[INFO] fetching crate io_bluetooth 0.1.0...
[INFO] testing io_bluetooth-0.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate io_bluetooth 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate io_bluetooth 0.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io_bluetooth 0.1.0
[INFO] finished tweaking crates.io crate io_bluetooth 0.1.0
[INFO] tweaked toml for crates.io crate io_bluetooth 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", 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] 46694bea442d9e682cb7912d1dcfd471d5c5f98d3a8978f1b8ec67eea40ebede
[INFO] running `Command { std: "docker" "start" "-a" "46694bea442d9e682cb7912d1dcfd471d5c5f98d3a8978f1b8ec67eea40ebede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46694bea442d9e682cb7912d1dcfd471d5c5f98d3a8978f1b8ec67eea40ebede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46694bea442d9e682cb7912d1dcfd471d5c5f98d3a8978f1b8ec67eea40ebede", kill_on_drop: false }`
[INFO] [stdout] 46694bea442d9e682cb7912d1dcfd471d5c5f98d3a8978f1b8ec67eea40ebede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a8535baf1ba223c10679e019946bb7956bc7b1644f2fe44ed8a2915d9a59eca
[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" "7a8535baf1ba223c10679e019946bb7956bc7b1644f2fe44ed8a2915d9a59eca", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling libbluetooth v0.1.0
[INFO] [stderr]    Compiling io_bluetooth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn socket(&self) -> &Socket {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn into_socket(self) -> Socket {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:276:12
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn socket(&self) -> &Socket {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:280:12
[INFO] [stdout]     |
[INFO] [stdout] 280 |     pub fn into_socket(self) -> Socket {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "7a8535baf1ba223c10679e019946bb7956bc7b1644f2fe44ed8a2915d9a59eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8535baf1ba223c10679e019946bb7956bc7b1644f2fe44ed8a2915d9a59eca", kill_on_drop: false }`
[INFO] [stdout] 7a8535baf1ba223c10679e019946bb7956bc7b1644f2fe44ed8a2915d9a59eca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b612b24284840375372c68ac60fe93e815fdf89ef8432162e629f0851cc3a33
[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" "4b612b24284840375372c68ac60fe93e815fdf89ef8432162e629f0851cc3a33", kill_on_drop: false }`
[INFO] [stderr]    Compiling io_bluetooth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn socket(&self) -> &Socket {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn into_socket(self) -> Socket {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:276:12
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn socket(&self) -> &Socket {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:280:12
[INFO] [stdout]     |
[INFO] [stdout] 280 |     pub fn into_socket(self) -> Socket {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn socket(&self) -> &Socket {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn into_socket(self) -> Socket {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:276:12
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn socket(&self) -> &Socket {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_socket`
[INFO] [stdout]    --> src/sys_common/bt.rs:280:12
[INFO] [stdout]     |
[INFO] [stdout] 280 |     pub fn into_socket(self) -> Socket {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "4b612b24284840375372c68ac60fe93e815fdf89ef8432162e629f0851cc3a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b612b24284840375372c68ac60fe93e815fdf89ef8432162e629f0851cc3a33", kill_on_drop: false }`
[INFO] [stdout] 4b612b24284840375372c68ac60fe93e815fdf89ef8432162e629f0851cc3a33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2551afa6f9d56334ab3d92a052639ceff3d9d5563ad2a14db61e90b7b74037a6
[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" "2551afa6f9d56334ab3d92a052639ceff3d9d5563ad2a14db61e90b7b74037a6", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `socket`
[INFO] [stderr]    --> src/sys_common/bt.rs:130:12
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn socket(&self) -> &Socket {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `into_socket`
[INFO] [stderr]    --> src/sys_common/bt.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn into_socket(self) -> Socket {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `socket`
[INFO] [stderr]    --> src/sys_common/bt.rs:276:12
[INFO] [stderr]     |
[INFO] [stderr] 276 |     pub fn socket(&self) -> &Socket {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `into_socket`
[INFO] [stderr]    --> src/sys_common/bt.rs:280:12
[INFO] [stderr]     |
[INFO] [stderr] 280 |     pub fn into_socket(self) -> Socket {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `socket`
[INFO] [stderr]    --> src/sys_common/bt.rs:130:12
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn socket(&self) -> &Socket {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `into_socket`
[INFO] [stderr]    --> src/sys_common/bt.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn into_socket(self) -> Socket {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `socket`
[INFO] [stderr]    --> src/sys_common/bt.rs:276:12
[INFO] [stderr]     |
[INFO] [stderr] 276 |     pub fn socket(&self) -> &Socket {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `into_socket`
[INFO] [stderr]    --> src/sys_common/bt.rs:280:12
[INFO] [stderr]     |
[INFO] [stderr] 280 |     pub fn into_socket(self) -> Socket {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_bluetooth-aecd90d751f831b8)
[INFO] [stderr]    Doc-tests io_bluetooth
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2551afa6f9d56334ab3d92a052639ceff3d9d5563ad2a14db61e90b7b74037a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2551afa6f9d56334ab3d92a052639ceff3d9d5563ad2a14db61e90b7b74037a6", kill_on_drop: false }`
[INFO] [stdout] 2551afa6f9d56334ab3d92a052639ceff3d9d5563ad2a14db61e90b7b74037a6