[INFO] fetching crate plugger 0.3.0...
[INFO] testing plugger-0.3.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate plugger 0.3.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate plugger 0.3.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1b85989c27f00c6f56d1f43336fdcef7bfa3c352bbbe5253e7ad96b95ed1afb
[INFO] running `Command { std: "docker" "start" "-a" "e1b85989c27f00c6f56d1f43336fdcef7bfa3c352bbbe5253e7ad96b95ed1afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1b85989c27f00c6f56d1f43336fdcef7bfa3c352bbbe5253e7ad96b95ed1afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b85989c27f00c6f56d1f43336fdcef7bfa3c352bbbe5253e7ad96b95ed1afb", kill_on_drop: false }`
[INFO] [stdout] e1b85989c27f00c6f56d1f43336fdcef7bfa3c352bbbe5253e7ad96b95ed1afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67cd5efd07a0231c4e3b28c5ceb9d1d4334035b0dbbb2846843a8dff2b7cb760
[INFO] running `Command { std: "docker" "start" "-a" "67cd5efd07a0231c4e3b28c5ceb9d1d4334035b0dbbb2846843a8dff2b7cb760", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling plugger-core v0.3.0
[INFO] [stderr]    Compiling mri-sys v0.2.5
[INFO] [stderr]    Compiling rurust v0.1.11
[INFO] [stderr]    Compiling 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] 
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "67cd5efd07a0231c4e3b28c5ceb9d1d4334035b0dbbb2846843a8dff2b7cb760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67cd5efd07a0231c4e3b28c5ceb9d1d4334035b0dbbb2846843a8dff2b7cb760", kill_on_drop: false }`
[INFO] [stdout] 67cd5efd07a0231c4e3b28c5ceb9d1d4334035b0dbbb2846843a8dff2b7cb760