[INFO] fetching crate body-image-futio 2.1.1...
[INFO] checking body-image-futio-2.1.1 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate body-image-futio 2.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate body-image-futio 2.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate body-image-futio 2.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate body-image-futio 2.1.1
[INFO] tweaked toml for crates.io crate body-image-futio 2.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate body-image-futio 2.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 883f2f51e7b0357f958232885500218bdd60b2566d048317b1edf907cc20f900
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "883f2f51e7b0357f958232885500218bdd60b2566d048317b1edf907cc20f900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "883f2f51e7b0357f958232885500218bdd60b2566d048317b1edf907cc20f900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883f2f51e7b0357f958232885500218bdd60b2566d048317b1edf907cc20f900", kill_on_drop: false }`
[INFO] [stdout] 883f2f51e7b0357f958232885500218bdd60b2566d048317b1edf907cc20f900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9efe927559bae3a0cef4e2e99f99275399d514c027f989798df77e0b669c59c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f9efe927559bae3a0cef4e2e99f99275399d514c027f989798df77e0b669c59c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking futures-sink v0.3.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking futures-task v0.3.3
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling olio v1.3.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling tao-log v1.0.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling hyperx v1.0.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling blocking-permit v1.2.0
[INFO] [stderr]    Compiling body-image v2.0.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling piccolog v1.0.0
[INFO] [stderr]    Compiling body-image-futio v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking futures-channel v0.3.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking brotli-decompressor v2.3.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking brotli v3.3.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling futures-macro v0.3.3
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.3
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/async_streams.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/client.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(test)]
[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 `body-image-futio`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[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" "f9efe927559bae3a0cef4e2e99f99275399d514c027f989798df77e0b669c59c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9efe927559bae3a0cef4e2e99f99275399d514c027f989798df77e0b669c59c", kill_on_drop: false }`
[INFO] [stdout] f9efe927559bae3a0cef4e2e99f99275399d514c027f989798df77e0b669c59c
