[INFO] cloning repository https://github.com/dflemstr/precip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dflemstr/precip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdflemstr%2Fprecip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdflemstr%2Fprecip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5386785118d85a206da1adb986dacc50c716e2c6
[INFO] checking dflemstr/precip against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdflemstr%2Fprecip" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dflemstr/precip on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dflemstr/precip
[INFO] finished tweaking git repo https://github.com/dflemstr/precip
[INFO] tweaked toml for git repo https://github.com/dflemstr/precip written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dflemstr/precip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4c7e17af2ff7bc801c4163dec1ccf9dd5c2cfe8d68b499856927593b25060e3
[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" "b4c7e17af2ff7bc801c4163dec1ccf9dd5c2cfe8d68b499856927593b25060e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4c7e17af2ff7bc801c4163dec1ccf9dd5c2cfe8d68b499856927593b25060e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c7e17af2ff7bc801c4163dec1ccf9dd5c2cfe8d68b499856927593b25060e3", kill_on_drop: false }`
[INFO] [stdout] b4c7e17af2ff7bc801c4163dec1ccf9dd5c2cfe8d68b499856927593b25060e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c77112b93cc45414fcb884d34cfd4304354340f6e2a342422aecf073088f30db
[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" "c77112b93cc45414fcb884d34cfd4304354340f6e2a342422aecf073088f30db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.7
[INFO] [stderr]    Compiling backtrace v0.3.9
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[INFO] [stderr]    Compiling error-chain v0.11.0
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[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]    Compiling bitfield-register-macro v0.2.1
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[INFO] [stderr]     Checking bitfield-register v0.2.1
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[INFO] [stderr]     Checking influent v0.4.1 (https://github.com/dflemstr/influent.rs.git?branch=send-sync#9eea27fe)
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[INFO] [stderr]     Checking toml v0.4.8
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[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling structopt-derive v0.2.11
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking config v0.9.1
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[INFO] [stderr]     Checking cron v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rusoto_core v0.34.0
[INFO] [stderr]     Checking structopt v0.2.11
[INFO] [stderr]     Checking slog-envlogger v2.1.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking hyper v0.12.11
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking rusoto_credential v0.13.0
[INFO] [stderr]    Compiling cargo_metadata v0.5.8
[INFO] [stderr]     Checking rusoto_s3 v0.34.0
[INFO] [stderr]    Compiling futures-await-async-macro v0.1.4
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]    Compiling i2cdev v0.4.0
[INFO] [stderr]     Checking futures-await v0.1.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-await-0.1.1/src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(on_unimplemented)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: this is an internal attribute that will never be stable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-await-0.1.1/src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | /     #[rustc_on_unimplemented = "async functions must return a `Result` or \
[INFO] [stdout] 65 | |                                 a typedef of `Result`"]
[INFO] [stdout]    | |_______________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(rustc_attrs)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking i2cdev-bmp280 v0.1.4 (https://github.com/dflemstr/i2cdev-sensors.git?branch=upgrade-i2cdev#a9a69944)
[INFO] [stdout] error[E0599]: no method named `resume` found for type parameter `T` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-await-0.1.1/src/lib.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |             match unsafe { self.0.resume() } {
[INFO] [stdout]     |                                   ^^^^^^ method not found in `T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for type parameter `T` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-await-0.1.1/src/lib.rs:140:37
[INFO] [stdout]     |
[INFO] [stdout] 140 |             match unsafe { self.gen.resume() } {
[INFO] [stdout]     |                                     ^^^^^^ method not found in `T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0599, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-await`.
[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" "c77112b93cc45414fcb884d34cfd4304354340f6e2a342422aecf073088f30db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77112b93cc45414fcb884d34cfd4304354340f6e2a342422aecf073088f30db", kill_on_drop: false }`
[INFO] [stdout] c77112b93cc45414fcb884d34cfd4304354340f6e2a342422aecf073088f30db
