[INFO] fetching crate rcurl 0.1.0...
[INFO] checking rcurl-0.1.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate rcurl 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rcurl 0.1.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcurl 0.1.0
[INFO] finished tweaking crates.io crate rcurl 0.1.0
[INFO] tweaked toml for crates.io crate rcurl 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ffcaeadd1578a386c79c4efa81b172b9a1b5e40ebf207ae08ab2a96b400139f
[INFO] running `Command { std: "docker" "start" "-a" "8ffcaeadd1578a386c79c4efa81b172b9a1b5e40ebf207ae08ab2a96b400139f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ffcaeadd1578a386c79c4efa81b172b9a1b5e40ebf207ae08ab2a96b400139f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ffcaeadd1578a386c79c4efa81b172b9a1b5e40ebf207ae08ab2a96b400139f", kill_on_drop: false }`
[INFO] [stdout] 8ffcaeadd1578a386c79c4efa81b172b9a1b5e40ebf207ae08ab2a96b400139f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d823949d91c5b98fd2459a22db4cd2667c56b990279e70f64f4d1db138bd054f
[INFO] running `Command { std: "docker" "start" "-a" "d823949d91c5b98fd2459a22db4cd2667c56b990279e70f64f4d1db138bd054f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking rcurl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `bench_n` found for mutable reference `&mut Bencher` in the current scope
[INFO] [stdout]   --> benches/benches.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |         b.bench_n(500, |bench| {
[INFO] [stdout]    |         --^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `bench` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/test/src/bench.rs:50:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcurl` (bench "benches") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d823949d91c5b98fd2459a22db4cd2667c56b990279e70f64f4d1db138bd054f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d823949d91c5b98fd2459a22db4cd2667c56b990279e70f64f4d1db138bd054f", kill_on_drop: false }`
[INFO] [stdout] d823949d91c5b98fd2459a22db4cd2667c56b990279e70f64f4d1db138bd054f