[INFO] fetching crate anachro-client 0.1.0...
[INFO] testing anachro-client-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate anachro-client 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate anachro-client 0.1.0
[INFO] finished tweaking crates.io crate anachro-client 0.1.0
[INFO] tweaked toml for crates.io crate anachro-client 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate anachro-client 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Updating crates.io index
[INFO] [stderr] Locking 19 packages to latest compatible versions
[INFO] [stderr] Adding postcard v0.5.2 (available: v1.1.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Downloading crates ...
[INFO] [stderr] Downloaded postcard v0.5.2
[INFO] [stderr] Downloaded anachro-icd v0.1.3
[INFO] [stderr] Downloaded heapless v0.5.6
[INFO] [stderr] Downloaded postcard-cobs v0.1.5-pre
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c10d4927c035d12883854ec29adac37cf2190e25bf94b73b5ed305ec174bf0c3
[INFO] running `Command { std: "docker" "start" "-a" "c10d4927c035d12883854ec29adac37cf2190e25bf94b73b5ed305ec174bf0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c10d4927c035d12883854ec29adac37cf2190e25bf94b73b5ed305ec174bf0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c10d4927c035d12883854ec29adac37cf2190e25bf94b73b5ed305ec174bf0c3", kill_on_drop: false }`
[INFO] [stdout] c10d4927c035d12883854ec29adac37cf2190e25bf94b73b5ed305ec174bf0c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1e0477daf66482d06b404884259a0ff96e51d86f054998c210c75f68e1d61c4
[INFO] running `Command { std: "docker" "start" "-a" "a1e0477daf66482d06b404884259a0ff96e51d86f054998c210c75f68e1d61c4", kill_on_drop: false }`
[INFO] [stderr] Compiling serde v1.0.219
[INFO] [stderr] Compiling byteorder v1.5.0
[INFO] [stderr] Compiling stable_deref_trait v1.2.0
[INFO] [stderr] Compiling heapless v0.5.6
[INFO] [stderr] Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr] Compiling proc-macro2 v1.0.101
[INFO] [stderr] Compiling generic-array v0.14.7
[INFO] [stderr] Compiling generic-array v0.12.4
[INFO] [stderr] Compiling generic-array v0.13.3
[INFO] [stderr] Compiling hash32 v0.1.1
[INFO] [stderr] Compiling as-slice v0.1.5
[INFO] [stderr] Compiling quote v1.0.40
[INFO] [stderr] Compiling syn v2.0.106
[INFO] [stderr] Compiling serde_derive v1.0.219
[INFO] [stderr] Compiling postcard v0.5.2
[INFO] [stderr] Compiling anachro-icd v0.1.3
[INFO] [stderr] Compiling anachro-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] --> src/client_io.rs:39:13
[INFO] [stdout] |
[INFO] [stdout] 39 | fn recv(&mut self) -> Result