[INFO] fetching crate snocat-cli 0.5.0-alpha.5... [INFO] documenting snocat-cli-0.5.0-alpha.5 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate snocat-cli 0.5.0-alpha.5 into /workspace/builds/worker-19/source [INFO] validating manifest of crates.io crate snocat-cli 0.5.0-alpha.5 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate snocat-cli 0.5.0-alpha.5 [INFO] finished tweaking crates.io crate snocat-cli 0.5.0-alpha.5 [INFO] tweaked toml for crates.io crate snocat-cli 0.5.0-alpha.5 written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate crates.io crate snocat-cli 0.5.0-alpha.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-attributes v0.1.19 [INFO] [stderr] Downloaded gen-z v0.1.0 [INFO] [stderr] Downloaded quinn-proto v0.8.1 [INFO] [stderr] Downloaded quinn v0.8.1 [INFO] [stderr] Downloaded clap v3.1.5 [INFO] [stderr] Downloaded snocat v0.5.0-alpha.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be95500f0865f07b1d78637b9721555426ba6aac8c6089bf1492447c51f1601c [INFO] running `Command { std: "docker" "start" "-a" "be95500f0865f07b1d78637b9721555426ba6aac8c6089bf1492447c51f1601c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be95500f0865f07b1d78637b9721555426ba6aac8c6089bf1492447c51f1601c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be95500f0865f07b1d78637b9721555426ba6aac8c6089bf1492447c51f1601c", kill_on_drop: false }` [INFO] [stdout] be95500f0865f07b1d78637b9721555426ba6aac8c6089bf1492447c51f1601c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2233b8b096dc6609aefd50efda7932298da5d6a9ae9913cd05e243bb21015e9 [INFO] running `Command { std: "docker" "start" "-a" "d2233b8b096dc6609aefd50efda7932298da5d6a9ae9913cd05e243bb21015e9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling rustls v0.20.4 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling anyhow v1.0.55 [INFO] [stderr] Checking num_threads v0.1.3 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking tracing-core v0.1.22 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking rustls-pemfile v0.2.1 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking rustls-pemfile v0.3.0 [INFO] [stderr] Checking pem v1.0.2 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking rustls-native-certs v0.6.1 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking mio v0.8.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking time v0.3.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking clap v3.1.5 [INFO] [stderr] Checking yasna v0.5.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking rcgen v0.9.2 [INFO] [stderr] Compiling tracing-attributes v0.1.19 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking tokio-util v0.7.0 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking tracing v0.1.31 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking quinn-proto v0.8.1 [INFO] [stderr] Checking tracing-subscriber v0.3.9 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking quinn-udp v0.1.1 [INFO] [stderr] Checking gen-z v0.1.0 [INFO] [stderr] Checking quinn v0.8.1 [INFO] [stderr] Checking snocat v0.5.0-alpha.5 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/snocat-0.5.0-alpha.5/src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(backtrace)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/snocat-0.5.0-alpha.5/src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/snocat-0.5.0-alpha.5/src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(try_blocks)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/snocat-0.5.0-alpha.5/src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(type_ascription)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/snocat-0.5.0-alpha.5/src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(backtrace)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `snocat` due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "d2233b8b096dc6609aefd50efda7932298da5d6a9ae9913cd05e243bb21015e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2233b8b096dc6609aefd50efda7932298da5d6a9ae9913cd05e243bb21015e9", kill_on_drop: false }` [INFO] [stdout] d2233b8b096dc6609aefd50efda7932298da5d6a9ae9913cd05e243bb21015e9