[INFO] cloning repository https://github.com/lissitz/aoc-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lissitz/aoc-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flissitz%2Faoc-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flissitz%2Faoc-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 44460dffad73e09790b131364d7140396a6d96d8 [INFO] testing lissitz/aoc-2020 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flissitz%2Faoc-2020" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/lissitz/aoc-2020 [INFO] finished tweaking git repo https://github.com/lissitz/aoc-2020 [INFO] tweaked toml for git repo https://github.com/lissitz/aoc-2020 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/lissitz/aoc-2020 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/lissitz/aoc-2020 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f62b578dfb7b404f5cee83b2e588cacfbd57d3e929476537d54f3b5094477182 [INFO] running `Command { std: "docker" "start" "-a" "f62b578dfb7b404f5cee83b2e588cacfbd57d3e929476537d54f3b5094477182", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f62b578dfb7b404f5cee83b2e588cacfbd57d3e929476537d54f3b5094477182", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f62b578dfb7b404f5cee83b2e588cacfbd57d3e929476537d54f3b5094477182", kill_on_drop: false }` [INFO] [stdout] f62b578dfb7b404f5cee83b2e588cacfbd57d3e929476537d54f3b5094477182 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39d2f9077dbebb957a9359cfc5e9036a31d44d7f115668e05b7dea79d35e9375 [INFO] running `Command { std: "docker" "start" "-a" "39d2f9077dbebb957a9359cfc5e9036a31d44d7f115668e05b7dea79d35e9375", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.03s [INFO] running `Command { std: "docker" "inspect" "39d2f9077dbebb957a9359cfc5e9036a31d44d7f115668e05b7dea79d35e9375", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39d2f9077dbebb957a9359cfc5e9036a31d44d7f115668e05b7dea79d35e9375", kill_on_drop: false }` [INFO] [stdout] 39d2f9077dbebb957a9359cfc5e9036a31d44d7f115668e05b7dea79d35e9375 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 704be8e5beea71b26cbe607753480d694083914e51c73c32a3ca668c5b711641 [INFO] running `Command { std: "docker" "start" "-a" "704be8e5beea71b26cbe607753480d694083914e51c73c32a3ca668c5b711641", kill_on_drop: false }` [INFO] [stderr] Compiling aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> examples/16/main.rs:63:18 [INFO] [stdout] | [INFO] [stdout] 63 | .map(|_| ((0..fields.len()).collect())) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 63 - .map(|_| ((0..fields.len()).collect())) [INFO] [stdout] 63 + .map(|_| (0..fields.len()).collect() ) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> examples/24/main.rs:138:44 [INFO] [stdout] | [INFO] [stdout] 138 | fn _index(index: [usize; 2], x: usize, y: usize) -> usize { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timestamp` [INFO] [stdout] --> examples/13/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let timestamp = lines.next().unwrap().parse::().unwrap(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timestamp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> examples/20/main.rs:222:44 [INFO] [stdout] | [INFO] [stdout] 222 | fn _index(index: [usize; 2], x: usize, y: usize) -> usize { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> examples/20/main.rs:83:23 [INFO] [stdout] | [INFO] [stdout] 83 | fn tile_placements(t: &Tile) -> Vec { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 83 | fn tile_placements(t: &Tile) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> examples/25/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let N = 20201227; [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.62s [INFO] running `Command { std: "docker" "inspect" "704be8e5beea71b26cbe607753480d694083914e51c73c32a3ca668c5b711641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "704be8e5beea71b26cbe607753480d694083914e51c73c32a3ca668c5b711641", kill_on_drop: false }` [INFO] [stdout] 704be8e5beea71b26cbe607753480d694083914e51c73c32a3ca668c5b711641 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f75d58c821461402fe7d4df4e85aa31eed52b27926051309de3ccc4e4c2dd32a [INFO] running `Command { std: "docker" "start" "-a" "f75d58c821461402fe7d4df4e85aa31eed52b27926051309de3ccc4e4c2dd32a", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> examples/13/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let timestamp = lines.next().unwrap().parse::().unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timestamp` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `aoc` (example "13") generated 1 warning (run `cargo fix --example "13" -p aoc` to apply 1 suggestion) [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> examples/16/main.rs:63:18 [INFO] [stderr] | [INFO] [stderr] 63 | .map(|_| ((0..fields.len()).collect())) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 63 - .map(|_| ((0..fields.len()).collect())) [INFO] [stderr] 63 + .map(|_| (0..fields.len()).collect() ) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `aoc` (example "16") generated 1 warning (run `cargo fix --example "16" -p aoc` to apply 1 suggestion) [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> examples/24/main.rs:138:44 [INFO] [stderr] | [INFO] [stderr] 138 | fn _index(index: [usize; 2], x: usize, y: usize) -> usize { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable `N` should have a snake case name [INFO] [stderr] --> examples/25/main.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let N = 20201227; [INFO] [stderr] | ^ help: convert the identifier to snake case: `n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `aoc` (example "24") generated 1 warning (run `cargo fix --example "24" -p aoc` to apply 1 suggestion) [INFO] [stderr] warning: `aoc` (example "25") generated 1 warning [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> examples/20/main.rs:222:44 [INFO] [stderr] | [INFO] [stderr] 222 | fn _index(index: [usize; 2], x: usize, y: usize) -> usize { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> examples/20/main.rs:83:23 [INFO] [stderr] | [INFO] [stderr] 83 | fn tile_placements(t: &Tile) -> Vec { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 83 | fn tile_placements(t: &Tile) -> Vec> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `aoc` (example "20") generated 2 warnings (run `cargo fix --example "20" -p aoc` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc-916497637a88fc31) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f75d58c821461402fe7d4df4e85aa31eed52b27926051309de3ccc4e4c2dd32a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f75d58c821461402fe7d4df4e85aa31eed52b27926051309de3ccc4e4c2dd32a", kill_on_drop: false }` [INFO] [stdout] f75d58c821461402fe7d4df4e85aa31eed52b27926051309de3ccc4e4c2dd32a