[INFO] cloning repository https://github.com/kyanch/nbdrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyanch/nbdrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyanch%2Fnbdrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyanch%2Fnbdrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfde69da396c6588e8bb8d0b9c8f2c0e508e10e2
[INFO] checking kyanch/nbdrs against master#52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 for pr-127907
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyanch%2Fnbdrs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kyanch/nbdrs on toolchain 52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kyanch/nbdrs
[INFO] finished tweaking git repo https://github.com/kyanch/nbdrs
[INFO] tweaked toml for git repo https://github.com/kyanch/nbdrs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kyanch/nbdrs 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" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking kyanch/nbdrs against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyanch%2Fnbdrs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kyanch/nbdrs on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kyanch/nbdrs
[INFO] finished tweaking git repo https://github.com/kyanch/nbdrs
[INFO] tweaked toml for git repo https://github.com/kyanch/nbdrs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kyanch/nbdrs 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" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5984f6aace8b761350c0a17ad22ec49e8a018ca57b765befb6a068be00f61fe7
[INFO] running `Command { std: "docker" "start" "-a" "5984f6aace8b761350c0a17ad22ec49e8a018ca57b765befb6a068be00f61fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5984f6aace8b761350c0a17ad22ec49e8a018ca57b765befb6a068be00f61fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5984f6aace8b761350c0a17ad22ec49e8a018ca57b765befb6a068be00f61fe7", kill_on_drop: false }`
[INFO] [stdout] 5984f6aace8b761350c0a17ad22ec49e8a018ca57b765befb6a068be00f61fe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c148157ec86b0309ab6248fb4e0453b4ababe1f1a01e4c69c5bf41773f68120
[INFO] running `Command { std: "docker" "start" "-a" "6c148157ec86b0309ab6248fb4e0453b4ababe1f1a01e4c69c5bf41773f68120", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.2
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking num_enum v0.7.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking nbd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `handshake::info`
[INFO] [stdout]  --> src/handshake/init.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     handshake::info, NBDDeserailize, NBDInfoType, NBDSerailize, OptionReplyType, OptionType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handshake::info`
[INFO] [stdout]  --> src/handshake/init.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     handshake::info, NBDDeserailize, NBDInfoType, NBDSerailize, OptionReplyType, OptionType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MetaContext`, `PolicyErr`, `Invalid`, and `PlatformErr` are never constructed
[INFO] [stdout]    --> src/handshake/init.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 154 | enum _InnerOptionHaggleRepType {
[INFO] [stdout]     |      ------------------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 159 |     MetaContext(u32, String),
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 160 |     Unsupport(Option<String>),
[INFO] [stdout] 161 |     PolicyErr(Option<String>),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 162 |     Invalid(Option<String>),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 163 |     PlatformErr(Option<String>),
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `_InnerOptionHaggleRepType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MetaContext`, `PolicyErr`, `Invalid`, and `PlatformErr` are never constructed
[INFO] [stdout]    --> src/handshake/init.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 154 | enum _InnerOptionHaggleRepType {
[INFO] [stdout]     |      ------------------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 159 |     MetaContext(u32, String),
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 160 |     Unsupport(Option<String>),
[INFO] [stdout] 161 |     PolicyErr(Option<String>),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 162 |     Invalid(Option<String>),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 163 |     PlatformErr(Option<String>),
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `_InnerOptionHaggleRepType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.09s
[INFO] running `Command { std: "docker" "inspect" "6c148157ec86b0309ab6248fb4e0453b4ababe1f1a01e4c69c5bf41773f68120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c148157ec86b0309ab6248fb4e0453b4ababe1f1a01e4c69c5bf41773f68120", kill_on_drop: false }`
[INFO] [stdout] 6c148157ec86b0309ab6248fb4e0453b4ababe1f1a01e4c69c5bf41773f68120