[INFO] fetching crate roboxide 0.1.1...
[INFO] checking roboxide-0.1.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate roboxide 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate roboxide 0.1.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate roboxide 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate roboxide 0.1.1
[INFO] tweaked toml for crates.io crate roboxide 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate roboxide 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a5e4aa543478616324e1ccd851a41eef08ad2d929dde1fa42c27c0d7478c937
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8a5e4aa543478616324e1ccd851a41eef08ad2d929dde1fa42c27c0d7478c937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a5e4aa543478616324e1ccd851a41eef08ad2d929dde1fa42c27c0d7478c937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a5e4aa543478616324e1ccd851a41eef08ad2d929dde1fa42c27c0d7478c937", kill_on_drop: false }`
[INFO] [stdout] 8a5e4aa543478616324e1ccd851a41eef08ad2d929dde1fa42c27c0d7478c937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7608f24904e8aee6cf6d7d787a9b6e655dc0bc43f7ad1e4c8459e02da958bf18
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7608f24904e8aee6cf6d7d787a9b6e655dc0bc43f7ad1e4c8459e02da958bf18", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking roboxide v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/lib/pubsub.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `service_proxy`
[INFO] [stdout]  --> src/lib/service.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn service_proxy() -> Result<(), zmq::Error> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `service_proxy`
[INFO] [stdout]  --> src/lib/service.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn service_proxy() -> Result<(), zmq::Error> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.44s
[INFO] running `Command { std: "docker" "inspect" "7608f24904e8aee6cf6d7d787a9b6e655dc0bc43f7ad1e4c8459e02da958bf18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7608f24904e8aee6cf6d7d787a9b6e655dc0bc43f7ad1e4c8459e02da958bf18", kill_on_drop: false }`
[INFO] [stdout] 7608f24904e8aee6cf6d7d787a9b6e655dc0bc43f7ad1e4c8459e02da958bf18