[INFO] fetching crate wasefire-stub 0.1.7...
[INFO] checking wasefire-stub-0.1.7 against 1.95.0 for pr-155915
[INFO] extracting crate wasefire-stub 0.1.7 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate wasefire-stub 0.1.7
[INFO] finished tweaking crates.io crate wasefire-stub 0.1.7
[INFO] tweaked toml for crates.io crate wasefire-stub 0.1.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasefire-stub 0.1.7 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] crate crates.io crate wasefire-stub 0.1.7 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasefire-error v0.1.4
[INFO] [stderr]   Downloaded wasefire-logger v0.2.1
[INFO] [stderr]   Downloaded wasefire-applet-api-macro v0.9.0
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.17
[INFO] [stderr]   Downloaded wasefire-one-of v0.1.2
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.19
[INFO] [stderr]   Downloaded wasefire-applet-api-desc v0.2.3
[INFO] [stderr]   Downloaded wasefire-applet-api v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a40d6876696faf4121ceac0d6eb8614e7f9c31b5617c99a0afd13bdd72875597
[INFO] running `Command { std: "docker" "start" "-a" "a40d6876696faf4121ceac0d6eb8614e7f9c31b5617c99a0afd13bdd72875597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a40d6876696faf4121ceac0d6eb8614e7f9c31b5617c99a0afd13bdd72875597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40d6876696faf4121ceac0d6eb8614e7f9c31b5617c99a0afd13bdd72875597", kill_on_drop: false }`
[INFO] [stdout] a40d6876696faf4121ceac0d6eb8614e7f9c31b5617c99a0afd13bdd72875597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5d37cf7a55da0ec39d82d96a9f69dbd5ff7c219bcc9a94b1d94cda781c2297ea
[INFO] running `Command { std: "docker" "start" "-a" "5d37cf7a55da0ec39d82d96a9f69dbd5ff7c219bcc9a94b1d94cda781c2297ea", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]     Checking wasefire-logger v0.2.1
[INFO] [stderr]     Checking wasefire-one-of v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]     Checking p384 v0.13.1
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.17
[INFO] [stderr]    Compiling num_enum_derive v0.7.5
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling data-encoding-macro v0.1.19
[INFO] [stderr]    Compiling wasefire-applet-api-desc v0.2.3
[INFO] [stderr]     Checking num_enum v0.7.5
[INFO] [stderr]     Checking wasefire-error v0.1.4
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking ed25519-dalek v2.2.0
[INFO] [stderr]    Compiling wasefire-applet-api-macro v0.9.0
[INFO] [stderr]     Checking wasefire-applet-api v0.9.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/wasefire-applet-api-0.9.0/src/lib.rs:20:56
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![cfg_attr(all(feature = "wasm", feature = "native"), feature(linkage))]
[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 `wasefire-applet-api` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5d37cf7a55da0ec39d82d96a9f69dbd5ff7c219bcc9a94b1d94cda781c2297ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d37cf7a55da0ec39d82d96a9f69dbd5ff7c219bcc9a94b1d94cda781c2297ea", kill_on_drop: false }`
[INFO] [stdout] 5d37cf7a55da0ec39d82d96a9f69dbd5ff7c219bcc9a94b1d94cda781c2297ea