[INFO] fetching crate pre-rfc3243-libtw2-snapshot 0.1.0...
[INFO] building pre-rfc3243-libtw2-snapshot-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate pre-rfc3243-libtw2-snapshot 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate pre-rfc3243-libtw2-snapshot 0.1.0
[INFO] finished tweaking crates.io crate pre-rfc3243-libtw2-snapshot 0.1.0
[INFO] tweaked toml for crates.io crate pre-rfc3243-libtw2-snapshot 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pre-rfc3243-libtw2-snapshot 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Updating crates.io index
[INFO] [stderr] Locking 22 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbd30e0bf5f7de369da4b09bce2cdb989d17c82176d3c52d3db4fbe0a03c507c
[INFO] running `Command { std: "docker" "start" "-a" "fbd30e0bf5f7de369da4b09bce2cdb989d17c82176d3c52d3db4fbe0a03c507c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbd30e0bf5f7de369da4b09bce2cdb989d17c82176d3c52d3db4fbe0a03c507c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd30e0bf5f7de369da4b09bce2cdb989d17c82176d3c52d3db4fbe0a03c507c", kill_on_drop: false }`
[INFO] [stdout] fbd30e0bf5f7de369da4b09bce2cdb989d17c82176d3c52d3db4fbe0a03c507c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe8ce2362e5ab0cf0d2df5431952ad56ab7d498b07519c4d4b78376aded8c2c7
[INFO] running `Command { std: "docker" "start" "-a" "fe8ce2362e5ab0cf0d2df5431952ad56ab7d498b07519c4d4b78376aded8c2c7", kill_on_drop: false }`
[INFO] [stderr] Compiling serde v1.0.228
[INFO] [stderr] Compiling log v0.4.28
[INFO] [stderr] Compiling arrayvec v0.5.2
[INFO] [stderr] Compiling mac v0.0.2
[INFO] [stderr] Compiling vec_map v0.8.2
[INFO] [stderr] Compiling zerocopy v0.7.35
[INFO] [stderr] Compiling log v0.3.9
[INFO] [stderr] Compiling buffer v0.1.9
[INFO] [stderr] Compiling warn v0.2.2
[INFO] [stderr] Compiling pre-rfc3243-libtw2-common v0.1.0
[INFO] [stderr] Compiling uuid v0.8.2
[INFO] [stderr] Compiling pre-rfc3243-libtw2-packer v0.1.0
[INFO] [stderr] Compiling pre-rfc3243-libtw2-gamenet-common v0.1.1
[INFO] [stderr] Compiling pre-rfc3243-libtw2-gamenet-snap v0.1.0
[INFO] [stderr] Compiling pre-rfc3243-libtw2-snapshot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] --> src/receiver.rs:73:9
[INFO] [stdout] |
[INFO] [stdout] 73 | &mut self,
[INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 76 | ) -> Result