[INFO] fetching crate scost 0.1.0...
[INFO] testing scost-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate scost 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate scost 0.1.0
[INFO] finished tweaking crates.io crate scost 0.1.0
[INFO] tweaked toml for crates.io crate scost 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scost 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scost 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d59adb3234e12ad64a72a4f8cdedc8af6b4ddf0dbe6f31502998fdca1345077
[INFO] running `Command { std: "docker" "start" "-a" "1d59adb3234e12ad64a72a4f8cdedc8af6b4ddf0dbe6f31502998fdca1345077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d59adb3234e12ad64a72a4f8cdedc8af6b4ddf0dbe6f31502998fdca1345077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d59adb3234e12ad64a72a4f8cdedc8af6b4ddf0dbe6f31502998fdca1345077", kill_on_drop: false }`
[INFO] [stdout] 1d59adb3234e12ad64a72a4f8cdedc8af6b4ddf0dbe6f31502998fdca1345077
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99c8920e98cca1516e2adc8de1d8136a51914c47fd1e95653c4252e792ea2cab
[INFO] running `Command { std: "docker" "start" "-a" "99c8920e98cca1516e2adc8de1d8136a51914c47fd1e95653c4252e792ea2cab", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rustyline v15.0.0
[INFO] [stderr]    Compiling opendal v0.52.0
[INFO] [stderr]    Compiling scost v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_constructors)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `duration_constructors_lite`
[INFO] [stdout]   --> src/command/sign.rs:48:38
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let res = op.presign_read(&path, Duration::from_hours(2)).await?;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #140881 <https://github.com/rust-lang/rust/issues/140881> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scost` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "99c8920e98cca1516e2adc8de1d8136a51914c47fd1e95653c4252e792ea2cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c8920e98cca1516e2adc8de1d8136a51914c47fd1e95653c4252e792ea2cab", kill_on_drop: false }`
[INFO] [stdout] 99c8920e98cca1516e2adc8de1d8136a51914c47fd1e95653c4252e792ea2cab
