[INFO] cloning repository https://github.com/sabahtalateh/hello_actix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sabahtalateh/hello_actix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsabahtalateh%2Fhello_actix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsabahtalateh%2Fhello_actix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f36db20942abf31731de68430c83476501f40a7
[INFO] checking sabahtalateh/hello_actix against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsabahtalateh%2Fhello_actix" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sabahtalateh/hello_actix on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sabahtalateh/hello_actix
[INFO] finished tweaking git repo https://github.com/sabahtalateh/hello_actix
[INFO] tweaked toml for git repo https://github.com/sabahtalateh/hello_actix written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/sabahtalateh/hello_actix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23b1c69105ff6480f0dcf0d762c56773afbec409d8c387420c7e27c7c0416a73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "23b1c69105ff6480f0dcf0d762c56773afbec409d8c387420c7e27c7c0416a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23b1c69105ff6480f0dcf0d762c56773afbec409d8c387420c7e27c7c0416a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b1c69105ff6480f0dcf0d762c56773afbec409d8c387420c7e27c7c0416a73", kill_on_drop: false }`
[INFO] [stdout] 23b1c69105ff6480f0dcf0d762c56773afbec409d8c387420c7e27c7c0416a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b04e60a7de3f56699b3749fed7c7132335831fd47cc790e8acd40374b367b77
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8b04e60a7de3f56699b3749fed7c7132335831fd47cc790e8acd40374b367b77", kill_on_drop: false }`
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[INFO] [stderr]     Checking hello_actix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/actor_lifecycle.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/actor_lifecycle.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn stopped(&mut self, ctx: &mut Self::Context) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> examples/actor_lifecycle.rs:29:26
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn handle(&mut self, msg: Ping, ctx: &mut Self::Context) -> Self::Result {
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/actor_lifecycle.rs:29:37
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn handle(&mut self, msg: Ping, ctx: &mut Self::Context) -> Self::Result {
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> examples/context_actor_address.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn handle(&mut self, msg: WhoAmI, ctx: &mut Self::Context) -> Self::Result {
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/arbiter.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn handle(&mut self, msg: Value, ctx: &mut Self::Context) -> Self::Result {
[INFO] [stdout]    |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/arbiter.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn handle(&mut self, msg: Display, ctx: &mut Self::Context) -> Self::Result {
[INFO] [stdout]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/actor_lifecycle.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     sys.run();
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> examples/stopping_ping.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |         res.map(move |res| {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/stopping_ping.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/stopping_ping.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn stopped(&mut self, ctx: &mut Self::Context) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/context_actor_address.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     sys.run();
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/message_response.rs:19:44
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn handle<R: ResponseChannel<M>>(self, ctx: &mut <A as Actor>::Context, tx: Option<R>) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/message_response.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/message_response.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn stopped(&mut self, ctx: &mut Self::Context) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/message_response.rs:47:36
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn handle(&mut self, msg: Msg, ctx: &mut Self::Context) -> Self::Result {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/arbiter.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     system.run();
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> examples/ping.rs:20:37
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn handle(&mut self, msg: Ping, ctx: &mut Self::Context) -> Self::Result {
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/message_response.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     sys.run();
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/recipient.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |             subscribers: recipients,
[INFO] [stdout]    |                          ^^^^^^^^^^ expected struct `Signal`, found struct `Subscribe`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Vec<_impl_act_signal::actix::Recipient<Signal>>`
[INFO] [stdout]               found struct `Vec<_impl_act_signal::actix::Recipient<Subscribe>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_actix`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "8b04e60a7de3f56699b3749fed7c7132335831fd47cc790e8acd40374b367b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b04e60a7de3f56699b3749fed7c7132335831fd47cc790e8acd40374b367b77", kill_on_drop: false }`
[INFO] [stdout] 8b04e60a7de3f56699b3749fed7c7132335831fd47cc790e8acd40374b367b77
