[INFO] updating cached repository tperdue321/rust_collections
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tperdue321/rust_collections
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tperdue321/rust_collections" "work/ex/beta-1.38-1/sources/1.37.0/gh/tperdue321/rust_collections"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tperdue321/rust_collections'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tperdue321/rust_collections" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tperdue321/rust_collections"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tperdue321/rust_collections'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02b50cf23d72a01d136bee2fc2dd7aec77b63c06
[INFO] sha for GitHub repo tperdue321/rust_collections: 02b50cf23d72a01d136bee2fc2dd7aec77b63c06
[INFO] validating manifest of tperdue321/rust_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 tperdue321/rust_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 tperdue321/rust_collections
[INFO] finished frobbing tperdue321/rust_collections
[INFO] frobbed toml for tperdue321/rust_collections written to work/ex/beta-1.38-1/sources/1.37.0/gh/tperdue321/rust_collections/Cargo.toml
[INFO] started frobbing tperdue321/rust_collections
[INFO] finished frobbing tperdue321/rust_collections
[INFO] frobbed toml for tperdue321/rust_collections written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tperdue321/rust_collections/Cargo.toml
[INFO] crate tperdue321/rust_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 tperdue321/rust_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-1/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/tperdue321/rust_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] 9df0dab158b5e5955c4d2716c3a778034b1fe4cdf9b70ba34cc32ae783279eba
[INFO] running `"docker" "start" "-a" "9df0dab158b5e5955c4d2716c3a778034b1fe4cdf9b70ba34cc32ae783279eba"`
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "9df0dab158b5e5955c4d2716c3a778034b1fe4cdf9b70ba34cc32ae783279eba"`
[INFO] running `"docker" "rm" "-f" "9df0dab158b5e5955c4d2716c3a778034b1fe4cdf9b70ba34cc32ae783279eba"`
[INFO] [stdout] 9df0dab158b5e5955c4d2716c3a778034b1fe4cdf9b70ba34cc32ae783279eba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/tperdue321/rust_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] 4ff07ecc2cd594b79641499414601ca207835ed488f8f042b4e0686fb77e286e
[INFO] running `"docker" "start" "-a" "4ff07ecc2cd594b79641499414601ca207835ed488f8f042b4e0686fb77e286e"`
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "4ff07ecc2cd594b79641499414601ca207835ed488f8f042b4e0686fb77e286e"`
[INFO] running `"docker" "rm" "-f" "4ff07ecc2cd594b79641499414601ca207835ed488f8f042b4e0686fb77e286e"`
[INFO] [stdout] 4ff07ecc2cd594b79641499414601ca207835ed488f8f042b4e0686fb77e286e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/tperdue321/rust_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] a6ba8bddd4bc322796e7aaf630eee838cc1bc40d4dc77239c74bdda00a3c6112
[INFO] running `"docker" "start" "-a" "a6ba8bddd4bc322796e7aaf630eee838cc1bc40d4dc77239c74bdda00a3c6112"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[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" "a6ba8bddd4bc322796e7aaf630eee838cc1bc40d4dc77239c74bdda00a3c6112"`
[INFO] running `"docker" "rm" "-f" "a6ba8bddd4bc322796e7aaf630eee838cc1bc40d4dc77239c74bdda00a3c6112"`
[INFO] [stdout] a6ba8bddd4bc322796e7aaf630eee838cc1bc40d4dc77239c74bdda00a3c6112