[INFO] crate gensym 0.1.0 is already in cache
[INFO] extracting crate gensym 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/gensym/0.1.0
[INFO] extracting crate gensym 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gensym/0.1.0
[INFO] validating manifest of gensym-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 gensym-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 gensym-0.1.0
[INFO] finished frobbing gensym-0.1.0
[INFO] frobbed toml for gensym-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/gensym/0.1.0/Cargo.toml
[INFO] started frobbing gensym-0.1.0
[INFO] finished frobbing gensym-0.1.0
[INFO] frobbed toml for gensym-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gensym/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 gensym-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/gensym/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] 3345f14608804ba2d1c16b6e2530969b5ccd08965f9bfd02ed81def6297cb073
[INFO] running `"docker" "start" "-a" "3345f14608804ba2d1c16b6e2530969b5ccd08965f9bfd02ed81def6297cb073"`
[INFO] [stderr]    Compiling gensym v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `quote::quote`
[INFO] [stderr]   --> src/lib.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use quote::quote;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Extend` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     use core::iter::Extend;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "3345f14608804ba2d1c16b6e2530969b5ccd08965f9bfd02ed81def6297cb073"`
[INFO] running `"docker" "rm" "-f" "3345f14608804ba2d1c16b6e2530969b5ccd08965f9bfd02ed81def6297cb073"`
[INFO] [stdout] 3345f14608804ba2d1c16b6e2530969b5ccd08965f9bfd02ed81def6297cb073
[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/gensym/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] 490727cb85eb46df1956467acd4d1ba741a61c6abb0994938b0e7b56fdef4bd7
[INFO] running `"docker" "start" "-a" "490727cb85eb46df1956467acd4d1ba741a61c6abb0994938b0e7b56fdef4bd7"`
[INFO] [stderr]    Compiling gensym v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `quote::quote`
[INFO] [stderr]   --> src/lib.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use quote::quote;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Extend` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     use core::iter::Extend;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "490727cb85eb46df1956467acd4d1ba741a61c6abb0994938b0e7b56fdef4bd7"`
[INFO] running `"docker" "rm" "-f" "490727cb85eb46df1956467acd4d1ba741a61c6abb0994938b0e7b56fdef4bd7"`
[INFO] [stdout] 490727cb85eb46df1956467acd4d1ba741a61c6abb0994938b0e7b56fdef4bd7
[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/gensym/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] 5728042098c25d99e4b3124d453b78778fae873042897b4c83e4848ae7fa69cb
[INFO] running `"docker" "start" "-a" "5728042098c25d99e4b3124d453b78778fae873042897b4c83e4848ae7fa69cb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gensym-4af6641e338ee32a
[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] [stderr]    Doc-tests gensym
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 3) ... 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" "5728042098c25d99e4b3124d453b78778fae873042897b4c83e4848ae7fa69cb"`
[INFO] running `"docker" "rm" "-f" "5728042098c25d99e4b3124d453b78778fae873042897b4c83e4848ae7fa69cb"`
[INFO] [stdout] 5728042098c25d99e4b3124d453b78778fae873042897b4c83e4848ae7fa69cb