[INFO] cloning repository https://github.com/bbbates/advent2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bbbates/advent2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbbates%2Fadvent2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbbates%2Fadvent2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d132b0174329ca726461c0f0ae97968002353ce8
[INFO] testing bbbates/advent2018 against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbbates%2Fadvent2018" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bbbates/advent2018 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bbbates/advent2018
[INFO] finished tweaking git repo https://github.com/bbbates/advent2018
[INFO] tweaked toml for git repo https://github.com/bbbates/advent2018 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/bbbates/advent2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 377eaf5d5e01088c8bf2381b687d56688efeb328af9bb91692e81b64b17fef85
[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" "377eaf5d5e01088c8bf2381b687d56688efeb328af9bb91692e81b64b17fef85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "377eaf5d5e01088c8bf2381b687d56688efeb328af9bb91692e81b64b17fef85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "377eaf5d5e01088c8bf2381b687d56688efeb328af9bb91692e81b64b17fef85", kill_on_drop: false }`
[INFO] [stdout] 377eaf5d5e01088c8bf2381b687d56688efeb328af9bb91692e81b64b17fef85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa3afff10b024f2894b74077f6965715453c46c4bee618d62a9ece3837cc6f28
[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" "aa3afff10b024f2894b74077f6965715453c46c4bee618d62a9ece3837cc6f28", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.81
[INFO] [stderr]    Compiling encoding_rs v0.8.13
[INFO] [stderr]    Compiling arrayvec v0.4.8
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling libflate v0.1.19
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling hyper v0.12.16
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.5
[INFO] [stderr]    Compiling advent2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use] extern crate lazy_static;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/fetch.rs:5:73
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn input_for_day(sess: &str, day_input: &str) -> Result<String, Box<Error>> {
[INFO] [stdout]   |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `split_input_lines`
[INFO] [stdout]  --> src/parse.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn split_input_lines(input: &String) -> Vec<&str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.92s
[INFO] running `Command { std: "docker" "inspect" "aa3afff10b024f2894b74077f6965715453c46c4bee618d62a9ece3837cc6f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa3afff10b024f2894b74077f6965715453c46c4bee618d62a9ece3837cc6f28", kill_on_drop: false }`
[INFO] [stdout] aa3afff10b024f2894b74077f6965715453c46c4bee618d62a9ece3837cc6f28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d42d4917217e7f2aff58d8e718a631148592f69d4a3aa467533f62e0daa12a4
[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" "0d42d4917217e7f2aff58d8e718a631148592f69d4a3aa467533f62e0daa12a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use] extern crate lazy_static;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/fetch.rs:5:73
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn input_for_day(sess: &str, day_input: &str) -> Result<String, Box<Error>> {
[INFO] [stdout]   |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `split_input_lines`
[INFO] [stdout]  --> src/parse.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn split_input_lines(input: &String) -> Vec<&str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `Command { std: "docker" "inspect" "0d42d4917217e7f2aff58d8e718a631148592f69d4a3aa467533f62e0daa12a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d42d4917217e7f2aff58d8e718a631148592f69d4a3aa467533f62e0daa12a4", kill_on_drop: false }`
[INFO] [stdout] 0d42d4917217e7f2aff58d8e718a631148592f69d4a3aa467533f62e0daa12a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71872c576a7d6c67e4a13db8ef6b2357a186f2d10232e0cd75bb170eecc0c11c
[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" "71872c576a7d6c67e4a13db8ef6b2357a186f2d10232e0cd75bb170eecc0c11c", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use] extern crate lazy_static;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/fetch.rs:5:73
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn input_for_day(sess: &str, day_input: &str) -> Result<String, Box<Error>> {
[INFO] [stderr]   |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_input_lines`
[INFO] [stderr]  --> src/parse.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn split_input_lines(input: &String) -> Vec<&str> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent2018-8e9020514845d03a
[INFO] [stdout] running 8 tests
[INFO] [stdout] test day05::is_reaction_tests::a_reaction_occurs_between_two_letters_of_different_polarity ... ok
[INFO] [stdout] test day05::is_reaction_tests::a_reaction_does_not_occur_between_two_letters_of_same_polarity ... ok
[INFO] [stdout] test day05::is_reaction_tests::a_reaction_does_not_occur_between_two_different_letters ... ok
[INFO] [stdout] test day05::part_one_tests::example_polymer ... ok
[INFO] [stdout] test day05::part_one_tests::four_letter_polymer_with_no_reactions_removes_nothing ... ok
[INFO] [stdout] test day05::part_one_tests::four_letter_polymer_with_reactions_leaves_nothing ... ok
[INFO] [stdout] test day05::part_one_tests::two_letter_polymer_with_reaction_leaves_nothing ... ok
[INFO] [stdout] test day05::part_two_tests::two_letter_polymer_with_reaction_leaves_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71872c576a7d6c67e4a13db8ef6b2357a186f2d10232e0cd75bb170eecc0c11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71872c576a7d6c67e4a13db8ef6b2357a186f2d10232e0cd75bb170eecc0c11c", kill_on_drop: false }`
[INFO] [stdout] 71872c576a7d6c67e4a13db8ef6b2357a186f2d10232e0cd75bb170eecc0c11c