[INFO] fetching crate mfio-netfs 0.1.0...
[INFO] building mfio-netfs-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate mfio-netfs 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mfio-netfs 0.1.0
[INFO] finished tweaking crates.io crate mfio-netfs 0.1.0
[INFO] tweaked toml for crates.io crate mfio-netfs 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mfio-netfs 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mfio-netfs 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c26ac072a0076c827b35d15cc253b1e458afae0b8c1de6f27465e2dc98a88130
[INFO] running `Command { std: "docker" "start" "-a" "c26ac072a0076c827b35d15cc253b1e458afae0b8c1de6f27465e2dc98a88130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c26ac072a0076c827b35d15cc253b1e458afae0b8c1de6f27465e2dc98a88130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26ac072a0076c827b35d15cc253b1e458afae0b8c1de6f27465e2dc98a88130", kill_on_drop: false }`
[INFO] [stdout] c26ac072a0076c827b35d15cc253b1e458afae0b8c1de6f27465e2dc98a88130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c966382c5dfeb04e3812fa3fc629ae876b347d953d51bfbd13113e58d65250f6
[INFO] running `Command { std: "docker" "start" "-a" "c966382c5dfeb04e3812fa3fc629ae876b347d953d51bfbd13113e58d65250f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
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[INFO] [stderr]    Compiling pin-project-internal v1.1.3
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[INFO] [stderr]    Compiling bytemuck_derive v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
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[INFO] [stderr]    Compiling mfio v0.1.0
[INFO] [stderr]    Compiling mfio-rt v0.1.0
[INFO] [stderr]    Compiling mfio-netfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/net/client.rs:622:23
[INFO] [stdout]     |
[INFO] [stdout] 622 |     fn polling_handle(&self) -> Option<PollingHandle> {
[INFO] [stdout]     |                       ^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 622 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/net/client.rs:626:20
[INFO] [stdout]     |
[INFO] [stdout] 626 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 626 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "c966382c5dfeb04e3812fa3fc629ae876b347d953d51bfbd13113e58d65250f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c966382c5dfeb04e3812fa3fc629ae876b347d953d51bfbd13113e58d65250f6", kill_on_drop: false }`
[INFO] [stdout] c966382c5dfeb04e3812fa3fc629ae876b347d953d51bfbd13113e58d65250f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d440700441852a53b409598ba686a9acfe509e3f4c576290fce10f89a62e9618
[INFO] running `Command { std: "docker" "start" "-a" "d440700441852a53b409598ba686a9acfe509e3f4c576290fce10f89a62e9618", kill_on_drop: false }`
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[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling smol v1.3.0
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.1
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[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling anes v0.1.6
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[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/net/client.rs:622:23
[INFO] [stdout]     |
[INFO] [stdout] 622 |     fn polling_handle(&self) -> Option<PollingHandle> {
[INFO] [stdout]     |                       ^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 622 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/net/client.rs:626:20
[INFO] [stdout]     |
[INFO] [stdout] 626 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 626 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/net/client.rs:622:23
[INFO] [stdout]     |
[INFO] [stdout] 622 |     fn polling_handle(&self) -> Option<PollingHandle> {
[INFO] [stdout]     |                       ^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 622 |     fn polling_handle(&self) -> Option<PollingHandle<'_>> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/net/client.rs:626:20
[INFO] [stdout]     |
[INFO] [stdout] 626 |     fn get_backend(&self) -> BackendHandle<Self::Backend> {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 626 |     fn get_backend(&self) -> BackendHandle<'_, Self::Backend> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `Command { std: "docker" "inspect" "d440700441852a53b409598ba686a9acfe509e3f4c576290fce10f89a62e9618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d440700441852a53b409598ba686a9acfe509e3f4c576290fce10f89a62e9618", kill_on_drop: false }`
[INFO] [stdout] d440700441852a53b409598ba686a9acfe509e3f4c576290fce10f89a62e9618
