[INFO] fetching crate quix 0.0.6...
[INFO] building quix-0.0.6 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] extracting crate quix 0.0.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate quix 0.0.6 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quix 0.0.6
[INFO] finished tweaking crates.io crate quix 0.0.6
[INFO] tweaked toml for crates.io crate quix 0.0.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate quix 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.8.1
[INFO] [stderr]   Downloaded quix-build v0.0.6
[INFO] [stderr]   Downloaded quix-derive v0.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d86c30a6fcb9c3fba1057e05e80f5c154e8d3d68d9a6264bd2331b47d53f4ea
[INFO] running `Command { std: "docker" "start" "-a" "2d86c30a6fcb9c3fba1057e05e80f5c154e8d3d68d9a6264bd2331b47d53f4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d86c30a6fcb9c3fba1057e05e80f5c154e8d3d68d9a6264bd2331b47d53f4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d86c30a6fcb9c3fba1057e05e80f5c154e8d3d68d9a6264bd2331b47d53f4ea", kill_on_drop: false }`
[INFO] [stdout] 2d86c30a6fcb9c3fba1057e05e80f5c154e8d3d68d9a6264bd2331b47d53f4ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06bced871b0a33f873461415bfa866205625725429fb7d9333c5a65e6360e2eb
[INFO] running `Command { std: "docker" "start" "-a" "06bced871b0a33f873461415bfa866205625725429fb7d9333c5a65e6360e2eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
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[INFO] [stderr]    Compiling prost-build v0.6.1
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[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling tokio v0.2.23
[INFO] [stderr]    Compiling addr2line v0.14.0
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[INFO] [stderr]    Compiling backtrace v0.3.54
[INFO] [stderr]    Compiling env_logger v0.8.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling quix-derive v0.0.6
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling actix-codec v0.3.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling actix-threadpool v0.3.3
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling quix-build v0.0.6
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling actix-rt v1.1.1
[INFO] [stderr]    Compiling quix v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling trust-dns-proto v0.19.6
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.6
[INFO] [stderr]    Compiling actix v0.10.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.63s
[INFO] running `Command { std: "docker" "inspect" "06bced871b0a33f873461415bfa866205625725429fb7d9333c5a65e6360e2eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06bced871b0a33f873461415bfa866205625725429fb7d9333c5a65e6360e2eb", kill_on_drop: false }`
[INFO] [stdout] 06bced871b0a33f873461415bfa866205625725429fb7d9333c5a65e6360e2eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0983ffd1d2f13402e57d4a938890581dab5249085fcc48908d422e53ba64d407
[INFO] running `Command { std: "docker" "start" "-a" "0983ffd1d2f13402e57d4a938890581dab5249085fcc48908d422e53ba64d407", kill_on_drop: false }`
[INFO] [stderr]    Compiling quix v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/registry.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let a = procs.send(RegisterProcess::new(a.clone())).await.unwrap();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/registry.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn read(b: impl Buf) -> Result<Self, ()> {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/registry.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn write(&self, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/registry.rs:28:20
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn read_result(b: impl Buf) -> Result<Self::Result, ()> {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> tests/registry.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn write_result(r: &Self::Result, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/registry.rs:32:39
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn write_result(r: &Self::Result, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]   --> tests/nodes.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let link = NodeControl::from_registry().send(Connect {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]   --> tests/nodes.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let link = NodeControl::from_registry().send(Connect {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> examples/nodes.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn read(b: impl Buf) -> Result<Self, ()> {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> examples/nodes.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn write(&self, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> examples/nodes.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn read_result(b: impl Buf) -> Result<Self::Result, ()> {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> examples/nodes.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn write_result(r: &Self::Result, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> examples/nodes.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn write_result(r: &Self::Result, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]   --> tests/e2e.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 let link = NodeControl::from_registry().send(Connect {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m1`
[INFO] [stdout]   --> tests/e2e.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let m1 = Process::start(Act {});
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_m1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m2`
[INFO] [stdout]   --> tests/e2e.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let m2 = Process::start(Act {});
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_m2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/e2e.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn read(b: impl Buf) -> Result<Self, ()> {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/e2e.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn write(&self, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/e2e.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn read_result(b: impl Buf) -> Result<Self::Result, ()> {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> tests/e2e.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn write_result(r: &Self::Result, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/e2e.rs:37:39
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn write_result(r: &Self::Result, b: &mut impl BufMut) -> Result<(), ()> {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> tests/e2e.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn stopping(&mut self, ctx: &mut Self::Context) -> Running {
[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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.52s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/quix-c81a014b210d9814)
[INFO] [stderr]   Executable tests/e2e.rs (/opt/rustwide/target/debug/deps/e2e-0a5135d6afab51bc)
[INFO] [stderr]   Executable tests/nodes.rs (/opt/rustwide/target/debug/deps/nodes-6f148dddef1438b2)
[INFO] [stderr]   Executable tests/registry.rs (/opt/rustwide/target/debug/deps/registry-efa78bb8690bca4b)
[INFO] running `Command { std: "docker" "inspect" "0983ffd1d2f13402e57d4a938890581dab5249085fcc48908d422e53ba64d407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0983ffd1d2f13402e57d4a938890581dab5249085fcc48908d422e53ba64d407", kill_on_drop: false }`
[INFO] [stdout] 0983ffd1d2f13402e57d4a938890581dab5249085fcc48908d422e53ba64d407