[INFO] cloning repository https://github.com/blackboard/scrappy-do
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blackboard/scrappy-do" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackboard%2Fscrappy-do", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackboard%2Fscrappy-do'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82878a4527a2b9c93cd6d25bf312f61e6cbfeaa2
[INFO] checking blackboard/scrappy-do against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackboard%2Fscrappy-do" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blackboard/scrappy-do on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blackboard/scrappy-do
[INFO] finished tweaking git repo https://github.com/blackboard/scrappy-do
[INFO] tweaked toml for git repo https://github.com/blackboard/scrappy-do written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/blackboard/scrappy-do already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1df646c220487c6b0365bbd3946dfc121f1664356ca9dfe9cfd8027f3cf2cc7
[INFO] running `Command { std: "docker" "start" "-a" "c1df646c220487c6b0365bbd3946dfc121f1664356ca9dfe9cfd8027f3cf2cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1df646c220487c6b0365bbd3946dfc121f1664356ca9dfe9cfd8027f3cf2cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1df646c220487c6b0365bbd3946dfc121f1664356ca9dfe9cfd8027f3cf2cc7", kill_on_drop: false }`
[INFO] [stdout] c1df646c220487c6b0365bbd3946dfc121f1664356ca9dfe9cfd8027f3cf2cc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a30b479d387c8425336a5903e5b2d8b0ed627ae5ef9c1a766a6b3a3c16de7ea
[INFO] running `Command { std: "docker" "start" "-a" "3a30b479d387c8425336a5903e5b2d8b0ed627ae5ef9c1a766a6b3a3c16de7ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking arc-swap v1.2.0
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.10
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking slog-scope v4.4.0
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking slog-stdlog v4.1.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking scrappy_do_codegen v0.1.0 (/opt/rustwide/workdir/scrappy_do-codegen)
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking async-stream v0.3.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking tokio-util v0.6.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking scrappy_do v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(result_flattening)]
[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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(result_flattening)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrappy_do` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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" "3a30b479d387c8425336a5903e5b2d8b0ed627ae5ef9c1a766a6b3a3c16de7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a30b479d387c8425336a5903e5b2d8b0ed627ae5ef9c1a766a6b3a3c16de7ea", kill_on_drop: false }`
[INFO] [stdout] 3a30b479d387c8425336a5903e5b2d8b0ed627ae5ef9c1a766a6b3a3c16de7ea
