[INFO] fetching crate spawn-task-port 0.1.1...
[INFO] checking spawn-task-port-0.1.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate spawn-task-port 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate spawn-task-port 0.1.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spawn-task-port 0.1.1
[INFO] finished tweaking crates.io crate spawn-task-port 0.1.1
[INFO] tweaked toml for crates.io crate spawn-task-port 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b231cfa27266fcfaa707b9169569ec88f827856b9061d9a61a4219bf47053853
[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" "b231cfa27266fcfaa707b9169569ec88f827856b9061d9a61a4219bf47053853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b231cfa27266fcfaa707b9169569ec88f827856b9061d9a61a4219bf47053853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b231cfa27266fcfaa707b9169569ec88f827856b9061d9a61a4219bf47053853", kill_on_drop: false }`
[INFO] [stdout] b231cfa27266fcfaa707b9169569ec88f827856b9061d9a61a4219bf47053853
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85ff51a99e530d78ca29f5cfd1b0e078369a1d6841de025524f9b7f6fe05b126
[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" "85ff51a99e530d78ca29f5cfd1b0e078369a1d6841de025524f9b7f6fe05b126", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking mach v0.1.2
[INFO] [stderr]     Checking backtrace v0.3.57
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking docmatic v0.1.2
[INFO] [stderr]     Checking spawn-task-port v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:92:41
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut port: mach_port_t = mem::uninitialized();
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:108:38
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut bootstrap_port = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let mut bootstrap_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let mut parent_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:149:40
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut msg: RecvMessage = mem::uninitialized();
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/lib.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let child = self.before_exec(move || {
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:92:41
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut port: mach_port_t = mem::uninitialized();
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:108:38
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut bootstrap_port = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let mut bootstrap_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let mut parent_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:149:40
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut msg: RecvMessage = mem::uninitialized();
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/lib.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let child = self.before_exec(move || {
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "85ff51a99e530d78ca29f5cfd1b0e078369a1d6841de025524f9b7f6fe05b126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ff51a99e530d78ca29f5cfd1b0e078369a1d6841de025524f9b7f6fe05b126", kill_on_drop: false }`
[INFO] [stdout] 85ff51a99e530d78ca29f5cfd1b0e078369a1d6841de025524f9b7f6fe05b126