[INFO] cloning repository https://github.com/cfiet/rust-advent-of-code-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cfiet/rust-advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfiet%2Frust-advent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfiet%2Frust-advent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 395b460f2409c48cf7fd4cfc82d8568624da24e8 [INFO] checking cfiet/rust-advent-of-code-2018 against master#ba7e63b63871a429533c189adbfb1d9a6337e000 for pr-135331-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfiet%2Frust-advent-of-code-2018" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/cfiet/rust-advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/cfiet/rust-advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/cfiet/rust-advent-of-code-2018 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/cfiet/rust-advent-of-code-2018 on toolchain ba7e63b63871a429533c189adbfb1d9a6337e000 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/cfiet/rust-advent-of-code-2018 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" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v2.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a94e78370703d39d0c871b3ebc5d3e6c147af42408d8ed5c6cfe725846bf6c57 [INFO] running `Command { std: "docker" "start" "-a" "a94e78370703d39d0c871b3ebc5d3e6c147af42408d8ed5c6cfe725846bf6c57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a94e78370703d39d0c871b3ebc5d3e6c147af42408d8ed5c6cfe725846bf6c57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a94e78370703d39d0c871b3ebc5d3e6c147af42408d8ed5c6cfe725846bf6c57", kill_on_drop: false }` [INFO] [stdout] a94e78370703d39d0c871b3ebc5d3e6c147af42408d8ed5c6cfe725846bf6c57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a71a4e0b39552e5395435d0b5caedfacd31c1c2df56e091467e81806f61ed431 [INFO] running `Command { std: "docker" "start" "-a" "a71a4e0b39552e5395435d0b5caedfacd31c1c2df56e091467e81806f61ed431", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking rust-advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day3.rs:15:18 [INFO] [stdout] | [INFO] [stdout] 15 | ParseLineError(String), [INFO] [stdout] | -------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - ParseLineError(String), [INFO] [stdout] 15 + ParseLineError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/day3.rs:16:19 [INFO] [stdout] | [INFO] [stdout] 16 | ParseFieldError(String, String) [INFO] [stdout] | --------------- ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 16 - ParseFieldError(String, String) [INFO] [stdout] 16 + ParseFieldError((), ()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Rc>` does not permit zero-initialization [INFO] [stdout] --> src/day9.rs:59:22 [INFO] [stdout] | [INFO] [stdout] 59 | next: unsafe { std::mem::zeroed() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `std::rc::Rc>` must be non-null [INFO] [stdout] = note: because `std::ptr::NonNull>>` must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Rc>` does not permit zero-initialization [INFO] [stdout] --> src/day9.rs:60:22 [INFO] [stdout] | [INFO] [stdout] 60 | prev: unsafe { std::mem::zeroed() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `std::rc::Rc>` must be non-null [INFO] [stdout] = note: because `std::ptr::NonNull>>` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day3.rs:15:18 [INFO] [stdout] | [INFO] [stdout] 15 | ParseLineError(String), [INFO] [stdout] | -------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - ParseLineError(String), [INFO] [stdout] 15 + ParseLineError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/day3.rs:16:19 [INFO] [stdout] | [INFO] [stdout] 16 | ParseFieldError(String, String) [INFO] [stdout] | --------------- ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 16 - ParseFieldError(String, String) [INFO] [stdout] 16 + ParseFieldError((), ()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Rc>` does not permit zero-initialization [INFO] [stdout] --> src/day9.rs:59:22 [INFO] [stdout] | [INFO] [stdout] 59 | next: unsafe { std::mem::zeroed() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `std::rc::Rc>` must be non-null [INFO] [stdout] = note: because `std::ptr::NonNull>>` must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Rc>` does not permit zero-initialization [INFO] [stdout] --> src/day9.rs:60:22 [INFO] [stdout] | [INFO] [stdout] 60 | prev: unsafe { std::mem::zeroed() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `std::rc::Rc>` must be non-null [INFO] [stdout] = note: because `std::ptr::NonNull>>` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.75s [INFO] running `Command { std: "docker" "inspect" "a71a4e0b39552e5395435d0b5caedfacd31c1c2df56e091467e81806f61ed431", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a71a4e0b39552e5395435d0b5caedfacd31c1c2df56e091467e81806f61ed431", kill_on_drop: false }` [INFO] [stdout] a71a4e0b39552e5395435d0b5caedfacd31c1c2df56e091467e81806f61ed431