[INFO] fetching crate e114_core 0.3.0...
[INFO] testing e114_core-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate e114_core 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate e114_core 0.3.0
[INFO] finished tweaking crates.io crate e114_core 0.3.0
[INFO] tweaked toml for crates.io crate e114_core 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate e114_core 0.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 177 packages to latest compatible versions
[INFO] [stderr]       Adding http-serde v1.1.3 (available: v2.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c7bc8a77db6520be519ba2ad1871d240727179720ff71089441fa0f2b178b95
[INFO] running `Command { std: "docker" "start" "-a" "6c7bc8a77db6520be519ba2ad1871d240727179720ff71089441fa0f2b178b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c7bc8a77db6520be519ba2ad1871d240727179720ff71089441fa0f2b178b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7bc8a77db6520be519ba2ad1871d240727179720ff71089441fa0f2b178b95", kill_on_drop: false }`
[INFO] [stdout] 6c7bc8a77db6520be519ba2ad1871d240727179720ff71089441fa0f2b178b95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bf64e56e47c2c2e5dc2c7bbef8116a3e1ce877958d2812bed832b48145fc477
[INFO] running `Command { std: "docker" "start" "-a" "3bf64e56e47c2c2e5dc2c7bbef8116a3e1ce877958d2812bed832b48145fc477", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling http-serde v1.1.3
[INFO] [stderr]    Compiling e114_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/responses.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/responses.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/responses.rs:52:24
[INFO] [stdout]     |
[INFO] [stdout]  52 | #[derive(Debug, Clone, Serialize, Default)]
[INFO] [stdout]     |                        ^^^^^^^^^ expected `http::status::StatusCode`, found `StatusCode`
[INFO] [stdout] ...
[INFO] [stdout]  88 |         serialize_with = "http_serde::status_code::serialize",
[INFO] [stdout]     |                          ------------------------------------ arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: two different versions of crate `http` are being used; two types coming from two different versions of the same crate are different types even if they look the same
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/http-1.3.1/src/status.rs:45:1
[INFO] [stdout]     |
[INFO] [stdout]  45 | pub struct StatusCode(NonZeroU16);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ this is the found type `StatusCode`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/http-0.2.12/src/status.rs:45:1
[INFO] [stdout]     |
[INFO] [stdout]  45 | pub struct StatusCode(NonZeroU16);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ this is the expected type `http::status::StatusCode`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/responses.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use http::StatusCode;
[INFO] [stdout]     |     ---- one version of crate `http` used here, as a direct dependency of the current crate
[INFO] [stdout] ...
[INFO] [stdout]  88 |         serialize_with = "http_serde::status_code::serialize",
[INFO] [stdout]     |                          ------------------------------------ one version of crate `http` used here, as a dependency of crate `http_serde`
[INFO] [stdout]     = help: you can use `cargo tree` to explore your dependency tree
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/http-serde-1.1.3/src/lib.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 |     pub fn serialize<S: Serializer>(status: &StatusCode, ser: S) -> Result<S::Ok, S::Error> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `e114_core` (lib) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3bf64e56e47c2c2e5dc2c7bbef8116a3e1ce877958d2812bed832b48145fc477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf64e56e47c2c2e5dc2c7bbef8116a3e1ce877958d2812bed832b48145fc477", kill_on_drop: false }`
[INFO] [stdout] 3bf64e56e47c2c2e5dc2c7bbef8116a3e1ce877958d2812bed832b48145fc477
