[INFO] fetching crate actix-telepathy 0.3.0...
[INFO] checking actix-telepathy-0.3.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate actix-telepathy 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate actix-telepathy 0.3.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actix-telepathy 0.3.0
[INFO] finished tweaking crates.io crate actix-telepathy 0.3.0
[INFO] tweaked toml for crates.io crate actix-telepathy 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 035ee49763b8043a426f5ad9c4c83779c65bfd6275fe05fd1de0bcad651b2c2b
[INFO] running `Command { std: "docker" "start" "-a" "035ee49763b8043a426f5ad9c4c83779c65bfd6275fe05fd1de0bcad651b2c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "035ee49763b8043a426f5ad9c4c83779c65bfd6275fe05fd1de0bcad651b2c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "035ee49763b8043a426f5ad9c4c83779c65bfd6275fe05fd1de0bcad651b2c2b", kill_on_drop: false }`
[INFO] [stdout] 035ee49763b8043a426f5ad9c4c83779c65bfd6275fe05fd1de0bcad651b2c2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 85daf5c469ab57d5780ca3593f3468a6c6c32f1bc603c8dcfcaea7681c0d7cb2
[INFO] running `Command { std: "docker" "start" "-a" "85daf5c469ab57d5780ca3593f3468a6c6c32f1bc603c8dcfcaea7681c0d7cb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]     Checking once_cell v1.8.0
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[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking port_scanner v0.1.5
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking futures-channel v0.3.18
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling actix-macros v0.2.3
[INFO] [stderr]    Compiling actix_derive v0.6.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
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[INFO] [stderr]    Compiling enum-as-inner v0.3.3
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[INFO] [stderr]     Checking parking_lot v0.11.2
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[INFO] [stderr]     Checking idna v0.2.3
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[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking futures-executor v0.3.18
[INFO] [stderr]     Checking futures v0.3.18
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[INFO] [stderr]     Checking trust-dns-proto v0.20.3
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[INFO] [stderr]     Checking actix v0.12.0
[INFO] [stderr]     Checking actix-broker v0.4.1
[INFO] [stderr]     Checking trust-dns-resolver v0.20.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_yaml v0.8.21
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling actix_telepathy_derive v0.2.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]     Checking flexbuffers v0.2.2
[INFO] [stderr]     Checking actix-telepathy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `system`
[INFO] [stdout]   --> src/utils/custom_system_service.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     system: ArbiterHandle,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/network/mod.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         &self.writer.as_ref().unwrap().do_send(msg);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let _ = &self.writer.as_ref().unwrap().do_send(msg);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/network/writer.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         &self.framed[0].write(msg);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let _ = &self.framed[0].write(msg);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `system`
[INFO] [stdout]   --> src/utils/custom_system_service.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     system: ArbiterHandle,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/network/mod.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         &self.writer.as_ref().unwrap().do_send(msg);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let _ = &self.writer.as_ref().unwrap().do_send(msg);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/network/writer.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         &self.framed[0].write(msg);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let _ = &self.framed[0].write(msg);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "85daf5c469ab57d5780ca3593f3468a6c6c32f1bc603c8dcfcaea7681c0d7cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85daf5c469ab57d5780ca3593f3468a6c6c32f1bc603c8dcfcaea7681c0d7cb2", kill_on_drop: false }`
[INFO] [stdout] 85daf5c469ab57d5780ca3593f3468a6c6c32f1bc603c8dcfcaea7681c0d7cb2