[INFO] cloning repository https://github.com/benjamingroeber/adventofcode18 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benjamingroeber/adventofcode18" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjamingroeber%2Fadventofcode18", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjamingroeber%2Fadventofcode18'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 74b39c28148146b570f9510062e14c75b78533b1 [INFO] checking benjamingroeber/adventofcode18 against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjamingroeber%2Fadventofcode18" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/benjamingroeber/adventofcode18 [INFO] finished tweaking git repo https://github.com/benjamingroeber/adventofcode18 [INFO] tweaked toml for git repo https://github.com/benjamingroeber/adventofcode18 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/benjamingroeber/adventofcode18 on toolchain 901d6c1c62d7c61e05469e996c297476078ee06b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/benjamingroeber/adventofcode18 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" "+901d6c1c62d7c61e05469e996c297476078ee06b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: day04/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day04` (manifest) generated 1 warning [INFO] [stderr] warning: day03/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day03` (manifest) generated 1 warning [INFO] [stderr] warning: day02/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day02` (manifest) generated 1 warning [INFO] [stderr] warning: day05/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day05` (manifest) generated 1 warning [INFO] [stderr] warning: day06/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day06` (manifest) generated 1 warning [INFO] [stderr] warning: day01/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day01` (manifest) generated 1 warning [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] bacbecfa4141eee1e62cf2db5e12aa8e62b3ab6883bb331675fac3d161483fc7 [INFO] running `Command { std: "docker" "start" "bacbecfa4141eee1e62cf2db5e12aa8e62b3ab6883bb331675fac3d161483fc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bacbecfa4141eee1e62cf2db5e12aa8e62b3ab6883bb331675fac3d161483fc7" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bacbecfa4141eee1e62cf2db5e12aa8e62b3ab6883bb331675fac3d161483fc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bacbecfa4141eee1e62cf2db5e12aa8e62b3ab6883bb331675fac3d161483fc7" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] warning: day01/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day01` (manifest) generated 1 warning [INFO] [stderr] warning: day04/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day04` (manifest) generated 1 warning [INFO] [stderr] warning: day05/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day05` (manifest) generated 1 warning [INFO] [stderr] warning: day06/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day06` (manifest) generated 1 warning [INFO] [stderr] warning: day02/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day02` (manifest) generated 1 warning [INFO] [stderr] warning: day03/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `day03` (manifest) generated 1 warning [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stdout] error[E0658]: use of unstable library feature `core_intrinsics`: intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.3.0/src/impls.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use core::intrinsics::transmute; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-05-28; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking num-traits v0.2.6 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking day01 v0.1.0 (/opt/rustwide/workdir/day01) [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] Checking day07 v0.1.0 (/opt/rustwide/workdir/day07) [INFO] [stderr] error: could not compile `rand_core` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day07/src/main.rs:13:28 [INFO] [stdout] | [INFO] [stdout] 13 | fn run() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 | fn run() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day07/src/main.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 167 | type Err = Box; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 167 | type Err = Box; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day07/src/main.rs:100:38 [INFO] [stdout] | [INFO] [stdout] 100 | ) -> Result<(String, usize), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 100 | ) -> Result<(String, usize), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day01/src/main.rs:19:55 [INFO] [stdout] | [INFO] [stdout] 19 | fn parse_changes_from_stdin() -> Result, Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 | fn parse_changes_from_stdin() -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bacbecfa4141eee1e62cf2db5e12aa8e62b3ab6883bb331675fac3d161483fc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bacbecfa4141eee1e62cf2db5e12aa8e62b3ab6883bb331675fac3d161483fc7", kill_on_drop: false }` [INFO] [stdout] bacbecfa4141eee1e62cf2db5e12aa8e62b3ab6883bb331675fac3d161483fc7