[INFO] fetching crate varlink 11.0.1...
[INFO] testing varlink-11.0.1 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate varlink 11.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate varlink 11.0.1
[INFO] finished tweaking crates.io crate varlink 11.0.1
[INFO] tweaked toml for crates.io crate varlink 11.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate varlink 11.0.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c1d9630dace1c5aec4b42c42d891926a97842828ab2336f09d59d789f66faa3
[INFO] running `Command { std: "docker" "start" "-a" "3c1d9630dace1c5aec4b42c42d891926a97842828ab2336f09d59d789f66faa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c1d9630dace1c5aec4b42c42d891926a97842828ab2336f09d59d789f66faa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1d9630dace1c5aec4b42c42d891926a97842828ab2336f09d59d789f66faa3", kill_on_drop: false }`
[INFO] [stdout] 3c1d9630dace1c5aec4b42c42d891926a97842828ab2336f09d59d789f66faa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c68077bb61b337acaa7647dd7fe7977bb77305fe6242165d5a7814192083d39
[INFO] running `Command { std: "docker" "start" "-a" "0c68077bb61b337acaa7647dd7fe7977bb77305fe6242165d5a7814192083d39", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde v1.0.227
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling unix_socket v0.5.0
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.227
[INFO] [stderr]    Compiling varlink v11.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `bufreader_buffer`
[INFO] [stdout]     --> src/lib.rs:1514:19
[INFO] [stdout]      |
[INFO] [stdout] 1514 |         #[cfg(any(feature = "bufreader_buffer", feature = "nightly"))]
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `bufreader_buffer` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]     --> src/lib.rs:1514:49
[INFO] [stdout]      |
[INFO] [stdout] 1514 |         #[cfg(any(feature = "bufreader_buffer", feature = "nightly"))]
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `bufreader_buffer`
[INFO] [stdout]     --> src/lib.rs:1517:23
[INFO] [stdout]      |
[INFO] [stdout] 1517 |         #[cfg(not(any(feature = "bufreader_buffer", feature = "nightly")))]
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `bufreader_buffer` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]     --> src/lib.rs:1517:53
[INFO] [stdout]      |
[INFO] [stdout] 1517 |         #[cfg(not(any(feature = "bufreader_buffer", feature = "nightly")))]
[INFO] [stdout]      |                                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:664:20
[INFO] [stdout]     |
[INFO] [stdout] 664 |     fn get_request(&self) -> Option<&Request>;
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 664 |     fn get_request(&self) -> Option<&Request<'_>>;
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:754:20
[INFO] [stdout]     |
[INFO] [stdout] 754 |     fn get_request(&self) -> Option<&Request> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 754 |     fn get_request(&self) -> Option<&Request<'_>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "0c68077bb61b337acaa7647dd7fe7977bb77305fe6242165d5a7814192083d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c68077bb61b337acaa7647dd7fe7977bb77305fe6242165d5a7814192083d39", kill_on_drop: false }`
[INFO] [stdout] 0c68077bb61b337acaa7647dd7fe7977bb77305fe6242165d5a7814192083d39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fba76c2d496e508d28cc955dc3384b7030dd76545cbbbe2b87b5a3e1bfdc337
[INFO] running `Command { std: "docker" "start" "-a" "1fba76c2d496e508d28cc955dc3384b7030dd76545cbbbe2b87b5a3e1bfdc337", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition value: `bufreader_buffer`
[INFO] [stdout]     --> src/lib.rs:1514:19
[INFO] [stdout]      |
[INFO] [stdout] 1514 |         #[cfg(any(feature = "bufreader_buffer", feature = "nightly"))]
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `bufreader_buffer` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]     --> src/lib.rs:1514:49
[INFO] [stdout]      |
[INFO] [stdout] 1514 |         #[cfg(any(feature = "bufreader_buffer", feature = "nightly"))]
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `bufreader_buffer`
[INFO] [stdout]     --> src/lib.rs:1517:23
[INFO] [stdout]      |
[INFO] [stdout] 1517 |         #[cfg(not(any(feature = "bufreader_buffer", feature = "nightly")))]
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `bufreader_buffer` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]     --> src/lib.rs:1517:53
[INFO] [stdout]      |
[INFO] [stdout] 1517 |         #[cfg(not(any(feature = "bufreader_buffer", feature = "nightly")))]
[INFO] [stdout]      |                                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:664:20
[INFO] [stdout]     |
[INFO] [stdout] 664 |     fn get_request(&self) -> Option<&Request>;
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 664 |     fn get_request(&self) -> Option<&Request<'_>>;
