[INFO] fetching crate http-protocol 0.2.16...
[INFO] testing http-protocol-0.2.16 against 1.59.0 for beta-1.60-1
[INFO] extracting crate http-protocol 0.2.16 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate http-protocol 0.2.16 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate http-protocol 0.2.16
[INFO] finished tweaking crates.io crate http-protocol 0.2.16
[INFO] tweaked toml for crates.io crate http-protocol 0.2.16 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate crates.io crate http-protocol 0.2.16 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3927bcdc2ad2fe20480bf2687392c8018a0fbf539d0aad3f535d67811198db17
[INFO] running `Command { std: "docker" "start" "-a" "3927bcdc2ad2fe20480bf2687392c8018a0fbf539d0aad3f535d67811198db17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3927bcdc2ad2fe20480bf2687392c8018a0fbf539d0aad3f535d67811198db17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3927bcdc2ad2fe20480bf2687392c8018a0fbf539d0aad3f535d67811198db17", kill_on_drop: false }`
[INFO] [stdout] 3927bcdc2ad2fe20480bf2687392c8018a0fbf539d0aad3f535d67811198db17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 499d656d0ee66d7da4ac5214003ed6e59f20047b7da36db8a02faea27147956a
[INFO] running `Command { std: "docker" "start" "-a" "499d656d0ee66d7da4ac5214003ed6e59f20047b7da36db8a02faea27147956a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling http-protocol v0.2.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `body`
[INFO] [stdout]    --> src/request/mod.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     body: Body,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/method/mod.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     &buf[0..v.len()].copy_from_slice(v);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let _ = &buf[0..v.len()].copy_from_slice(v);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.48s
[INFO] running `Command { std: "docker" "inspect" "499d656d0ee66d7da4ac5214003ed6e59f20047b7da36db8a02faea27147956a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499d656d0ee66d7da4ac5214003ed6e59f20047b7da36db8a02faea27147956a", kill_on_drop: false }`
[INFO] [stdout] 499d656d0ee66d7da4ac5214003ed6e59f20047b7da36db8a02faea27147956a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f84da38ad5337fae0952f0e3fb83d20dab2e5d0a6a87492c064392c81b56e623
[INFO] running `Command { std: "docker" "start" "-a" "f84da38ad5337fae0952f0e3fb83d20dab2e5d0a6a87492c064392c81b56e623", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: field is never read: `body`
[INFO] [stdout]    --> src/request/mod.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     body: Body,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/method/mod.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     &buf[0..v.len()].copy_from_slice(v);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let _ = &buf[0..v.len()].copy_from_slice(v);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling http-protocol v0.2.16 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HttpVersion`
[INFO] [stdout]   --> src/parse/mod.rs:87:28
[INFO] [stdout]    |
[INFO] [stdout] 87 |         http_version: Some(HttpVersion::Http11),
[INFO] [stdout]    |                            ^^^^^^^^^^^ use of undeclared type `HttpVersion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http-protocol` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f84da38ad5337fae0952f0e3fb83d20dab2e5d0a6a87492c064392c81b56e623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84da38ad5337fae0952f0e3fb83d20dab2e5d0a6a87492c064392c81b56e623", kill_on_drop: false }`
[INFO] [stdout] f84da38ad5337fae0952f0e3fb83d20dab2e5d0a6a87492c064392c81b56e623