[INFO] cloning repository https://github.com/jmccrae/linked-words
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmccrae/linked-words" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmccrae%2Flinked-words", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmccrae%2Flinked-words'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ab851f1dc2b162c02d2fd87630b2e0804d65196
[INFO] testing jmccrae/linked-words against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmccrae%2Flinked-words" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmccrae/linked-words on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmccrae/linked-words
[INFO] finished tweaking git repo https://github.com/jmccrae/linked-words
[INFO] tweaked toml for git repo https://github.com/jmccrae/linked-words written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/jmccrae/linked-words already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 backtrace v0.2.3
[INFO] [stderr]   Downloaded dbghelp-sys v0.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.21
[INFO] [stderr]   Downloaded serde_json v1.0.6
[INFO] [stderr]   Downloaded vcpkg v0.2.2
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded state v0.3.2
[INFO] [stderr]   Downloaded smallvec v0.4.4
[INFO] [stderr]   Downloaded toml v0.4.5
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
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[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded fs2 v0.2.5
[INFO] [stderr]   Downloaded memmap v0.4.0
[INFO] [stderr]   Downloaded clap v2.29.0
[INFO] [stderr]   Downloaded miniz-sys v0.1.10
[INFO] [stderr]   Downloaded pear v0.0.12
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded pear_codegen v0.0.12
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded fst-regex v0.1.0
[INFO] [stderr]   Downloaded rocket_codegen v0.3.5
[INFO] [stderr]   Downloaded quick-error v1.2.1
[INFO] [stderr]   Downloaded gcc v0.3.54
[INFO] [stderr]   Downloaded either v1.4.0
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded rayon-core v1.3.0
[INFO] [stderr]   Downloaded untrusted v0.5.1
[INFO] [stderr]   Downloaded cookie v0.9.2
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded ordermap v0.2.13
[INFO] [stderr]   Downloaded url v1.6.0
[INFO] [stderr]   Downloaded version_check v0.1.3
[INFO] [stderr]   Downloaded serde_derive_internals v0.17.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.16
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] [stderr]   Downloaded regex v0.2.2
[INFO] [stderr]   Downloaded cc v1.0.3
[INFO] [stderr]   Downloaded serde v1.0.21
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded coco v0.1.1
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded regex-syntax v0.4.1
[INFO] [stderr]   Downloaded rayon v0.7.1
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[INFO] [stderr]   Downloaded hyper v0.10.13
[INFO] [stderr]   Downloaded fst v0.2.3
[INFO] [stderr]   Downloaded libsqlite3-sys v0.9.1
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[INFO] [stderr]   Downloaded num_cpus v1.7.0
[INFO] [stderr]   Downloaded rocket v0.3.5
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded ring v0.11.0
[INFO] [stderr]   Downloaded yansi v0.3.4
[INFO] [stderr]   Downloaded httparse v1.2.3
[INFO] [stderr]   Downloaded byteorder v1.1.0
[INFO] [stderr]   Downloaded stacktrace v0.2.1
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded rusqlite v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ff25e82279bda1545cd581eafc9f46df8f63c6226bd8766a174719a6797731a
[INFO] running `Command { std: "docker" "start" "-a" "7ff25e82279bda1545cd581eafc9f46df8f63c6226bd8766a174719a6797731a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ff25e82279bda1545cd581eafc9f46df8f63c6226bd8766a174719a6797731a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff25e82279bda1545cd581eafc9f46df8f63c6226bd8766a174719a6797731a", kill_on_drop: false }`
[INFO] [stdout] 7ff25e82279bda1545cd581eafc9f46df8f63c6226bd8766a174719a6797731a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52f4f02ca50262f22dfb17916232196abf94f357a41ec60f4380ec7ab37028db
[INFO] running `Command { std: "docker" "start" "-a" "52f4f02ca50262f22dfb17916232196abf94f357a41ec60f4380ec7ab37028db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling serde v1.0.21
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling httparse v1.2.3
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]    Compiling pear v0.0.12
[INFO] [stderr]    Compiling state v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling ordermap v0.2.13
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.2/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.2/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.2/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_unsafe_cell_new)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.2/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_atomic_usize_new)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.2/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_atomic_bool_new)]
[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 `yansi` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "52f4f02ca50262f22dfb17916232196abf94f357a41ec60f4380ec7ab37028db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f4f02ca50262f22dfb17916232196abf94f357a41ec60f4380ec7ab37028db", kill_on_drop: false }`
[INFO] [stdout] 52f4f02ca50262f22dfb17916232196abf94f357a41ec60f4380ec7ab37028db
