[INFO] cloning repository https://github.com/tigwyk/rustybarnacle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tigwyk/rustybarnacle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigwyk%2Frustybarnacle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigwyk%2Frustybarnacle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 466adce790305fcb44db6c3e21878cec440b25f7
[INFO] checking tigwyk/rustybarnacle against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigwyk%2Frustybarnacle" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tigwyk/rustybarnacle on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tigwyk/rustybarnacle
[INFO] finished tweaking git repo https://github.com/tigwyk/rustybarnacle
[INFO] tweaked toml for git repo https://github.com/tigwyk/rustybarnacle written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/tigwyk/rustybarnacle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded gcc v0.3.51
[INFO] [stderr]   Downloaded dotenv v0.10.1
[INFO] [stderr]   Downloaded diesel_infer_schema v0.14.0
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded backtrace v0.3.2
[INFO] [stderr]   Downloaded diesel v0.14.1
[INFO] [stderr]   Downloaded lazy_static v0.2.8
[INFO] [stderr]   Downloaded rand v0.3.15
[INFO] [stderr]   Downloaded rpg v0.0.2
[INFO] [stderr]   Downloaded derive-error-chain v0.10.1
[INFO] [stderr]   Downloaded term-painter v0.2.3
[INFO] [stderr]   Downloaded redox_syscall v0.1.26
[INFO] [stderr]   Downloaded base64 v0.5.2
[INFO] [stderr]   Downloaded cookie v0.6.2
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded diesel_codegen v0.14.0
[INFO] [stderr]   Downloaded rocket_codegen v0.2.9
[INFO] [stderr]   Downloaded yansi v0.3.0
[INFO] [stderr]   Downloaded num_cpus v1.6.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.11
[INFO] [stderr]   Downloaded dotenv v0.9.0
[INFO] [stderr]   Downloaded state v0.2.2
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded libc v0.2.26
[INFO] [stderr]   Downloaded hyper v0.10.12
[INFO] [stderr]   Downloaded rocket v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a40396e465b5c98323ee6ca5ea5169c3bd1e365717afaa1bd70777af75e535d
[INFO] running `Command { std: "docker" "start" "-a" "1a40396e465b5c98323ee6ca5ea5169c3bd1e365717afaa1bd70777af75e535d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a40396e465b5c98323ee6ca5ea5169c3bd1e365717afaa1bd70777af75e535d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a40396e465b5c98323ee6ca5ea5169c3bd1e365717afaa1bd70777af75e535d", kill_on_drop: false }`
[INFO] [stdout] 1a40396e465b5c98323ee6ca5ea5169c3bd1e365717afaa1bd70777af75e535d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85270f9367cd1d40f612d853a293d0ceae83ebf8de9ee68bead40663c17eb5a0
[INFO] running `Command { std: "docker" "start" "-a" "85270f9367cd1d40f612d853a293d0ceae83ebf8de9ee68bead40663c17eb5a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling yansi v0.3.0
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling percent-encoding v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling state v0.2.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]     Checking diesel v0.14.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.2.2/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[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.2.2/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] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "85270f9367cd1d40f612d853a293d0ceae83ebf8de9ee68bead40663c17eb5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85270f9367cd1d40f612d853a293d0ceae83ebf8de9ee68bead40663c17eb5a0", kill_on_drop: false }`
[INFO] [stdout] 85270f9367cd1d40f612d853a293d0ceae83ebf8de9ee68bead40663c17eb5a0