[INFO] cloning repository https://github.com/hulthe/aoc_2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hulthe/aoc_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulthe%2Faoc_2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulthe%2Faoc_2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c115ce01e7bb956d97725df75e5fd43b351c2c7 [INFO] checking hulthe/aoc_2018 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulthe%2Faoc_2018" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hulthe/aoc_2018 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hulthe/aoc_2018 [INFO] finished tweaking git repo https://github.com/hulthe/aoc_2018 [INFO] tweaked toml for git repo https://github.com/hulthe/aoc_2018 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/hulthe/aoc_2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded openssl-sys v0.9.39 [INFO] [stderr] Downloaded pest v2.0.2 [INFO] [stderr] Downloaded from-pest v0.3.1 [INFO] [stderr] Downloaded single v1.0.0 [INFO] [stderr] Downloaded pest-ast v0.3.3 [INFO] [stderr] Downloaded binary-heap-plus v0.1.4 [INFO] [stderr] Downloaded security-framework-sys v0.2.1 [INFO] [stderr] Downloaded hyper v0.12.16 [INFO] [stderr] Downloaded indicatif v0.10.2 [INFO] [stderr] Downloaded console v0.7.1 [INFO] [stderr] Downloaded openssl v0.10.15 [INFO] [stderr] Downloaded ron v0.4.0 [INFO] [stderr] Downloaded clicolors-control v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 01795662d2beb7a65e217b7f8494ee9940dca17886851cbcf81e4b6316b02c16 [INFO] running `Command { std: "docker" "start" "-a" "01795662d2beb7a65e217b7f8494ee9940dca17886851cbcf81e4b6316b02c16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01795662d2beb7a65e217b7f8494ee9940dca17886851cbcf81e4b6316b02c16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01795662d2beb7a65e217b7f8494ee9940dca17886851cbcf81e4b6316b02c16", kill_on_drop: false }` [INFO] [stdout] 01795662d2beb7a65e217b7f8494ee9940dca17886851cbcf81e4b6316b02c16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6b448a21bb46c3a99b421be9695e9c2c7df1b277ec8608637f29b1235c6e356 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c6b448a21bb46c3a99b421be9695e9c2c7df1b277ec8608637f29b1235c6e356", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking aoc_base v0.1.0 (/opt/rustwide/workdir/aoc_base) [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> aoc_base/src/lib.rs:8:46 [INFO] [stdout] | [INFO] [stdout] 8 | fn task_a(input: &str) -> Result>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> aoc_base/src/lib.rs:9:46 [INFO] [stdout] | [INFO] [stdout] 9 | fn task_b(input: &str) -> Result>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking binary-heap-plus v0.1.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.1 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking aoc_2018_day12 v0.1.0 (/opt/rustwide/workdir/day12) [INFO] [stderr] Checking aoc_2018_day10 v0.1.0 (/opt/rustwide/workdir/day10) [INFO] [stderr] Checking aoc_2018_day08 v0.1.0 (/opt/rustwide/workdir/day08) [INFO] [stderr] Checking aoc_2018_day09 v0.1.0 (/opt/rustwide/workdir/day09) [INFO] [stderr] Checking aoc_2018_day01 v0.1.0 (/opt/rustwide/workdir/day01) [INFO] [stderr] Checking aoc_2018_day02 v0.1.0 (/opt/rustwide/workdir/day02) [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day08/src/lib.rs:13:49 [INFO] [stdout] | [INFO] [stdout] 13 | fn task_a(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day08/src/lib.rs:20:49 [INFO] [stdout] | [INFO] [stdout] 20 | fn task_b(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day10/src/lib.rs:123:50 [INFO] [stdout] | [INFO] [stdout] 123 | fn task_a(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day10/src/lib.rs:128:47 [INFO] [stdout] | [INFO] [stdout] 128 | fn task_b(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day12/src/lib.rs:92:47 [INFO] [stdout] | [INFO] [stdout] 92 | fn task_a(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day12/src/lib.rs:96:47 [INFO] [stdout] | [INFO] [stdout] 96 | fn task_b(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable [INFO] [stdout] --> day08/src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(uniform_paths)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pest v2.0.2 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day01/src/lib.rs:17:47 [INFO] [stdout] | [INFO] [stdout] 17 | fn task_a(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day01/src/lib.rs:24:47 [INFO] [stdout] | [INFO] [stdout] 24 | fn task_b(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day09/src/lib.rs:26:59 [INFO] [stdout] | [INFO] [stdout] 26 | fn parse_input(input: &str) -> Result<(usize, usize), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day09/src/lib.rs:59:49 [INFO] [stdout] | [INFO] [stdout] 59 | fn task_a(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day09/src/lib.rs:64:49 [INFO] [stdout] | [INFO] [stdout] 64 | fn task_b(input: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day02/src/lib.rs:9:48 [INFO] [stdout] | [INFO] [stdout] 9 | fn task_a(inputs: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> day02/src/lib.rs:41:48 [INFO] [stdout] | [INFO] [stdout] 41 | fn task_b(ids: &str) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> day02/src/lib.rs:61:34 [INFO] [stdout] | [INFO] [stdout] 61 | let mut id = String::from(s1.as_ref()); [INFO] [stdout] | ^^^^^^^^^^^^ cannot infer type for reference `&_` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `String: From<&_>` [INFO] [stdout] = note: required by `from` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings 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 `aoc_2018_day02` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c6b448a21bb46c3a99b421be9695e9c2c7df1b277ec8608637f29b1235c6e356", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6b448a21bb46c3a99b421be9695e9c2c7df1b277ec8608637f29b1235c6e356", kill_on_drop: false }` [INFO] [stdout] c6b448a21bb46c3a99b421be9695e9c2c7df1b277ec8608637f29b1235c6e356