[INFO] cloning repository https://github.com/jfro/AoC2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jfro/AoC2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfro%2FAoC2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfro%2FAoC2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cdc44137117b5048ff77afc811cf1a422e6e813c [INFO] checking jfro/AoC2018 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfro%2FAoC2018" "/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/jfro/AoC2018 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] removed /workspace/builds/worker-0-tc1/source/rust-toolchain [INFO] started tweaking git repo https://github.com/jfro/AoC2018 [INFO] finished tweaking git repo https://github.com/jfro/AoC2018 [INFO] tweaked toml for git repo https://github.com/jfro/AoC2018 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jfro/AoC2018 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 simplelog v0.5.3 [INFO] [stderr] Downloaded handlebars v0.32.4 [INFO] [stderr] Downloaded criterion-plot v0.2.5 [INFO] [stderr] Downloaded criterion-stats v0.2.5 [INFO] [stderr] Downloaded term v0.5.1 [INFO] [stderr] Downloaded csv-core v0.1.4 [INFO] [stderr] Downloaded criterion v0.2.5 [INFO] [stderr] Downloaded csv v1.0.2 [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] 24e8fe57f2745e5f645f4fee96cbd08c47543fc23233997f744a85af46f9d7ce [INFO] running `Command { std: "docker" "start" "-a" "24e8fe57f2745e5f645f4fee96cbd08c47543fc23233997f744a85af46f9d7ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24e8fe57f2745e5f645f4fee96cbd08c47543fc23233997f744a85af46f9d7ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24e8fe57f2745e5f645f4fee96cbd08c47543fc23233997f744a85af46f9d7ce", kill_on_drop: false }` [INFO] [stdout] 24e8fe57f2745e5f645f4fee96cbd08c47543fc23233997f744a85af46f9d7ce [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] b204875c5019519fb2dd322d89923927608d0cb6706b979671841f52bb55bf9f [INFO] running `Command { std: "docker" "start" "-a" "b204875c5019519fb2dd322d89923927608d0cb6706b979671841f52bb55bf9f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking csv-core v0.1.4 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Checking criterion-plot v0.2.5 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion-stats v0.2.5 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stdout] warning: fields `year`, `month`, and `day` are never read [INFO] [stdout] --> src/days/day4.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Date { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 16 | year: u16, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | month: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 18 | day: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Date` 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: field `date` is never read [INFO] [stdout] --> src/days/day4.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | struct GuardEvent { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 29 | date: Date, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GuardEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking csv v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking handlebars v0.32.4 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking criterion v0.2.5 [INFO] [stdout] warning: fields `year`, `month`, and `day` are never read [INFO] [stdout] --> src/days/day4.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Date { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 16 | year: u16, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | month: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 18 | day: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Date` 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: field `date` is never read [INFO] [stdout] --> src/days/day4.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | struct GuardEvent { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 29 | date: Date, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GuardEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.56s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "b204875c5019519fb2dd322d89923927608d0cb6706b979671841f52bb55bf9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b204875c5019519fb2dd322d89923927608d0cb6706b979671841f52bb55bf9f", kill_on_drop: false }` [INFO] [stdout] b204875c5019519fb2dd322d89923927608d0cb6706b979671841f52bb55bf9f [INFO] checking jfro/AoC2018 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfro%2FAoC2018" "/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/jfro/AoC2018 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] removed /workspace/builds/worker-0-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/jfro/AoC2018 [INFO] finished tweaking git repo https://github.com/jfro/AoC2018 [INFO] tweaked toml for git repo https://github.com/jfro/AoC2018 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jfro/AoC2018 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] 0c27ee62f0f29312811acce0e24a0a444502c084a8609f7059f878850ff1e101 [INFO] running `Command { std: "docker" "start" "-a" "0c27ee62f0f29312811acce0e24a0a444502c084a8609f7059f878850ff1e101", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c27ee62f0f29312811acce0e24a0a444502c084a8609f7059f878850ff1e101", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c27ee62f0f29312811acce0e24a0a444502c084a8609f7059f878850ff1e101", kill_on_drop: false }` [INFO] [stdout] 0c27ee62f0f29312811acce0e24a0a444502c084a8609f7059f878850ff1e101 [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] a6df546835aee0b48bd76c9cf83fab024f27ff9cc1f1d0807e558611c87d2a71 [INFO] running `Command { std: "docker" "start" "-a" "a6df546835aee0b48bd76c9cf83fab024f27ff9cc1f1d0807e558611c87d2a71", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.1.0/src/exec.rs:754:13 [INFO] [stdout] | [INFO] [stdout] 754 | / match dfa::Fsm::reverse( [INFO] [stdout] 755 | | &self.ro.dfa_reverse, [INFO] [stdout] 756 | | self.cache, [INFO] [stdout] 757 | | false, [INFO] [stdout] ... | [INFO] [stdout] 764 | | Quit => return Some(Quit), [INFO] [stdout] 765 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking term v0.5.1 [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" "a6df546835aee0b48bd76c9cf83fab024f27ff9cc1f1d0807e558611c87d2a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6df546835aee0b48bd76c9cf83fab024f27ff9cc1f1d0807e558611c87d2a71", kill_on_drop: false }` [INFO] [stdout] a6df546835aee0b48bd76c9cf83fab024f27ff9cc1f1d0807e558611c87d2a71