[INFO] crate rustc-workspace-hack 1.0.0 is already in cache
[INFO] extracting crate rustc-workspace-hack 1.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rustc-workspace-hack/1.0.0
[INFO] extracting crate rustc-workspace-hack 1.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustc-workspace-hack/1.0.0
[INFO] validating manifest of rustc-workspace-hack-1.0.0 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 rustc-workspace-hack-1.0.0 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 rustc-workspace-hack-1.0.0
[INFO] finished frobbing rustc-workspace-hack-1.0.0
[INFO] frobbed toml for rustc-workspace-hack-1.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rustc-workspace-hack/1.0.0/Cargo.toml
[INFO] started frobbing rustc-workspace-hack-1.0.0
[INFO] finished frobbing rustc-workspace-hack-1.0.0
[INFO] frobbed toml for rustc-workspace-hack-1.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustc-workspace-hack/1.0.0/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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" "+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 rustc-workspace-hack-1.0.0 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rustc-workspace-hack/1.0.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 537893bd9b9736617d7fb7d89facabd53ce1a3a4256b36ec531abe39206f2821
[INFO] running `"docker" "start" "-a" "537893bd9b9736617d7fb7d89facabd53ce1a3a4256b36ec531abe39206f2821"`
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `"docker" "inspect" "537893bd9b9736617d7fb7d89facabd53ce1a3a4256b36ec531abe39206f2821"`
[INFO] running `"docker" "rm" "-f" "537893bd9b9736617d7fb7d89facabd53ce1a3a4256b36ec531abe39206f2821"`
[INFO] [stdout] 537893bd9b9736617d7fb7d89facabd53ce1a3a4256b36ec531abe39206f2821
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rustc-workspace-hack/1.0.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 86a5c966b5846df69a561b64c0ea12727aa4230dc4174b1a44c9dcb273f583ee
[INFO] running `"docker" "start" "-a" "86a5c966b5846df69a561b64c0ea12727aa4230dc4174b1a44c9dcb273f583ee"`
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "86a5c966b5846df69a561b64c0ea12727aa4230dc4174b1a44c9dcb273f583ee"`
[INFO] running `"docker" "rm" "-f" "86a5c966b5846df69a561b64c0ea12727aa4230dc4174b1a44c9dcb273f583ee"`
[INFO] [stdout] 86a5c966b5846df69a561b64c0ea12727aa4230dc4174b1a44c9dcb273f583ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rustc-workspace-hack/1.0.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a5115c2a5c8b68f280e515704d2e834521a655cf36112cde6152ec6934f68377
[INFO] running `"docker" "start" "-a" "a5115c2a5c8b68f280e515704d2e834521a655cf36112cde6152ec6934f68377"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustc_workspace_hack-0b056fde034e07d7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustc-workspace-hack
[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" "a5115c2a5c8b68f280e515704d2e834521a655cf36112cde6152ec6934f68377"`
[INFO] running `"docker" "rm" "-f" "a5115c2a5c8b68f280e515704d2e834521a655cf36112cde6152ec6934f68377"`
[INFO] [stdout] a5115c2a5c8b68f280e515704d2e834521a655cf36112cde6152ec6934f68377