[INFO] cloning repository https://github.com/ircubic/AoC2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ircubic/AoC2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fircubic%2FAoC2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fircubic%2FAoC2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b95d4986a8def3ee7e07a5545b7ddad1111e68d3 [INFO] checking ircubic/AoC2020 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fircubic%2FAoC2020" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ircubic/AoC2020 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ircubic/AoC2020 [INFO] finished tweaking git repo https://github.com/ircubic/AoC2020 [INFO] tweaked toml for git repo https://github.com/ircubic/AoC2020 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ircubic/AoC2020 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bitvec v0.19.5 [INFO] [stderr] Downloaded lexical-core v0.7.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 11b333858f33d1da9bebcf4ea22a599efdb58807f2b6c56b8e3766683305170e [INFO] running `Command { std: "docker" "start" "-a" "11b333858f33d1da9bebcf4ea22a599efdb58807f2b6c56b8e3766683305170e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "11b333858f33d1da9bebcf4ea22a599efdb58807f2b6c56b8e3766683305170e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11b333858f33d1da9bebcf4ea22a599efdb58807f2b6c56b8e3766683305170e", kill_on_drop: false }` [INFO] [stdout] 11b333858f33d1da9bebcf4ea22a599efdb58807f2b6c56b8e3766683305170e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2cc258b5571cfdd8e2a810b5f54562a3befe22053fa65bde9c4523669410c3d [INFO] running `Command { std: "docker" "start" "-a" "d2cc258b5571cfdd8e2a810b5f54562a3befe22053fa65bde9c4523669410c3d", kill_on_drop: false }` [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Compiling lexical-core v0.7.5 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking funty v1.1.0 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking bitvec v0.19.5 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking AoC2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: crate `AoC2020` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `ao_c2020` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/bin/day17.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 22 | impl VoxelCoord3D { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 23 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/bin/day17.rs:55:6 [INFO] [stdout] | [INFO] [stdout] 54 | impl VoxelCoord4D { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 55 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_inactive` is never used [INFO] [stdout] --> src/bin/day17.rs:222:6 [INFO] [stdout] | [INFO] [stdout] 211 | impl<> VoxelSpace { [INFO] [stdout] | ------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 222 | fn set_inactive(&mut self, x: isize, y: isize, z: isize, w: isize) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `row` and `col` are never read [INFO] [stdout] --> src/bin/day5.rs:26:3 [INFO] [stdout] | [INFO] [stdout] 25 | struct Seating { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 26 | row: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] 27 | col: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Seating` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::RangeInclusive` [INFO] [stdout] --> src/bin/day19.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::RangeInclusive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/bin/day19.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::{HashSet, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/bin/day19.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::RangeInclusive` [INFO] [stdout] --> src/bin/day18.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::RangeInclusive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/bin/day18.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::{HashSet, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/bin/day18.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/bin/day18.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Formatter` [INFO] [stdout] --> src/bin/day18.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use std::fmt::Formatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/bin/day17.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 22 | impl VoxelCoord3D { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 23 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/bin/day17.rs:55:6 [INFO] [stdout] | [INFO] [stdout] 54 | impl VoxelCoord4D { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 55 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_inactive` is never used [INFO] [stdout] --> src/bin/day17.rs:177:6 [INFO] [stdout] | [INFO] [stdout] 166 | impl<> VoxelSpace { [INFO] [stdout] | ------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 177 | fn set_inactive(&mut self, x: isize, y: isize, z: isize) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_inactive` is never used [INFO] [stdout] --> src/bin/day17.rs:222:6 [INFO] [stdout] | [INFO] [stdout] 211 | impl<> VoxelSpace { [INFO] [stdout] | ------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 222 | fn set_inactive(&mut self, x: isize, y: isize, z: isize, w: isize) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/bin/day4.rs:31:20 [INFO] [stdout] | [INFO] [stdout] 31 | Some(num) => (num <= max && num >= min), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 31 - Some(num) => (num <= max && num >= min), [INFO] [stdout] 31 + Some(num) => num <= max && num >= min, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::RangeInclusive` [INFO] [stdout] --> src/bin/day19.