[INFO] updating cached repository jasselin/rdb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jasselin/rdb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jasselin/rdb" "work/ex/beta-1.38-1/sources/1.37.0/gh/jasselin/rdb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jasselin/rdb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jasselin/rdb" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasselin/rdb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasselin/rdb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 276dd9c9ad3698afac443a5257c098a691681e31
[INFO] sha for GitHub repo jasselin/rdb: 276dd9c9ad3698afac443a5257c098a691681e31
[INFO] validating manifest of jasselin/rdb 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 jasselin/rdb 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 jasselin/rdb
[INFO] finished frobbing jasselin/rdb
[INFO] frobbed toml for jasselin/rdb written to work/ex/beta-1.38-1/sources/1.37.0/gh/jasselin/rdb/Cargo.toml
[INFO] started frobbing jasselin/rdb
[INFO] finished frobbing jasselin/rdb
[INFO] frobbed toml for jasselin/rdb written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasselin/rdb/Cargo.toml
[INFO] crate jasselin/rdb already has a lockfile, it will not be regenerated
[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 jasselin/rdb 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-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasselin/rdb:/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] 646385b623074eb869461f616ec09a4fc562d95a99b0e50df0994438817eb5b4
[INFO] running `"docker" "start" "-a" "646385b623074eb869461f616ec09a4fc562d95a99b0e50df0994438817eb5b4"`
[INFO] [stderr]    Compiling rdb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Success`
[INFO] [stderr]   --> src/main.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     Success,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "646385b623074eb869461f616ec09a4fc562d95a99b0e50df0994438817eb5b4"`
[INFO] running `"docker" "rm" "-f" "646385b623074eb869461f616ec09a4fc562d95a99b0e50df0994438817eb5b4"`
[INFO] [stdout] 646385b623074eb869461f616ec09a4fc562d95a99b0e50df0994438817eb5b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasselin/rdb:/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] 34bee51e79c1852008420b279a58d570a3a3679e9e95c8f9b89629c981785e2e
[INFO] running `"docker" "start" "-a" "34bee51e79c1852008420b279a58d570a3a3679e9e95c8f9b89629c981785e2e"`
[INFO] [stderr]    Compiling rdb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Success`
[INFO] [stderr]   --> src/main.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     Success,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "34bee51e79c1852008420b279a58d570a3a3679e9e95c8f9b89629c981785e2e"`
[INFO] running `"docker" "rm" "-f" "34bee51e79c1852008420b279a58d570a3a3679e9e95c8f9b89629c981785e2e"`
[INFO] [stdout] 34bee51e79c1852008420b279a58d570a3a3679e9e95c8f9b89629c981785e2e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jasselin/rdb:/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] ae85069b98e982901dfee793c14a0e04e53dd11457235e4cc4f31c9b55b54146
[INFO] running `"docker" "start" "-a" "ae85069b98e982901dfee793c14a0e04e53dd11457235e4cc4f31c9b55b54146"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rdb-855e774f663fee13
[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" "ae85069b98e982901dfee793c14a0e04e53dd11457235e4cc4f31c9b55b54146"`
[INFO] running `"docker" "rm" "-f" "ae85069b98e982901dfee793c14a0e04e53dd11457235e4cc4f31c9b55b54146"`
[INFO] [stdout] ae85069b98e982901dfee793c14a0e04e53dd11457235e4cc4f31c9b55b54146