[INFO] fetching crate apivolve_generator_api 0.1.0...
[INFO] testing apivolve_generator_api-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate apivolve_generator_api 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate apivolve_generator_api 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate apivolve_generator_api 0.1.0
[INFO] finished tweaking crates.io crate apivolve_generator_api 0.1.0
[INFO] tweaked toml for crates.io crate apivolve_generator_api 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate apivolve_generator_api 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3d31aa8dcdc5705923590bcf83f97624f550777dcfb01c14fb3824ca23e5f458
[INFO] running `Command { std: "docker" "start" "-a" "3d31aa8dcdc5705923590bcf83f97624f550777dcfb01c14fb3824ca23e5f458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d31aa8dcdc5705923590bcf83f97624f550777dcfb01c14fb3824ca23e5f458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d31aa8dcdc5705923590bcf83f97624f550777dcfb01c14fb3824ca23e5f458", kill_on_drop: false }`
[INFO] [stdout] 3d31aa8dcdc5705923590bcf83f97624f550777dcfb01c14fb3824ca23e5f458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9ceca844b6d37448f500e420f1043baab874fbc556dd10239ee5668aa373da82
[INFO] running `Command { std: "docker" "start" "-a" "9ceca844b6d37448f500e420f1043baab874fbc556dd10239ee5668aa373da82", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling semver v1.0.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling apivolve_generator_api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/gen1/run.rs:77:26
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut reader = stdin().lock();
[INFO] [stdout]    |                          ^^^^^^^       - temporary value is freed at the end of this statement
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          creates a temporary which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 80 |         let len = reader.read_to_string(&mut steps_json)
[INFO] [stdout]    |                   -------------------------------------- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/gen1/run.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let mut writer = stdout().lock();
[INFO] [stdout]     |                      ^^^^^^^^       - temporary value is freed at the end of this statement
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      creates a temporary which is freed while still in use
[INFO] [stdout] 105 |     trace!("acquired config write lock");
[INFO] [stdout] 106 |     writer.write_all(conf_json.as_bytes())
[INFO] [stdout]     |     -------------------------------------- borrow later used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `apivolve_generator_api` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9ceca844b6d37448f500e420f1043baab874fbc556dd10239ee5668aa373da82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ceca844b6d37448f500e420f1043baab874fbc556dd10239ee5668aa373da82", kill_on_drop: false }`
[INFO] [stdout] 9ceca844b6d37448f500e420f1043baab874fbc556dd10239ee5668aa373da82