[INFO] updating cached repository kainino0x/tmp-wamp-serialization-thing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kainino0x/tmp-wamp-serialization-thing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kainino0x/tmp-wamp-serialization-thing" "work/ex/beta-1.38-1/sources/1.37.0/gh/kainino0x/tmp-wamp-serialization-thing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kainino0x/tmp-wamp-serialization-thing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kainino0x/tmp-wamp-serialization-thing" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kainino0x/tmp-wamp-serialization-thing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kainino0x/tmp-wamp-serialization-thing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e315adbb196a19c2087a1fb189aaa9f04af79138
[INFO] sha for GitHub repo kainino0x/tmp-wamp-serialization-thing: e315adbb196a19c2087a1fb189aaa9f04af79138
[INFO] validating manifest of kainino0x/tmp-wamp-serialization-thing 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 kainino0x/tmp-wamp-serialization-thing 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 kainino0x/tmp-wamp-serialization-thing
[INFO] finished frobbing kainino0x/tmp-wamp-serialization-thing
[INFO] frobbed toml for kainino0x/tmp-wamp-serialization-thing written to work/ex/beta-1.38-1/sources/1.37.0/gh/kainino0x/tmp-wamp-serialization-thing/Cargo.toml
[INFO] started frobbing kainino0x/tmp-wamp-serialization-thing
[INFO] finished frobbing kainino0x/tmp-wamp-serialization-thing
[INFO] frobbed toml for kainino0x/tmp-wamp-serialization-thing written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kainino0x/tmp-wamp-serialization-thing/Cargo.toml
[INFO] crate kainino0x/tmp-wamp-serialization-thing 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kainino0x/tmp-wamp-serialization-thing/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 kainino0x/tmp-wamp-serialization-thing 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-5/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/kainino0x/tmp-wamp-serialization-thing:/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] 88cde08cad4c5fee8984377ba4f182f288acd67c695fcc9e3fc1698958befb0a
[INFO] running `"docker" "start" "-a" "88cde08cad4c5fee8984377ba4f182f288acd67c695fcc9e3fc1698958befb0a"`
[INFO] [stderr]    Compiling wampserializable v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:41:16
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let a: Box<MyEncodable> = Box::new(a);
[INFO] [stderr]    |                ^^^^^^^^^^^ help: use `dyn`: `dyn MyEncodable`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "88cde08cad4c5fee8984377ba4f182f288acd67c695fcc9e3fc1698958befb0a"`
[INFO] running `"docker" "rm" "-f" "88cde08cad4c5fee8984377ba4f182f288acd67c695fcc9e3fc1698958befb0a"`
[INFO] [stdout] 88cde08cad4c5fee8984377ba4f182f288acd67c695fcc9e3fc1698958befb0a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/kainino0x/tmp-wamp-serialization-thing:/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] cbe13ef4aa57b5f476a664f85402494cc09fa3018a7c5e978900663c2062831c
[INFO] running `"docker" "start" "-a" "cbe13ef4aa57b5f476a664f85402494cc09fa3018a7c5e978900663c2062831c"`
[INFO] [stderr]    Compiling wampserializable v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:41:16
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let a: Box<MyEncodable> = Box::new(a);
[INFO] [stderr]    |                ^^^^^^^^^^^ help: use `dyn`: `dyn MyEncodable`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "cbe13ef4aa57b5f476a664f85402494cc09fa3018a7c5e978900663c2062831c"`
[INFO] running `"docker" "rm" "-f" "cbe13ef4aa57b5f476a664f85402494cc09fa3018a7c5e978900663c2062831c"`
[INFO] [stdout] cbe13ef4aa57b5f476a664f85402494cc09fa3018a7c5e978900663c2062831c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/kainino0x/tmp-wamp-serialization-thing:/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] 019ff7473e44c19b682ca7761c825b3f63e7021363d35a8610c03398a27b4ea9
[INFO] running `"docker" "start" "-a" "019ff7473e44c19b682ca7761c825b3f63e7021363d35a8610c03398a27b4ea9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wampserializable-a958c4f0ea45e7b2
[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" "019ff7473e44c19b682ca7761c825b3f63e7021363d35a8610c03398a27b4ea9"`
[INFO] running `"docker" "rm" "-f" "019ff7473e44c19b682ca7761c825b3f63e7021363d35a8610c03398a27b4ea9"`
[INFO] [stdout] 019ff7473e44c19b682ca7761c825b3f63e7021363d35a8610c03398a27b4ea9