[INFO] crate data_structure_traits 0.1.12 is already in cache
[INFO] extracting crate data_structure_traits 0.1.12 into work/ex/beta-1.38-1/sources/1.37.0/reg/data_structure_traits/0.1.12
[INFO] extracting crate data_structure_traits 0.1.12 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/data_structure_traits/0.1.12
[INFO] validating manifest of data_structure_traits-0.1.12 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 data_structure_traits-0.1.12 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 data_structure_traits-0.1.12
[INFO] finished frobbing data_structure_traits-0.1.12
[INFO] frobbed toml for data_structure_traits-0.1.12 written to work/ex/beta-1.38-1/sources/1.37.0/reg/data_structure_traits/0.1.12/Cargo.toml
[INFO] started frobbing data_structure_traits-0.1.12
[INFO] finished frobbing data_structure_traits-0.1.12
[INFO] frobbed toml for data_structure_traits-0.1.12 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/data_structure_traits/0.1.12/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing data_structure_traits-0.1.12 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/data_structure_traits/0.1.12:/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] 1c60581865ea5ab8133bdc461109710a03bc492225ee68170b9208c4a8a71227
[INFO] running `"docker" "start" "-a" "1c60581865ea5ab8133bdc461109710a03bc492225ee68170b9208c4a8a71227"`
[INFO] [stderr]    Compiling data_structure_traits v0.1.12 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "1c60581865ea5ab8133bdc461109710a03bc492225ee68170b9208c4a8a71227"`
[INFO] running `"docker" "rm" "-f" "1c60581865ea5ab8133bdc461109710a03bc492225ee68170b9208c4a8a71227"`
[INFO] [stdout] 1c60581865ea5ab8133bdc461109710a03bc492225ee68170b9208c4a8a71227
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/data_structure_traits/0.1.12:/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] b0070658c8ec8b84d1c590755b971b9ad8599b2587804425b0d4feb04fde8822
[INFO] running `"docker" "start" "-a" "b0070658c8ec8b84d1c590755b971b9ad8599b2587804425b0d4feb04fde8822"`
[INFO] [stderr]    Compiling data_structure_traits v0.1.12 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/test.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "b0070658c8ec8b84d1c590755b971b9ad8599b2587804425b0d4feb04fde8822"`
[INFO] running `"docker" "rm" "-f" "b0070658c8ec8b84d1c590755b971b9ad8599b2587804425b0d4feb04fde8822"`
[INFO] [stdout] b0070658c8ec8b84d1c590755b971b9ad8599b2587804425b0d4feb04fde8822
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/data_structure_traits/0.1.12:/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] 888a7c3e2a11d07e833647addd2f55abc56c1504c083c0fb25189cc88e8ddc5e
[INFO] running `"docker" "start" "-a" "888a7c3e2a11d07e833647addd2f55abc56c1504c083c0fb25189cc88e8ddc5e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/data_structure_traits-ad9206ee058ecac9
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test-e40a20f19d1a7f65
[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 2 tests
[INFO] [stderr]    Doc-tests data_structure_traits
[INFO] [stdout] test test_get ... ok
[INFO] [stdout] test test_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/macros.rs - collection (line 12) ... 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" "888a7c3e2a11d07e833647addd2f55abc56c1504c083c0fb25189cc88e8ddc5e"`
[INFO] running `"docker" "rm" "-f" "888a7c3e2a11d07e833647addd2f55abc56c1504c083c0fb25189cc88e8ddc5e"`
[INFO] [stdout] 888a7c3e2a11d07e833647addd2f55abc56c1504c083c0fb25189cc88e8ddc5e