[INFO] fetching crate rustkit_bindgen 0.0.1...
[INFO] checking rustkit_bindgen-0.0.1 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate rustkit_bindgen 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rustkit_bindgen 0.0.1 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustkit_bindgen 0.0.1
[INFO] finished tweaking crates.io crate rustkit_bindgen 0.0.1
[INFO] tweaked toml for crates.io crate rustkit_bindgen 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da8cdd287ad7c87252e45e88b5bc41db74e60d150cdb10c3b243ca0d7e4c19c3
[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" "da8cdd287ad7c87252e45e88b5bc41db74e60d150cdb10c3b243ca0d7e4c19c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da8cdd287ad7c87252e45e88b5bc41db74e60d150cdb10c3b243ca0d7e4c19c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da8cdd287ad7c87252e45e88b5bc41db74e60d150cdb10c3b243ca0d7e4c19c3", kill_on_drop: false }`
[INFO] [stdout] da8cdd287ad7c87252e45e88b5bc41db74e60d150cdb10c3b243ca0d7e4c19c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caf63fc7edfea13e43db550f52be84777a1697224aba958a21f9f09b01bd8032
[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" "caf63fc7edfea13e43db550f52be84777a1697224aba958a21f9f09b01bd8032", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling rustkit-clang-sys v0.24.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking rustkit_bindgen v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_copy`
[INFO] [stdout]    --> src/lib.rs:379:12
[INFO] [stdout]     |
[INFO] [stdout] 379 |     pub fn is_copy(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_copy`
[INFO] [stdout]    --> src/lib.rs:379:12
[INFO] [stdout]     |
[INFO] [stdout] 379 |     pub fn is_copy(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.85s
[INFO] running `Command { std: "docker" "inspect" "caf63fc7edfea13e43db550f52be84777a1697224aba958a21f9f09b01bd8032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf63fc7edfea13e43db550f52be84777a1697224aba958a21f9f09b01bd8032", kill_on_drop: false }`
[INFO] [stdout] caf63fc7edfea13e43db550f52be84777a1697224aba958a21f9f09b01bd8032