[INFO] crate background-jobs 0.5.1 is already in cache
[INFO] extracting crate background-jobs 0.5.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/background-jobs/0.5.1
[INFO] extracting crate background-jobs 0.5.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/background-jobs/0.5.1
[INFO] validating manifest of background-jobs-0.5.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of background-jobs-0.5.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing background-jobs-0.5.1
[INFO] finished frobbing background-jobs-0.5.1
[INFO] frobbed toml for background-jobs-0.5.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/background-jobs/0.5.1/Cargo.toml
[INFO] started frobbing background-jobs-0.5.1
[INFO] finished frobbing background-jobs-0.5.1
[INFO] frobbed toml for background-jobs-0.5.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/background-jobs/0.5.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing background-jobs-0.5.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/background-jobs/0.5.1:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 3e390d802558996f9c324a770639501c3c6bc1f182c01eb9198b0df37cc6cbae
[INFO] running `"docker" "start" "-a" "3e390d802558996f9c324a770639501c3c6bc1f182c01eb9198b0df37cc6cbae"`
[INFO] [stderr]    Compiling historian v4.0.3
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling actix-service v0.4.1
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling actix_derive v0.4.0
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling actix-codec v0.1.2
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling actix-utils v0.4.5
[INFO] [stderr]    Compiling background-jobs-core v0.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling actix-server-config v0.1.2
[INFO] [stderr]    Compiling trust-dns-proto v0.7.4
[INFO] [stderr]    Compiling actix-threadpool v0.1.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.11.1
[INFO] [stderr]    Compiling actix-rt v0.2.4
[INFO] [stderr]    Compiling pagecache v0.17.0
[INFO] [stderr]    Compiling actix-connect v0.2.2
[INFO] [stderr]    Compiling actix-http v0.2.8
[INFO] [stderr]    Compiling sled v0.24.1
[INFO] [stderr]    Compiling background-jobs-sled-storage v0.1.2
[INFO] [stderr]    Compiling actix v0.8.3
[INFO] [stderr]    Compiling background-jobs-actix v0.5.0
[INFO] [stderr]    Compiling background-jobs v0.5.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `"docker" "inspect" "3e390d802558996f9c324a770639501c3c6bc1f182c01eb9198b0df37cc6cbae"`
[INFO] running `"docker" "rm" "-f" "3e390d802558996f9c324a770639501c3c6bc1f182c01eb9198b0df37cc6cbae"`
[INFO] [stdout] 3e390d802558996f9c324a770639501c3c6bc1f182c01eb9198b0df37cc6cbae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/background-jobs/0.5.1:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b75d52799fc461f0d9732a4a95abc44ebf206a8c26b59b0471c218071e8f129f
[INFO] running `"docker" "start" "-a" "b75d52799fc461f0d9732a4a95abc44ebf206a8c26b59b0471c218071e8f129f"`
[INFO] [stderr]    Compiling background-jobs v0.5.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "b75d52799fc461f0d9732a4a95abc44ebf206a8c26b59b0471c218071e8f129f"`
[INFO] running `"docker" "rm" "-f" "b75d52799fc461f0d9732a4a95abc44ebf206a8c26b59b0471c218071e8f129f"`
[INFO] [stdout] b75d52799fc461f0d9732a4a95abc44ebf206a8c26b59b0471c218071e8f129f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/background-jobs/0.5.1:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] c0d0ed55506cfa3e8a148b482f6e9fccae87aa89ba70f1d14798a2a7d180fe2e
[INFO] running `"docker" "start" "-a" "c0d0ed55506cfa3e8a148b482f6e9fccae87aa89ba70f1d14798a2a7d180fe2e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/background_jobs-4dbca13b05eac03b
[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] [stderr]    Doc-tests background-jobs
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs -  (line 108) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 158) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 44) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 80) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c0d0ed55506cfa3e8a148b482f6e9fccae87aa89ba70f1d14798a2a7d180fe2e"`
[INFO] running `"docker" "rm" "-f" "c0d0ed55506cfa3e8a148b482f6e9fccae87aa89ba70f1d14798a2a7d180fe2e"`
[INFO] [stdout] c0d0ed55506cfa3e8a148b482f6e9fccae87aa89ba70f1d14798a2a7d180fe2e