[INFO] updating cached repository https://github.com/rust-lang/rust-playpen
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1d0975ed13716bbc1c242fdbdf75dc4c6e42f8d3
[INFO] checking rust-lang/rust-playpen against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Frust-playpen" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang/rust-playpen on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rust-lang/rust-playpen
[INFO] finished tweaking git repo https://github.com/rust-lang/rust-playpen
[INFO] tweaked toml for git repo https://github.com/rust-lang/rust-playpen written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang/rust-playpen already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f20266ae46a07c303b8e71ac10cb6d26b1d7b2a6c266587a207c1f1fb9254e4c
[INFO] running `"docker" "start" "-a" "f20266ae46a07c303b8e71ac10cb6d26b1d7b2a6c266587a207c1f1fb9254e4c"`
[INFO] [stderr]     Checking serde v1.0.12
[INFO] [stderr]     Checking wait-timeout v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.17
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking libflate v0.1.11
[INFO] [stderr]     Checking futures-cpupool v0.1.5
[INFO] [stderr]     Checking backtrace-sys v0.1.12
[INFO] [stderr]     Checking tokio-mockstream v1.1.0
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking backtrace v0.3.3
[INFO] [stderr]     Checking hyper v0.11.2
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling openssl v0.9.17
[INFO] [stderr]     Checking native-tls v0.1.4
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking tokio-tls v0.1.3
[INFO] [stderr]     Checking hyper-tls v0.1.2
[INFO] [stderr]     Checking mount v0.3.0
[INFO] [stderr]     Checking router v0.5.1
[INFO] [stderr]     Checking staticfile v0.4.0
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]     Checking serde_urlencoded v0.5.1
[INFO] [stderr]     Checking irc v0.12.4
[INFO] [stderr]     Checking reqwest v0.7.3
[INFO] [stderr]     Checking rust-playpen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let out = try!(run(Command::new("docker")
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:53:23
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let mut cmd = try!(cmd.spawn());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         try!(cmd.stdin.take().unwrap().write_all(input));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:65:39
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let (status, timeout) = match try!(cmd.wait_timeout(timeout)) {
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 try!(run(Command::new("docker").arg("kill").arg(&self.id)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:74:18
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 (try!(cmd.wait()), true)
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/docker.rs:118:15
[INFO] [stderr]     |
[INFO] [stderr] 118 |     let out = try!(cmd.output());
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:114:25
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let container = try!(Container::new(cmd, &key.args, &key.env, &container));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let tuple = try!(container.run(key.input.as_bytes(), Duration::new(5, 0)));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/docker.rs:96:45
[INFO] [stderr]    |
[INFO] [stderr] 96 | fn append(into: &Mutex<Vec<u8>>, from: &mut Read) {
[INFO] [stderr]    |                                             ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let out = try!(run(Command::new("docker")
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:53:23
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let mut cmd = try!(cmd.spawn());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         try!(cmd.stdin.take().unwrap().write_all(input));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:65:39
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let (status, timeout) = match try!(cmd.wait_timeout(timeout)) {
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 try!(run(Command::new("docker").arg("kill").arg(&self.id)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/docker.rs:74:18
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 (try!(cmd.wait()), true)
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/docker.rs:118:15
[INFO] [stderr]     |
[INFO] [stderr] 118 |     let out = try!(cmd.output());
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:114:25
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let container = try!(Container::new(cmd, &key.args, &key.env, &container));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let tuple = try!(container.run(key.input.as_bytes(), Duration::new(5, 0)));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/docker.rs:96:45
[INFO] [stderr]    |
[INFO] [stderr] 96 | fn append(into: &Mutex<Vec<u8>>, from: &mut Read) {
[INFO] [stderr]    |                                             ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/playpen.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/playpen.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/bin/playbot.rs:81:33
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let (_status, output) = try!(self.cache.exec(channel,
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bin/playbot.rs:128:19
[INFO] [stderr]     |
[INFO] [stderr] 128 |         let out = try!(self.run_code(&code, channel));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AssertUnwindSafe`, `catch_unwind`
[INFO] [stderr]   --> src/bin/playbot.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::panic::{AssertUnwindSafe, catch_unwind};
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/playbot.rs:61:60
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn pastebin(&self, data: String) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/bin/playbot.rs:81:33
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let (_status, output) = try!(self.cache.exec(channel,
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bin/playbot.rs:128:19
[INFO] [stderr]     |
[INFO] [stderr] 128 |         let out = try!(self.run_code(&code, channel));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AssertUnwindSafe`, `catch_unwind`
[INFO] [stderr]   --> src/bin/playbot.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::panic::{AssertUnwindSafe, catch_unwind};
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/playbot.rs:61:60
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn pastebin(&self, data: String) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.10s
[INFO] running `"docker" "inspect" "f20266ae46a07c303b8e71ac10cb6d26b1d7b2a6c266587a207c1f1fb9254e4c"`
[INFO] running `"docker" "rm" "-f" "f20266ae46a07c303b8e71ac10cb6d26b1d7b2a6c266587a207c1f1fb9254e4c"`
[INFO] [stdout] f20266ae46a07c303b8e71ac10cb6d26b1d7b2a6c266587a207c1f1fb9254e4c