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:754:20
[INFO] [stdout]     |
[INFO] [stdout] 754 |     fn get_request(&self) -> Option<&Request> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 754 |     fn get_request(&self) -> Option<&Request<'_>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling varlink v11.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `bufreader_buffer`
[INFO] [stdout]     --> src/lib.rs:1514:19
[INFO] [stdout]      |
[INFO] [stdout] 1514 |         #[cfg(any(feature = "bufreader_buffer", feature = "nightly"))]
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `bufreader_buffer` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]     --> src/lib.rs:1514:49
[INFO] [stdout]      |
[INFO] [stdout] 1514 |         #[cfg(any(feature = "bufreader_buffer", feature = "nightly"))]
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `bufreader_buffer`
[INFO] [stdout]     --> src/lib.rs:1517:23
[INFO] [stdout]      |
[INFO] [stdout] 1517 |         #[cfg(not(any(feature = "bufreader_buffer", feature = "nightly")))]
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `bufreader_buffer` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]     --> src/lib.rs:1517:53
[INFO] [stdout]      |
[INFO] [stdout] 1517 |         #[cfg(not(any(feature = "bufreader_buffer", feature = "nightly")))]
[INFO] [stdout]      |                                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`
[INFO] [stdout]      = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:664:20
[INFO] [stdout]     |
[INFO] [stdout] 664 |     fn get_request(&self) -> Option<&Request>;
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 664 |     fn get_request(&self) -> Option<&Request<'_>>;
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:754:20
[INFO] [stdout]     |
[INFO] [stdout] 754 |     fn get_request(&self) -> Option<&Request> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 754 |     fn get_request(&self) -> Option<&Request<'_>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "1fba76c2d496e508d28cc955dc3384b7030dd76545cbbbe2b87b5a3e1bfdc337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fba76c2d496e508d28cc955dc3384b7030dd76545cbbbe2b87b5a3e1bfdc337", kill_on_drop: false }`
[INFO] [stdout] 1fba76c2d496e508d28cc955dc3384b7030dd76545cbbbe2b87b5a3e1bfdc337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a34efb490bf5428274c19a901a52badfa66a4217abe6e027a00d18c52c88e23
[INFO] running `Command { std: "docker" "start" "-a" "8a34efb490bf5428274c19a901a52badfa66a4217abe6e027a00d18c52c88e23", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `bufreader_buffer`
[INFO] [stderr]     --> src/lib.rs:1514:19
[INFO] [stderr]      |
[INFO] [stderr] 1514 |         #[cfg(any(feature = "bufreader_buffer", feature = "nightly"))]
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: expected values for `feature` are: `default`
[INFO] [stderr]      = help: consider adding `bufreader_buffer` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stderr]     --> src/lib.rs:1514:49
[INFO] [stderr]      |
[INFO] [stderr] 1514 |         #[cfg(any(feature = "bufreader_buffer", feature = "nightly"))]
[INFO] [stderr]      |                                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: expected values for `feature` are: `default`
[INFO] [stderr]      = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `bufreader_buffer`
[INFO] [stderr]     --> src/lib.rs:1517:23
[INFO] [stderr]      |
[INFO] [stderr] 1517 |         #[cfg(not(any(feature = "bufreader_buffer", feature = "nightly")))]
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: expected values for `feature` are: `default`
[INFO] [stderr]      = help: consider adding `bufreader_buffer` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stderr]     --> src/lib.rs:1517:53
[INFO] [stderr]      |
[INFO] [stderr] 1517 |         #[cfg(not(any(feature = "bufreader_buffer", feature = "nightly")))]
[INFO] [stderr]      |                                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: expected values for `feature` are: `default`
[INFO] [stderr]      = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:664:20
[INFO] [stderr]     |
[INFO] [stderr] 664 |     fn get_request(&self) -> Option<&Request>;
[INFO] [stderr]     |                    ^^^^^            ^^^^^^^^
[INFO] [stderr]     |                    |                ||
[INFO] [stderr]     |                    |                |the same lifetime is hidden here
[INFO] [stderr]     |                    |                the same lifetime is elided here
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 664 |     fn get_request(&self) -> Option<&Request<'_>>;
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:754:20
[INFO] [stderr]     |
[INFO] [stderr] 754 |     fn get_request(&self) -> Option<&Request> {
