[INFO] fetching crate pi-async-rt 0.2.19...
[INFO] testing pi-async-rt-0.2.19 against 1.91.0 for beta-1.92-2
[INFO] extracting crate pi-async-rt 0.2.19 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate pi-async-rt 0.2.19
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pi-async-rt 0.2.19
[INFO] tweaked toml for crates.io crate pi-async-rt 0.2.19 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi-async-rt 0.2.19 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pi-async-rt 0.2.19 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded st3 v0.4.1
[INFO] [stderr]   Downloaded generator v0.7.5
[INFO] [stderr]   Downloaded pi_slot_deque v0.3.1
[INFO] [stderr]   Downloaded pi_cancel_timer v0.3.1
[INFO] [stderr]   Downloaded pi_share v0.5.2
[INFO] [stderr]   Downloaded pi_wrr v0.1.1
[INFO] [stderr]   Downloaded pi_hash v0.1.1
[INFO] [stderr]   Downloaded pi_null v0.1.11
[INFO] [stderr]   Downloaded spin v0.10.0
[INFO] [stderr]   Downloaded pi_slot_wheel v0.3.0
[INFO] [stderr]   Downloaded twox-hash v2.1.1
[INFO] [stderr]   Downloaded loom v0.5.6
[INFO] [stderr]   Downloaded pi_slotmap v0.2.1
[INFO] [stderr]   Downloaded pi_key_alloter v0.6.2
[INFO] [stderr]   Downloaded pi_ext_heap v0.1.1
[INFO] [stderr]   Downloaded pi_timer v0.1.1
[INFO] [stderr]   Downloaded pi_wheel v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 117a051847fa7977701255641f24cdf738c06f5273dd9c934ed54a936ee9eb2b
[INFO] running `Command { std: "docker" "start" "-a" "117a051847fa7977701255641f24cdf738c06f5273dd9c934ed54a936ee9eb2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "117a051847fa7977701255641f24cdf738c06f5273dd9c934ed54a936ee9eb2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "117a051847fa7977701255641f24cdf738c06f5273dd9c934ed54a936ee9eb2b", kill_on_drop: false }`
[INFO] [stdout] 117a051847fa7977701255641f24cdf738c06f5273dd9c934ed54a936ee9eb2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5028fc68a2fc37ffd207ef2f338a02c4cd3d66112d8c749c033e5acec0fe6abb
[INFO] running `Command { std: "docker" "start" "-a" "5028fc68a2fc37ffd207ef2f338a02c4cd3d66112d8c749c033e5acec0fe6abb", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling pi_null v0.1.11
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling pi_slotmap v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[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/pi_null-0.1.11/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(strict_provenance)]
[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 `pi_null` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5028fc68a2fc37ffd207ef2f338a02c4cd3d66112d8c749c033e5acec0fe6abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5028fc68a2fc37ffd207ef2f338a02c4cd3d66112d8c749c033e5acec0fe6abb", kill_on_drop: false }`
[INFO] [stdout] 5028fc68a2fc37ffd207ef2f338a02c4cd3d66112d8c749c033e5acec0fe6abb
