[INFO] updating cached repository nacika-ins/actix-sample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nacika-ins/actix-sample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nacika-ins/actix-sample" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/nacika-ins/actix-sample"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/nacika-ins/actix-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nacika-ins/actix-sample" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/nacika-ins/actix-sample"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/nacika-ins/actix-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 95995b4ae8749e20b260c9cefef9ed9374bdcb76
[INFO] sha for GitHub repo nacika-ins/actix-sample: 95995b4ae8749e20b260c9cefef9ed9374bdcb76
[INFO] validating manifest of nacika-ins/actix-sample on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nacika-ins/actix-sample on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nacika-ins/actix-sample
[INFO] finished frobbing nacika-ins/actix-sample
[INFO] frobbed toml for nacika-ins/actix-sample written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/nacika-ins/actix-sample/Cargo.toml
[INFO] started frobbing nacika-ins/actix-sample
[INFO] finished frobbing nacika-ins/actix-sample
[INFO] frobbed toml for nacika-ins/actix-sample written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/nacika-ins/actix-sample/Cargo.toml
[INFO] crate nacika-ins/actix-sample already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking nacika-ins/actix-sample against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-1/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/nacika-ins/actix-sample:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 087ba8447b79ce29621f40b42b6ae76ff6c2ec5a9638ad847242d7daf1ee646d
[INFO] running `"docker" "start" "-a" "087ba8447b79ce29621f40b42b6ae76ff6c2ec5a9638ad847242d7daf1ee646d"`
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking trust-dns-resolver v0.10.0
[INFO] [stderr]     Checking actix v0.7.7
[INFO] [stderr]     Checking act v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/actor/supervisor_actor.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/actor/supervisor_actor.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/actor/sample_actor.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/actor/sample_actor.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio`
[INFO] [stderr]  --> src/actor/ping_actor.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tokio;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Supervised`, `msgs`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use actix::{msgs, Actor, Supervised};
[INFO] [stderr]   |             ^^^^         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Actor`
[INFO] [stderr]  --> src/main.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | use actix::{msgs, Actor, Supervised};
[INFO] [stderr]   |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/supervisor_actor.rs:27:27
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stderr]    |                           ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/supervisor_actor.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn restarting(&mut self, ctx: &mut <Self as Actor>::Context) {
[INFO] [stderr]    |                              ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/sample_actor.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stderr]    |                           ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/actor/sample_actor.rs:33:26
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn handle(&mut self, msg: Ping, ctx: &mut Context<Self>) {
[INFO] [stderr]    |                          ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/sample_actor.rs:33:37
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn handle(&mut self, msg: Ping, ctx: &mut Context<Self>) {
[INFO] [stderr]    |                                     ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/ping_actor.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stderr]    |                           ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/actor/ping_actor.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 | /         thread::Builder::new().name("ping-thread".to_string()).spawn(move || {
[INFO] [stderr] 36 | |             loop {
[INFO] [stderr] 37 | |                 println!("ping");
[INFO] [stderr] 38 | |                 msg.actor.do_send(Ping{});
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |             println!("loop end");
[INFO] [stderr] 46 | |         });
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/actor/supervisor_actor.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/actor/supervisor_actor.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/actor/sample_actor.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/actor/sample_actor.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio`
[INFO] [stderr]  --> src/actor/ping_actor.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tokio;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Supervised`, `msgs`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use actix::{msgs, Actor, Supervised};
[INFO] [stderr]   |             ^^^^         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Actor`
[INFO] [stderr]  --> src/main.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | use actix::{msgs, Actor, Supervised};
[INFO] [stderr]   |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/supervisor_actor.rs:27:27
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stderr]    |                           ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/supervisor_actor.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn restarting(&mut self, ctx: &mut <Self as Actor>::Context) {
[INFO] [stderr]    |                              ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/sample_actor.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stderr]    |                           ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/actor/sample_actor.rs:33:26
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn handle(&mut self, msg: Ping, ctx: &mut Context<Self>) {
[INFO] [stderr]    |                          ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/sample_actor.rs:33:37
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn handle(&mut self, msg: Ping, ctx: &mut Context<Self>) {
[INFO] [stderr]    |                                     ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/actor/ping_actor.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn started(&mut self, ctx: &mut Self::Context) {
[INFO] [stderr]    |                           ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/actor/ping_actor.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 | /         thread::Builder::new().name("ping-thread".to_string()).spawn(move || {
[INFO] [stderr] 36 | |             loop {
[INFO] [stderr] 37 | |                 println!("ping");
[INFO] [stderr] 38 | |                 msg.actor.do_send(Ping{});
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |             println!("loop end");
[INFO] [stderr] 46 | |         });
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.41s
[INFO] running `"docker" "inspect" "087ba8447b79ce29621f40b42b6ae76ff6c2ec5a9638ad847242d7daf1ee646d"`
[INFO] running `"docker" "rm" "-f" "087ba8447b79ce29621f40b42b6ae76ff6c2ec5a9638ad847242d7daf1ee646d"`
[INFO] [stdout] 087ba8447b79ce29621f40b42b6ae76ff6c2ec5a9638ad847242d7daf1ee646d