[INFO] fetching crate slipmux 0.3.2...
[INFO] building slipmux-0.3.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate slipmux 0.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate slipmux 0.3.2
[INFO] finished tweaking crates.io crate slipmux 0.3.2
[INFO] tweaked toml for crates.io crate slipmux 0.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slipmux 0.3.2 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] crate crates.io crate slipmux 0.3.2 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a720d9d279b0ec404ff24985f878442fbd7c7090ff9b7572484c63dc01ca8019
[INFO] running `Command { std: "docker" "start" "-a" "a720d9d279b0ec404ff24985f878442fbd7c7090ff9b7572484c63dc01ca8019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a720d9d279b0ec404ff24985f878442fbd7c7090ff9b7572484c63dc01ca8019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a720d9d279b0ec404ff24985f878442fbd7c7090ff9b7572484c63dc01ca8019", kill_on_drop: false }`
[INFO] [stdout] a720d9d279b0ec404ff24985f878442fbd7c7090ff9b7572484c63dc01ca8019
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8fc5c8cc5a1d5e01cbe888168be7d947b71408230297d789e25fac4307ca6453
[INFO] running `Command { std: "docker" "start" "-a" "8fc5c8cc5a1d5e01cbe888168be7d947b71408230297d789e25fac4307ca6453", kill_on_drop: false }`
[INFO] [stderr]    Compiling serial-line-ip v0.5.0
[INFO] [stderr]    Compiling slipmux v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "8fc5c8cc5a1d5e01cbe888168be7d947b71408230297d789e25fac4307ca6453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc5c8cc5a1d5e01cbe888168be7d947b71408230297d789e25fac4307ca6453", kill_on_drop: false }`
[INFO] [stdout] 8fc5c8cc5a1d5e01cbe888168be7d947b71408230297d789e25fac4307ca6453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7601902bc7f60ec450b9320f1aeead57a7fd7e47562d94d5d0a9053d210779c1
[INFO] running `Command { std: "docker" "start" "-a" "7601902bc7f60ec450b9320f1aeead57a7fd7e47562d94d5d0a9053d210779c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling coap-message v0.2.3
[INFO] [stderr]    Compiling lru_time_cache v0.11.11
[INFO] [stderr]    Compiling coap-message v0.3.6
[INFO] [stderr]    Compiling coap-lite v0.13.1
[INFO] [stderr]    Compiling slipmux v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "7601902bc7f60ec450b9320f1aeead57a7fd7e47562d94d5d0a9053d210779c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7601902bc7f60ec450b9320f1aeead57a7fd7e47562d94d5d0a9053d210779c1", kill_on_drop: false }`
[INFO] [stdout] 7601902bc7f60ec450b9320f1aeead57a7fd7e47562d94d5d0a9053d210779c1