[INFO] cloning repository https://github.com/Gousaid67/Advent-of-Code [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gousaid67/Advent-of-Code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGousaid67%2FAdvent-of-Code", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGousaid67%2FAdvent-of-Code'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf5f9fb6211994dce0e41757920bc8185ed6ea4f [INFO] checking Gousaid67/Advent-of-Code against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGousaid67%2FAdvent-of-Code" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Gousaid67/Advent-of-Code 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/Gousaid67/Advent-of-Code [INFO] finished tweaking git repo https://github.com/Gousaid67/Advent-of-Code [INFO] tweaked toml for git repo https://github.com/Gousaid67/Advent-of-Code written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Gousaid67/Advent-of-Code 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a908ef6261069f4f2292b11432b2809c973df0e75fe7cbf4f4840c58bbc2511f [INFO] running `Command { std: "docker" "start" "-a" "a908ef6261069f4f2292b11432b2809c973df0e75fe7cbf4f4840c58bbc2511f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a908ef6261069f4f2292b11432b2809c973df0e75fe7cbf4f4840c58bbc2511f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a908ef6261069f4f2292b11432b2809c973df0e75fe7cbf4f4840c58bbc2511f", kill_on_drop: false }` [INFO] [stdout] a908ef6261069f4f2292b11432b2809c973df0e75fe7cbf4f4840c58bbc2511f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 939e6e698367098119b03bc6d3e464477fa4cfea1e33518fe420d7b43e392fe4 [INFO] running `Command { std: "docker" "start" "-a" "939e6e698367098119b03bc6d3e464477fa4cfea1e33518fe420d7b43e392fe4", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking dict v0.1.5 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking Advent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let file = fs::read_to_string("day7.in").unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let mut res = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calc_fuel` is never used [INFO] [stdout] --> src/day7.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn calc_fuel(in_str : String) -> i64 [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_natural` is never used [INFO] [stdout] --> src/day7.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn sum_natural ( scalar : i64 ) -> i64 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let file = fs::read_to_string("day7.in").unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let mut res = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calc_fuel` is never used [INFO] [stdout] --> src/day7.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn calc_fuel(in_str : String) -> i64 [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_natural` is never used [INFO] [stdout] --> src/day7.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn sum_natural ( scalar : i64 ) -> i64 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.50s [INFO] running `Command { std: "docker" "inspect" "939e6e698367098119b03bc6d3e464477fa4cfea1e33518fe420d7b43e392fe4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "939e6e698367098119b03bc6d3e464477fa4cfea1e33518fe420d7b43e392fe4", kill_on_drop: false }` [INFO] [stdout] 939e6e698367098119b03bc6d3e464477fa4cfea1e33518fe420d7b43e392fe4 [INFO] checking Gousaid67/Advent-of-Code against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGousaid67%2FAdvent-of-Code" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Gousaid67/Advent-of-Code 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/Gousaid67/Advent-of-Code [INFO] finished tweaking git repo https://github.com/Gousaid67/Advent-of-Code [INFO] tweaked toml for git repo https://github.com/Gousaid67/Advent-of-Code written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Gousaid67/Advent-of-Code 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f11c5a148ed4ee1678a4fce78eaed617b3490b2273d708114f4eaf392cd40f95 [INFO] running `Command { std: "docker" "start" "-a" "f11c5a148ed4ee1678a4fce78eaed617b3490b2273d708114f4eaf392cd40f95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f11c5a148ed4ee1678a4fce78eaed617b3490b2273d708114f4eaf392cd40f95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f11c5a148ed4ee1678a4fce78eaed617b3490b2273d708114f4eaf392cd40f95", kill_on_drop: false }` [INFO] [stdout] f11c5a148ed4ee1678a4fce78eaed617b3490b2273d708114f4eaf392cd40f95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 74a4d661fd21382c20018e900b57a0346168d3d5071a91f773f55d8516558ae9 [INFO] running `Command { std: "docker" "start" "-a" "74a4d661fd21382c20018e900b57a0346168d3d5071a91f773f55d8516558ae9", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking dict v0.1.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.6.0/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [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] running `Command { std: "docker" "inspect" "74a4d661fd21382c20018e900b57a0346168d3d5071a91f773f55d8516558ae9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74a4d661fd21382c20018e900b57a0346168d3d5071a91f773f55d8516558ae9", kill_on_drop: false }` [INFO] [stdout] 74a4d661fd21382c20018e900b57a0346168d3d5071a91f773f55d8516558ae9