[INFO] fetching crate scrooge 0.1.0...
[INFO] checking scrooge-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate scrooge 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate scrooge 0.1.0
[INFO] finished tweaking crates.io crate scrooge 0.1.0
[INFO] tweaked toml for crates.io crate scrooge 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scrooge 0.1.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 144 packages to latest compatible versions
[INFO] [stderr]       Adding config v0.9.3 (available: v0.15.19)
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding hyper v0.12.36 (available: v1.8.0)
[INFO] [stderr]       Adding pretty_env_logger v0.3.1 (available: v0.5.0)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.9.8)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83d029519fe7442de130812bac474df6d5a62a04b1125116e0017b1cc33749dc
[INFO] running `Command { std: "docker" "start" "-a" "83d029519fe7442de130812bac474df6d5a62a04b1125116e0017b1cc33749dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83d029519fe7442de130812bac474df6d5a62a04b1125116e0017b1cc33749dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d029519fe7442de130812bac474df6d5a62a04b1125116e0017b1cc33749dc", kill_on_drop: false }`
[INFO] [stdout] 83d029519fe7442de130812bac474df6d5a62a04b1125116e0017b1cc33749dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a782a21ecbe5d5b44a68966f000c4ecfaa8c9eb0e65b5f5e7c18824b3254a6d
[INFO] running `Command { std: "docker" "start" "-a" "9a782a21ecbe5d5b44a68966f000c4ecfaa8c9eb0e65b5f5e7c18824b3254a6d", kill_on_drop: false }`
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[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking scrooge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | type BoxFut = Box<Future<Item = Response<Body>, Error = hyper::Error> + Send>;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 | type BoxFut = Box<dyn Future<Item = Response<Body>, Error = hyper::Error> + Send>;
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/config.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn max_chunk_size_in_bytes(&self) -> Result<usize, ScroogeError> {
[INFO] [stdout]    |                                    ^^^^^                   ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn max_chunk_size_in_bytes(&self) -> Result<usize, ScroogeError<'_>> {
[INFO] [stdout]    |                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | type BoxFut = Box<Future<Item = Response<Body>, Error = hyper::Error> + Send>;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 | type BoxFut = Box<dyn Future<Item = Response<Body>, Error = hyper::Error> + Send>;
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/config.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn max_chunk_size_in_bytes(&self) -> Result<usize, ScroogeError> {
[INFO] [stdout]    |                                    ^^^^^                   ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn max_chunk_size_in_bytes(&self) -> Result<usize, ScroogeError<'_>> {
[INFO] [stdout]    |                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrooge` (bin "scrooge") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrooge` (bin "scrooge" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9a782a21ecbe5d5b44a68966f000c4ecfaa8c9eb0e65b5f5e7c18824b3254a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a782a21ecbe5d5b44a68966f000c4ecfaa8c9eb0e65b5f5e7c18824b3254a6d", kill_on_drop: false }`
[INFO] [stdout] 9a782a21ecbe5d5b44a68966f000c4ecfaa8c9eb0e65b5f5e7c18824b3254a6d
