[INFO] fetching crate randselect 0.2.4...
[INFO] extracting crate randselect 0.2.4 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/randselect/0.2.4
[INFO] extracting crate randselect 0.2.4 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/randselect/0.2.4
[INFO] validating manifest of randselect-0.2.4 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of randselect-0.2.4 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing randselect-0.2.4
[INFO] finished frobbing randselect-0.2.4
[INFO] frobbed toml for randselect-0.2.4 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/randselect/0.2.4/Cargo.toml
[INFO] started frobbing randselect-0.2.4
[INFO] finished frobbing randselect-0.2.4
[INFO] frobbed toml for randselect-0.2.4 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/randselect/0.2.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing randselect-0.2.4 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/randselect/0.2.4:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] d066ff01be3564753a61ed19d91b76a21cdbf9e9247a0cdf02161fcd8dc0e2e7
[INFO] running `"docker" "start" "-a" "d066ff01be3564753a61ed19d91b76a21cdbf9e9247a0cdf02161fcd8dc0e2e7"`
[INFO] [stderr]    Compiling human-panic v1.0.1
[INFO] [stderr]    Compiling fern v0.5.8
[INFO] [stderr]    Compiling randselect v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.85s
[INFO] running `"docker" "inspect" "d066ff01be3564753a61ed19d91b76a21cdbf9e9247a0cdf02161fcd8dc0e2e7"`
[INFO] running `"docker" "rm" "-f" "d066ff01be3564753a61ed19d91b76a21cdbf9e9247a0cdf02161fcd8dc0e2e7"`
[INFO] [stdout] d066ff01be3564753a61ed19d91b76a21cdbf9e9247a0cdf02161fcd8dc0e2e7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/randselect/0.2.4:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8d3b56bb9f898d14c86a00c1ef3dbb4225b789097517f88346b3d77df75afbc3
[INFO] running `"docker" "start" "-a" "8d3b56bb9f898d14c86a00c1ef3dbb4225b789097517f88346b3d77df75afbc3"`
[INFO] [stderr]    Compiling randselect v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "8d3b56bb9f898d14c86a00c1ef3dbb4225b789097517f88346b3d77df75afbc3"`
[INFO] running `"docker" "rm" "-f" "8d3b56bb9f898d14c86a00c1ef3dbb4225b789097517f88346b3d77df75afbc3"`
[INFO] [stdout] 8d3b56bb9f898d14c86a00c1ef3dbb4225b789097517f88346b3d77df75afbc3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/randselect/0.2.4:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 8484eb8181a43f07e24e8ea77137a2b7030d95e64a4c4f824ec6095b4629bc36
[INFO] running `"docker" "start" "-a" "8484eb8181a43f07e24e8ea77137a2b7030d95e64a4c4f824ec6095b4629bc36"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/randselect-0e8044a5c3e97604
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test utils::test::test_set_log_level_5 ... ok
[INFO] [stdout] test utils::test::test_set_log_level_1 ... ok
[INFO] [stdout] test test::test_invalid_paths ... ok
[INFO] [stdout] test test::test_valid_paths ... ok
[INFO] [stderr] [2019-06-11 15:27:12][randselect::utils][WARN] Logger was already set and cannot be reset.
[INFO] [stdout] 
[INFO] [stderr] [2019-06-11 15:27:12][randselect][ERROR] The output directory cannot be the same as the input directory.
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] /opt/crater/workdir == /opt/crater/workdir
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/randselect-466c06a13f073ab3
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test utils::test::test_set_log_level_5 ... ok
[INFO] [stderr] [2019-06-11 15:27:12][randselect::utils][WARN] Logger was already set and cannot be reset.
[INFO] [stdout] test utils::test::test_set_log_level_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/integration_test-665fd0b1fba4d0b5
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test runs_with_error ... ok
[INFO] [stdout] test runs_without_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests randselect
[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" "8484eb8181a43f07e24e8ea77137a2b7030d95e64a4c4f824ec6095b4629bc36"`
[INFO] running `"docker" "rm" "-f" "8484eb8181a43f07e24e8ea77137a2b7030d95e64a4c4f824ec6095b4629bc36"`
[INFO] [stdout] 8484eb8181a43f07e24e8ea77137a2b7030d95e64a4c4f824ec6095b4629bc36