[INFO] cloning repository https://github.com/TheJakeSchmidt/wikipedia-minus-wikipedians
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheJakeSchmidt/wikipedia-minus-wikipedians" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheJakeSchmidt%2Fwikipedia-minus-wikipedians", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheJakeSchmidt%2Fwikipedia-minus-wikipedians'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60410fa53241a78411821b7d76fb9ba9488043bf
[INFO] checking TheJakeSchmidt/wikipedia-minus-wikipedians against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheJakeSchmidt%2Fwikipedia-minus-wikipedians" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheJakeSchmidt/wikipedia-minus-wikipedians on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheJakeSchmidt/wikipedia-minus-wikipedians
[INFO] finished tweaking git repo https://github.com/TheJakeSchmidt/wikipedia-minus-wikipedians
[INFO] tweaked toml for git repo https://github.com/TheJakeSchmidt/wikipedia-minus-wikipedians written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/TheJakeSchmidt/wikipedia-minus-wikipedians already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded html5ever_dom_sink v0.2.0
[INFO] [stderr]   Downloaded redis v0.17.0
[INFO] [stderr]   Downloaded log4rs v0.13.0
[INFO] [stderr]   Downloaded html5ever v0.2.11
[INFO] [stderr]   Downloaded rc v0.1.1
[INFO] [stderr]   Downloaded regex_macros v0.2.0
[INFO] [stderr]   Downloaded tempfile v1.1.3
[INFO] [stderr]   Downloaded tendril v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 274336adba88331f6fc8eeacbaf27c4f277c91673bced6037698755e11a27328
[INFO] running `Command { std: "docker" "start" "-a" "274336adba88331f6fc8eeacbaf27c4f277c91673bced6037698755e11a27328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "274336adba88331f6fc8eeacbaf27c4f277c91673bced6037698755e11a27328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274336adba88331f6fc8eeacbaf27c4f277c91673bced6037698755e11a27328", kill_on_drop: false }`
[INFO] [stdout] 274336adba88331f6fc8eeacbaf27c4f277c91673bced6037698755e11a27328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 23e33bfd401ecbebc82d50c3385b8beb4e6e8997ffb6b4804abf868b486c4989
[INFO] running `Command { std: "docker" "start" "-a" "23e33bfd401ecbebc82d50c3385b8beb4e6e8997ffb6b4804abf868b486c4989", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking rc v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking tracing-core v0.1.15
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking async-channel v1.4.0
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tendril v0.1.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking polling v0.1.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking tempfile v1.1.3
[INFO] [stderr]    Compiling rand v0.7.3
[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/regex-0.2.11/src/lib.rs:522:34
[INFO] [stdout]     |
[INFO] [stdout] 522 | #![cfg_attr(feature = "pattern", feature(pattern))]
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache v0.2.29
[INFO] [stderr]    Compiling mime_guess v1.8.8
[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 `regex`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "23e33bfd401ecbebc82d50c3385b8beb4e6e8997ffb6b4804abf868b486c4989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e33bfd401ecbebc82d50c3385b8beb4e6e8997ffb6b4804abf868b486c4989", kill_on_drop: false }`
[INFO] [stdout] 23e33bfd401ecbebc82d50c3385b8beb4e6e8997ffb6b4804abf868b486c4989
