[INFO] fetching crate libbitcoin 0.1.0... [INFO] testing libbitcoin-0.1.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate libbitcoin 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate libbitcoin 0.1.0 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 libbitcoin 0.1.0 [INFO] finished tweaking crates.io crate libbitcoin 0.1.0 [INFO] tweaked toml for crates.io crate libbitcoin 0.1.0 written to /workspace/builds/worker-3/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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8c0937b6b292399c9f794a06dcac01d45da3e7e1c4a252a3beecead7f39caae5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8c0937b6b292399c9f794a06dcac01d45da3e7e1c4a252a3beecead7f39caae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c0937b6b292399c9f794a06dcac01d45da3e7e1c4a252a3beecead7f39caae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c0937b6b292399c9f794a06dcac01d45da3e7e1c4a252a3beecead7f39caae5", kill_on_drop: false }` [INFO] [stdout] 8c0937b6b292399c9f794a06dcac01d45da3e7e1c4a252a3beecead7f39caae5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7c6ae3f399f43bd0d78c93eb4f3b5fb0d54946da31c070578254f641e295e378 [INFO] running `Command { std: "docker" "start" "-a" "7c6ae3f399f43bd0d78c93eb4f3b5fb0d54946da31c070578254f641e295e378", kill_on_drop: false }` [INFO] [stderr] Compiling amplify_num v0.4.0 [INFO] [stderr] Compiling bech32 v0.8.1 [INFO] [stderr] Compiling bitcoin_hashes v0.10.0 [INFO] [stderr] Compiling bitcoin_hashes v0.9.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling secp256k1-sys v0.4.2 [INFO] [stderr] Compiling unicode-normalization v0.1.9 [INFO] [stderr] Compiling amplify_syn v1.1.6 [INFO] [stderr] Compiling serde_with v1.12.0 [INFO] [stderr] Compiling amplify_derive v2.11.2 [INFO] [stderr] Compiling secp256k1 v0.20.3 [INFO] [stderr] Compiling bitcoin v0.27.1 [INFO] [stderr] Compiling bip39 v1.0.1 [INFO] [stderr] Compiling amplify v3.12.0 [INFO] [stderr] Compiling libbitcoin 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:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(try_trait_v2)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `libbitcoin` due to 2 previous errors [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [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: build failed [INFO] running `Command { std: "docker" "inspect" "7c6ae3f399f43bd0d78c93eb4f3b5fb0d54946da31c070578254f641e295e378", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c6ae3f399f43bd0d78c93eb4f3b5fb0d54946da31c070578254f641e295e378", kill_on_drop: false }` [INFO] [stdout] 7c6ae3f399f43bd0d78c93eb4f3b5fb0d54946da31c070578254f641e295e378