[INFO] fetching crate daemonize 0.4.1...
[INFO] building daemonize-0.4.1 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate daemonize 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate daemonize 0.4.1 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate daemonize 0.4.1
[INFO] finished tweaking crates.io crate daemonize 0.4.1
[INFO] tweaked toml for crates.io crate daemonize 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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] ff80de2be60d9a3654df2b38b9b77a1bae39003a6d9176d252272162bb209b4d
[INFO] running `Command { std: "docker" "start" "-a" "ff80de2be60d9a3654df2b38b9b77a1bae39003a6d9176d252272162bb209b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff80de2be60d9a3654df2b38b9b77a1bae39003a6d9176d252272162bb209b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff80de2be60d9a3654df2b38b9b77a1bae39003a6d9176d252272162bb209b4d", kill_on_drop: false }`
[INFO] [stdout] ff80de2be60d9a3654df2b38b9b77a1bae39003a6d9176d252272162bb209b4d
[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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae0671c4933a3d28fd66a38cd81a4849829b1c9f12cbe26e7b92126293678e70
[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" "ae0671c4933a3d28fd66a38cd81a4849829b1c9f12cbe26e7b92126293678e70", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling boxfnonce v0.1.1
[INFO] [stderr]    Compiling daemonize v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 387 |             let pid_file_fd = maptry!(self.pid_file.clone(), create_pid_file);
[INFO] [stdout]     |                               ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 399 |             let uid = maptry!(self.user, get_user);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 400 |             let gid = maptry!(self.group, get_group);
[INFO] [stdout]     |                       ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 411 |                 maptry!(args, |(pid, uid, gid)| chown_pid_file(pid, uid, gid));
[INFO] [stdout]     |                 --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 416 |             maptry!(self.root, change_root);
[INFO] [stdout]     |             -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 418 |             maptry!(gid, set_group);
[INFO] [stdout]     |             ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 419 |             maptry!(uid, set_user);
[INFO] [stdout]     |             ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 421 |             maptry!(pid_file_fd, write_pid_file);
[INFO] [stdout]     |             ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "ae0671c4933a3d28fd66a38cd81a4849829b1c9f12cbe26e7b92126293678e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0671c4933a3d28fd66a38cd81a4849829b1c9f12cbe26e7b92126293678e70", kill_on_drop: false }`
[INFO] [stdout] ae0671c4933a3d28fd66a38cd81a4849829b1c9f12cbe26e7b92126293678e70
[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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--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] 13c21f223bbcc4a02cc1edc532ffbaf2d61e22714c1bad42937060fa937f5dd7
[INFO] running `Command { std: "docker" "start" "-a" "13c21f223bbcc4a02cc1edc532ffbaf2d61e22714c1bad42937060fa937f5dd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 387 |             let pid_file_fd = maptry!(self.pid_file.clone(), create_pid_file);
[INFO] [stdout]     |                               ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 399 |             let uid = maptry!(self.user, get_user);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 400 |             let gid = maptry!(self.group, get_group);
[INFO] [stdout]     |                       ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 411 |                 maptry!(args, |(pid, uid, gid)| chown_pid_file(pid, uid, gid));
[INFO] [stdout]     |                 --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 416 |             maptry!(self.root, change_root);
[INFO] [stdout]     |             -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 418 |             maptry!(gid, set_group);
[INFO] [stdout]     |             ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 419 |             maptry!(uid, set_user);
[INFO] [stdout]     |             ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 421 |             maptry!(pid_file_fd, write_pid_file);
[INFO] [stdout]     |             ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling daemonize v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 387 |             let pid_file_fd = maptry!(self.pid_file.clone(), create_pid_file);
[INFO] [stdout]     |                               ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 399 |             let uid = maptry!(self.user, get_user);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 400 |             let gid = maptry!(self.group, get_group);
[INFO] [stdout]     |                       ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 411 |                 maptry!(args, |(pid, uid, gid)| chown_pid_file(pid, uid, gid));
[INFO] [stdout]     |                 --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 416 |             maptry!(self.root, change_root);
[INFO] [stdout]     |             -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 418 |             maptry!(gid, set_group);
[INFO] [stdout]     |             ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 419 |             maptry!(uid, set_user);
[INFO] [stdout]     |             ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:381:37
[INFO] [stdout]     |
[INFO] [stdout] 381 |                     Some(x) => Some(try!($f(x))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 421 |             maptry!(pid_file_fd, write_pid_file);
[INFO] [stdout]     |             ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "13c21f223bbcc4a02cc1edc532ffbaf2d61e22714c1bad42937060fa937f5dd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c21f223bbcc4a02cc1edc532ffbaf2d61e22714c1bad42937060fa937f5dd7", kill_on_drop: false }`
[INFO] [stdout] 13c21f223bbcc4a02cc1edc532ffbaf2d61e22714c1bad42937060fa937f5dd7
