[INFO] crate nafsy 0.0.1 is already in cache
[INFO] extracting crate nafsy 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/nafsy/0.0.1
[INFO] extracting crate nafsy 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nafsy/0.0.1
[INFO] validating manifest of nafsy-0.0.1 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 nafsy-0.0.1 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 nafsy-0.0.1
[INFO] finished frobbing nafsy-0.0.1
[INFO] frobbed toml for nafsy-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/nafsy/0.0.1/Cargo.toml
[INFO] started frobbing nafsy-0.0.1
[INFO] finished frobbing nafsy-0.0.1
[INFO] frobbed toml for nafsy-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nafsy/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 nafsy-0.0.1 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nafsy/0.0.1:/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] e32eb29bbf52fc137809aa519ecdc4cdb6f6e8883281c34d182f95b6835ebf09
[INFO] running `"docker" "start" "-a" "e32eb29bbf52fc137809aa519ecdc4cdb6f6e8883281c34d182f95b6835ebf09"`
[INFO] [stderr]    Compiling nafsy v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `value`
[INFO] [stderr]  --> src/types.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     value: u32,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `"docker" "inspect" "e32eb29bbf52fc137809aa519ecdc4cdb6f6e8883281c34d182f95b6835ebf09"`
[INFO] running `"docker" "rm" "-f" "e32eb29bbf52fc137809aa519ecdc4cdb6f6e8883281c34d182f95b6835ebf09"`
[INFO] [stdout] e32eb29bbf52fc137809aa519ecdc4cdb6f6e8883281c34d182f95b6835ebf09
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nafsy/0.0.1:/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] be4742707f1fbf7a0c8ce631b8890bff6c34ff32d9b07e6356ae5c5b1a7f0ea4
[INFO] running `"docker" "start" "-a" "be4742707f1fbf7a0c8ce631b8890bff6c34ff32d9b07e6356ae5c5b1a7f0ea4"`
[INFO] [stderr]    Compiling nafsy v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `value`
[INFO] [stderr]  --> src/types.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     value: u32,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "be4742707f1fbf7a0c8ce631b8890bff6c34ff32d9b07e6356ae5c5b1a7f0ea4"`
[INFO] running `"docker" "rm" "-f" "be4742707f1fbf7a0c8ce631b8890bff6c34ff32d9b07e6356ae5c5b1a7f0ea4"`
[INFO] [stdout] be4742707f1fbf7a0c8ce631b8890bff6c34ff32d9b07e6356ae5c5b1a7f0ea4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nafsy/0.0.1:/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] 6aab8b70b1935b73bb4e150a4033c0e095e9003374e88980b0ca196518bdc214
[INFO] running `"docker" "start" "-a" "6aab8b70b1935b73bb4e150a4033c0e095e9003374e88980b0ca196518bdc214"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nafsy-ae78a7fa5806bb42
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test utils::tests::it_adds_one ... ok
[INFO] [stdout] test utils::tests::it_reduces_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nafsy
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/utils.rs - utils::fns::plus_one (line 6) ... ok
[INFO] [stdout] test src/utils.rs - utils::fns::minus_one (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6aab8b70b1935b73bb4e150a4033c0e095e9003374e88980b0ca196518bdc214"`
[INFO] running `"docker" "rm" "-f" "6aab8b70b1935b73bb4e150a4033c0e095e9003374e88980b0ca196518bdc214"`
[INFO] [stdout] 6aab8b70b1935b73bb4e150a4033c0e095e9003374e88980b0ca196518bdc214