[INFO] updating cached repository Dumra/testing_collections
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Dumra/testing_collections
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Dumra/testing_collections" "work/ex/beta-1.38-1/sources/1.37.0/gh/Dumra/testing_collections"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Dumra/testing_collections'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Dumra/testing_collections" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dumra/testing_collections"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dumra/testing_collections'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7263d9831e93a2b1dcb7f07d0dee94db8728c35
[INFO] sha for GitHub repo Dumra/testing_collections: f7263d9831e93a2b1dcb7f07d0dee94db8728c35
[INFO] validating manifest of Dumra/testing_collections 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 Dumra/testing_collections 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 Dumra/testing_collections
[INFO] finished frobbing Dumra/testing_collections
[INFO] frobbed toml for Dumra/testing_collections written to work/ex/beta-1.38-1/sources/1.37.0/gh/Dumra/testing_collections/Cargo.toml
[INFO] started frobbing Dumra/testing_collections
[INFO] finished frobbing Dumra/testing_collections
[INFO] frobbed toml for Dumra/testing_collections written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dumra/testing_collections/Cargo.toml
[INFO] crate Dumra/testing_collections already has a lockfile, it will not be regenerated
[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 Dumra/testing_collections 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-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dumra/testing_collections:/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] 100880d982acd054d4d4c3ede647658d2970d2a14d24e95c61601f3520cef5ad
[INFO] running `"docker" "start" "-a" "100880d982acd054d4d4c3ede647658d2970d2a14d24e95c61601f3520cef5ad"`
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `"docker" "inspect" "100880d982acd054d4d4c3ede647658d2970d2a14d24e95c61601f3520cef5ad"`
[INFO] running `"docker" "rm" "-f" "100880d982acd054d4d4c3ede647658d2970d2a14d24e95c61601f3520cef5ad"`
[INFO] [stdout] 100880d982acd054d4d4c3ede647658d2970d2a14d24e95c61601f3520cef5ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dumra/testing_collections:/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] 5d36f4e4fab081648257559397ac5a4cff6868e2e2482bba341c6b3a662c3041
[INFO] running `"docker" "start" "-a" "5d36f4e4fab081648257559397ac5a4cff6868e2e2482bba341c6b3a662c3041"`
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "5d36f4e4fab081648257559397ac5a4cff6868e2e2482bba341c6b3a662c3041"`
[INFO] running `"docker" "rm" "-f" "5d36f4e4fab081648257559397ac5a4cff6868e2e2482bba341c6b3a662c3041"`
[INFO] [stdout] 5d36f4e4fab081648257559397ac5a4cff6868e2e2482bba341c6b3a662c3041
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dumra/testing_collections:/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] aeac7a05f97c9ae67645c0c6640dc2d4dbf7bcc32399ca28de672bc270362a04
[INFO] running `"docker" "start" "-a" "aeac7a05f97c9ae67645c0c6640dc2d4dbf7bcc32399ca28de672bc270362a04"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/collections-dcf8f2dcfb8be624
[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" "aeac7a05f97c9ae67645c0c6640dc2d4dbf7bcc32399ca28de672bc270362a04"`
[INFO] running `"docker" "rm" "-f" "aeac7a05f97c9ae67645c0c6640dc2d4dbf7bcc32399ca28de672bc270362a04"`
[INFO] [stdout] aeac7a05f97c9ae67645c0c6640dc2d4dbf7bcc32399ca28de672bc270362a04