[INFO] cloning repository https://github.com/lolzballs/stunnel
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lolzballs/stunnel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolzballs%2Fstunnel"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolzballs%2Fstunnel'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02d0a84642563a224cd1c0de53e6d7c84d7ca96a
[INFO] checking lolzballs/stunnel against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolzballs%2Fstunnel" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lolzballs/stunnel on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lolzballs/stunnel
[INFO] finished tweaking git repo https://github.com/lolzballs/stunnel
[INFO] tweaked toml for git repo https://github.com/lolzballs/stunnel written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/lolzballs/stunnel already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 768c02f83c1a1435436adb8d685be9e2a07dda878fe37460d205183840976841
[INFO] running `"docker" "start" "-a" "768c02f83c1a1435436adb8d685be9e2a07dda878fe37460d205183840976841"`
[INFO] [stderr]     Checking futures v0.1.13
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]     Checking net2 v0.2.27
[INFO] [stderr]    Compiling syn v0.11.10
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking openssl v0.9.10
[INFO] [stderr]     Checking bytes v0.4.2
[INFO] [stderr]     Checking mio v0.6.6
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking native-tls v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.8
[INFO] [stderr]     Checking tokio-core v0.1.6
[INFO] [stderr]     Checking tokio-tls v0.1.2
[INFO] [stderr]     Checking toml v0.4.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking stunnel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:160:30
[INFO] [stderr]     |
[INFO] [stderr] 160 |             let done = match try!(stream.poll()) {
[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/server.rs:168:30
[INFO] [stderr]     |
[INFO] [stderr] 168 |             let done = match try!(stream.poll()) {
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tunnel.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         try!(self.0.shutdown(Shutdown::Write));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `native_tls::TlsConnector`
[INFO] [stderr]  --> src/tunnel.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use native_tls::TlsConnector;
[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/server.rs:160:30
[INFO] [stderr]     |
[INFO] [stderr] 160 |             let done = match try!(stream.poll()) {
[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/server.rs:168:30
[INFO] [stderr]     |
[INFO] [stderr] 168 |             let done = match try!(stream.poll()) {
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tunnel.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         try!(self.0.shutdown(Shutdown::Write));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `native_tls::TlsConnector`
[INFO] [stderr]  --> src/tunnel.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use native_tls::TlsConnector;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/errors.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / error_chain!{
[INFO] [stderr] 4 | |     foreign_links {
[INFO] [stderr] 5 | |         Io(::std::io::Error);
[INFO] [stderr] 6 | |         Toml(::toml::de::Error);
[INFO] [stderr] 7 | |     }
[INFO] [stderr] 8 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `done`
[INFO] [stderr]    --> src/server.rs:160:17
[INFO] [stderr]     |
[INFO] [stderr] 160 |             let done = match try!(stream.poll()) {
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_done`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `done`
[INFO] [stderr]    --> src/server.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |             let done = match try!(stream.poll()) {
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_done`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/errors.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / error_chain!{
[INFO] [stderr] 4 | |     foreign_links {
[INFO] [stderr] 5 | |         Io(::std::io::Error);
[INFO] [stderr] 6 | |         Toml(::toml::de::Error);
[INFO] [stderr] 7 | |     }
[INFO] [stderr] 8 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `done`
[INFO] [stderr]    --> src/server.rs:160:17
[INFO] [stderr]     |
[INFO] [stderr] 160 |             let done = match try!(stream.poll()) {
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_done`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `done`
[INFO] [stderr]    --> src/server.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |             let done = match try!(stream.poll()) {
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_done`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.87s
[INFO] running `"docker" "inspect" "768c02f83c1a1435436adb8d685be9e2a07dda878fe37460d205183840976841"`
[INFO] running `"docker" "rm" "-f" "768c02f83c1a1435436adb8d685be9e2a07dda878fe37460d205183840976841"`
[INFO] [stdout] 768c02f83c1a1435436adb8d685be9e2a07dda878fe37460d205183840976841