[INFO] cloning repository https://github.com/sharms/advent-of-code-2020-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sharms/advent-of-code-2020-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharms%2Fadvent-of-code-2020-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharms%2Fadvent-of-code-2020-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f1b925a6b9e322c39e48147f0e2a6d6a9a96bbd7 [INFO] checking sharms/advent-of-code-2020-rs against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharms%2Fadvent-of-code-2020-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sharms/advent-of-code-2020-rs on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sharms/advent-of-code-2020-rs [INFO] finished tweaking git repo https://github.com/sharms/advent-of-code-2020-rs [INFO] tweaked toml for git repo https://github.com/sharms/advent-of-code-2020-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sharms/advent-of-code-2020-rs 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6ad4cf7e956fb79406f3b0a39bf204c4a8cc8de9f5d6dbf4420c1e63e1b600e1 [INFO] running `Command { std: "docker" "start" "-a" "6ad4cf7e956fb79406f3b0a39bf204c4a8cc8de9f5d6dbf4420c1e63e1b600e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ad4cf7e956fb79406f3b0a39bf204c4a8cc8de9f5d6dbf4420c1e63e1b600e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ad4cf7e956fb79406f3b0a39bf204c4a8cc8de9f5d6dbf4420c1e63e1b600e1", kill_on_drop: false }` [INFO] [stdout] 6ad4cf7e956fb79406f3b0a39bf204c4a8cc8de9f5d6dbf4420c1e63e1b600e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1dfdf86bd7ca0fce5102076215db35ad463db2526ea128cbd5df11d95f12f452 [INFO] running `Command { std: "docker" "start" "-a" "1dfdf86bd7ca0fce5102076215db35ad463db2526ea128cbd5df11d95f12f452", kill_on_drop: false }` [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking part1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: `?` couldn't convert the error to `std::io::Error` [INFO] [stdout] --> src/main.rs:9:77 [INFO] [stdout] | [INFO] [stdout] 9 | let v: Vec = buffer.lines().map(|l| l.and_then(|v| v.parse::()?)).collect()?; [INFO] [stdout] | ^ the trait `From` is not implemented for `std::io::Error`, which is required by `Result<_, std::io::Error>: FromResidual>` [INFO] [stdout] | [INFO] [stdout] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stdout] = help: the following other types implement trait `From`: [INFO] [stdout] > [INFO] [stdout] >> [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] = note: required for `Result<_, std::io::Error>` to implement `FromResidual>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `?` couldn't convert the error to `std::io::Error` [INFO] [stdout] --> src/main.rs:9:77 [INFO] [stdout] | [INFO] [stdout] 9 | let v: Vec = buffer.lines().map(|l| l.and_then(|v| v.parse::()?)).collect()?; [INFO] [stdout] | ^ the trait `From` is not implemented for `std::io::Error`, which is required by `Result<_, std::io::Error>: FromResidual>` [INFO] [stdout] | [INFO] [stdout] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stdout] = help: the following other types implement trait `From`: [INFO] [stdout] > [INFO] [stdout] >> [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] = note: required for `Result<_, std::io::Error>` to implement `FromResidual>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/main.rs:9:61 [INFO] [stdout] | [INFO] [stdout] 9 | let v: Vec = buffer.lines().map(|l| l.and_then(|v| v.parse::()?)).collect()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ expected `Result<_, Error>`, found `i64` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `i64` to `Result<_, std::io::Error>` [INFO] [stdout] = note: expected enum `Result<_, std::io::Error>` [INFO] [stdout] found type `i64` [INFO] [stdout] note: return type inferred to be `Result<_, std::io::Error>` here [INFO] [stdout] --> src/main.rs:9:61 [INFO] [stdout] | [INFO] [stdout] 9 | let v: Vec = buffer.lines().map(|l| l.and_then(|v| v.parse::()?)).collect()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: try wrapping the expression in `Ok` [INFO] [stdout] | [INFO] [stdout] 9 | let v: Vec = buffer.lines().map(|l| l.and_then(|v| Ok(v.parse::()?))).collect()?; [INFO] [stdout] | +++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/main.rs:9:61 [INFO] [stdout] | [INFO] [stdout] 9 | let v: Vec = buffer.lines().map(|l| l.and_then(|v| v.parse::()?)).collect()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ expected `Result<_, Error>`, found `i64` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `i64` to `Result<_, std::io::Error>` [INFO] [stdout] = note: expected enum `Result<_, std::io::Error>` [INFO] [stdout] found type `i64` [INFO] [stdout] note: return type inferred to be `Result<_, std::io::Error>` here [INFO] [stdout] --> src/main.rs:9:61 [INFO] [stdout] | [INFO] [stdout] 9 | let v: Vec = buffer.lines().map(|l| l.and_then(|v| v.parse::()?)).collect()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: try wrapping the expression in `Ok` [INFO] [stdout] | [INFO] [stdout] 9 | let v: Vec = buffer.lines().map(|l| l.and_then(|v| Ok(v.parse::()?))).collect()?; [INFO] [stdout] | +++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `part1` (bin "part1") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `part1` (bin "part1" test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "1dfdf86bd7ca0fce5102076215db35ad463db2526ea128cbd5df11d95f12f452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dfdf86bd7ca0fce5102076215db35ad463db2526ea128cbd5df11d95f12f452", kill_on_drop: false }` [INFO] [stdout] 1dfdf86bd7ca0fce5102076215db35ad463db2526ea128cbd5df11d95f12f452 [INFO] checking sharms/advent-of-code-2020-rs against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharms%2Fadvent-of-code-2020-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sharms/advent-of-code-2020-rs on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sharms/advent-of-code-2020-rs [INFO] finished tweaking git repo https://github.com/sharms/advent-of-code-2020-rs [INFO] tweaked toml for git repo https://github.com/sharms/advent-of-code-2020-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sharms/advent-of-code-2020-rs 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b9d0c717a73fa14940937994fb8143dd5ffe3f417b48b9f06840bde16cfa8d1 [INFO] running `Command { std: "docker" "start" "-a" "4b9d0c717a73fa14940937994fb8143dd5ffe3f417b48b9f06840bde16cfa8d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b9d0c717a73fa14940937994fb8143dd5ffe3f417b48b9f06840bde16cfa8d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b9d0c717a73fa14940937994fb8143dd5ffe3f417b48b9f06840bde16cfa8d1", kill_on_drop: false }` [INFO] [stdout] 4b9d0c717a73fa14940937994fb8143dd5ffe3f417b48b9f06840bde16cfa8d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4d3c7c97f8c105a279cf10f61cd6e3b7808ba53e0875ad16413272730064c09 [INFO] running `Command { std: "docker" "start" "-a" "a4d3c7c97f8c105a279cf10f61cd6e3b7808ba53e0875ad16413272730064c09", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "a4d3c7c97f8c105a279cf10f61cd6e3b7808ba53e0875ad16413272730064c09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4d3c7c97f8c105a279cf10f61cd6e3b7808ba53e0875ad16413272730064c09", kill_on_drop: false }` [INFO] [stdout] a4d3c7c97f8c105a279cf10f61cd6e3b7808ba53e0875ad16413272730064c09