[INFO] updating cached repository https://github.com/dwrensha/zillions
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 6bfeda5fc6f5f12d91be3638ab92867198f0fa84
[INFO] checking dwrensha/zillions against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwrensha%2Fzillions" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dwrensha/zillions on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dwrensha/zillions
[INFO] finished tweaking git repo https://github.com/dwrensha/zillions
[INFO] tweaked toml for git repo https://github.com/dwrensha/zillions written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/dwrensha/zillions already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4543afae335a145338bc08bbee0d67549d2a7ecbbfe73a4b43e0304825bbc10c
[INFO] running `"docker" "start" "-a" "4543afae335a145338bc08bbee0d67549d2a7ecbbfe73a4b43e0304825bbc10c"`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking bitflags v0.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking net2 v0.2.27
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking num_cpus v1.3.0
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking bytes v0.4.1
[INFO] [stderr]     Checking futures-cpupool v0.1.5
[INFO] [stderr]     Checking clap v2.21.2
[INFO] [stderr]     Checking mio v0.6.6
[INFO] [stderr]     Checking tokio-io v0.1.0
[INFO] [stderr]     Checking tokio-core v0.1.6
[INFO] [stderr]     Checking zillions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/commandline-client.rs:9:22
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut socket = try!(::std::net::TcpStream::connect(addr));
[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/commandline-client.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut read_stream = try!(socket.try_clone());
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/commandline-client.rs:9:22
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut socket = try!(::std::net::TcpStream::connect(addr));
[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/commandline-client.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut read_stream = try!(socket.try_clone());
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/stresstest.rs:478:21
[INFO] [stderr]     |
[INFO] [stderr] 478 |     let mut child = try!(::std::process::Command::new(executable)
[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/stresstest.rs:488:5
[INFO] [stderr]     |
[INFO] [stderr] 488 |     try!(::std::io::BufRead::read_line(&mut child_stdout, &mut first_line));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/stresstest.rs:499:20
[INFO] [stderr]     |
[INFO] [stderr] 499 |     let mut core = try!(::tokio_core::reactor::Core::new());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/stresstest.rs:531:17
[INFO] [stderr]     |
[INFO] [stderr] 531 |                 try!(initialize_subscribers(
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/stresstest.rs:567:37
[INFO] [stderr]     |
[INFO] [stderr] 567 |         let successfully_received = try!(core.run(read_tasks));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/stresstest.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / macro_rules! fry {
[INFO] [stderr] 23 | |     ($expr:expr) => (
[INFO] [stderr] 24 | |         match $expr {
[INFO] [stderr] 25 | |             ::std::result::Result::Ok(val) => val,
[INFO] [stderr] ...  |
[INFO] [stderr] 29 | |         })
[INFO] [stderr] 30 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stresstest.rs:257:20
[INFO] [stderr]     |
[INFO] [stderr] 257 |     -> Result<(Box<Future<Item=u64, Error=::std::io::Error> + Send>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=u64, Error=::std::io::Error> + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stresstest.rs:258:20
[INFO] [stderr]     |
[INFO] [stderr] 258 |                  Box<Future<Item=Vec<::futures::sync::mpsc::UnboundedSender<ChannelElem>>,
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 259 | |                           Error=::std::io::Error>>),
[INFO] [stderr]     | |_________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 258 |                Box<dyn Future<Item=Vec<::futures::sync::mpsc::UnboundedSender<ChannelElem>>,
[INFO] [stderr] 259 |                           Error=::std::io::Error>>),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stresstest.rs:264:44
[INFO] [stderr]     |
[INFO] [stderr] 264 |       let mut subscriber_senders: Option<Box<Future<Item=Vec<::futures::sync::mpsc::UnboundedSender<ChannelElem>>,
[INFO] [stderr]     |  ____________________________________________^
[INFO] [stderr] 265 | |                                                   Error=::std::io::Error> + Send>> =
[INFO] [stderr]     | |________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let mut subscriber_senders: Option<Box<dyn Future<Item=Vec<::futures::sync::mpsc::UnboundedSender<ChannelElem>>,
[INFO] [stderr] 265 |                                                   Error=::std::io::Error> + Send>> =
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stresstest.rs:339:12
[INFO] [stderr]     |
[INFO] [stderr] 339 |     -> Box<Future<Item=(), Error=::std::io::Error>>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=::std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/stresstest.rs:478:21
[INFO] [stderr]     |
[INFO] [stderr] 478 |     let mut child = try!(::std::process::Command::new(executable)
[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/stresstest.rs:488:5
[INFO] [stderr]     |
[INFO] [stderr] 488 |     try!(::std::io::BufRead::read_line(&mut child_stdout, &mut first_line));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/stresstest.rs:499:20
[INFO] [stderr]     |
[INFO] [stderr] 499 |     let mut core = try!(::tokio_core::reactor::Core::new());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/stresstest.rs:531:17
[INFO] [stderr]     |
[INFO] [stderr] 531 |                 try!(initialize_subscribers(
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/stresstest.rs:567:37
[INFO] [stderr]     |
[INFO] [stderr] 567 |         let successfully_received = try!(core.run(read_tasks));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/stresstest.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / macro_rules! fry {
[INFO] [stderr] 23 | |     ($expr:expr) => (
[INFO] [stderr] 24 | |         match $expr {
[INFO] [stderr] 25 | |             ::std::result::Result::Ok(val) => val,
[INFO] [stderr] ...  |
[INFO] [stderr] 29 | |         })
[INFO] [stderr] 30 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stresstest.rs:257:20
[INFO] [stderr]     |
[INFO] [stderr] 257 |     -> Result<(Box<Future<Item=u64, Error=::std::io::Error> + Send>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=u64, Error=::std::io::Error> + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stresstest.rs:258:20
[INFO] [stderr]     |
[INFO] [stderr] 258 |                  Box<Future<Item=Vec<::futures::sync::mpsc::UnboundedSender<ChannelElem>>,
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 259 | |                           Error=::std::io::Error>>),
[INFO] [stderr]     | |_________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 258 |                Box<dyn Future<Item=Vec<::futures::sync::mpsc::UnboundedSender<ChannelElem>>,
[INFO] [stderr] 259 |                           Error=::std::io::Error>>),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stresstest.rs:264:44
[INFO] [stderr]     |
[INFO] [stderr] 264 |       let mut subscriber_senders: Option<Box<Future<Item=Vec<::futures::sync::mpsc::UnboundedSender<ChannelElem>>,
[INFO] [stderr]     |  ____________________________________________^
[INFO] [stderr] 265 | |                                                   Error=::std::io::Error> + Send>> =
[INFO] [stderr]     | |________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let mut subscriber_senders: Option<Box<dyn Future<Item=Vec<::futures::sync::mpsc::UnboundedSender<ChannelElem>>,
[INFO] [stderr] 265 |                                                   Error=::std::io::Error> + Send>> =
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stresstest.rs:339:12
[INFO] [stderr]     |
[INFO] [stderr] 339 |     -> Box<Future<Item=(), Error=::std::io::Error>>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=::std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.66s
[INFO] running `"docker" "inspect" "4543afae335a145338bc08bbee0d67549d2a7ecbbfe73a4b43e0304825bbc10c"`
[INFO] running `"docker" "rm" "-f" "4543afae335a145338bc08bbee0d67549d2a7ecbbfe73a4b43e0304825bbc10c"`
[INFO] [stdout] 4543afae335a145338bc08bbee0d67549d2a7ecbbfe73a4b43e0304825bbc10c