[INFO] updating cached repository ashleygwilliams/303-repro
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ashleygwilliams/303-repro
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ashleygwilliams/303-repro" "work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/303-repro"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/303-repro'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ashleygwilliams/303-repro" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ashleygwilliams/303-repro"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ashleygwilliams/303-repro'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 24f5bcf84f99839d435ec384bc5b3d974d318732
[INFO] sha for GitHub repo ashleygwilliams/303-repro: 24f5bcf84f99839d435ec384bc5b3d974d318732
[INFO] validating manifest of ashleygwilliams/303-repro 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 ashleygwilliams/303-repro 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 ashleygwilliams/303-repro
[INFO] finished frobbing ashleygwilliams/303-repro
[INFO] frobbed toml for ashleygwilliams/303-repro written to work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/303-repro/Cargo.toml
[INFO] started frobbing ashleygwilliams/303-repro
[INFO] finished frobbing ashleygwilliams/303-repro
[INFO] frobbed toml for ashleygwilliams/303-repro written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ashleygwilliams/303-repro/Cargo.toml
[INFO] crate ashleygwilliams/303-repro 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 ashleygwilliams/303-repro 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/303-repro:/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] 31192ed740faeccd7ec059345dd513a32cf8d1b58c6852cb8e0d13c0dba4600c
[INFO] running `"docker" "start" "-a" "31192ed740faeccd7ec059345dd513a32cf8d1b58c6852cb8e0d13c0dba4600c"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.21
[INFO] [stderr]    Compiling wasm-bindgen v0.2.21
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.21
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.21
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.21
[INFO] [stderr]    Compiling my-wasm-app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.64s
[INFO] running `"docker" "inspect" "31192ed740faeccd7ec059345dd513a32cf8d1b58c6852cb8e0d13c0dba4600c"`
[INFO] running `"docker" "rm" "-f" "31192ed740faeccd7ec059345dd513a32cf8d1b58c6852cb8e0d13c0dba4600c"`
[INFO] [stdout] 31192ed740faeccd7ec059345dd513a32cf8d1b58c6852cb8e0d13c0dba4600c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/303-repro:/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] 1a00e5e55e1b9ce0555fe9e47066fe57b6b562c438eab50d1362383260cf5df8
[INFO] running `"docker" "start" "-a" "1a00e5e55e1b9ce0555fe9e47066fe57b6b562c438eab50d1362383260cf5df8"`
[INFO] [stderr]    Compiling my-wasm-app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "1a00e5e55e1b9ce0555fe9e47066fe57b6b562c438eab50d1362383260cf5df8"`
[INFO] running `"docker" "rm" "-f" "1a00e5e55e1b9ce0555fe9e47066fe57b6b562c438eab50d1362383260cf5df8"`
[INFO] [stdout] 1a00e5e55e1b9ce0555fe9e47066fe57b6b562c438eab50d1362383260cf5df8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/303-repro:/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] 5384a35734efe86b19592b4d9a0ec7e8270ac598e913dc4079a2651ae31532a9
[INFO] running `"docker" "start" "-a" "5384a35734efe86b19592b4d9a0ec7e8270ac598e913dc4079a2651ae31532a9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/my_wasm_app-366f1e5c5040315f
[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]      Running /opt/crater/target/debug/deps/my_wasm_app-2625a920e8439174
[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" "5384a35734efe86b19592b4d9a0ec7e8270ac598e913dc4079a2651ae31532a9"`
[INFO] running `"docker" "rm" "-f" "5384a35734efe86b19592b4d9a0ec7e8270ac598e913dc4079a2651ae31532a9"`
[INFO] [stdout] 5384a35734efe86b19592b4d9a0ec7e8270ac598e913dc4079a2651ae31532a9