[INFO] updating cached repository https://github.com/alishir/ping-pong
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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] 9ddaedee2f71b562d8013e5ce825ff903a1aac5b
[INFO] testing alishir/ping-pong against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Falishir%2Fping-pong" "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/alishir/ping-pong on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/alishir/ping-pong
[INFO] finished tweaking git repo https://github.com/alishir/ping-pong
[INFO] tweaked toml for git repo https://github.com/alishir/ping-pong written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/alishir/ping-pong already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 002ac0fb166c12873a1d8194918fdea79d8bc6177f382cd2d0c7235b879bae90
[INFO] running `"docker" "start" "-a" "002ac0fb166c12873a1d8194918fdea79d8bc6177f382cd2d0c7235b879bae90"`
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling ping-ack-pong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:77:33
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn handle_ping(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Msg, Error = 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/main.rs:88:30
[INFO] [stderr]    |
[INFO] [stderr] 88 |         Box::new(ack) as Box<Future<Item = Msg, Error = io::Error> + Send>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn handle_pong(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:100:31
[INFO] [stderr]     |
[INFO] [stderr] 100 |         Box::new(pung) as Box<Future<Item = Msg, Error = io::Error> + Send>
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:104:36
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn handle_default(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:111:30
[INFO] [stderr]     |
[INFO] [stderr] 111 |         Box::new(ack) as Box<Future<Item = Msg, Error = io::Error> + Send>
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/ping_agg2.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 |                     Err(e) => {
[INFO] [stderr]    |                         ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/ping_agg.rs:30:40
[INFO] [stderr]    |
[INFO] [stderr] 30 |                             .map(move |size| println!("buf is: {:?}", buf))
[INFO] [stderr]    |                                        ^^^^ help: consider prefixing with an underscore: `_size`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::prelude`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use tokio::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:77:16
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn handle_ping(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]    |                ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:93:16
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn handle_pong(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]    |                ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]    --> src/main.rs:104:19
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn handle_default(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]     |                   ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.54s
[INFO] running `"docker" "inspect" "002ac0fb166c12873a1d8194918fdea79d8bc6177f382cd2d0c7235b879bae90"`
[INFO] running `"docker" "rm" "-f" "002ac0fb166c12873a1d8194918fdea79d8bc6177f382cd2d0c7235b879bae90"`
[INFO] [stdout] 002ac0fb166c12873a1d8194918fdea79d8bc6177f382cd2d0c7235b879bae90
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d36df0f297b9b34930546d5190031defdebda9883aee7487360270b09cb90c90
[INFO] running `"docker" "start" "-a" "d36df0f297b9b34930546d5190031defdebda9883aee7487360270b09cb90c90"`
[INFO] [stderr]    Compiling ping-ack-pong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:77:33
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn handle_ping(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Msg, Error = 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/main.rs:88:30
[INFO] [stderr]    |
[INFO] [stderr] 88 |         Box::new(ack) as Box<Future<Item = Msg, Error = io::Error> + Send>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn handle_pong(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:100:31
[INFO] [stderr]     |
[INFO] [stderr] 100 |         Box::new(pung) as Box<Future<Item = Msg, Error = io::Error> + Send>
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:104:36
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn handle_default(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:111:30
[INFO] [stderr]     |
[INFO] [stderr] 111 |         Box::new(ack) as Box<Future<Item = Msg, Error = io::Error> + Send>
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Msg, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::prelude`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use tokio::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/ping_agg2.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 |                     Err(e) => {
[INFO] [stderr]    |                         ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/ping_agg.rs:30:40
[INFO] [stderr]    |
[INFO] [stderr] 30 |                             .map(move |size| println!("buf is: {:?}", buf))
[INFO] [stderr]    |                                        ^^^^ help: consider prefixing with an underscore: `_size`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:77:16
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn handle_ping(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]    |                ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:93:16
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn handle_pong(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]    |                ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]    --> src/main.rs:104:19
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn handle_default(msg: Msg) -> Box<Stream<Item = Msg, Error = io::Error> + Send> {
[INFO] [stderr]     |                   ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "d36df0f297b9b34930546d5190031defdebda9883aee7487360270b09cb90c90"`
[INFO] running `"docker" "rm" "-f" "d36df0f297b9b34930546d5190031defdebda9883aee7487360270b09cb90c90"`
[INFO] [stdout] d36df0f297b9b34930546d5190031defdebda9883aee7487360270b09cb90c90
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 69be5ccfd268a6af0c44dd5bf9df15a97b8eb45fbb96b8b611ac2a081e540170
[INFO] running `"docker" "start" "-a" "69be5ccfd268a6af0c44dd5bf9df15a97b8eb45fbb96b8b611ac2a081e540170"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ping-0eb23c63ca67dd3e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ping_agg-f01b1c8aa0ff1106
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ping_agg2-af405b75e76a7dc3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proxy-d190bddb6a8383cf
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_future-e104c7fa5c2ac938
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "69be5ccfd268a6af0c44dd5bf9df15a97b8eb45fbb96b8b611ac2a081e540170"`
[INFO] running `"docker" "rm" "-f" "69be5ccfd268a6af0c44dd5bf9df15a97b8eb45fbb96b8b611ac2a081e540170"`
[INFO] [stdout] 69be5ccfd268a6af0c44dd5bf9df15a97b8eb45fbb96b8b611ac2a081e540170