[INFO] cloning repository https://github.com/davidszotten/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/davidszotten/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidszotten%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidszotten%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6a5ffa4cc87009ea731fb3f1b9c302e399d34696 [INFO] checking davidszotten/advent-of-code-2018 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidszotten%2Fadvent-of-code-2018" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidszotten/advent-of-code-2018 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidszotten/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/davidszotten/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/davidszotten/advent-of-code-2018 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/davidszotten/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded backtrace v0.3.9 [INFO] [stderr] Downloaded failure_derive v0.1.3 [INFO] [stderr] Downloaded syn v0.15.21 [INFO] [stderr] Downloaded rand_core v0.2.2 [INFO] [stderr] Downloaded once_cell v0.1.6 [INFO] [stderr] Downloaded cached v0.8.0 [INFO] [stderr] Downloaded redox_syscall v0.1.42 [INFO] [stderr] Downloaded cc v1.0.25 [INFO] [stderr] Downloaded backtrace-sys v0.1.24 [INFO] [stderr] Downloaded rustc-demangle v0.1.9 [INFO] [stderr] Downloaded failure v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c97baccd3caf69ffdc70607406a216ab580b2c3674090371a3579e52ef1af093 [INFO] running `Command { std: "docker" "start" "-a" "c97baccd3caf69ffdc70607406a216ab580b2c3674090371a3579e52ef1af093", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c97baccd3caf69ffdc70607406a216ab580b2c3674090371a3579e52ef1af093", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c97baccd3caf69ffdc70607406a216ab580b2c3674090371a3579e52ef1af093", kill_on_drop: false }` [INFO] [stdout] c97baccd3caf69ffdc70607406a216ab580b2c3674090371a3579e52ef1af093 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ccba4b05870162edd56e0ea2caa94c3f0bd2df0414c02eb0cc29d61017cde9b [INFO] running `Command { std: "docker" "start" "-a" "5ccba4b05870162edd56e0ea2caa94c3f0bd2df0414c02eb0cc29d61017cde9b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking once_cell v0.1.6 [INFO] [stderr] Checking cached v0.8.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking aoc2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shared.rs:71:19 [INFO] [stdout] | [INFO] [stdout] 71 | type DayFunc = Fn(&str) -> Result; [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)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 | type DayFunc = dyn Fn(&str) -> Result; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shared.rs:71:19 [INFO] [stdout] | [INFO] [stdout] 71 | type DayFunc = Fn(&str) -> Result; [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)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 | type DayFunc = dyn Fn(&str) -> Result; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pc` is never read [INFO] [stdout] --> src/bin/day21.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 131 | struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 132 | pc: RegType, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cpu` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/day20.rs:45:25 [INFO] [stdout] | [INFO] [stdout] 45 | c => panic!(format!("bad from_char: {}", c)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 45 - c => panic!(format!("bad from_char: {}", c)), [INFO] [stdout] 45 + c => panic!("bad from_char: {}", c), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pc` is never read [INFO] [stdout] --> src/bin/day19.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 131 | struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 132 | pc: RegType, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cpu` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pc` is never read [INFO] [stdout] --> src/bin/day19.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 131 | struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 132 | pc: RegType, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cpu` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/bin/day22.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pc` is never read [INFO] [stdout] --> src/bin/day21.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 131 | struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 132 | pc: RegType, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cpu` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/day20.rs:45:25 [INFO] [stdout] | [INFO] [stdout] 45 | c => panic!(format!("bad from_char: {}", c)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 45 - c => panic!(format!("bad from_char: {}", c)), [INFO] [stdout] 45 + c => panic!("bad from_char: {}", c), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `current_pos` is never read [INFO] [stdout] --> src/bin/day09.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Marbles { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 10 | marbles: VecDeque, [INFO] [stdout] 11 | current_pos: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Marbles` 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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/bin/day22.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `current_pos` is never read [INFO] [stdout] --> src/bin/day09.