[INFO] cloning repository https://github.com/MarcoPolo/proto2and3-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcoPolo/proto2and3-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcoPolo%2Fproto2and3-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcoPolo%2Fproto2and3-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39abc64e7b4435592e774fdfc5d73b3c87f8475d
[INFO] checking MarcoPolo/proto2and3-playground against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcoPolo%2Fproto2and3-playground" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MarcoPolo/proto2and3-playground
[INFO] finished tweaking git repo https://github.com/MarcoPolo/proto2and3-playground
[INFO] tweaked toml for git repo https://github.com/MarcoPolo/proto2and3-playground written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MarcoPolo/proto2and3-playground on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MarcoPolo/proto2and3-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost-types v0.11.1
[INFO] [stderr]   Downloaded prost-build v0.11.1
[INFO] [stderr]   Downloaded which v4.3.0
[INFO] [stderr]   Downloaded heck v0.4.0
[INFO] [stderr]   Downloaded prost-derive v0.11.0
[INFO] [stderr]   Downloaded prost v0.11.0
[INFO] [stderr]   Downloaded syn v1.0.101
[INFO] [stderr]   Downloaded petgraph v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7b956da1d6ce4594b28c15c9e958836a5f56e5728f8b83ced5e7baf5ecb1507
[INFO] running `Command { std: "docker" "start" "-a" "e7b956da1d6ce4594b28c15c9e958836a5f56e5728f8b83ced5e7baf5ecb1507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7b956da1d6ce4594b28c15c9e958836a5f56e5728f8b83ced5e7baf5ecb1507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b956da1d6ce4594b28c15c9e958836a5f56e5728f8b83ced5e7baf5ecb1507", kill_on_drop: false }`
[INFO] [stdout] e7b956da1d6ce4594b28c15c9e958836a5f56e5728f8b83ced5e7baf5ecb1507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9147b4b88a64e714f3c919be913b91c10fdcee4ea6bc310637bb4862db5c5f10
[INFO] running `Command { std: "docker" "start" "-a" "9147b4b88a64e714f3c919be913b91c10fdcee4ea6bc310637bb4862db5c5f10", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling prost-derive v0.11.0
[INFO] [stderr]    Compiling prost v0.11.0
[INFO] [stderr]     Checking prost-types v0.11.1
[INFO] [stderr]    Compiling prost-build v0.11.1
[INFO] [stderr]    Compiling proto2and3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `collections::VecDeque` and `io::Read`
[INFO] [stdout]   --> src/main.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     use std::{collections::VecDeque, io::Read, vec};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use bytes::Bytes;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.58s
[INFO] running `Command { std: "docker" "inspect" "9147b4b88a64e714f3c919be913b91c10fdcee4ea6bc310637bb4862db5c5f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9147b4b88a64e714f3c919be913b91c10fdcee4ea6bc310637bb4862db5c5f10", kill_on_drop: false }`
[INFO] [stdout] 9147b4b88a64e714f3c919be913b91c10fdcee4ea6bc310637bb4862db5c5f10
