[INFO] fetching crate netmod-tcp 0.4.0...
[INFO] building netmod-tcp-0.4.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate netmod-tcp 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate netmod-tcp 0.4.0
[INFO] finished tweaking crates.io crate netmod-tcp 0.4.0
[INFO] tweaked toml for crates.io crate netmod-tcp 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate netmod-tcp 0.4.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 112 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ratman-identity v0.6.2
[INFO] [stderr]   Downloaded postcard-cobs v0.1.5-pre
[INFO] [stderr]   Downloaded conjoiner-engine v1.2.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 524745a0460194d7dafc7b25a6ca003158ede1f4569af13922bedc78b4d9eab2
[INFO] running `Command { std: "docker" "start" "-a" "524745a0460194d7dafc7b25a6ca003158ede1f4569af13922bedc78b4d9eab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "524745a0460194d7dafc7b25a6ca003158ede1f4569af13922bedc78b4d9eab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524745a0460194d7dafc7b25a6ca003158ede1f4569af13922bedc78b4d9eab2", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ef8246776a7c0f415e4c3ba3ca5a029098c865b9b38e980309fab80912807fd
[INFO] running `Command { std: "docker" "start" "-a" "1ef8246776a7c0f415e4c3ba3ca5a029098c865b9b38e980309fab80912807fd", kill_on_drop: false }`
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[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
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[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
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[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling ratman-identity v0.6.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling async-signal v0.2.13
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling postcard v0.4.3
[INFO] [stderr]    Compiling async-process v2.5.0
[INFO] [stderr]    Compiling conjoiner-engine v1.2.3
[INFO] [stderr]    Compiling ratman-netmod v0.5.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling netmod-tcp v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/server.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/server.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 (_, Frame(f)) => self.handle_frame(peer.id, f).await,
[INFO] [stdout]     |                 ------------- matches some of the same values
[INFO] [stdout] 151 |                 (state, Hello { port, _type }) => {
[INFO] [stdout]     |                 ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 155 |                 (_, Ack) => trace!("Received ACK packet on wrong i/o stream. woops"),
[INFO] [stdout]     |                 -------- matches some of the same values
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let mut parts: Vec<_> = p.split(|x| x == ' ').collect();
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/server.rs:156:43
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 156 -                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout] 156 +                 (state, packet) => panic!("state={:?}, packet={:?}", state, packet),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.25s
[INFO] running `Command { std: "docker" "inspect" "1ef8246776a7c0f415e4c3ba3ca5a029098c865b9b38e980309fab80912807fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef8246776a7c0f415e4c3ba3ca5a029098c865b9b38e980309fab80912807fd", kill_on_drop: false }`
[INFO] [stdout] 1ef8246776a7c0f415e4c3ba3ca5a029098c865b9b38e980309fab80912807fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3464cd11014583f582cee88cb1a59edf708701a7201455b6e4ee4f09d8eaf623
[INFO] running `Command { std: "docker" "start" "-a" "3464cd11014583f582cee88cb1a59edf708701a7201455b6e4ee4f09d8eaf623", kill_on_drop: false }`
[INFO] [stderr]    Compiling netmod-tcp v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/server.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/server.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 (_, Frame(f)) => self.handle_frame(peer.id, f).await,
[INFO] [stdout]     |                 ------------- matches some of the same values
[INFO] [stdout] 151 |                 (state, Hello { port, _type }) => {
[INFO] [stdout]     |                 ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 155 |                 (_, Ack) => trace!("Received ACK packet on wrong i/o stream. woops"),
[INFO] [stdout]     |                 -------- matches some of the same values
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let mut parts: Vec<_> = p.split(|x| x == ' ').collect();
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/server.rs:156:43
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 156 -                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout] 156 +                 (state, packet) => panic!("state={:?}, packet={:?}", state, packet),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/server.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/server.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 (_, Frame(f)) => self.handle_frame(peer.id, f).await,
[INFO] [stdout]     |                 ------------- matches some of the same values
[INFO] [stdout] 151 |                 (state, Hello { port, _type }) => {
[INFO] [stdout]     |                 ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 155 |                 (_, Ack) => trace!("Received ACK packet on wrong i/o stream. woops"),
[INFO] [stdout]     |                 -------- matches some of the same values
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let mut parts: Vec<_> = p.split(|x| x == ' ').collect();
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/server.rs:156:43
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 156 -                 (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)),
[INFO] [stdout] 156 +                 (state, packet) => panic!("state={:?}, packet={:?}", state, packet),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "3464cd11014583f582cee88cb1a59edf708701a7201455b6e4ee4f09d8eaf623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3464cd11014583f582cee88cb1a59edf708701a7201455b6e4ee4f09d8eaf623", kill_on_drop: false }`
[INFO] [stdout] 3464cd11014583f582cee88cb1a59edf708701a7201455b6e4ee4f09d8eaf623
