[INFO] fetching crate bindgen_plugin 0.16.0...
[INFO] checking bindgen_plugin-0.16.0 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate bindgen_plugin 0.16.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bindgen_plugin 0.16.0 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bindgen_plugin 0.16.0
[INFO] removed path dependency bindgen from crates.io crate bindgen_plugin 0.16.0
[INFO] finished tweaking crates.io crate bindgen_plugin 0.16.0
[INFO] tweaked toml for crates.io crate bindgen_plugin 0.16.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 528d4d63494ebd5288dd8eaa5f17d36b97aff7c2f078916d73d0a9349413f035
[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" "528d4d63494ebd5288dd8eaa5f17d36b97aff7c2f078916d73d0a9349413f035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "528d4d63494ebd5288dd8eaa5f17d36b97aff7c2f078916d73d0a9349413f035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528d4d63494ebd5288dd8eaa5f17d36b97aff7c2f078916d73d0a9349413f035", kill_on_drop: false }`
[INFO] [stdout] 528d4d63494ebd5288dd8eaa5f17d36b97aff7c2f078916d73d0a9349413f035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 059cefd4b08e2fc6267a761cf388a0d0e1cf7d9ee34fa6fe9e27f50a7d0b1b7f
[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" "059cefd4b08e2fc6267a761cf388a0d0e1cf7d9ee34fa6fe9e27f50a7d0b1b7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.0.3
[INFO] [stderr]     Checking libloading v0.6.6
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking which v3.1.1
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking cexpr v0.4.0
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking bindgen_plugin v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate rustc_plugin;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bindgen_plugin`
[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[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate rustc_plugin;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "059cefd4b08e2fc6267a761cf388a0d0e1cf7d9ee34fa6fe9e27f50a7d0b1b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "059cefd4b08e2fc6267a761cf388a0d0e1cf7d9ee34fa6fe9e27f50a7d0b1b7f", kill_on_drop: false }`
[INFO] [stdout] 059cefd4b08e2fc6267a761cf388a0d0e1cf7d9ee34fa6fe9e27f50a7d0b1b7f