[INFO] fetching crate snocat 0.4.0-alpha.2... [INFO] testing snocat-0.4.0-alpha.2 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate snocat 0.4.0-alpha.2 into /workspace/builds/worker-19/source [INFO] validating manifest of crates.io crate snocat 0.4.0-alpha.2 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate snocat 0.4.0-alpha.2 [INFO] finished tweaking crates.io crate snocat 0.4.0-alpha.2 [INFO] tweaked toml for crates.io crate snocat 0.4.0-alpha.2 written to /workspace/builds/worker-19/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 41be50666046fe029acbd5faac8fa4f5aa74e725bbd313030caf48e891dbf43b [INFO] running `Command { std: "docker" "start" "-a" "41be50666046fe029acbd5faac8fa4f5aa74e725bbd313030caf48e891dbf43b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41be50666046fe029acbd5faac8fa4f5aa74e725bbd313030caf48e891dbf43b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41be50666046fe029acbd5faac8fa4f5aa74e725bbd313030caf48e891dbf43b", kill_on_drop: false }` [INFO] [stdout] 41be50666046fe029acbd5faac8fa4f5aa74e725bbd313030caf48e891dbf43b [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" "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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25cee7bc1b2500cece31a818dba1de0107212956cc45d8464c4b559d2e944616 [INFO] running `Command { std: "docker" "start" "-a" "25cee7bc1b2500cece31a818dba1de0107212956cc45d8464c4b559d2e944616", kill_on_drop: false }` [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-sink v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Compiling rustls v0.20.4 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling openssl-probe v0.1.5 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling anyhow v1.0.55 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling downcast-rs v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling tracing-core v0.1.22 [INFO] [stderr] Compiling rustls-pemfile v0.2.1 [INFO] [stderr] Compiling getrandom v0.2.5 [INFO] [stderr] Compiling mio v0.8.0 [INFO] [stderr] Compiling socket2 v0.4.4 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling rustls-native-certs v0.6.1 [INFO] [stderr] Compiling tracing-log v0.1.2 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling webpki v0.22.0 [INFO] [stderr] Compiling sct v0.7.0 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tracing-attributes v0.1.19 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling tokio v1.17.0 [INFO] [stderr] Compiling tracing v0.1.31 [INFO] [stderr] Compiling pin-project v1.0.10 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling tracing-futures v0.2.5 [INFO] [stderr] Compiling quinn-proto v0.8.1 [INFO] [stderr] Compiling futures-executor v0.3.21 [INFO] [stderr] Compiling quinn-udp v0.1.1 [INFO] [stderr] Compiling tokio-util v0.6.9 [INFO] [stderr] Compiling futures v0.3.21 [INFO] [stderr] Compiling gen-z v0.1.0 [INFO] [stderr] Compiling quinn v0.8.1 [INFO] [stderr] Compiling tokio-stream v0.1.8 [INFO] [stderr] Compiling tracing-serde v0.1.3 [INFO] [stderr] Compiling tracing-subscriber v0.2.25 [INFO] [stderr] Compiling snocat v0.4.0-alpha.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(async_closure)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(backtrace)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(label_break_value)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(try_blocks)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #![feature(type_ascription)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 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 9 previous errors [INFO] running `Command { std: "docker" "inspect" "25cee7bc1b2500cece31a818dba1de0107212956cc45d8464c4b559d2e944616", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25cee7bc1b2500cece31a818dba1de0107212956cc45d8464c4b559d2e944616", kill_on_drop: false }` [INFO] [stdout] 25cee7bc1b2500cece31a818dba1de0107212956cc45d8464c4b559d2e944616