[INFO] fetching crate nell 0.3.0...
[INFO] building nell-0.3.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate nell 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate nell 0.3.0
[INFO] finished tweaking crates.io crate nell 0.3.0
[INFO] tweaked toml for crates.io crate nell 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nell 0.3.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nell 0.3.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ba5dbe6019cfcc90c8631d7957f6fc632969787020cb5e2073597829beb1225
[INFO] running `Command { std: "docker" "start" "-a" "7ba5dbe6019cfcc90c8631d7957f6fc632969787020cb5e2073597829beb1225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ba5dbe6019cfcc90c8631d7957f6fc632969787020cb5e2073597829beb1225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba5dbe6019cfcc90c8631d7957f6fc632969787020cb5e2073597829beb1225", kill_on_drop: false }`
[INFO] [stdout] 7ba5dbe6019cfcc90c8631d7957f6fc632969787020cb5e2073597829beb1225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2253d04d54ee5778f549a26dd0742618af2e1f88943cdf46e55a1f7956b6b3e9
[INFO] running `Command { std: "docker" "start" "-a" "2253d04d54ee5778f549a26dd0742618af2e1f88943cdf46e55a1f7956b6b3e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling nell v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `attr::Value`
[INFO] [stdout]  --> src/sys/write/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use attr::Value;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sys/socket/socket.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn recv<T: Bytes>(&mut self) -> Result<Netlink<Message<T>>> {
[INFO] [stdout]    |                           ^^^^^^^^^                    ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn recv<T: Bytes>(&mut self) -> Result<Netlink<Message<'_, T>>> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "2253d04d54ee5778f549a26dd0742618af2e1f88943cdf46e55a1f7956b6b3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2253d04d54ee5778f549a26dd0742618af2e1f88943cdf46e55a1f7956b6b3e9", kill_on_drop: false }`
[INFO] [stdout] 2253d04d54ee5778f549a26dd0742618af2e1f88943cdf46e55a1f7956b6b3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e61e825e408b99ed254833ecc88718556d90016aa1b0018a6ba02f8bd5d3ec2a
[INFO] running `Command { std: "docker" "start" "-a" "e61e825e408b99ed254833ecc88718556d90016aa1b0018a6ba02f8bd5d3ec2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stdout] warning: unused import: `attr::Value`
[INFO] [stdout]  --> src/sys/write/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use attr::Value;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sys/socket/socket.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn recv<T: Bytes>(&mut self) -> Result<Netlink<Message<T>>> {
[INFO] [stdout]    |                           ^^^^^^^^^                    ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn recv<T: Bytes>(&mut self) -> Result<Netlink<Message<'_, T>>> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nell v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `attr::Value`
[INFO] [stdout]  --> src/sys/write/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use attr::Value;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sys/socket/socket.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn recv<T: Bytes>(&mut self) -> Result<Netlink<Message<T>>> {
[INFO] [stdout]    |                           ^^^^^^^^^                    ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn recv<T: Bytes>(&mut self) -> Result<Netlink<Message<'_, T>>> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "e61e825e408b99ed254833ecc88718556d90016aa1b0018a6ba02f8bd5d3ec2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61e825e408b99ed254833ecc88718556d90016aa1b0018a6ba02f8bd5d3ec2a", kill_on_drop: false }`
[INFO] [stdout] e61e825e408b99ed254833ecc88718556d90016aa1b0018a6ba02f8bd5d3ec2a