[INFO] fetching crate plugger 0.3.0...
[INFO] checking plugger-0.3.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate plugger 0.3.0 into /workspace/builds/worker-58/source
[INFO] validating manifest of crates.io crate plugger 0.3.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plugger 0.3.0
[INFO] finished tweaking crates.io crate plugger 0.3.0
[INFO] tweaked toml for crates.io crate plugger 0.3.0 written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 plugger-ruby v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 611593c1e6ab06db9fac564e771b30cf94fe5db73fcdd5e87b78e5fee45852e4
[INFO] running `Command { std: "docker" "start" "-a" "611593c1e6ab06db9fac564e771b30cf94fe5db73fcdd5e87b78e5fee45852e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "611593c1e6ab06db9fac564e771b30cf94fe5db73fcdd5e87b78e5fee45852e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611593c1e6ab06db9fac564e771b30cf94fe5db73fcdd5e87b78e5fee45852e4", kill_on_drop: false }`
[INFO] [stdout] 611593c1e6ab06db9fac564e771b30cf94fe5db73fcdd5e87b78e5fee45852e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1c5f6a7d6eedc512123a8d9ba32da9675f345841bbd5ff050ef2a15c99d77f4
[INFO] running `Command { std: "docker" "start" "-a" "e1c5f6a7d6eedc512123a8d9ba32da9675f345841bbd5ff050ef2a15c99d77f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking plugger-core v0.3.0
[INFO] [stderr]    Compiling mri-sys v0.2.5
[INFO] [stderr]    Compiling rurust v0.1.11
[INFO] [stderr]     Checking plugger-ruby v0.3.0
[INFO] [stdout] error[E0624]: associated function `new` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plugger-ruby-0.3.0/src/lib.rs:41:27
[INFO] [stdout]    |
[INFO] [stdout] 41 |         match rurust::VM::new() {
[INFO] [stdout]    |                           ^^^ private associated function
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rurust-0.1.11/src/vm.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn new() -> Result<Self, ErrorKind> {
[INFO] [stdout]    |     ----------------------------------- private associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0624]: associated function `new` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plugger-ruby-0.3.0/src/lib.rs:41:27
[INFO] [stdout]    |
[INFO] [stdout] 41 |         match rurust::VM::new() {
[INFO] [stdout]    |                           ^^^ private associated function
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rurust-0.1.11/src/vm.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn new() -> Result<Self, ErrorKind> {
[INFO] [stdout]    |     ----------------------------------- private associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0624`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `plugger-ruby` due to 2 previous errors
[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 E0624`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e1c5f6a7d6eedc512123a8d9ba32da9675f345841bbd5ff050ef2a15c99d77f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c5f6a7d6eedc512123a8d9ba32da9675f345841bbd5ff050ef2a15c99d77f4", kill_on_drop: false }`
[INFO] [stdout] e1c5f6a7d6eedc512123a8d9ba32da9675f345841bbd5ff050ef2a15c99d77f4