[INFO] crate ref-cast 0.2.6 is already in cache
[INFO] extracting crate ref-cast 0.2.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/ref-cast/0.2.6
[INFO] extracting crate ref-cast 0.2.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref-cast/0.2.6
[INFO] validating manifest of ref-cast-0.2.6 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 ref-cast-0.2.6 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 ref-cast-0.2.6
[INFO] finished frobbing ref-cast-0.2.6
[INFO] frobbed toml for ref-cast-0.2.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ref-cast/0.2.6/Cargo.toml
[INFO] started frobbing ref-cast-0.2.6
[INFO] finished frobbing ref-cast-0.2.6
[INFO] frobbed toml for ref-cast-0.2.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref-cast/0.2.6/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 ref-cast-0.2.6 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/ref-cast/0.2.6:/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] d32666b18db21632bfc04f95aea68130a9918622e1d4f1202f5c94fafff0922a
[INFO] running `"docker" "start" "-a" "d32666b18db21632bfc04f95aea68130a9918622e1d4f1202f5c94fafff0922a"`
[INFO] [stderr]    Compiling ref-cast-impl v0.2.7
[INFO] [stderr]    Compiling ref-cast v0.2.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "d32666b18db21632bfc04f95aea68130a9918622e1d4f1202f5c94fafff0922a"`
[INFO] running `"docker" "rm" "-f" "d32666b18db21632bfc04f95aea68130a9918622e1d4f1202f5c94fafff0922a"`
[INFO] [stdout] d32666b18db21632bfc04f95aea68130a9918622e1d4f1202f5c94fafff0922a
[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/ref-cast/0.2.6:/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] d9a1c448e3763da7b41dd4c60890b8b21c8a6439704175789f42f5f0c9ff6515
[INFO] running `"docker" "start" "-a" "d9a1c448e3763da7b41dd4c60890b8b21c8a6439704175789f42f5f0c9ff6515"`
[INFO] [stderr]    Compiling ref-cast v0.2.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "d9a1c448e3763da7b41dd4c60890b8b21c8a6439704175789f42f5f0c9ff6515"`
[INFO] running `"docker" "rm" "-f" "d9a1c448e3763da7b41dd4c60890b8b21c8a6439704175789f42f5f0c9ff6515"`
[INFO] [stdout] d9a1c448e3763da7b41dd4c60890b8b21c8a6439704175789f42f5f0c9ff6515
[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/ref-cast/0.2.6:/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] a22e95a717b2e36c56164088469e594819bddf0a1652a8fbf74c6f7cb0c68260
[INFO] running `"docker" "start" "-a" "a22e95a717b2e36c56164088469e594819bddf0a1652a8fbf74c6f7cb0c68260"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ref_cast-355c225766900524
[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 ref-cast
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 47) ... ok
[INFO] [stdout] test src/lib.rs - RefCast (line 138) ... ok
[INFO] [stdout] test src/lib.rs -  (line 95) ... ok
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] test src/lib.rs -  (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a22e95a717b2e36c56164088469e594819bddf0a1652a8fbf74c6f7cb0c68260"`
[INFO] running `"docker" "rm" "-f" "a22e95a717b2e36c56164088469e594819bddf0a1652a8fbf74c6f7cb0c68260"`
[INFO] [stdout] a22e95a717b2e36c56164088469e594819bddf0a1652a8fbf74c6f7cb0c68260