[INFO] fetching crate slink 0.2.2...
[INFO] checking slink-0.2.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate slink 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate slink 0.2.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slink 0.2.2
[INFO] finished tweaking crates.io crate slink 0.2.2
[INFO] tweaked toml for crates.io crate slink 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad280cb48e20ad611d26613f39678509f6031ab1d8104d19c8bc6972f01ff1d4
[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" "ad280cb48e20ad611d26613f39678509f6031ab1d8104d19c8bc6972f01ff1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad280cb48e20ad611d26613f39678509f6031ab1d8104d19c8bc6972f01ff1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad280cb48e20ad611d26613f39678509f6031ab1d8104d19c8bc6972f01ff1d4", kill_on_drop: false }`
[INFO] [stdout] ad280cb48e20ad611d26613f39678509f6031ab1d8104d19c8bc6972f01ff1d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6986c40fd73c59f37d127438596a546881fae3764cee310d7baa5194e50e3a0
[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" "c6986c40fd73c59f37d127438596a546881fae3764cee310d7baa5194e50e3a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking pathdiff v0.1.0
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking slink v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let host = try!(get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let host = try!(get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     try!(process::run(command, |cmd| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let host = try!(get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:69:16
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let host = try!(get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/conn.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     try!(process::run("scp", |cmd| {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/process.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut child = try!(command.spawn().map_err(|_| {
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/process.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let exit_status = try!(child.wait().map_err(|_| {
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rsync.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let host = try!(config::get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rsync.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let host = try!(config::get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rsync.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(process::run("rsync", |cmd| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut file = try!(File::create(host_path).map_err(|e| {
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     try!(file.write(format!("{}\n", host).as_bytes()).map_err(|e| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |             let path = try!(
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let mut file = try!(File::open(path).map_err(|e| {
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             try!(file.read_to_string(&mut host).map_err(|e| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |     println!("{}", try!(config::get_host()));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let host = try!(get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let host = try!(get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     try!(process::run(command, |cmd| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let host = try!(get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/conn.rs:69:16
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let host = try!(get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/conn.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     try!(process::run("scp", |cmd| {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/process.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut child = try!(command.spawn().map_err(|_| {
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/process.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let exit_status = try!(child.wait().map_err(|_| {
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rsync.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let host = try!(config::get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rsync.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let host = try!(config::get_host());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rsync.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(process::run("rsync", |cmd| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut file = try!(File::create(host_path).map_err(|e| {
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     try!(file.write(format!("{}\n", host).as_bytes()).map_err(|e| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |             let path = try!(
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let mut file = try!(File::open(path).map_err(|e| {
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             try!(file.read_to_string(&mut host).map_err(|e| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |     println!("{}", try!(config::get_host()));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.05s
[INFO] running `Command { std: "docker" "inspect" "c6986c40fd73c59f37d127438596a546881fae3764cee310d7baa5194e50e3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6986c40fd73c59f37d127438596a546881fae3764cee310d7baa5194e50e3a0", kill_on_drop: false }`
[INFO] [stdout] c6986c40fd73c59f37d127438596a546881fae3764cee310d7baa5194e50e3a0