[INFO] crate partial 0.4.0 is already in cache
[INFO] extracting crate partial 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/partial/0.4.0
[INFO] extracting crate partial 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/partial/0.4.0
[INFO] validating manifest of partial-0.4.0 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 partial-0.4.0 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 partial-0.4.0
[INFO] finished frobbing partial-0.4.0
[INFO] frobbed toml for partial-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/partial/0.4.0/Cargo.toml
[INFO] started frobbing partial-0.4.0
[INFO] finished frobbing partial-0.4.0
[INFO] frobbed toml for partial-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/partial/0.4.0/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] [stderr]     Blocking waiting for file lock on package cache
[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 partial-0.4.0 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/partial/0.4.0:/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] 596bd1b3a213b68efce9dae9274e76641ed28d03851d10bb597146b9a47e5ad8
[INFO] running `"docker" "start" "-a" "596bd1b3a213b68efce9dae9274e76641ed28d03851d10bb597146b9a47e5ad8"`
[INFO] [stderr]    Compiling partial v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "596bd1b3a213b68efce9dae9274e76641ed28d03851d10bb597146b9a47e5ad8"`
[INFO] running `"docker" "rm" "-f" "596bd1b3a213b68efce9dae9274e76641ed28d03851d10bb597146b9a47e5ad8"`
[INFO] [stdout] 596bd1b3a213b68efce9dae9274e76641ed28d03851d10bb597146b9a47e5ad8
[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/partial/0.4.0:/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] 5a3df09fece52c27377c3143e90933ef9154db4ac52adfd56b5275f9ac39e754
[INFO] running `"docker" "start" "-a" "5a3df09fece52c27377c3143e90933ef9154db4ac52adfd56b5275f9ac39e754"`
[INFO] [stderr]    Compiling partial v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::Partial::*`
[INFO] [stderr]    --> src/libpartial/lib.rs:126:7
[INFO] [stderr]     |
[INFO] [stderr] 126 |   use super::Partial::*;
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "5a3df09fece52c27377c3143e90933ef9154db4ac52adfd56b5275f9ac39e754"`
[INFO] running `"docker" "rm" "-f" "5a3df09fece52c27377c3143e90933ef9154db4ac52adfd56b5275f9ac39e754"`
[INFO] [stdout] 5a3df09fece52c27377c3143e90933ef9154db4ac52adfd56b5275f9ac39e754
[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/partial/0.4.0:/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] 6c053b9b531c2b3c6ea2936eb172858c22b5fdf2b719bf68e93ce0ff6f4f66e2
[INFO] running `"docker" "start" "-a" "6c053b9b531c2b3c6ea2936eb172858c22b5fdf2b719bf68e93ce0ff6f4f66e2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/partial-fa38c2d73f1ef900
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::partial_unwrap_or_else ... ok
[INFO] [stdout] test test::partial_unwrap ... ok
[INFO] [stdout] test test::partial_and_next ... ok
[INFO] [stdout] test test::partial_map ... ok
[INFO] [stdout] test test::partial_and_then ... ok
[INFO] [stdout] test test::partial_unwrap_nothing ... ok
[INFO] [stdout] test test::partial_unwrap_fake ... ok
[INFO] [stdout] test test::partial_unwrap_all_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests partial
[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" "6c053b9b531c2b3c6ea2936eb172858c22b5fdf2b719bf68e93ce0ff6f4f66e2"`
[INFO] running `"docker" "rm" "-f" "6c053b9b531c2b3c6ea2936eb172858c22b5fdf2b719bf68e93ce0ff6f4f66e2"`
[INFO] [stdout] 6c053b9b531c2b3c6ea2936eb172858c22b5fdf2b719bf68e93ce0ff6f4f66e2