[INFO] fetching crate dogehouse 0.1.0...
[INFO] checking dogehouse-0.1.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate dogehouse 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dogehouse 0.1.0 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dogehouse 0.1.0
[INFO] finished tweaking crates.io crate dogehouse 0.1.0
[INFO] tweaked toml for crates.io crate dogehouse 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dogehouse-macros v0.1.0
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] 3878e1ab6cf10bd98520cc466445cc7e9b5d07abd03872f33f4067b239bcff11
[INFO] running `Command { std: "docker" "start" "-a" "3878e1ab6cf10bd98520cc466445cc7e9b5d07abd03872f33f4067b239bcff11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3878e1ab6cf10bd98520cc466445cc7e9b5d07abd03872f33f4067b239bcff11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3878e1ab6cf10bd98520cc466445cc7e9b5d07abd03872f33f4067b239bcff11", kill_on_drop: false }`
[INFO] [stdout] 3878e1ab6cf10bd98520cc466445cc7e9b5d07abd03872f33f4067b239bcff11
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] 5aa63eb8c1694c89a7a3aad54eaba278c6104946e0180e80b9839b99827d7bd4
[INFO] running `Command { std: "docker" "start" "-a" "5aa63eb8c1694c89a7a3aad54eaba278c6104946e0180e80b9839b99827d7bd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling dogehouse-macros v0.1.0
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking dogehouse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] attr: ""
[INFO] [stdout] item: "fn yo() { println ! ("Hello") }"
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/lib.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `yo`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn yo() {
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.80s
[INFO] running `Command { std: "docker" "inspect" "5aa63eb8c1694c89a7a3aad54eaba278c6104946e0180e80b9839b99827d7bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa63eb8c1694c89a7a3aad54eaba278c6104946e0180e80b9839b99827d7bd4", kill_on_drop: false }`
[INFO] [stdout] 5aa63eb8c1694c89a7a3aad54eaba278c6104946e0180e80b9839b99827d7bd4