[INFO] [stderr]     |                    ^^^^^            ^^^^^^^^
[INFO] [stderr]     |                    |                ||
[INFO] [stderr]     |                    |                |the same lifetime is hidden here
[INFO] [stderr]     |                    |                the same lifetime is elided here
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 754 |     fn get_request(&self) -> Option<&Request<'_>> {
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `varlink` (lib) generated 6 warnings (run `cargo fix --lib -p varlink` to apply 2 suggestions)
[INFO] [stderr] warning: `varlink` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/varlink-8da43bbe364bb640)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test error::tests::error_is_sync_send ... ok
[INFO] [stdout] test test::test_handle ... ok
[INFO] [stdout] test test::test_listen ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_listen stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (20) panicked at src/test.rs:25:17:
[INFO] [stdout] Error listen: src/server.rs:153: Io(
[INFO] [stdout]     ReadOnlyFilesystem,
[INFO] [stdout] )
[INFO] [stdout] Caused by:
[INFO] [stdout] Os {
[INFO] [stdout]     code: 30,
[INFO] [stdout]     kind: ReadOnlyFilesystem,
[INFO] [stdout]     message: "Read-only file system",
[INFO] [stdout] }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e8f17f6d132 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e8f17f6d132 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e8f17f6d132 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5e8f17f6d132 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5e8f17f7dbcf - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5e8f17f7dbcf - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5e8f17f388b1 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5e8f17f388b1 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5e8f17f45fb2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5e8f17f4abef - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5e8f17f4aa81 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5e8f17ecf39e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x5e8f17ecf39e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5e8f17f4b2af - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x5e8f17f4b2af - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5e8f17f4b10a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5e8f17f460e9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5e8f17f2c97d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5e8f17f86960 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5e8f17eae471 - varlink::test::test_listen::run_app::h6d29a29ba87592e4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:25:17
[INFO] [stdout]   20:     0x5e8f17eae01a - varlink::test::test_listen::{{closure}}::h6c7b97b9a9b57ac2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:129:25
[INFO] [stdout]   21:     0x5e8f17e8e873 - std::sys::backtrace::__rust_begin_short_backtrace::h62459bfe6b0f103f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   22:     0x5e8f17ea9ebb - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h1e72f642a352309a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   23:     0x5e8f17e5ad60 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h6fe8f366de591483
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   24:     0x5e8f17e5c8bf - std::panicking::catch_unwind::do_call::hc7d36859b1d94c37
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x5e8f17eae4eb - __rust_try
[INFO] [stdout]   26:     0x5e8f17ea9b19 - std::panicking::catch_unwind::h83e5e57683de43b0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   27:     0x5e8f17ea9b19 - std::panic::catch_unwind::hfadb5701c37196ac
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x5e8f17ea9b19 - std::thread::Builder::spawn_unchecked_::{{closure}}::hbabc207972bb4eb4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   29:     0x5e8f17e8e9de - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1881b1265704651
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x5e8f17f4124f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   31:     0x5e8f17f4124f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   32:     0x7c5cf5f4faa4 - <unknown>
[INFO] [stdout]   33:     0x7c5cf5fdca34 - clone
[INFO] [stdout]   34:                0x0 - <unknown>
[INFO] [stdout] Error: src/client.rs:39: Io(NotFound)
[INFO] [stdout] Caused by:
[INFO] [stdout] Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_listen
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "8a34efb490bf5428274c19a901a52badfa66a4217abe6e027a00d18c52c88e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a34efb490bf5428274c19a901a52badfa66a4217abe6e027a00d18c52c88e23", kill_on_drop: false }`
[INFO] [stdout] 8a34efb490bf5428274c19a901a52badfa66a4217abe6e027a00d18c52c88e23
