[INFO] crate izanami-http 0.1.0-preview.1 is already in cache
[INFO] extracting crate izanami-http 0.1.0-preview.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/izanami-http/0.1.0-preview.1
[INFO] extracting crate izanami-http 0.1.0-preview.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/izanami-http/0.1.0-preview.1
[INFO] validating manifest of izanami-http-0.1.0-preview.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 izanami-http-0.1.0-preview.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 izanami-http-0.1.0-preview.1
[INFO] finished frobbing izanami-http-0.1.0-preview.1
[INFO] frobbed toml for izanami-http-0.1.0-preview.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/izanami-http/0.1.0-preview.1/Cargo.toml
[INFO] started frobbing izanami-http-0.1.0-preview.1
[INFO] finished frobbing izanami-http-0.1.0-preview.1
[INFO] frobbed toml for izanami-http-0.1.0-preview.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/izanami-http/0.1.0-preview.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 izanami-http-0.1.0-preview.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-3/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/izanami-http/0.1.0-preview.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] 1b23d1be1b457b97aa5ed1973fd02e82ea5c23cada9577c60e97b97c72fc94a5
[INFO] running `"docker" "start" "-a" "1b23d1be1b457b97aa5ed1973fd02e82ea5c23cada9577c60e97b97c72fc94a5"`
[INFO] [stderr]    Compiling tower-service v0.2.0
[INFO] [stderr]    Compiling izanami-util v0.1.0-preview.2
[INFO] [stderr]    Compiling izanami-service v0.1.0-preview.2
[INFO] [stderr]    Compiling izanami-http v0.1.0-preview.1 (/opt/crater/workdir)
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/upgrade.rs:128:44
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn poll_data(&mut self) -> Poll<Option<Self::Data>, Self::Error> {
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: use fully-qualified syntax: `<upgrade::MaybeUpgrade<T, U> as Trait>::Data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ambiguous_associated_items)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Data` could refer to variant defined here
[INFO] [stderr]    --> src/upgrade.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Data(T),
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] note: `Data` could also refer to associated type defined here
[INFO] [stderr]    --> src/body.rs:15:5
[INFO] [stderr]     |
[INFO] [stderr] 15  |     type Data: Buf;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/upgrade.rs:128:44
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn poll_data(&mut self) -> Poll<Option<Self::Data>, Self::Error> {
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: use fully-qualified syntax: `<upgrade::MaybeUpgrade<T, U> as Trait>::Data`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Data` could refer to variant defined here
[INFO] [stderr]    --> src/upgrade.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Data(T),
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] note: `Data` could also refer to associated type defined here
[INFO] [stderr]    --> src/body.rs:15:5
[INFO] [stderr]     |
[INFO] [stderr] 15  |     type Data: Buf;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `"docker" "inspect" "1b23d1be1b457b97aa5ed1973fd02e82ea5c23cada9577c60e97b97c72fc94a5"`
[INFO] running `"docker" "rm" "-f" "1b23d1be1b457b97aa5ed1973fd02e82ea5c23cada9577c60e97b97c72fc94a5"`
[INFO] [stdout] 1b23d1be1b457b97aa5ed1973fd02e82ea5c23cada9577c60e97b97c72fc94a5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/izanami-http/0.1.0-preview.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] 6c19c177473d5492075ec6265af1d703e8c134d69f50615f741228ee228db4c5
[INFO] running `"docker" "start" "-a" "6c19c177473d5492075ec6265af1d703e8c134d69f50615f741228ee228db4c5"`
[INFO] [stderr]    Compiling version-sync v0.7.0
[INFO] [stderr]    Compiling izanami-http v0.1.0-preview.1 (/opt/crater/workdir)
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/upgrade.rs:128:44
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn poll_data(&mut self) -> Poll<Option<Self::Data>, Self::Error> {
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: use fully-qualified syntax: `<upgrade::MaybeUpgrade<T, U> as Trait>::Data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ambiguous_associated_items)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Data` could refer to variant defined here
[INFO] [stderr]    --> src/upgrade.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Data(T),
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] note: `Data` could also refer to associated type defined here
[INFO] [stderr]    --> src/body.rs:15:5
[INFO] [stderr]     |
[INFO] [stderr] 15  |     type Data: Buf;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/upgrade.rs:128:44
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn poll_data(&mut self) -> Poll<Option<Self::Data>, Self::Error> {
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: use fully-qualified syntax: `<upgrade::MaybeUpgrade<T, U> as Trait>::Data`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Data` could refer to variant defined here
[INFO] [stderr]    --> src/upgrade.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Data(T),
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] note: `Data` could also refer to associated type defined here
[INFO] [stderr]    --> src/body.rs:15:5
[INFO] [stderr]     |
[INFO] [stderr] 15  |     type Data: Buf;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `"docker" "inspect" "6c19c177473d5492075ec6265af1d703e8c134d69f50615f741228ee228db4c5"`
[INFO] running `"docker" "rm" "-f" "6c19c177473d5492075ec6265af1d703e8c134d69f50615f741228ee228db4c5"`
[INFO] [stdout] 6c19c177473d5492075ec6265af1d703e8c134d69f50615f741228ee228db4c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/izanami-http/0.1.0-preview.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] 36cc96c41798c2b090f1625a3b9df5ae1260408dc8b4c24a665c543d6d6183af
[INFO] running `"docker" "start" "-a" "36cc96c41798c2b090f1625a3b9df5ae1260408dc8b4c24a665c543d6d6183af"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/izanami_http-75d571ecbf428fcd
[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/test_http-22db59db0e6c9fb0
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_version_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests izanami-http
[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" "36cc96c41798c2b090f1625a3b9df5ae1260408dc8b4c24a665c543d6d6183af"`
[INFO] running `"docker" "rm" "-f" "36cc96c41798c2b090f1625a3b9df5ae1260408dc8b4c24a665c543d6d6183af"`
[INFO] [stdout] 36cc96c41798c2b090f1625a3b9df5ae1260408dc8b4c24a665c543d6d6183af