[INFO] cloning repository https://github.com/doddi/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doddi/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoddi%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoddi%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0fa33f7e6e17822de839f2093758e913277622f2
[INFO] testing doddi/advent-of-code-2020 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoddi%2Fadvent-of-code-2020" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doddi/advent-of-code-2020 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/doddi/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/doddi/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/doddi/advent-of-code-2020 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/doddi/advent-of-code-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 752e3dea6eb264bacf646794cba5af9f3fa5393b13059711151f56044638a5b2
[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" "752e3dea6eb264bacf646794cba5af9f3fa5393b13059711151f56044638a5b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "752e3dea6eb264bacf646794cba5af9f3fa5393b13059711151f56044638a5b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "752e3dea6eb264bacf646794cba5af9f3fa5393b13059711151f56044638a5b2", kill_on_drop: false }`
[INFO] [stdout] 752e3dea6eb264bacf646794cba5af9f3fa5393b13059711151f56044638a5b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39d481f576683d101ad186546c3ec1f7d08b420547d86471073414dffb048f09
[INFO] running `Command { std: "docker" "start" "-a" "39d481f576683d101ad186546c3ec1f7d08b420547d86471073414dffb048f09", kill_on_drop: false }`
[INFO] [stderr]    Compiling day1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `finished` is never read
[INFO] [stdout]    --> src/main.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             finished = true;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut line_count: u128 = map.len() as u128;
[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 `checkPassportId` should have a snake case name
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn checkPassportId(passport_id: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_passport_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `checkEyeColour` should have a snake case name
[INFO] [stdout]   --> src/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn checkEyeColour(eye: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_eye_colour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `checkHairColour` should have a snake case name
[INFO] [stdout]   --> src/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn checkHairColour(colour: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_hair_colour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `checkYear` should have a snake case name
[INFO] [stdout]   --> src/main.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn checkYear(value: String, min: u32, max: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `check_year`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `checkHeight` should have a snake case name
[INFO] [stdout]    --> src/main.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn checkHeight(value: String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^ help: convert the identifier to snake case: `check_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "39d481f576683d101ad186546c3ec1f7d08b420547d86471073414dffb048f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d481f576683d101ad186546c3ec1f7d08b420547d86471073414dffb048f09", kill_on_drop: false }`
[INFO] [stdout] 39d481f576683d101ad186546c3ec1f7d08b420547d86471073414dffb048f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73d4d9f88e45283e8c51132bd0a621cb72d17ac057e52e352b3fbe1c17e19211
[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" "73d4d9f88e45283e8c51132bd0a621cb72d17ac057e52e352b3fbe1c17e19211", kill_on_drop: false }`
[INFO] [stderr]    Compiling day1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `finished` is never read
[INFO] [stdout]    --> src/main.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             finished = true;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut line_count: u128 = map.len() as u128;
[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 `checkPassportId` should have a snake case name
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn checkPassportId(passport_id: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_passport_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `checkEyeColour` should have a snake case name
[INFO] [stdout]   --> src/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn checkEyeColour(eye: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_eye_colour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `checkHairColour` should have a snake case name
[INFO] [stdout]   --> src/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn checkHairColour(colour: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_hair_colour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `checkYear` should have a snake case name
[INFO] [stdout]   --> src/main.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn checkYear(value: String, min: u32, max: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `check_year`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `checkHeight` should have a snake case name
[INFO] [stdout]    --> src/main.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn checkHeight(value: String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^ help: convert the identifier to snake case: `check_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "73d4d9f88e45283e8c51132bd0a621cb72d17ac057e52e352b3fbe1c17e19211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d4d9f88e45283e8c51132bd0a621cb72d17ac057e52e352b3fbe1c17e19211", kill_on_drop: false }`
[INFO] [stdout] 73d4d9f88e45283e8c51132bd0a621cb72d17ac057e52e352b3fbe1c17e19211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9ae4f0063d1523b26c942c352cd65368dd4ff3993989b29dd62e418aa91356b6
[INFO] running `Command { std: "docker" "start" "-a" "9ae4f0063d1523b26c942c352cd65368dd4ff3993989b29dd62e418aa91356b6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: value assigned to `finished` is never read
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:137:13
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 137 |             finished = true;
[INFO] [stdout] 
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let mut line_count: u128 = map.len() as u128;
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `checkPassportId` should have a snake case name
[INFO] [stderr]   --> src/main.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn checkPassportId(passport_id: String) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_passport_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `checkEyeColour` should have a snake case name
[INFO] [stderr]   --> src/main.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn checkEyeColour(eye: String) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_eye_colour`
[INFO] [stderr] 
[INFO] [stderr] warning: function `checkHairColour` should have a snake case name
[INFO] [stderr]   --> src/main.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn checkHairColour(colour: String) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_hair_colour`
[INFO] [stderr] 
[INFO] [stderr] warning: function `checkYear` should have a snake case name
[INFO] [stderr]   --> src/main.rs:88:4
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn checkYear(value: String, min: u32, max: u32) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `check_year`
[INFO] [stderr] 
[INFO] [stderr] warning: function `checkHeight` should have a snake case name
[INFO] [stderr]    --> src/main.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn checkHeight(value: String) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^ help: convert the identifier to snake case: `check_height`
[INFO] [stderr] 
[INFO] [stderr] warning: `day1` (bin "day1" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day1-42d72ca25186c28b)
[INFO] running `Command { std: "docker" "inspect" "9ae4f0063d1523b26c942c352cd65368dd4ff3993989b29dd62e418aa91356b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae4f0063d1523b26c942c352cd65368dd4ff3993989b29dd62e418aa91356b6", kill_on_drop: false }`
[INFO] [stdout] 9ae4f0063d1523b26c942c352cd65368dd4ff3993989b29dd62e418aa91356b6