[INFO] cloning repository https://github.com/AIDXNZ/rust-crdt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AIDXNZ/rust-crdt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAIDXNZ%2Frust-crdt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAIDXNZ%2Frust-crdt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc93c8001a63b6dee22358659e1a6fa61fb222fa
[INFO] checking AIDXNZ/rust-crdt against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAIDXNZ%2Frust-crdt" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AIDXNZ/rust-crdt on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AIDXNZ/rust-crdt
[INFO] finished tweaking git repo https://github.com/AIDXNZ/rust-crdt
[INFO] tweaked toml for git repo https://github.com/AIDXNZ/rust-crdt written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/AIDXNZ/rust-crdt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dfd363424e55c6dba30cb24122631a1369b8a1c97632402b1d3aae37cd2b3f4
[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" "8dfd363424e55c6dba30cb24122631a1369b8a1c97632402b1d3aae37cd2b3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dfd363424e55c6dba30cb24122631a1369b8a1c97632402b1d3aae37cd2b3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dfd363424e55c6dba30cb24122631a1369b8a1c97632402b1d3aae37cd2b3f4", kill_on_drop: false }`
[INFO] [stdout] 8dfd363424e55c6dba30cb24122631a1369b8a1c97632402b1d3aae37cd2b3f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5db9a9b42537604c6b3dcc31f5d8ff9573a4ea49b35691ebfc9e5854c9939f41
[INFO] running `Command { std: "docker" "start" "-a" "5db9a9b42537604c6b3dcc31f5d8ff9573a4ea49b35691ebfc9e5854c9939f41", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libp2p-noise v0.16.2
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[INFO] [stderr]     Checking libp2p-ping v0.16.0
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[INFO] [stderr]     Checking rust-crdt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]    --> examples/pub.rs:185:21
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     peer,
[INFO] [stdout]     |                     ^^^^ help: try ignoring the field: `peer: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rtt`
[INFO] [stdout]    --> examples/pub.rs:186:60
[INFO] [stdout]     |
[INFO] [stdout] 186 |                     result: Result::Ok(PingSuccess::Ping { rtt }),
[INFO] [stdout]     |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_rtt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 08s
[INFO] running `Command { std: "docker" "inspect" "5db9a9b42537604c6b3dcc31f5d8ff9573a4ea49b35691ebfc9e5854c9939f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5db9a9b42537604c6b3dcc31f5d8ff9573a4ea49b35691ebfc9e5854c9939f41", kill_on_drop: false }`
[INFO] [stdout] 5db9a9b42537604c6b3dcc31f5d8ff9573a4ea49b35691ebfc9e5854c9939f41