[INFO] updating cached repository ianwjhalliday/adventofcode2016
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ianwjhalliday/adventofcode2016
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ianwjhalliday/adventofcode2016" "work/ex/beta-1.38-1/sources/1.37.0/gh/ianwjhalliday/adventofcode2016"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ianwjhalliday/adventofcode2016'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ianwjhalliday/adventofcode2016" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ianwjhalliday/adventofcode2016"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ianwjhalliday/adventofcode2016'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 64f5eba08305881ac73caa2f566756292b0ed2e5
[INFO] sha for GitHub repo ianwjhalliday/adventofcode2016: 64f5eba08305881ac73caa2f566756292b0ed2e5
[INFO] validating manifest of ianwjhalliday/adventofcode2016 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 ianwjhalliday/adventofcode2016 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 ianwjhalliday/adventofcode2016
[INFO] removed path dependency rust-crypto from ianwjhalliday/adventofcode2016
[INFO] finished frobbing ianwjhalliday/adventofcode2016
[INFO] frobbed toml for ianwjhalliday/adventofcode2016 written to work/ex/beta-1.38-1/sources/1.37.0/gh/ianwjhalliday/adventofcode2016/Cargo.toml
[INFO] started frobbing ianwjhalliday/adventofcode2016
[INFO] removed path dependency rust-crypto from ianwjhalliday/adventofcode2016
[INFO] finished frobbing ianwjhalliday/adventofcode2016
[INFO] frobbed toml for ianwjhalliday/adventofcode2016 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ianwjhalliday/adventofcode2016/Cargo.toml
[INFO] crate ianwjhalliday/adventofcode2016 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] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ianwjhalliday/adventofcode2016/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ianwjhalliday/adventofcode2016 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-4/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/ianwjhalliday/adventofcode2016:/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] aff3b01cd123e52b8054675168f801768f9ed729befc0485553bd026a49fddc7
[INFO] running `"docker" "start" "-a" "aff3b01cd123e52b8054675168f801768f9ed729befc0485553bd026a49fddc7"`
[INFO] [stderr] warning: dependency (rust-crypto) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling advent2016 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "aff3b01cd123e52b8054675168f801768f9ed729befc0485553bd026a49fddc7"`
[INFO] running `"docker" "rm" "-f" "aff3b01cd123e52b8054675168f801768f9ed729befc0485553bd026a49fddc7"`
[INFO] [stdout] aff3b01cd123e52b8054675168f801768f9ed729befc0485553bd026a49fddc7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/ianwjhalliday/adventofcode2016:/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] 06580a2d6e036c4241908c7a1bbc2a9c2844aa73e0441af8b2e3b718d3a971b9
[INFO] running `"docker" "start" "-a" "06580a2d6e036c4241908c7a1bbc2a9c2844aa73e0441af8b2e3b718d3a971b9"`
[INFO] [stderr] warning: dependency (rust-crypto) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling advent2016 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "06580a2d6e036c4241908c7a1bbc2a9c2844aa73e0441af8b2e3b718d3a971b9"`
[INFO] running `"docker" "rm" "-f" "06580a2d6e036c4241908c7a1bbc2a9c2844aa73e0441af8b2e3b718d3a971b9"`
[INFO] [stdout] 06580a2d6e036c4241908c7a1bbc2a9c2844aa73e0441af8b2e3b718d3a971b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/ianwjhalliday/adventofcode2016:/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] accc41956828164fd1ccf55aeea4577acad0ed19c7b2f2e3f0b3d0936ce8c372
[INFO] running `"docker" "start" "-a" "accc41956828164fd1ccf55aeea4577acad0ed19c7b2f2e3f0b3d0936ce8c372"`
[INFO] [stderr] warning: dependency (rust-crypto) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent2016-87936447ad7b6d8b
[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" "accc41956828164fd1ccf55aeea4577acad0ed19c7b2f2e3f0b3d0936ce8c372"`
[INFO] running `"docker" "rm" "-f" "accc41956828164fd1ccf55aeea4577acad0ed19c7b2f2e3f0b3d0936ce8c372"`
[INFO] [stdout] accc41956828164fd1ccf55aeea4577acad0ed19c7b2f2e3f0b3d0936ce8c372