[INFO] fetching crate wamu-core 0.1.1...
[INFO] checking wamu-core-0.1.1 against 1.95.0 for pr-155915
[INFO] extracting crate wamu-core 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate wamu-core 0.1.1
[INFO] finished tweaking crates.io crate wamu-core 0.1.1
[INFO] tweaked toml for crates.io crate wamu-core 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wamu-core 0.1.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding crypto-bigint v0.5.5 (available: v0.7.3)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding hkdf v0.12.4 (available: v0.13.0)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding sha2 v0.10.9 (available: v0.11.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cacf5cb41ffa501831b68cad6f82c2015f3d850c6938b154a11e64476d756c66
[INFO] running `Command { std: "docker" "start" "-a" "cacf5cb41ffa501831b68cad6f82c2015f3d850c6938b154a11e64476d756c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cacf5cb41ffa501831b68cad6f82c2015f3d850c6938b154a11e64476d756c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cacf5cb41ffa501831b68cad6f82c2015f3d850c6938b154a11e64476d756c66", kill_on_drop: false }`
[INFO] [stdout] cacf5cb41ffa501831b68cad6f82c2015f3d850c6938b154a11e64476d756c66
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e6b4d17b02ec53e9a2c56e49868a2aab8c00c94b6efcf8585b9502498c87568
[INFO] running `Command { std: "docker" "start" "-a" "7e6b4d17b02ec53e9a2c56e49868a2aab8c00c94b6efcf8585b9502498c87568", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking k256 v0.13.4
[INFO] [stderr]     Checking wamu-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(doc_cfg)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(doc_cfg)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wamu-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wamu-core` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7e6b4d17b02ec53e9a2c56e49868a2aab8c00c94b6efcf8585b9502498c87568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6b4d17b02ec53e9a2c56e49868a2aab8c00c94b6efcf8585b9502498c87568", kill_on_drop: false }`
[INFO] [stdout] 7e6b4d17b02ec53e9a2c56e49868a2aab8c00c94b6efcf8585b9502498c87568
