[INFO] cloning repository https://github.com/wseaton/pongrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wseaton/pongrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwseaton%2Fpongrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwseaton%2Fpongrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f72e04f2a33f7ed6f9790eb1f84276ed97a6b250
[INFO] testing wseaton/pongrust against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwseaton%2Fpongrust" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wseaton/pongrust on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wseaton/pongrust
[INFO] finished tweaking git repo https://github.com/wseaton/pongrust
[INFO] tweaked toml for git repo https://github.com/wseaton/pongrust written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/wseaton/pongrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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 num_cpus v1.4.0
[INFO] [stderr]   Downloaded term v0.4.5
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded quick-error v1.2.0
[INFO] [stderr]   Downloaded num-traits v0.1.37
[INFO] [stderr]   Downloaded serde_json v0.9.10
[INFO] [stderr]   Downloaded serde_derive v0.9.15
[INFO] [stderr]   Downloaded gcc v0.3.46
[INFO] [stderr]   Downloaded humansize v1.0.1
[INFO] [stderr]   Downloaded thread_local v0.3.3
[INFO] [stderr]   Downloaded dtoa v0.4.1
[INFO] [stderr]   Downloaded handlebars v0.25.3
[INFO] [stderr]   Downloaded thread-id v3.1.0
[INFO] [stderr]   Downloaded backtrace v0.3.1
[INFO] [stderr]   Downloaded pest v0.4.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.17
[INFO] [stderr]   Downloaded chrono v0.3.1
[INFO] [stderr]   Downloaded log v0.3.7
[INFO] [stderr]   Downloaded byteorder v1.0.0
[INFO] [stderr]   Downloaded httparse v1.2.2
[INFO] [stderr]   Downloaded version_check v0.1.0
[INFO] [stderr]   Downloaded num-iter v0.1.33
[INFO] [stderr]   Downloaded serde_codegen_internals v0.14.2
[INFO] [stderr]   Downloaded mime v0.2.4
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded num-integer v0.1.34
[INFO] [stderr]   Downloaded unicode-bidi v0.2.6
[INFO] [stderr]   Downloaded cookie v0.6.2
[INFO] [stderr]   Downloaded num v0.1.37
[INFO] [stderr]   Downloaded idna v0.1.1
[INFO] [stderr]   Downloaded tera v0.7.2
[INFO] [stderr]   Downloaded time v0.1.37
[INFO] [stderr]   Downloaded backtrace-sys v0.1.10
[INFO] [stderr]   Downloaded hyper v0.10.10
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded cpp_demangle v0.2.1
[INFO] [stderr]   Downloaded unidecode v0.2.0
[INFO] [stderr]   Downloaded serde v0.9.15
[INFO] [stderr]   Downloaded rocket_contrib v0.2.6
[INFO] [stderr]   Downloaded rocket v0.2.6
[INFO] [stderr]   Downloaded rocket_codegen v0.2.6
[INFO] [stderr]   Downloaded fixedbitset v0.1.6
[INFO] [stderr]   Downloaded state v0.2.1
[INFO] [stderr]   Downloaded term-painter v0.2.3
[INFO] [stderr]   Downloaded regex v0.2.1
[INFO] [stderr]   Downloaded regex-syntax v0.4.0
[INFO] [stderr]   Downloaded slug v0.1.2
[INFO] [stderr]   Downloaded itoa v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 415d9dcd6c20b1186c3ad2a0985843576463e0d671493ab82c4c0c652ee0363e
[INFO] running `Command { std: "docker" "start" "-a" "415d9dcd6c20b1186c3ad2a0985843576463e0d671493ab82c4c0c652ee0363e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "415d9dcd6c20b1186c3ad2a0985843576463e0d671493ab82c4c0c652ee0363e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415d9dcd6c20b1186c3ad2a0985843576463e0d671493ab82c4c0c652ee0363e", kill_on_drop: false }`
[INFO] [stdout] 415d9dcd6c20b1186c3ad2a0985843576463e0d671493ab82c4c0c652ee0363e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec9adf7a43f3cf65f773e0ea22eccc619d459c6d96c74e9328e95e77f47f7391
[INFO] running `Command { std: "docker" "start" "-a" "ec9adf7a43f3cf65f773e0ea22eccc619d459c6d96c74e9328e95e77f47f7391", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]    Compiling version_check v0.1.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling cpp_demangle v0.2.1
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling backtrace v0.3.1
[INFO] [stderr]    Compiling fixedbitset v0.1.6
[INFO] [stderr]    Compiling term v0.4.5
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling httparse v1.2.2
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling unidecode v0.2.0
[INFO] [stderr]    Compiling state v0.2.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling quick-error v1.2.0
[INFO] [stderr]    Compiling pest v0.4.1
[INFO] [stderr]    Compiling humansize v1.0.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.2.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling mime v0.2.4
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.2.1/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 stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.2.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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: could not compile `state`
[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" "ec9adf7a43f3cf65f773e0ea22eccc619d459c6d96c74e9328e95e77f47f7391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec9adf7a43f3cf65f773e0ea22eccc619d459c6d96c74e9328e95e77f47f7391", kill_on_drop: false }`
[INFO] [stdout] ec9adf7a43f3cf65f773e0ea22eccc619d459c6d96c74e9328e95e77f47f7391
