[INFO] crate clanker 0.4.3 is already in cache
[INFO] extracting crate clanker 0.4.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/clanker/0.4.3
[INFO] extracting crate clanker 0.4.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/clanker/0.4.3
[INFO] validating manifest of clanker-0.4.3 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of clanker-0.4.3 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing clanker-0.4.3
[INFO] finished frobbing clanker-0.4.3
[INFO] frobbed toml for clanker-0.4.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/clanker/0.4.3/Cargo.toml
[INFO] started frobbing clanker-0.4.3
[INFO] finished frobbing clanker-0.4.3
[INFO] frobbed toml for clanker-0.4.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/clanker/0.4.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing clanker-0.4.3 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/clanker/0.4.3:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 1b6423a06e4bb61ca3cad268d76909c4d37bd4c2d3ecb11f7db07acf51cbd441
[INFO] running `"docker" "start" "-a" "1b6423a06e4bb61ca3cad268d76909c4d37bd4c2d3ecb11f7db07acf51cbd441"`
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling clanker v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Green`
[INFO] [stderr]   --> src/color.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub struct Green<'a, T: Display + ?Sized> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.44s
[INFO] running `"docker" "inspect" "1b6423a06e4bb61ca3cad268d76909c4d37bd4c2d3ecb11f7db07acf51cbd441"`
[INFO] running `"docker" "rm" "-f" "1b6423a06e4bb61ca3cad268d76909c4d37bd4c2d3ecb11f7db07acf51cbd441"`
[INFO] [stdout] 1b6423a06e4bb61ca3cad268d76909c4d37bd4c2d3ecb11f7db07acf51cbd441
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/clanker/0.4.3:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b4ccf7653df01a4ae08ca26335f349c96b678dab9d6db5e1349874bae7e62a6c
[INFO] running `"docker" "start" "-a" "b4ccf7653df01a4ae08ca26335f349c96b678dab9d6db5e1349874bae7e62a6c"`
[INFO] [stderr]    Compiling clanker v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Green`
[INFO] [stderr]   --> src/color.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub struct Green<'a, T: Display + ?Sized> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `"docker" "inspect" "b4ccf7653df01a4ae08ca26335f349c96b678dab9d6db5e1349874bae7e62a6c"`
[INFO] running `"docker" "rm" "-f" "b4ccf7653df01a4ae08ca26335f349c96b678dab9d6db5e1349874bae7e62a6c"`
[INFO] [stdout] b4ccf7653df01a4ae08ca26335f349c96b678dab9d6db5e1349874bae7e62a6c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/clanker/0.4.3:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 43c5d59ff16b211236f1104f812f20db678918dbd575ad97f75ccf6be38b376b
[INFO] running `"docker" "start" "-a" "43c5d59ff16b211236f1104f812f20db678918dbd575ad97f75ccf6be38b376b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clanker-d2c0216f9016fd16
[INFO] [stdout] running 7 tests
[INFO] [stdout] test compress::tests::compress_home_config ... ok
[INFO] [stdout] test compress::tests::compress_home ... ok
[INFO] [stdout] test compress::tests::compress_home_long ... ok
[INFO] [stdout] test compress::tests::compress_long ... ok
[INFO] [stdout] test compress::tests::compress_root ... ok
[INFO] [stdout] test compress::tests::compress_root_long ... ok
[INFO] [stdout] test compress::tests::compress_many_dots ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clanker_prompt-d09b987b927d1f70
[INFO] [stdout] running 7 tests
[INFO] [stdout] test compress::tests::compress_root ... ok
[INFO] [stdout] test compress::tests::compress_many_dots ... ok
[INFO] [stdout] test compress::tests::compress_long ... ok
[INFO] [stdout] test compress::tests::compress_home_long ... ok
[INFO] [stdout] test compress::tests::compress_home_config ... ok
[INFO] [stdout] test compress::tests::compress_home ... ok
[INFO] [stdout] test compress::tests::compress_root_long ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clanker_right_prompt-85361f7579cfab83
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clanker_title-36f3628e262ddccf
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test compress::tests::compress_home_long ... ok
[INFO] [stdout] test compress::tests::compress_home_config ... ok
[INFO] [stdout] test compress::tests::compress_home ... ok
[INFO] [stdout] test compress::tests::compress_root_long ... ok
[INFO] [stdout] test compress::tests::compress_long ... ok
[INFO] [stdout] test compress::tests::compress_root ... ok
[INFO] [stdout] test compress::tests::compress_many_dots ... ok
[INFO] [stderr]    Doc-tests clanker
[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 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" "43c5d59ff16b211236f1104f812f20db678918dbd575ad97f75ccf6be38b376b"`
[INFO] running `"docker" "rm" "-f" "43c5d59ff16b211236f1104f812f20db678918dbd575ad97f75ccf6be38b376b"`
[INFO] [stdout] 43c5d59ff16b211236f1104f812f20db678918dbd575ad97f75ccf6be38b376b