[INFO] cloning repository https://github.com/ryanhofer/adventofcode2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanhofer/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 765d82200d38f6f2e186e466f087eeabeee20794 [INFO] checking ryanhofer/adventofcode2018 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ryanhofer/adventofcode2018 [INFO] finished tweaking git repo https://github.com/ryanhofer/adventofcode2018 [INFO] tweaked toml for git repo https://github.com/ryanhofer/adventofcode2018 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ryanhofer/adventofcode2018 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ryanhofer/adventofcode2018 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3406b19e1bb033ca7d089b0c5965d89ff95388b2574a01b56425f30c65c82546 [INFO] running `Command { std: "docker" "start" "-a" "3406b19e1bb033ca7d089b0c5965d89ff95388b2574a01b56425f30c65c82546", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3406b19e1bb033ca7d089b0c5965d89ff95388b2574a01b56425f30c65c82546", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3406b19e1bb033ca7d089b0c5965d89ff95388b2574a01b56425f30c65c82546", kill_on_drop: false }` [INFO] [stdout] 3406b19e1bb033ca7d089b0c5965d89ff95388b2574a01b56425f30c65c82546 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75c93c844438fc5ee861ac39d4b5777f792db9d084cbf8e9a280fbf08ff44137 [INFO] running `Command { std: "docker" "start" "-a" "75c93c844438fc5ee861ac39d4b5777f792db9d084cbf8e9a280fbf08ff44137", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking intrusive-collections v0.6.8 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking scan_fmt v0.1.3 [INFO] [stderr] Checking adventofcode2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/bin/day9/main.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | intrusive_adapter!(MarbleAdapter = Box: Marble { link: LinkedListLink }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `offset_of_unsafe` which comes from the expansion of the macro `intrusive_adapter` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `t` is assigned to, but never used [INFO] [stdout] --> src/bin/day13/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let mut t = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_t` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `t` is never read [INFO] [stdout] --> src/bin/day13/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | t += 1; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `t` is assigned to, but never used [INFO] [stdout] --> src/bin/day13/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut t = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_t` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `t` is never read [INFO] [stdout] --> src/bin/day13/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | t += 1; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day13/main.rs:101:17 [INFO] [stdout] | [INFO] [stdout] 101 | let mut cart = &mut self.carts[i]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_pots` is never used [INFO] [stdout] --> src/bin/day12/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn print_pots(pots: &HashSet) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/day12/main.rs:15:33 [INFO] [stdout] | [INFO] [stdout] 15 | let (pattern, result) = scan_fmt!(s, "{} => {}", String, char); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/day12/main.rs:49:25 [INFO] [stdout] | [INFO] [stdout] 49 | let initial_state = scan_fmt!(input.next().unwrap(), "initial state: {}", String); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `adventofcode2018` (bin "day12") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "75c93c844438fc5ee861ac39d4b5777f792db9d084cbf8e9a280fbf08ff44137", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75c93c844438fc5ee861ac39d4b5777f792db9d084cbf8e9a280fbf08ff44137", kill_on_drop: false }` [INFO] [stdout] 75c93c844438fc5ee861ac39d4b5777f792db9d084cbf8e9a280fbf08ff44137