[INFO] updating cached repository Lazzlo2096/Tagit
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Lazzlo2096/Tagit
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Lazzlo2096/Tagit" "work/ex/beta-1.37-6/sources/1.36.0/gh/Lazzlo2096/Tagit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Lazzlo2096/Tagit'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Lazzlo2096/Tagit" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lazzlo2096/Tagit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lazzlo2096/Tagit'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5088f0417ddd797ca1cd6d3881d741799bdb35c4
[INFO] sha for GitHub repo Lazzlo2096/Tagit: 5088f0417ddd797ca1cd6d3881d741799bdb35c4
[INFO] validating manifest of Lazzlo2096/Tagit 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 Lazzlo2096/Tagit 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 Lazzlo2096/Tagit
[INFO] finished frobbing Lazzlo2096/Tagit
[INFO] frobbed toml for Lazzlo2096/Tagit written to work/ex/beta-1.37-6/sources/1.36.0/gh/Lazzlo2096/Tagit/Cargo.toml
[INFO] started frobbing Lazzlo2096/Tagit
[INFO] finished frobbing Lazzlo2096/Tagit
[INFO] frobbed toml for Lazzlo2096/Tagit written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lazzlo2096/Tagit/Cargo.toml
[INFO] crate Lazzlo2096/Tagit already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Lazzlo2096/Tagit 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-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lazzlo2096/Tagit:/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] 3a724f4babd9f5875f9342cf3e9db153cb8460bbadf780800c1112467fb682a5
[INFO] running `"docker" "start" "-a" "3a724f4babd9f5875f9342cf3e9db153cb8460bbadf780800c1112467fb682a5"`
[INFO] [stderr]    Compiling tagit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `TEST_FILE_PATH`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const TEST_FILE_PATH: &str = "for tests"; // "."
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "3a724f4babd9f5875f9342cf3e9db153cb8460bbadf780800c1112467fb682a5"`
[INFO] running `"docker" "rm" "-f" "3a724f4babd9f5875f9342cf3e9db153cb8460bbadf780800c1112467fb682a5"`
[INFO] [stdout] 3a724f4babd9f5875f9342cf3e9db153cb8460bbadf780800c1112467fb682a5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lazzlo2096/Tagit:/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] 7b9cf0d178448f739827a2553ffc113d2b3d02c6c4223b4d3910a6372721c36b
[INFO] running `"docker" "start" "-a" "7b9cf0d178448f739827a2553ffc113d2b3d02c6c4223b4d3910a6372721c36b"`
[INFO] [stderr]    Compiling tagit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `TEST_FILE_PATH`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const TEST_FILE_PATH: &str = "for tests"; // "."
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "7b9cf0d178448f739827a2553ffc113d2b3d02c6c4223b4d3910a6372721c36b"`
[INFO] running `"docker" "rm" "-f" "7b9cf0d178448f739827a2553ffc113d2b3d02c6c4223b4d3910a6372721c36b"`
[INFO] [stdout] 7b9cf0d178448f739827a2553ffc113d2b3d02c6c4223b4d3910a6372721c36b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lazzlo2096/Tagit:/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] 6684d7268129a78283e442131955dd05525b03523a76bd330139c76b21ee37d4
[INFO] running `"docker" "start" "-a" "6684d7268129a78283e442131955dd05525b03523a76bd330139c76b21ee37d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tagit-34e3088491e89d22
[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" "6684d7268129a78283e442131955dd05525b03523a76bd330139c76b21ee37d4"`
[INFO] running `"docker" "rm" "-f" "6684d7268129a78283e442131955dd05525b03523a76bd330139c76b21ee37d4"`
[INFO] [stdout] 6684d7268129a78283e442131955dd05525b03523a76bd330139c76b21ee37d4