[INFO] cloning repository https://github.com/egnees/mc-proto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/egnees/mc-proto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegnees%2Fmc-proto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegnees%2Fmc-proto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1e5d924f385d4f87826753e9e96712c08a200e1
[INFO] checking egnees/mc-proto against master#6f34f4ee074ce0affc7bbf4e2c835f66cd576f13 for pr-147017
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegnees%2Fmc-proto" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/egnees/mc-proto
[INFO] finished tweaking git repo https://github.com/egnees/mc-proto
[INFO] tweaked toml for git repo https://github.com/egnees/mc-proto written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/egnees/mc-proto on toolchain 6f34f4ee074ce0affc7bbf4e2c835f66cd576f13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/egnees/mc-proto 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" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtest-util v0.2.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c833a561aaad635cd6385f3335e2b3bb0aceedb0d5f29152b68a50a021041a47
[INFO] running `Command { std: "docker" "start" "-a" "c833a561aaad635cd6385f3335e2b3bb0aceedb0d5f29152b68a50a021041a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c833a561aaad635cd6385f3335e2b3bb0aceedb0d5f29152b68a50a021041a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c833a561aaad635cd6385f3335e2b3bb0aceedb0d5f29152b68a50a021041a47", kill_on_drop: false }`
[INFO] [stdout] c833a561aaad635cd6385f3335e2b3bb0aceedb0d5f29152b68a50a021041a47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b07b5f9e23646fd35d73a2d3b50cca00047c891c7aa1684826b8642e966b9fc
[INFO] running `Command { std: "docker" "start" "-a" "3b07b5f9e23646fd35d73a2d3b50cca00047c891c7aa1684826b8642e966b9fc", kill_on_drop: false }`
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[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling dsbuild v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: struct `Store` is never constructed
[INFO] [stdout]    --> src/model/tests/common.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Store {}
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pinger` is never constructed
[INFO] [stdout]   --> src/detsim/tests.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Pinger {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ponger` is never constructed
[INFO] [stdout]   --> src/detsim/tests.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Ponger {}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sleeper` is never constructed
[INFO] [stdout]   --> src/detsim/tests.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct Sleeper {}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "3b07b5f9e23646fd35d73a2d3b50cca00047c891c7aa1684826b8642e966b9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b07b5f9e23646fd35d73a2d3b50cca00047c891c7aa1684826b8642e966b9fc", kill_on_drop: false }`
[INFO] [stdout] 3b07b5f9e23646fd35d73a2d3b50cca00047c891c7aa1684826b8642e966b9fc