[INFO] crate ref_filter_map 1.0.1 is already in cache
[INFO] extracting crate ref_filter_map 1.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/ref_filter_map/1.0.1
[INFO] extracting crate ref_filter_map 1.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref_filter_map/1.0.1
[INFO] validating manifest of ref_filter_map-1.0.1 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 ref_filter_map-1.0.1 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 ref_filter_map-1.0.1
[INFO] finished frobbing ref_filter_map-1.0.1
[INFO] frobbed toml for ref_filter_map-1.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ref_filter_map/1.0.1/Cargo.toml
[INFO] started frobbing ref_filter_map-1.0.1
[INFO] finished frobbing ref_filter_map-1.0.1
[INFO] frobbed toml for ref_filter_map-1.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref_filter_map/1.0.1/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 ref_filter_map-1.0.1 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ref_filter_map/1.0.1:/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] e7cc3d77ab48d28792ed5b415767dcf4c8ed961bb83ba26d677e150a732e608f
[INFO] running `"docker" "start" "-a" "e7cc3d77ab48d28792ed5b415767dcf4c8ed961bb83ba26d677e150a732e608f"`
[INFO] [stderr]    Compiling ref_filter_map v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `"docker" "inspect" "e7cc3d77ab48d28792ed5b415767dcf4c8ed961bb83ba26d677e150a732e608f"`
[INFO] running `"docker" "rm" "-f" "e7cc3d77ab48d28792ed5b415767dcf4c8ed961bb83ba26d677e150a732e608f"`
[INFO] [stdout] e7cc3d77ab48d28792ed5b415767dcf4c8ed961bb83ba26d677e150a732e608f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ref_filter_map/1.0.1:/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] 5a7419725cc650b8b987d25c27100a10056b64b05969730c4113943a3c0460bb
[INFO] running `"docker" "start" "-a" "5a7419725cc650b8b987d25c27100a10056b64b05969730c4113943a3c0460bb"`
[INFO] [stderr]    Compiling ref_filter_map v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "5a7419725cc650b8b987d25c27100a10056b64b05969730c4113943a3c0460bb"`
[INFO] running `"docker" "rm" "-f" "5a7419725cc650b8b987d25c27100a10056b64b05969730c4113943a3c0460bb"`
[INFO] [stdout] 5a7419725cc650b8b987d25c27100a10056b64b05969730c4113943a3c0460bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ref_filter_map/1.0.1:/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] 6b7cec8427ee307ed97baada1a2f8d8b141804e8533f1231dfd1aa2ef0fa557a
[INFO] running `"docker" "start" "-a" "6b7cec8427ee307ed97baada1a2f8d8b141804e8533f1231dfd1aa2ef0fa557a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ref_filter_map-5344bf6fee400478
[INFO] [stderr]    Doc-tests ref_filter_map
[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 3 tests
[INFO] [stdout] test lib.rs -  (line 7) ... ok
[INFO] [stdout] test lib.rs - ref_filter_map (line 48) ... ok
[INFO] [stdout] test lib.rs - ref_mut_filter_map (line 77) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6b7cec8427ee307ed97baada1a2f8d8b141804e8533f1231dfd1aa2ef0fa557a"`
[INFO] running `"docker" "rm" "-f" "6b7cec8427ee307ed97baada1a2f8d8b141804e8533f1231dfd1aa2ef0fa557a"`
[INFO] [stdout] 6b7cec8427ee307ed97baada1a2f8d8b141804e8533f1231dfd1aa2ef0fa557a