[INFO] cloning repository https://github.com/callum-oakley/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/callum-oakley/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallum-oakley%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallum-oakley%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c7bed3ca45abcf2ca8bb39f0593a7ee54e11dee [INFO] checking callum-oakley/advent-of-code-2018 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallum-oakley%2Fadvent-of-code-2018" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/callum-oakley/advent-of-code-2018 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/callum-oakley/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/callum-oakley/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/callum-oakley/advent-of-code-2018 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/callum-oakley/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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simple-error v0.1.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ebdab53a6b4731e1999ec7f6d6c56d3e3c1e73684e361ce5576bc803d7d10254 [INFO] running `Command { std: "docker" "start" "-a" "ebdab53a6b4731e1999ec7f6d6c56d3e3c1e73684e361ce5576bc803d7d10254", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebdab53a6b4731e1999ec7f6d6c56d3e3c1e73684e361ce5576bc803d7d10254", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebdab53a6b4731e1999ec7f6d6c56d3e3c1e73684e361ce5576bc803d7d10254", kill_on_drop: false }` [INFO] [stdout] ebdab53a6b4731e1999ec7f6d6c56d3e3c1e73684e361ce5576bc803d7d10254 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba6972e2f695a520a1f0a5b54c5925eac779b109d5c002ed536eb59083b56697 [INFO] running `Command { std: "docker" "start" "-a" "ba6972e2f695a520a1f0a5b54c5925eac779b109d5c002ed536eb59083b56697", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Checking simple-error v0.1.12 [INFO] [stderr] Checking regex-syntax v0.6.3 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/day03.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/day03.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day03.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 67 | Ok(require_with!( [INFO] [stdout] | ________^ [INFO] [stdout] 68 | | claims.iter().find(|c| c.squares().all(|s| fabric[&s] == 1)), [INFO] [stdout] 69 | | "all claims overlap!" [INFO] [stdout] 70 | | ) [INFO] [stdout] | |_____^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day04.rs:39:15 [INFO] [stdout] | [INFO] [stdout] 39 | match require_with!(s.chars().next(), "empty event") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day04.rs:93:26 [INFO] [stdout] | [INFO] [stdout] 93 | for m in require_with!(fell_asleep_at.take(), "guard not asleep!")..log.minute { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day04.rs:95:32 [INFO] [stdout] | [INFO] [stdout] 95 | .entry(require_with!(on_duty, "no guard on duty!")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day03.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 67 | Ok(require_with!( [INFO] [stdout] | ________^ [INFO] [stdout] 68 | | claims.iter().find(|c| c.squares().all(|s| fabric[&s] == 1)), [INFO] [stdout] 69 | | "all claims overlap!" [INFO] [stdout] 70 | | ) [INFO] [stdout] | |_____^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day04.rs:39:15 [INFO] [stdout] | [INFO] [stdout] 39 | match require_with!(s.chars().next(), "empty event") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day08.rs:10:30 [INFO] [stdout] | [INFO] [stdout] 10 | let no_of_children = require_with!(ns.next(), "couldn't create node"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day08.rs:11:30 [INFO] [stdout] | [INFO] [stdout] 11 | let no_of_metadata = require_with!(ns.next(), "couldn't create node"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day04.rs:93:26 [INFO] [stdout] | [INFO] [stdout] 93 | for m in require_with!(fell_asleep_at.take(), "guard not asleep!")..log.minute { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day04.rs:95:32 [INFO] [stdout] | [INFO] [stdout] 95 | .entry(require_with!(on_duty, "no guard on duty!")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day08.rs:10:30 [INFO] [stdout] | [INFO] [stdout] 10 | let no_of_children = require_with!(ns.next(), "couldn't create node"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/day08.rs:11:30 [INFO] [stdout] | [INFO] [stdout] 11 | let no_of_metadata = require_with!(ns.next(), "couldn't create node"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `str: AsRef<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] - impl AsRef<[u8]> for str; [INFO] [stdout] - impl AsRef for str; [INFO] [stdout] = note: this error originates in the macro `require_with` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent-of-code-2018` (bin "advent-of-code-2018") due to 7 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent-of-code-2018` (bin "advent-of-code-2018" test) due to 7 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "ba6972e2f695a520a1f0a5b54c5925eac779b109d5c002ed536eb59083b56697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba6972e2f695a520a1f0a5b54c5925eac779b109d5c002ed536eb59083b56697", kill_on_drop: false }` [INFO] [stdout] ba6972e2f695a520a1f0a5b54c5925eac779b109d5c002ed536eb59083b56697