[INFO] fetching crate shellflip 2.1.2...
[INFO] testing shellflip-2.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate shellflip 2.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate shellflip 2.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate shellflip 2.1.2
[INFO] tweaked toml for crates.io crate shellflip 2.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shellflip 2.1.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shellflip 2.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sd-notify v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ae923fa4112540b06c7ce92c2c1fc3a0954b42860986b557c3e2227564c091a
[INFO] running `Command { std: "docker" "start" "-a" "7ae923fa4112540b06c7ce92c2c1fc3a0954b42860986b557c3e2227564c091a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ae923fa4112540b06c7ce92c2c1fc3a0954b42860986b557c3e2227564c091a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae923fa4112540b06c7ce92c2c1fc3a0954b42860986b557c3e2227564c091a", kill_on_drop: false }`
[INFO] [stdout] 7ae923fa4112540b06c7ce92c2c1fc3a0954b42860986b557c3e2227564c091a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5af8218134e0873ac0acc875983d64e3e32d4d33559ef9e47fa053db11a9a89f
[INFO] running `Command { std: "docker" "start" "-a" "5af8218134e0873ac0acc875983d64e3e32d4d33559ef9e47fa053db11a9a89f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling sd-notify v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-util v0.7.14
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling shellflip v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stdout]     |                     ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 106 -     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stdout] 106 +     ) -> io::Result<impl Future<Output = RestartResult<process::Child>> + Send> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.32s
[INFO] running `Command { std: "docker" "inspect" "5af8218134e0873ac0acc875983d64e3e32d4d33559ef9e47fa053db11a9a89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af8218134e0873ac0acc875983d64e3e32d4d33559ef9e47fa053db11a9a89f", kill_on_drop: false }`
[INFO] [stdout] 5af8218134e0873ac0acc875983d64e3e32d4d33559ef9e47fa053db11a9a89f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32a7483f9a2ff29bdc18e77885e67085697a39cc9ceb432f9dd15b38276969e8
[INFO] running `Command { std: "docker" "start" "-a" "32a7483f9a2ff29bdc18e77885e67085697a39cc9ceb432f9dd15b38276969e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling clap_builder v4.5.32
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling shellflip v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stdout]     |                     ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 106 -     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stdout] 106 +     ) -> io::Result<impl Future<Output = RestartResult<process::Child>> + Send> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling clap v4.5.32
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stdout]     |                     ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 106 -     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stdout] 106 +     ) -> io::Result<impl Future<Output = RestartResult<process::Child>> + Send> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.64s
[INFO] running `Command { std: "docker" "inspect" "32a7483f9a2ff29bdc18e77885e67085697a39cc9ceb432f9dd15b38276969e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32a7483f9a2ff29bdc18e77885e67085697a39cc9ceb432f9dd15b38276969e8", kill_on_drop: false }`
[INFO] [stdout] 32a7483f9a2ff29bdc18e77885e67085697a39cc9ceb432f9dd15b38276969e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cef169c903d04641f63ea157907ecf1c43690fb5590955e46eab5be4d0f0670e
[INFO] running `Command { std: "docker" "start" "-a" "cef169c903d04641f63ea157907ecf1c43690fb5590955e46eab5be4d0f0670e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stderr]     |                     ^                                                          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 106 -     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stderr] 106 +     ) -> io::Result<impl Future<Output = RestartResult<process::Child>> + Send> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `shellflip` (lib) generated 1 warning (run `cargo fix --lib -p shellflip` to apply 1 suggestion)
[INFO] [stderr] warning: `shellflip` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shellflip-5c1719b038194d13)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test shutdown::tests::test_default_shutdown_handle ... ok
[INFO] [stdout] test restart_coordination_socket::tests::test_restart_failed ... ok
[INFO] [stdout] test restart_coordination_socket::tests::test_restart_complete ... ok
[INFO] [stdout] test shutdown::tests::test_shutdown_coordinator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shellflip
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/lib.rs:106:21
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 106 |     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stdout] 
[INFO] [stderr]     |                     ^                                                          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 106 -     ) -> io::Result<(impl Future<Output = RestartResult<process::Child>> + Send)> {
[INFO] [stderr] 106 +     ) -> io::Result<impl Future<Output = RestartResult<process::Child>> + Send> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "cef169c903d04641f63ea157907ecf1c43690fb5590955e46eab5be4d0f0670e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef169c903d04641f63ea157907ecf1c43690fb5590955e46eab5be4d0f0670e", kill_on_drop: false }`
[INFO] [stdout] cef169c903d04641f63ea157907ecf1c43690fb5590955e46eab5be4d0f0670e