[INFO] crate spec 0.2.0 is already in cache
[INFO] extracting crate spec 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/spec/0.2.0
[INFO] extracting crate spec 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/spec/0.2.0
[INFO] validating manifest of spec-0.2.0 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 spec-0.2.0 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 spec-0.2.0
[INFO] finished frobbing spec-0.2.0
[INFO] frobbed toml for spec-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/spec/0.2.0/Cargo.toml
[INFO] started frobbing spec-0.2.0
[INFO] finished frobbing spec-0.2.0
[INFO] frobbed toml for spec-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/spec/0.2.0/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] 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 spec-0.2.0 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-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/spec/0.2.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c4fdc433fce9131dc11f9d23f4c88ad4c0689658e1c7dc90eb6b2e1f05bf44cc
[INFO] running `"docker" "start" "-a" "c4fdc433fce9131dc11f9d23f4c88ad4c0689658e1c7dc90eb6b2e1f05bf44cc"`
[INFO] [stderr]    Compiling rustfmt v0.10.0
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling extprim v1.7.0
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling strings v0.1.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syntex_pos v0.59.1
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling syntex_errors v0.59.1
[INFO] [stderr]    Compiling syntex_syntax v0.59.1
[INFO] [stderr]    Compiling spec v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `"docker" "inspect" "c4fdc433fce9131dc11f9d23f4c88ad4c0689658e1c7dc90eb6b2e1f05bf44cc"`
[INFO] running `"docker" "rm" "-f" "c4fdc433fce9131dc11f9d23f4c88ad4c0689658e1c7dc90eb6b2e1f05bf44cc"`
[INFO] [stdout] c4fdc433fce9131dc11f9d23f4c88ad4c0689658e1c7dc90eb6b2e1f05bf44cc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/spec/0.2.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8fd2c2dda001b29b482190b5802a32b30efaba86beccb0dcd4e387ecd6e6b15b
[INFO] running `"docker" "start" "-a" "8fd2c2dda001b29b482190b5802a32b30efaba86beccb0dcd4e387ecd6e6b15b"`
[INFO] [stderr]    Compiling spec v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "8fd2c2dda001b29b482190b5802a32b30efaba86beccb0dcd4e387ecd6e6b15b"`
[INFO] running `"docker" "rm" "-f" "8fd2c2dda001b29b482190b5802a32b30efaba86beccb0dcd4e387ecd6e6b15b"`
[INFO] [stdout] 8fd2c2dda001b29b482190b5802a32b30efaba86beccb0dcd4e387ecd6e6b15b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/spec/0.2.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ece2914d9d90f99a3d25eb604ead7866a21859657046640832c06e9b7485b46e
[INFO] running `"docker" "start" "-a" "ece2914d9d90f99a3d25eb604ead7866a21859657046640832c06e9b7485b46e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/spec-13bc5f1e5256c5e9
[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 spec
[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" "ece2914d9d90f99a3d25eb604ead7866a21859657046640832c06e9b7485b46e"`
[INFO] running `"docker" "rm" "-f" "ece2914d9d90f99a3d25eb604ead7866a21859657046640832c06e9b7485b46e"`
[INFO] [stdout] ece2914d9d90f99a3d25eb604ead7866a21859657046640832c06e9b7485b46e