1dd8de1cbe4eaf50d6d62bde58
[INFO] checking Takamichi-tsutsumi/monkey-rust/8e463a22618dca1dd8de1cbe4eaf50d6d62bde58 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakamichi-tsutsumi%2Fmonkey-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Takamichi-tsutsumi/monkey-rust on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Takamichi-tsutsumi/monkey-rust
[INFO] finished tweaking git repo https://github.com/Takamichi-tsutsumi/monkey-rust
[INFO] tweaked toml for git repo https://github.com/Takamichi-tsutsumi/monkey-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Takamichi-tsutsumi/monkey-rust 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7afecbe8e43a0e44752947997e4d954c0df74a5971a9799e550f6b6640fc5213
[INFO] running `Command { std: "docker" "start" "-a" "7afecbe8e43a0e44752947997e4d954c0df74a5971a9799e550f6b6640fc5213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7afecbe8e43a0e44752947997e4d954c0df74a5971a9799e550f6b6640fc5213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7afecbe8e43a0e44752947997e4d954c0df74a5971a9799e550f6b6640fc5213", kill_on_drop: false }`
[INFO] [stdout] 7afecbe8e43a0e44752947997e4d954c0df74a5971a9799e550f6b6640fc5213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d3eb0ec4ed669530544bbe4ea76e4bd298b49a235182330d7cb7e763868bb74
[INFO] running `Command { std: "docker" "start" "-a" "0d3eb0ec4ed669530544bbe4ea76e4bd298b49a235182330d7cb7e763868bb74", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the type `str` cannot be indexed by `usize`
[INFO] [stdout]   --> lib/lexer.rs:24:35
[INFO] [stdout]    |
[INFO] [stdout] 24 |             self.chr = self.input[self.read_position];
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ string indices are ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `SliceIndex<str>` is not implemented for `usize`, which is required by `String: Index<_>`
[INFO] [stdout]    = help: the trait `SliceIndex<[_]>` is implemented for `usize`
[INFO] [stdout]    = help: for that trait implementation, expected `[_]`, found `str`
[INFO] [stdout]    = note: required for `String` to implement `Index<usize>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `str` cannot be indexed by `usize`
[INFO] [stdout]   --> lib/lexer.rs:24:35
[INFO] [stdout]    |
[INFO] [stdout] 24 |             self.chr = self.input[self.read_position];
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ string indices are ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `SliceIndex<str>` is not implemented for `usize`, which is required by `String: Index<_>`
[INFO] [stdout]    = help: the trait `SliceIndex<[_]>` is implemented for `usize`
[INFO] [stdout]    = help: for that trait implementation, expected `[_]`, found `str`
[INFO] [stdout]    = note: required for `String` to implement `Index<usize>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monkey` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `monkey` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0d3eb0ec4ed669530544bbe4ea76e4bd298b49a235182330d7cb7e763868bb74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3eb0ec4ed669530544bbe4ea76e4bd298b49a235182330d7cb7e763868bb74", kill_on_drop: false }`
[INFO] [stdout] 0d3eb0ec4ed669530544bbe4ea76e4bd298b49a235182330d7cb7e763868bb74