[INFO] cloning repository https://github.com/cameronp98/multiping
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cameronp98/multiping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Fmultiping", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Fmultiping'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 714fd069127761b289bc3b84f35afbaaa8e912c9
[INFO] testing cameronp98/multiping against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Fmultiping" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cameronp98/multiping on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cameronp98/multiping
[INFO] finished tweaking git repo https://github.com/cameronp98/multiping
[INFO] tweaked toml for git repo https://github.com/cameronp98/multiping written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/cameronp98/multiping already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31d1ba7e911316647de70dfb55281465923d513ba1cbdf7460aa5625181c7607
[INFO] running `Command { std: "docker" "start" "-a" "31d1ba7e911316647de70dfb55281465923d513ba1cbdf7460aa5625181c7607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31d1ba7e911316647de70dfb55281465923d513ba1cbdf7460aa5625181c7607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31d1ba7e911316647de70dfb55281465923d513ba1cbdf7460aa5625181c7607", kill_on_drop: false }`
[INFO] [stdout] 31d1ba7e911316647de70dfb55281465923d513ba1cbdf7460aa5625181c7607
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e0e02811e52c2e003996ea63d11c0ae21b50840968405252c2d16d889763d9b
[INFO] running `Command { std: "docker" "start" "-a" "9e0e02811e52c2e003996ea63d11c0ae21b50840968405252c2d16d889763d9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling regex v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling multiping v0.1.0 (/opt/rustwide/workdir/multiping)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> multiping/src/connection.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 94  | /         match self.send_tx.send(Action::Forward(msg)) {
[INFO] [stdout] 95  | |             Ok(()) => unimplemented!(),
[INFO] [stdout] 96  | |             Err(e) => {
[INFO] [stdout] 97  | |                 // sender closed, treat connection as disconnected
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |             }
[INFO] [stdout] 101 | |         }
[INFO] [stdout]     | |_________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 102 | 
[INFO] [stdout] 103 |           debug!("message forwarded");
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.46s
[INFO] running `Command { std: "docker" "inspect" "9e0e02811e52c2e003996ea63d11c0ae21b50840968405252c2d16d889763d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0e02811e52c2e003996ea63d11c0ae21b50840968405252c2d16d889763d9b", kill_on_drop: false }`
[INFO] [stdout] 9e0e02811e52c2e003996ea63d11c0ae21b50840968405252c2d16d889763d9b
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b61c6c1d6b951bbeecfe828bd53295e4234c1e969425c088c0b5777e0bb6bed1
[INFO] running `Command { std: "docker" "start" "-a" "b61c6c1d6b951bbeecfe828bd53295e4234c1e969425c088c0b5777e0bb6bed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling multiping v0.1.0 (/opt/rustwide/workdir/multiping)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> multiping/src/connection.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 94  | /         match self.send_tx.send(Action::Forward(msg)) {
[INFO] [stdout] 95  | |             Ok(()) => unimplemented!(),
[INFO] [stdout] 96  | |             Err(e) => {
[INFO] [stdout] 97  | |                 // sender closed, treat connection as disconnected
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |             }
[INFO] [stdout] 101 | |         }
[INFO] [stdout]     | |_________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 102 | 
[INFO] [stdout] 103 |           debug!("message forwarded");
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> multiping/src/connection.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 94  | /         match self.send_tx.send(Action::Forward(msg)) {
[INFO] [stdout] 95  | |             Ok(()) => unimplemented!(),
[INFO] [stdout] 96  | |             Err(e) => {
[INFO] [stdout] 97  | |                 // sender closed, treat connection as disconnected
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |             }
[INFO] [stdout] 101 | |         }
[INFO] [stdout]     | |_________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 102 | 
[INFO] [stdout] 103 |           debug!("message forwarded");
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "b61c6c1d6b951bbeecfe828bd53295e4234c1e969425c088c0b5777e0bb6bed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61c6c1d6b951bbeecfe828bd53295e4234c1e969425c088c0b5777e0bb6bed1", kill_on_drop: false }`
[INFO] [stdout] b61c6c1d6b951bbeecfe828bd53295e4234c1e969425c088c0b5777e0bb6bed1
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c7b2889529ef77ea5bf8b45b34d221a0c0715bc2f21d372101052392587d9e3
[INFO] running `Command { std: "docker" "start" "-a" "5c7b2889529ef77ea5bf8b45b34d221a0c0715bc2f21d372101052392587d9e3", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> multiping/src/connection.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 94  | /         match self.send_tx.send(Action::Forward(msg)) {
[INFO] [stderr] 95  | |             Ok(()) => unimplemented!(),
[INFO] [stderr] 96  | |             Err(e) => {
[INFO] [stderr] 97  | |                 // sender closed, treat connection as disconnected
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |             }
[INFO] [stderr] 101 | |         }
[INFO] [stderr]     | |_________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 102 | 
[INFO] [stderr] 103 |           debug!("message forwarded");
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> multiping/src/connection.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 94  | /         match self.send_tx.send(Action::Forward(msg)) {
[INFO] [stderr] 95  | |             Ok(()) => unimplemented!(),
[INFO] [stderr] 96  | |             Err(e) => {
[INFO] [stderr] 97  | |                 // sender closed, treat connection as disconnected
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |             }
[INFO] [stderr] 101 | |         }
[INFO] [stderr]     | |_________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 102 | 
[INFO] [stderr] 103 |           debug!("message forwarded");
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/client-175566b54fd12116)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/multiping-a81e0100badcc572)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/server-1dcb2b63eb3be29f)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multiping
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/connection.rs - connection::Action::Disconnect (line 22) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/connection.rs - connection::Action::Disconnect (line 22) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Action`
[INFO] [stdout]  --> src/connection.rs:23:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | worker_tx.send(Action::Forward(Message::Disconnect));
[INFO] [stdout]   |                ^^^^^^ use of undeclared type `Action`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Message`
[INFO] [stdout]  --> src/connection.rs:23:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | worker_tx.send(Action::Forward(Message::Disconnect));
[INFO] [stdout]   |                                ^^^^^^^ use of undeclared type `Message`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Action`
[INFO] [stdout]  --> src/connection.rs:24:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | worker_tx.send(Action::Disconnect);
[INFO] [stdout]   |                ^^^^^^ use of undeclared type `Action`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `worker_tx` in this scope
[INFO] [stdout]  --> src/connection.rs:23:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | worker_tx.send(Action::Forward(Message::Disconnect));
[INFO] [stdout]   | ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `worker_tx` in this scope
[INFO] [stdout]  --> src/connection.rs:24:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | worker_tx.send(Action::Disconnect);
[INFO] [stdout]   | ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/connection.rs - connection::Action::Disconnect (line 22)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "5c7b2889529ef77ea5bf8b45b34d221a0c0715bc2f21d372101052392587d9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7b2889529ef77ea5bf8b45b34d221a0c0715bc2f21d372101052392587d9e3", kill_on_drop: false }`
[INFO] [stdout] 5c7b2889529ef77ea5bf8b45b34d221a0c0715bc2f21d372101052392587d9e3