[INFO] fetching crate cryptonote-crypto 0.2.2...
[INFO] testing cryptonote-crypto-0.2.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate cryptonote-crypto 0.2.2 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate cryptonote-crypto 0.2.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cryptonote-crypto 0.2.2
[INFO] finished tweaking crates.io crate cryptonote-crypto 0.2.2
[INFO] tweaked toml for crates.io crate cryptonote-crypto 0.2.2 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v0.4.2
[INFO] [stderr]   Downloaded keystream v1.0.0
[INFO] [stderr]   Downloaded blake v2.0.2
[INFO] [stderr]   Downloaded clear_on_drop v0.2.4
[INFO] [stderr]   Downloaded curve25519-dalek v1.2.6
[INFO] [stderr]   Downloaded cryptonight v0.1.0
[INFO] [stderr]   Downloaded groestl v0.8.0
[INFO] [stderr]   Downloaded chacha v0.1.0
[INFO] [stderr]   Downloaded jh-ffi v0.5.0
[INFO] [stderr]   Downloaded skein-ffi v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 492d44ba31725df6352523cf6819e8a7bfa6b2ffebfcd18bdc3e23030547f759
[INFO] running `Command { std: "docker" "start" "-a" "492d44ba31725df6352523cf6819e8a7bfa6b2ffebfcd18bdc3e23030547f759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "492d44ba31725df6352523cf6819e8a7bfa6b2ffebfcd18bdc3e23030547f759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "492d44ba31725df6352523cf6819e8a7bfa6b2ffebfcd18bdc3e23030547f759", kill_on_drop: false }`
[INFO] [stdout] 492d44ba31725df6352523cf6819e8a7bfa6b2ffebfcd18bdc3e23030547f759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 119ead4d2d9fcb41eb463f034ce163987c51956cccb21955bd79735087bb5a0d
[INFO] running `Command { std: "docker" "start" "-a" "119ead4d2d9fcb41eb463f034ce163987c51956cccb21955bd79735087bb5a0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling cryptonote-crypto v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling keystream v1.0.0
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling blake v2.0.2
[INFO] [stderr]    Compiling skein-ffi v0.5.0
[INFO] [stderr]    Compiling jh-ffi v0.5.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stdout] error[E0463]: can't find crate for `cc`
[INFO] [stdout]  --> src/build.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate cc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stdout] Some errors have detailed explanations: E0463, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cryptonote-crypto` 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" "119ead4d2d9fcb41eb463f034ce163987c51956cccb21955bd79735087bb5a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119ead4d2d9fcb41eb463f034ce163987c51956cccb21955bd79735087bb5a0d", kill_on_drop: false }`
[INFO] [stdout] 119ead4d2d9fcb41eb463f034ce163987c51956cccb21955bd79735087bb5a0d