[INFO] crate staple 0.1.0 is already in cache
[INFO] extracting crate staple 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/staple/0.1.0
[INFO] extracting crate staple 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/staple/0.1.0
[INFO] validating manifest of staple-0.1.0 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 staple-0.1.0 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 staple-0.1.0
[INFO] finished frobbing staple-0.1.0
[INFO] frobbed toml for staple-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/staple/0.1.0/Cargo.toml
[INFO] started frobbing staple-0.1.0
[INFO] finished frobbing staple-0.1.0
[INFO] frobbed toml for staple-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/staple/0.1.0/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 staple-0.1.0 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/staple/0.1.0:/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] 9e7d7d4d61e99dc76e8579445f515f22dfae0460fa49760d508621751a78dee1
[INFO] running `"docker" "start" "-a" "9e7d7d4d61e99dc76e8579445f515f22dfae0460fa49760d508621751a78dee1"`
[INFO] [stderr]    Compiling staple v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let matches = App::new("Staple Static Blog Generator")
[INFO] [stderr]   |         ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "9e7d7d4d61e99dc76e8579445f515f22dfae0460fa49760d508621751a78dee1"`
[INFO] running `"docker" "rm" "-f" "9e7d7d4d61e99dc76e8579445f515f22dfae0460fa49760d508621751a78dee1"`
[INFO] [stdout] 9e7d7d4d61e99dc76e8579445f515f22dfae0460fa49760d508621751a78dee1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/staple/0.1.0:/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] b0ef6985c75f63796a8ed9dfedb8749051a3c6ab916e6dc64282db6c3112e56c
[INFO] running `"docker" "start" "-a" "b0ef6985c75f63796a8ed9dfedb8749051a3c6ab916e6dc64282db6c3112e56c"`
[INFO] [stderr]    Compiling staple v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let matches = App::new("Staple Static Blog Generator")
[INFO] [stderr]   |         ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "b0ef6985c75f63796a8ed9dfedb8749051a3c6ab916e6dc64282db6c3112e56c"`
[INFO] running `"docker" "rm" "-f" "b0ef6985c75f63796a8ed9dfedb8749051a3c6ab916e6dc64282db6c3112e56c"`
[INFO] [stdout] b0ef6985c75f63796a8ed9dfedb8749051a3c6ab916e6dc64282db6c3112e56c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/staple/0.1.0:/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] 3aa9abbfff53ec6a91b9605acc105d7a603bbca2fd8861948491bbab781701ef
[INFO] running `"docker" "start" "-a" "3aa9abbfff53ec6a91b9605acc105d7a603bbca2fd8861948491bbab781701ef"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/staple-fcd12a65fc976764
[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" "3aa9abbfff53ec6a91b9605acc105d7a603bbca2fd8861948491bbab781701ef"`
[INFO] running `"docker" "rm" "-f" "3aa9abbfff53ec6a91b9605acc105d7a603bbca2fd8861948491bbab781701ef"`
[INFO] [stdout] 3aa9abbfff53ec6a91b9605acc105d7a603bbca2fd8861948491bbab781701ef