[INFO] cloning repository https://github.com/mattiast/aoc2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattiast/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiast%2Faoc2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiast%2Faoc2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f18c56517075423b6754a0b973aa889079c81b2d [INFO] checking mattiast/aoc2020 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiast%2Faoc2020" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mattiast/aoc2020 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mattiast/aoc2020 [INFO] finished tweaking git repo https://github.com/mattiast/aoc2020 [INFO] tweaked toml for git repo https://github.com/mattiast/aoc2020 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/mattiast/aoc2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded indenter v0.3.1 [INFO] [stderr] Downloaded eyre v0.6.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad909a733c33b419018e616efd575d8507cab19d4ed5177d20f3ce1d593b2914 [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" "ad909a733c33b419018e616efd575d8507cab19d4ed5177d20f3ce1d593b2914", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad909a733c33b419018e616efd575d8507cab19d4ed5177d20f3ce1d593b2914", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad909a733c33b419018e616efd575d8507cab19d4ed5177d20f3ce1d593b2914", kill_on_drop: false }` [INFO] [stdout] ad909a733c33b419018e616efd575d8507cab19d4ed5177d20f3ce1d593b2914 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c255e0cde3c95690e11c4132772281e8eb3067109c4c5e659b2bf06298ae39e [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" "6c255e0cde3c95690e11c4132772281e8eb3067109c4c5e659b2bf06298ae39e", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking pin-project-lite v0.2.0 [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling eyre v0.6.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking indenter v0.3.1 [INFO] [stderr] Checking funty v1.0.1 [INFO] [stderr] Checking tap v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Compiling ndarray v0.14.0 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking sharded-slab v0.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling nom v6.0.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking lexical-core v0.7.4 [INFO] [stderr] Checking bitvec v0.19.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking tracing-subscriber v0.2.15 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Compiling tracing-attributes v0.1.11 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking tracing v0.1.22 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking tracing-error v0.1.2 [INFO] [stderr] Checking color-spantrace v0.1.6 [INFO] [stderr] Checking color-eyre v0.5.10 [INFO] [stderr] Checking aoc2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `rules` [INFO] [stdout] --> src/day19.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let rules: HashMap = rules.into_iter().map(|r| (r.number, r)).collect(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rules` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/day19.rs:99:38 [INFO] [stdout] | [INFO] [stdout] 99 | named!(a<&str, Token>, do_parse!(x: tag!("\"a\"") >> (Token::A))); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/day19.rs:100:38 [INFO] [stdout] | [INFO] [stdout] 100 | named!(b<&str, Token>, do_parse!(x: tag!("\"b\"") >> (Token::B))); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rules` [INFO] [stdout] --> src/day19.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let rules: HashMap = rules.into_iter().map(|r| (r.number, r)).collect(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rules` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/day19.rs:99:38 [INFO] [stdout] | [INFO] [stdout] 99 | named!(a<&str, Token>, do_parse!(x: tag!("\"a\"") >> (Token::A))); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/day19.rs:100:38 [INFO] [stdout] | [INFO] [stdout] 100 | named!(b<&str, Token>, do_parse!(x: tag!("\"b\"") >> (Token::B))); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `Mask` in public interface (error E0446) [INFO] [stdout] --> src/day14.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | Mask(Mask), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` 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 a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Op` [INFO] [stdout] --> src/day18.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | enum Op { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `operator` [INFO] [stdout] --> src/day18.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | fn operator<'a>(input: &'a str) -> IResult<&'a str, Op> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_pat` [INFO] [stdout] --> src/day19.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn match_pat<'a>( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_term` [INFO] [stdout] --> src/day19.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn match_term<'a>( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_token` [INFO] [stdout] --> src/day19.rs:39:4 [INFO] [stdout] | [INFO] [stdout] 39 | fn match_token<'a>(t: &Token, rules: &'a HashMap, input: &'a str) -> Option<&'a str> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `Mask` in public interface (error E0446) [INFO] [stdout] --> src/day14.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | Mask(Mask), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` 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 a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Op` [INFO] [stdout] --> src/day18.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | enum Op { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `operator` [INFO] [stdout] --> src/day18.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | fn operator<'a>(input: &'a str) -> IResult<&'a str, Op> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_pat` [INFO] [stdout] --> src/day19.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn match_pat<'a>( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_term` [INFO] [stdout] --> src/day19.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn match_term<'a>( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_token` [INFO] [stdout] --> src/day19.rs:39:4 [INFO] [stdout] | [INFO] [stdout] 39 | fn match_token<'a>(t: &Token, rules: &'a HashMap, input: &'a str) -> Option<&'a str> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.20s [INFO] running `Command { std: "docker" "inspect" "6c255e0cde3c95690e11c4132772281e8eb3067109c4c5e659b2bf06298ae39e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c255e0cde3c95690e11c4132772281e8eb3067109c4c5e659b2bf06298ae39e", kill_on_drop: false }` [INFO] [stdout] 6c255e0cde3c95690e11c4132772281e8eb3067109c4c5e659b2bf06298ae39e