[INFO] crate dedup_by 0.1.0 is already in cache
[INFO] extracting crate dedup_by 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/dedup_by/0.1.0
[INFO] extracting crate dedup_by 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dedup_by/0.1.0
[INFO] validating manifest of dedup_by-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 dedup_by-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 dedup_by-0.1.0
[INFO] finished frobbing dedup_by-0.1.0
[INFO] frobbed toml for dedup_by-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dedup_by/0.1.0/Cargo.toml
[INFO] started frobbing dedup_by-0.1.0
[INFO] finished frobbing dedup_by-0.1.0
[INFO] frobbed toml for dedup_by-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dedup_by/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 dedup_by-0.1.0 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-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dedup_by/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 460bcef56b10f74e9848f993d3c1a6b85c505a426f500e652a09fb6237caf8a3
[INFO] running `"docker" "start" "-a" "460bcef56b10f74e9848f993d3c1a6b85c505a426f500e652a09fb6237caf8a3"`
[INFO] [stderr]    Compiling dedup_by v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `"docker" "inspect" "460bcef56b10f74e9848f993d3c1a6b85c505a426f500e652a09fb6237caf8a3"`
[INFO] running `"docker" "rm" "-f" "460bcef56b10f74e9848f993d3c1a6b85c505a426f500e652a09fb6237caf8a3"`
[INFO] [stdout] 460bcef56b10f74e9848f993d3c1a6b85c505a426f500e652a09fb6237caf8a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dedup_by/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] cea2361686ff9a1bec70c9431e9d928f32a06d3b12a7056bd46bcb57742bae5f
[INFO] running `"docker" "start" "-a" "cea2361686ff9a1bec70c9431e9d928f32a06d3b12a7056bd46bcb57742bae5f"`
[INFO] [stderr]    Compiling dedup_by v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "cea2361686ff9a1bec70c9431e9d928f32a06d3b12a7056bd46bcb57742bae5f"`
[INFO] running `"docker" "rm" "-f" "cea2361686ff9a1bec70c9431e9d928f32a06d3b12a7056bd46bcb57742bae5f"`
[INFO] [stdout] cea2361686ff9a1bec70c9431e9d928f32a06d3b12a7056bd46bcb57742bae5f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dedup_by/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ba1622957420715e3b8f7a053096b86df52771b4f88b617d517dab2ce6f5d8f5
[INFO] running `"docker" "start" "-a" "ba1622957420715e3b8f7a053096b86df52771b4f88b617d517dab2ce6f5d8f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dedup_by-4f5929c8bcda2fef
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_dedup_by ... ok
[INFO] [stderr]    Doc-tests dedup_by
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - dedup_by (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ba1622957420715e3b8f7a053096b86df52771b4f88b617d517dab2ce6f5d8f5"`
[INFO] running `"docker" "rm" "-f" "ba1622957420715e3b8f7a053096b86df52771b4f88b617d517dab2ce6f5d8f5"`
[INFO] [stdout] ba1622957420715e3b8f7a053096b86df52771b4f88b617d517dab2ce6f5d8f5