[INFO] fetching crate rnet-gen 0.1.0...
[INFO] checking rnet-gen-0.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate rnet-gen 0.1.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate rnet-gen 0.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rnet-gen 0.1.0
[INFO] finished tweaking crates.io crate rnet-gen 0.1.0
[INFO] tweaked toml for crates.io crate rnet-gen 0.1.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate rnet-gen 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rnet-macros v0.1.0
[INFO] [stderr]   Downloaded rnet v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e26ded775656f35526120c3c5c8ca152f6bc82a3f89013b753a0c6dd1cba521
[INFO] running `Command { std: "docker" "start" "-a" "2e26ded775656f35526120c3c5c8ca152f6bc82a3f89013b753a0c6dd1cba521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e26ded775656f35526120c3c5c8ca152f6bc82a3f89013b753a0c6dd1cba521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e26ded775656f35526120c3c5c8ca152f6bc82a3f89013b753a0c6dd1cba521", kill_on_drop: false }`
[INFO] [stdout] 2e26ded775656f35526120c3c5c8ca152f6bc82a3f89013b753a0c6dd1cba521
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f10771c6fca5901ce51122cd00688be8dea8cfd76d9aa8a17aaee330d02dcf67
[INFO] running `Command { std: "docker" "start" "-a" "f10771c6fca5901ce51122cd00688be8dea8cfd76d9aa8a17aaee330d02dcf67", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking libloading v0.7.1
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling linkme-impl v0.2.7
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]     Checking linkme v0.2.7
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]    Compiling rnet-macros v0.1.0
[INFO] [stderr]     Checking rnet v0.1.0
[INFO] [stderr]     Checking rnet-gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.15s
[INFO] running `Command { std: "docker" "inspect" "f10771c6fca5901ce51122cd00688be8dea8cfd76d9aa8a17aaee330d02dcf67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10771c6fca5901ce51122cd00688be8dea8cfd76d9aa8a17aaee330d02dcf67", kill_on_drop: false }`
[INFO] [stdout] f10771c6fca5901ce51122cd00688be8dea8cfd76d9aa8a17aaee330d02dcf67