[INFO] updating cached repository https://github.com/fuchsnj/actix_bug [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 4543ce5f114fc4d6bb44e0390372f3ce48fe85a8 [INFO] checking fuchsnj/actix_bug against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffuchsnj%2Factix_bug" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fuchsnj/actix_bug on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/fuchsnj/actix_bug [INFO] finished tweaking git repo https://github.com/fuchsnj/actix_bug [INFO] tweaked toml for git repo https://github.com/fuchsnj/actix_bug written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/fuchsnj/actix_bug already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] e539719c156461a69f20d17a381b3d4d09e8e27b23953b51c553c428ea6c78a2 [INFO] running `"docker" "start" "-a" "e539719c156461a69f20d17a381b3d4d09e8e27b23953b51c553c428ea6c78a2"` [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Compiling rustc-demangle v0.1.5 [INFO] [stderr] Compiling serde v1.0.27 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling pulldown-cmark v0.1.0 [INFO] [stderr] Compiling num-traits v0.1.41 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Checking futures v0.1.17 [INFO] [stderr] Compiling bytecount v0.2.0 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Checking crossbeam v0.3.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Compiling rand v0.3.20 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling actix_derive v0.1.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling tempdir v0.3.5 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Checking mio v0.6.12 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking mio-uds v0.6.4 [INFO] [stderr] Checking tokio-core v0.1.12 [INFO] [stderr] Checking tokio-signal v0.1.3 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Compiling serde_json v1.0.9 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Compiling backtrace v0.3.5 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling cargo_metadata v0.3.3 [INFO] [stderr] Compiling skeptic v0.13.2 [INFO] [stderr] Compiling actix v0.4.3 [INFO] [stderr] Checking actix_bug v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `Arbiter`, `SyncAddress`, `msgs` [INFO] [stderr] --> src/main.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | use actix::{msgs, Actor, Address, Arbiter, Context, System, Handler, ResponseType, ActorFuture, AsyncContext, SyncAddress}; [INFO] [stderr] | ^^^^ ^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arbiter`, `SyncAddress`, `msgs` [INFO] [stderr] --> src/main.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | use actix::{msgs, Actor, Address, Arbiter, Context, System, Handler, ResponseType, ActorFuture, AsyncContext, SyncAddress}; [INFO] [stderr] | ^^^^ ^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `addr` [INFO] [stderr] --> src/main.rs:49:6 [INFO] [stderr] | [INFO] [stderr] 49 | let addr: Address<_> = MyActor.start(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/main.rs:20:74 [INFO] [stderr] | [INFO] [stderr] 20 | ctx.spawn(wrap_future(addr.upgrade()).and_then(move |sync_address, _, ctx| { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `actor` [INFO] [stderr] --> src/main.rs:14:70 [INFO] [stderr] | [INFO] [stderr] 14 | ctx.spawn(wrap_future(addr.upgrade()).and_then(move |sync_address, actor: &mut MyActor, ctx: &mut Context| { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_actor` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/main.rs:40:23 [INFO] [stderr] | [INFO] [stderr] 40 | fn handle(&mut self, msg: Message, ctx: &mut Self::Context) -> () { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/main.rs:40:37 [INFO] [stderr] | [INFO] [stderr] 40 | fn handle(&mut self, msg: Message, ctx: &mut Self::Context) -> () { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `addr` [INFO] [stderr] --> src/main.rs:49:6 [INFO] [stderr] | [INFO] [stderr] 49 | let addr: Address<_> = MyActor.start(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/main.rs:20:74 [INFO] [stderr] | [INFO] [stderr] 20 | ctx.spawn(wrap_future(addr.upgrade()).and_then(move |sync_address, _, ctx| { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `actor` [INFO] [stderr] --> src/main.rs:14:70 [INFO] [stderr] | [INFO] [stderr] 14 | ctx.spawn(wrap_future(addr.upgrade()).and_then(move |sync_address, actor: &mut MyActor, ctx: &mut Context| { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_actor` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/main.rs:40:23 [INFO] [stderr] | [INFO] [stderr] 40 | fn handle(&mut self, msg: Message, ctx: &mut Self::Context) -> () { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/main.rs:40:37 [INFO] [stderr] | [INFO] [stderr] 40 | fn handle(&mut self, msg: Message, ctx: &mut Self::Context) -> () { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 14s [INFO] running `"docker" "inspect" "e539719c156461a69f20d17a381b3d4d09e8e27b23953b51c553c428ea6c78a2"` [INFO] running `"docker" "rm" "-f" "e539719c156461a69f20d17a381b3d4d09e8e27b23953b51c553c428ea6c78a2"` [INFO] [stdout] e539719c156461a69f20d17a381b3d4d09e8e27b23953b51c553c428ea6c78a2