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::RangeInclusive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/bin/day19.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::{HashSet, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/bin/day19.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/bin/day4.rs:31:20 [INFO] [stdout] | [INFO] [stdout] 31 | Some(num) => (num <= max && num >= min), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 31 - Some(num) => (num <= max && num >= min), [INFO] [stdout] 31 + Some(num) => num <= max && num >= min, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/bin/day4.rs:9:3 [INFO] [stdout] | [INFO] [stdout] 8 | struct Passport { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 9 | ecl: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | pid: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | eyr: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | hcl: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 13 | byr: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 14 | iyr: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 15 | cid: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] 16 | hgt: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Passport` 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: fields `row` and `col` are never read [INFO] [stdout] --> src/bin/day5.rs:26:3 [INFO] [stdout] | [INFO] [stdout] 25 | struct Seating { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 26 | row: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] 27 | col: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Seating` 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expand_rule` is never used [INFO] [stdout] --> src/bin/day19.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn expand_rule(rule: &Rule, rules: &HashMap) -> Rule [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expand_rules` is never used [INFO] [stdout] --> src/bin/day19.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn expand_rules(rules: &HashMap) -> HashMap [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/bin/day4.rs:9:3 [INFO] [stdout] | [INFO] [stdout] 8 | struct Passport { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 9 | ecl: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | pid: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | eyr: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | hcl: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 13 | byr: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 14 | iyr: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 15 | cid: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] 16 | hgt: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Passport` 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::RangeInclusive` [INFO] [stdout] --> src/bin/day18.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::RangeInclusive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/bin/day18.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::{HashSet, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/bin/day18.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/bin/day18.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Formatter` [INFO] [stdout] --> src/bin/day18.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use std::fmt::Formatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.12s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "d2cc258b5571cfdd8e2a810b5f54562a3befe22053fa65bde9c4523669410c3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2cc258b5571cfdd8e2a810b5f54562a3befe22053fa65bde9c4523669410c3d", kill_on_drop: false }` [INFO] [stdout] d2cc258b5571cfdd8e2a810b5f54562a3befe22053fa65bde9c4523669410c3d [INFO] checking ircubic/AoC2020 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fircubic%2FAoC2020" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ircubic/AoC2020 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ircubic/AoC2020 [INFO] finished tweaking git repo https://github.com/ircubic/AoC2020 [INFO] tweaked toml for git repo https://github.com/ircubic/AoC2020 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ircubic/AoC2020 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 800ab5fbc3c346c9a61c2085a285e67b49dd6d645654170131ff64c51e0c81ce [INFO] running `Command { std: "docker" "start" "-a" "800ab5fbc3c346c9a61c2085a285e67b49dd6d645654170131ff64c51e0c81ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "800ab5fbc3c346c9a61c2085a285e67b49dd6d645654170131ff64c51e0c81ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "800ab5fbc3c346c9a61c2085a285e67b49dd6d645654170131ff64c51e0c81ce", kill_on_drop: false }` [INFO] [stdout] 800ab5fbc3c346c9a61c2085a285e67b49dd6d645654170131ff64c51e0c81ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e437797883cdbe33e5e8daffc04616d8a24daba84423533b9f8bd2d25543e551 [INFO] running `Command { std: "docker" "start" "-a" "e437797883cdbe33e5e8daffc04616d8a24daba84423533b9f8bd2d25543e551", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Compiling lexical-core v0.7.5 [INFO] [stderr] Checking funty v1.1.0 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking bitvec v0.19.5 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.4.2/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e437797883cdbe33e5e8daffc04616d8a24daba84423533b9f8bd2d25543e551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e437797883cdbe33e5e8daffc04616d8a24daba84423533b9f8bd2d25543e551", kill_on_drop: false }` [INFO] [stdout] e437797883cdbe33e5e8daffc04616d8a24daba84423533b9f8bd2d25543e551