[INFO] updating cached repository Odoh/advent-code
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Odoh/advent-code
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Odoh/advent-code" "work/ex/beta-1.38-1/sources/1.37.0/gh/Odoh/advent-code"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Odoh/advent-code'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Odoh/advent-code" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Odoh/advent-code"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Odoh/advent-code'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3d33a7525422cf61ba4373e6ed10301fb9635e16
[INFO] sha for GitHub repo Odoh/advent-code: 3d33a7525422cf61ba4373e6ed10301fb9635e16
[INFO] validating manifest of Odoh/advent-code on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Odoh/advent-code on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Odoh/advent-code
[INFO] finished frobbing Odoh/advent-code
[INFO] frobbed toml for Odoh/advent-code written to work/ex/beta-1.38-1/sources/1.37.0/gh/Odoh/advent-code/Cargo.toml
[INFO] started frobbing Odoh/advent-code
[INFO] finished frobbing Odoh/advent-code
[INFO] frobbed toml for Odoh/advent-code written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Odoh/advent-code/Cargo.toml
[INFO] crate Odoh/advent-code already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Odoh/advent-code against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Odoh/advent-code:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 73fd9c211b08e0532028a0c2033bf0ea21e1af7330632ac9eaa8161d4a333c2a
[INFO] running `"docker" "start" "-a" "73fd9c211b08e0532028a0c2033bf0ea21e1af7330632ac9eaa8161d4a333c2a"`
[INFO] [stderr]    Compiling advent-code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/day1/part2.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]  --> src/day1/part1.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn main() {
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "73fd9c211b08e0532028a0c2033bf0ea21e1af7330632ac9eaa8161d4a333c2a"`
[INFO] running `"docker" "rm" "-f" "73fd9c211b08e0532028a0c2033bf0ea21e1af7330632ac9eaa8161d4a333c2a"`
[INFO] [stdout] 73fd9c211b08e0532028a0c2033bf0ea21e1af7330632ac9eaa8161d4a333c2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Odoh/advent-code:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 23ac1e41fc5de0920b6c93f6f159fad90129cba8edfc1b97f10d251db61764af
[INFO] running `"docker" "start" "-a" "23ac1e41fc5de0920b6c93f6f159fad90129cba8edfc1b97f10d251db61764af"`
[INFO] [stderr]    Compiling advent-code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/day1/part2.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]  --> src/day1/part1.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn main() {
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "23ac1e41fc5de0920b6c93f6f159fad90129cba8edfc1b97f10d251db61764af"`
[INFO] running `"docker" "rm" "-f" "23ac1e41fc5de0920b6c93f6f159fad90129cba8edfc1b97f10d251db61764af"`
[INFO] [stdout] 23ac1e41fc5de0920b6c93f6f159fad90129cba8edfc1b97f10d251db61764af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Odoh/advent-code:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 44eafcd4845ba3b26e254aa6c18abbdd050e7947c17ec2470b8b71fb7ee13724
[INFO] running `"docker" "start" "-a" "44eafcd4845ba3b26e254aa6c18abbdd050e7947c17ec2470b8b71fb7ee13724"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_code-b587c815b15612a4
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "44eafcd4845ba3b26e254aa6c18abbdd050e7947c17ec2470b8b71fb7ee13724"`
[INFO] running `"docker" "rm" "-f" "44eafcd4845ba3b26e254aa6c18abbdd050e7947c17ec2470b8b71fb7ee13724"`
[INFO] [stdout] 44eafcd4845ba3b26e254aa6c18abbdd050e7947c17ec2470b8b71fb7ee13724