[INFO] fetching crate rustyq 0.6.0...
[INFO] testing rustyq-0.6.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rustyq 0.6.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rustyq 0.6.0
[INFO] finished tweaking crates.io crate rustyq 0.6.0
[INFO] tweaked toml for crates.io crate rustyq 0.6.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustyq 0.6.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98e53699dca7664133919a26350ccb7a5396851e6a1a967cccb7e5fbb704e91e
[INFO] running `Command { std: "docker" "start" "-a" "98e53699dca7664133919a26350ccb7a5396851e6a1a967cccb7e5fbb704e91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98e53699dca7664133919a26350ccb7a5396851e6a1a967cccb7e5fbb704e91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e53699dca7664133919a26350ccb7a5396851e6a1a967cccb7e5fbb704e91e", kill_on_drop: false }`
[INFO] [stdout] 98e53699dca7664133919a26350ccb7a5396851e6a1a967cccb7e5fbb704e91e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab31b076ef88bbc7a2c010cd511bc04f357f28bddffc39080a71cd0982aae44e
[INFO] running `Command { std: "docker" "start" "-a" "ab31b076ef88bbc7a2c010cd511bc04f357f28bddffc39080a71cd0982aae44e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling zmtp v0.6.0
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zmtp-0.6.0/src/reader.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |             cmd.add_metadata(name.borrow(), val_bytes);
[INFO] [stdout]     |                 ^^^^^^^^^^^^      ------ type must be known at this point
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 cannot infer type of the type parameter `S` declared on the method `add_metadata`
[INFO] [stdout]     |
[INFO] [stdout]     = note: multiple `impl`s satisfying `Cow<'_, str>: Borrow<_>` found in the following crates: `alloc`, `core`:
[INFO] [stdout]             - impl<'a, B> Borrow<B> for Cow<'a, B>
[INFO] [stdout]               where B: ToOwned, <B as ToOwned>::Owned: Borrow<B>, B: ?Sized, <B as ToOwned>::Owned: ?Sized;
[INFO] [stdout]             - impl<T> Borrow<T> for T
[INFO] [stdout]               where T: ?Sized;
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]     |
[INFO] [stdout] 152 |             cmd.add_metadata::<&Borrowed>(name.borrow(), val_bytes);
[INFO] [stdout]     |                             +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zmtp` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ab31b076ef88bbc7a2c010cd511bc04f357f28bddffc39080a71cd0982aae44e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab31b076ef88bbc7a2c010cd511bc04f357f28bddffc39080a71cd0982aae44e", kill_on_drop: false }`
[INFO] [stdout] ab31b076ef88bbc7a2c010cd511bc04f357f28bddffc39080a71cd0982aae44e