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Marbles { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 10 | marbles: VecDeque, [INFO] [stdout] 11 | current_pos: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Marbles` 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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.80s [INFO] running `Command { std: "docker" "inspect" "5ccba4b05870162edd56e0ea2caa94c3f0bd2df0414c02eb0cc29d61017cde9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ccba4b05870162edd56e0ea2caa94c3f0bd2df0414c02eb0cc29d61017cde9b", kill_on_drop: false }` [INFO] [stdout] 5ccba4b05870162edd56e0ea2caa94c3f0bd2df0414c02eb0cc29d61017cde9b [INFO] checking davidszotten/advent-of-code-2018 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidszotten%2Fadvent-of-code-2018" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidszotten/advent-of-code-2018 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidszotten/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/davidszotten/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/davidszotten/advent-of-code-2018 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/davidszotten/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d9611040403b08b33fed9f332c4820ecf096b2951846a6b4880d942dd6fabe3 [INFO] running `Command { std: "docker" "start" "-a" "9d9611040403b08b33fed9f332c4820ecf096b2951846a6b4880d942dd6fabe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d9611040403b08b33fed9f332c4820ecf096b2951846a6b4880d942dd6fabe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d9611040403b08b33fed9f332c4820ecf096b2951846a6b4880d942dd6fabe3", kill_on_drop: false }` [INFO] [stdout] 9d9611040403b08b33fed9f332c4820ecf096b2951846a6b4880d942dd6fabe3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8806c4b1a8faab80db73a152707154590c3b8e1b7de13fcd5c9afaad00f04fdb [INFO] running `Command { std: "docker" "start" "-a" "8806c4b1a8faab80db73a152707154590c3b8e1b7de13fcd5c9afaad00f04fdb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking once_cell v0.1.6 [INFO] [stderr] Checking cached v0.8.0 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking aoc2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shared.rs:71:19 [INFO] [stdout] | [INFO] [stdout] 71 | type DayFunc = Fn(&str) -> Result; [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)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 | type DayFunc = dyn Fn(&str) -> Result; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shared.rs:71:19 [INFO] [stdout] | [INFO] [stdout] 71 | type DayFunc = Fn(&str) -> Result; [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)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 | type DayFunc = dyn Fn(&str) -> Result; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/day20.rs:45:25 [INFO] [stdout] | [INFO] [stdout] 45 | c => panic!(format!("bad from_char: {}", c)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 45 - c => panic!(format!("bad from_char: {}", c)), [INFO] [stdout] 45 + c => panic!("bad from_char: {}", c), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/bin/day22.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `current_pos` is never read [INFO] [stdout] --> src/bin/day09.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Marbles { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 10 | marbles: VecDeque, [INFO] [stdout] 11 | current_pos: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Marbles` 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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pc` is never read [INFO] [stdout] --> src/bin/day21.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 131 | struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 132 | pc: RegType, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cpu` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pc` is never read [INFO] [stdout] --> src/bin/day19.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 131 | struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 132 | pc: RegType, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cpu` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `current_pos` is never read [INFO] [stdout] --> src/bin/day09.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Marbles { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 10 | marbles: VecDeque, [INFO] [stdout] 11 | current_pos: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Marbles` 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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/day20.rs:45:25 [INFO] [stdout] | [INFO] [stdout] 45 | c => panic!(format!("bad from_char: {}", c)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 45 - c => panic!(format!("bad from_char: {}", c)), [INFO] [stdout] 45 + c => panic!("bad from_char: {}", c), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/bin/day22.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pc` is never read [INFO] [stdout] --> src/bin/day19.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 131 | struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 132 | pc: RegType, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cpu` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pc` is never read [INFO] [stdout] --> src/bin/day21.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 131 | struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 132 | pc: RegType, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cpu` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.60s [INFO] running `Command { std: "docker" "inspect" "8806c4b1a8faab80db73a152707154590c3b8e1b7de13fcd5c9afaad00f04fdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8806c4b1a8faab80db73a152707154590c3b8e1b7de13fcd5c9afaad00f04fdb", kill_on_drop: false }` [INFO] [stdout] 8806c4b1a8faab80db73a152707154590c3b8e1b7de13fcd5c9afaad00f04fdb