[INFO] crate flat_map 0.0.8 is already in cache
[INFO] extracting crate flat_map 0.0.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/flat_map/0.0.8
[INFO] extracting crate flat_map 0.0.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/flat_map/0.0.8
[INFO] validating manifest of flat_map-0.0.8 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 flat_map-0.0.8 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 flat_map-0.0.8
[INFO] finished frobbing flat_map-0.0.8
[INFO] frobbed toml for flat_map-0.0.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/flat_map/0.0.8/Cargo.toml
[INFO] started frobbing flat_map-0.0.8
[INFO] finished frobbing flat_map-0.0.8
[INFO] frobbed toml for flat_map-0.0.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/flat_map/0.0.8/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 flat_map-0.0.8 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flat_map/0.0.8:/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] 5d42da20f7ed82f692fde3b45a2614e3698accf6dcb3d1f551dfd2c9ecf1a3da
[INFO] running `"docker" "start" "-a" "5d42da20f7ed82f692fde3b45a2614e3698accf6dcb3d1f551dfd2c9ecf1a3da"`
[INFO] [stderr]    Compiling flat_map v0.0.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "5d42da20f7ed82f692fde3b45a2614e3698accf6dcb3d1f551dfd2c9ecf1a3da"`
[INFO] running `"docker" "rm" "-f" "5d42da20f7ed82f692fde3b45a2614e3698accf6dcb3d1f551dfd2c9ecf1a3da"`
[INFO] [stdout] 5d42da20f7ed82f692fde3b45a2614e3698accf6dcb3d1f551dfd2c9ecf1a3da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flat_map/0.0.8:/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] a790c4fd078145c6474c2650f2dbfee21f1489f292d548422e8c1c994d57b68d
[INFO] running `"docker" "start" "-a" "a790c4fd078145c6474c2650f2dbfee21f1489f292d548422e8c1c994d57b68d"`
[INFO] [stderr]    Compiling flat_map v0.0.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "a790c4fd078145c6474c2650f2dbfee21f1489f292d548422e8c1c994d57b68d"`
[INFO] running `"docker" "rm" "-f" "a790c4fd078145c6474c2650f2dbfee21f1489f292d548422e8c1c994d57b68d"`
[INFO] [stdout] a790c4fd078145c6474c2650f2dbfee21f1489f292d548422e8c1c994d57b68d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flat_map/0.0.8:/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] 31e56f6ce37d10fd6e3da08a7039d54fb6e3a46644c94b5f96f9d7e8d4044fd7
[INFO] running `"docker" "start" "-a" "31e56f6ce37d10fd6e3da08a7039d54fb6e3a46644c94b5f96f9d7e8d4044fd7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flat_map-22efd2e7b442d46e
[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" "31e56f6ce37d10fd6e3da08a7039d54fb6e3a46644c94b5f96f9d7e8d4044fd7"`
[INFO] running `"docker" "rm" "-f" "31e56f6ce37d10fd6e3da08a7039d54fb6e3a46644c94b5f96f9d7e8d4044fd7"`
[INFO] [stdout] 31e56f6ce37d10fd6e3da08a7039d54fb6e3a46644c94b5f96f9d7e8d4044fd7