[INFO] crate halton 0.1.0 is already in cache
[INFO] extracting crate halton 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/halton/0.1.0
[INFO] extracting crate halton 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/halton/0.1.0
[INFO] validating manifest of halton-0.1.0 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 halton-0.1.0 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 halton-0.1.0
[INFO] finished frobbing halton-0.1.0
[INFO] frobbed toml for halton-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/halton/0.1.0/Cargo.toml
[INFO] started frobbing halton-0.1.0
[INFO] finished frobbing halton-0.1.0
[INFO] frobbed toml for halton-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/halton/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] 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 halton-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/halton/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 176decb71481ad524e3036020ca9a66ea1731a06b2da68776be51672ba1feebe
[INFO] running `"docker" "start" "-a" "176decb71481ad524e3036020ca9a66ea1731a06b2da68776be51672ba1feebe"`
[INFO] [stderr]    Compiling halton v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "176decb71481ad524e3036020ca9a66ea1731a06b2da68776be51672ba1feebe"`
[INFO] running `"docker" "rm" "-f" "176decb71481ad524e3036020ca9a66ea1731a06b2da68776be51672ba1feebe"`
[INFO] [stdout] 176decb71481ad524e3036020ca9a66ea1731a06b2da68776be51672ba1feebe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/halton/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a2762bbab712fa3e64c755f88ef984cf941917afecfe922a296e98cd3f1862fd
[INFO] running `"docker" "start" "-a" "a2762bbab712fa3e64c755f88ef984cf941917afecfe922a296e98cd3f1862fd"`
[INFO] [stderr]    Compiling halton v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "a2762bbab712fa3e64c755f88ef984cf941917afecfe922a296e98cd3f1862fd"`
[INFO] running `"docker" "rm" "-f" "a2762bbab712fa3e64c755f88ef984cf941917afecfe922a296e98cd3f1862fd"`
[INFO] [stdout] a2762bbab712fa3e64c755f88ef984cf941917afecfe922a296e98cd3f1862fd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/halton/0.1.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 5c4b6b8a54f686a58e9f6e3488735352dac8bfee96d609c84f5787efcd5bb48e
[INFO] running `"docker" "start" "-a" "5c4b6b8a54f686a58e9f6e3488735352dac8bfee96d609c84f5787efcd5bb48e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/halton-f571885ff82431ca
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::base_3 ... ok
[INFO] [stdout] test tests::skip_last ... ok
[INFO] [stdout] test tests::skip_base_3 ... ok
[INFO] [stdout] test tests::skip_base_2 ... ok
[INFO] [stdout] test tests::base_2 ... ok
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::last ... ok
[INFO] [stderr]    Doc-tests halton
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Sequence (line 52) ... ok
[INFO] [stdout] test src/lib.rs - Sequence (line 74) ... ok
[INFO] [stdout] test src/lib.rs - Sequence::skip (line 118) ... ok
[INFO] [stdout] test src/lib.rs - Sequence (line 64) ... ok
[INFO] [stdout] test src/lib.rs - Sequence::new (line 95) ... ok
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5c4b6b8a54f686a58e9f6e3488735352dac8bfee96d609c84f5787efcd5bb48e"`
[INFO] running `"docker" "rm" "-f" "5c4b6b8a54f686a58e9f6e3488735352dac8bfee96d609c84f5787efcd5bb48e"`
[INFO] [stdout] 5c4b6b8a54f686a58e9f6e3488735352dac8bfee96d609c84f5787efcd5bb48e