[INFO] fetching crate imagesnap 0.0.1...
[INFO] checking imagesnap-0.0.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate imagesnap 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate imagesnap 0.0.1 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 crates.io crate imagesnap 0.0.1
[INFO] finished tweaking crates.io crate imagesnap 0.0.1
[INFO] tweaked toml for crates.io crate imagesnap 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate imagesnap 0.0.1 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] 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" "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] b652552cd6aedee987cda8c38d9a1ec734f3794b3c2ba1c18d12b1ed080b3731
[INFO] running `Command { std: "docker" "start" "-a" "b652552cd6aedee987cda8c38d9a1ec734f3794b3c2ba1c18d12b1ed080b3731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b652552cd6aedee987cda8c38d9a1ec734f3794b3c2ba1c18d12b1ed080b3731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b652552cd6aedee987cda8c38d9a1ec734f3794b3c2ba1c18d12b1ed080b3731", kill_on_drop: false }`
[INFO] [stdout] b652552cd6aedee987cda8c38d9a1ec734f3794b3c2ba1c18d12b1ed080b3731
[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" "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] 6e327ef376dbcbe6e40027b83d936f62bc9642f20e62b052939f7b926344e201
[INFO] running `Command { std: "docker" "start" "-a" "6e327ef376dbcbe6e40027b83d936f62bc9642f20e62b052939f7b926344e201", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling imagesnap v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stdout] error[E0583]: file not found for module `os`
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | mod os;
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `os`, create file "src/os.rs" or "src/os/mod.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `os`
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | mod os;
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `os`, create file "src/os.rs" or "src/os/mod.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Client` in `os`
[INFO] [stdout]   --> src/lib.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Ok(os::Client::device_names()
[INFO] [stdout]    |                ^^^^^^ could not find `Client` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Client` in `os`
[INFO] [stdout]   --> src/lib.rs:61:23
[INFO] [stdout]    |
[INFO] [stdout] 61 |             name: os::Client::default_device(),
[INFO] [stdout]    |                       ^^^^^^ could not find `Client` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Client` in `os`
[INFO] [stdout]   --> src/lib.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         os::Client::capture(&self.device.name, &filename, self.warmup)
[INFO] [stdout]    |             ^^^^^^ could not find `Client` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Client` in `os`
[INFO] [stdout]   --> src/lib.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Ok(os::Client::device_names()
[INFO] [stdout]    |                ^^^^^^ could not find `Client` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Client` in `os`
[INFO] [stdout]   --> src/lib.rs:61:23
[INFO] [stdout]    |
[INFO] [stdout] 61 |             name: os::Client::default_device(),
[INFO] [stdout]    |                       ^^^^^^ could not find `Client` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Client` in `os`
[INFO] [stdout]   --> src/lib.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         os::Client::capture(&self.device.name, &filename, self.warmup)
[INFO] [stdout]    |             ^^^^^^ could not find `Client` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `imagesnap`
[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 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6e327ef376dbcbe6e40027b83d936f62bc9642f20e62b052939f7b926344e201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e327ef376dbcbe6e40027b83d936f62bc9642f20e62b052939f7b926344e201", kill_on_drop: false }`
[INFO] [stdout] 6e327ef376dbcbe6e40027b83d936f62bc9642f20e62b052939f7b926344e201