[INFO] crate auto_from 0.3.0 is already in cache
[INFO] extracting crate auto_from 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/auto_from/0.3.0
[INFO] extracting crate auto_from 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/auto_from/0.3.0
[INFO] validating manifest of auto_from-0.3.0 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 auto_from-0.3.0 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 auto_from-0.3.0
[INFO] finished frobbing auto_from-0.3.0
[INFO] frobbed toml for auto_from-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/auto_from/0.3.0/Cargo.toml
[INFO] started frobbing auto_from-0.3.0
[INFO] finished frobbing auto_from-0.3.0
[INFO] frobbed toml for auto_from-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/auto_from/0.3.0/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 auto_from-0.3.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/auto_from/0.3.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] fe803c05c63c73a01e6f13cf7af73c7a194fdf1ae43b957ff0094fec26af93b5
[INFO] running `"docker" "start" "-a" "fe803c05c63c73a01e6f13cf7af73c7a194fdf1ae43b957ff0094fec26af93b5"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling auto_from v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.58s
[INFO] running `"docker" "inspect" "fe803c05c63c73a01e6f13cf7af73c7a194fdf1ae43b957ff0094fec26af93b5"`
[INFO] running `"docker" "rm" "-f" "fe803c05c63c73a01e6f13cf7af73c7a194fdf1ae43b957ff0094fec26af93b5"`
[INFO] [stdout] fe803c05c63c73a01e6f13cf7af73c7a194fdf1ae43b957ff0094fec26af93b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/auto_from/0.3.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 63c5c67935ba332dfe1d52871406240a8968521385dbc3748d0d0fe2c7671a42
[INFO] running `"docker" "start" "-a" "63c5c67935ba332dfe1d52871406240a8968521385dbc3748d0d0fe2c7671a42"`
[INFO] [stderr]    Compiling auto_from v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `SkippedInt`
[INFO] [stderr]  --> examples/skip.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     SkippedInt(i32),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "63c5c67935ba332dfe1d52871406240a8968521385dbc3748d0d0fe2c7671a42"`
[INFO] running `"docker" "rm" "-f" "63c5c67935ba332dfe1d52871406240a8968521385dbc3748d0d0fe2c7671a42"`
[INFO] [stdout] 63c5c67935ba332dfe1d52871406240a8968521385dbc3748d0d0fe2c7671a42
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/auto_from/0.3.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fbabad55cb21888de28801f7fdf1f083870d40eaeb682784f4ebbe230918eda4
[INFO] running `"docker" "start" "-a" "fbabad55cb21888de28801f7fdf1f083870d40eaeb682784f4ebbe230918eda4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/auto_from-544eb411bf355035
[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 auto_from
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fbabad55cb21888de28801f7fdf1f083870d40eaeb682784f4ebbe230918eda4"`
[INFO] running `"docker" "rm" "-f" "fbabad55cb21888de28801f7fdf1f083870d40eaeb682784f4ebbe230918eda4"`
[INFO] [stdout] fbabad55cb21888de28801f7fdf1f083870d40eaeb682784f4ebbe230918eda4