[INFO] cloning repository https://github.com/lanl/nfs-utility-suite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lanl/nfs-utility-suite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flanl%2Fnfs-utility-suite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flanl%2Fnfs-utility-suite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fa24658bf8acc8ea4dc28513f6da79132d17295
[INFO] checking lanl/nfs-utility-suite against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flanl%2Fnfs-utility-suite" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lanl/nfs-utility-suite
[INFO] finished tweaking git repo https://github.com/lanl/nfs-utility-suite
[INFO] tweaked toml for git repo https://github.com/lanl/nfs-utility-suite written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lanl/nfs-utility-suite on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lanl/nfs-utility-suite 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: benches/zcopy/Cargo.toml: unused manifest key: bench.0.debug
[INFO] [stderr] warning: `bench` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193
[INFO] running `Command { std: "docker" "start" "bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: benches/zcopy/Cargo.toml: unused manifest key: bench.0.debug
[INFO] [stderr] warning: `bench` (manifest) generated 1 warning
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]     Checking xdr_lib v0.1.0 (/opt/rustwide/workdir/xdr_lib)
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]     Checking clap_builder v4.6.5
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]     Checking jiff-core v0.1.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling erased-serde v0.4.10
[INFO] [stderr]    Compiling io-uring v0.7.13
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling cc v1.4.0
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]     Checking either v1.17.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking jiff v0.2.35
[INFO] [stderr]     Checking regex-automata v0.4.16
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]     Checking criterion-plot v0.8.2
[INFO] [stderr]    Compiling clap_derive v4.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking env_filter v2.0.0
[INFO] [stderr]     Checking env_logger v0.11.11
[INFO] [stderr]    Compiling clap v4.6.5
[INFO] [stderr]     Checking xdr_codegen v0.1.0 (/opt/rustwide/workdir/xdr_codegen)
[INFO] [stderr]    Compiling zerocopy-derive v0.8.55
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]    Compiling rpc_protocol v0.1.0 (/opt/rustwide/workdir/rpc_protocol)
[INFO] [stderr]    Compiling rpcbind v0.1.0 (/opt/rustwide/workdir/rpcbind)
[INFO] [stderr]    Compiling nfs3 v0.1.0 (/opt/rustwide/workdir/nfs3)
[INFO] [stderr]    Compiling test_zcopy v0.1.0 (/opt/rustwide/workdir/tests/zcopy)
[INFO] [stderr]    Compiling test_no_alloc v0.1.0 (/opt/rustwide/workdir/tests/no_alloc)
[INFO] [stderr]    Compiling bench v0.1.0 (/opt/rustwide/workdir/benches/zcopy)
[INFO] [stderr]    Compiling test_alloc v0.1.0 (/opt/rustwide/workdir/tests/alloc)
[INFO] [stdout] error: useless conversion to the same type: `String`
[INFO] [stdout]    --> tests/zcopy/tests/optional.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 125 |             dirpath: format!("test_{i}").into(),
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `String`
[INFO] [stdout]    --> tests/zcopy/tests/optional.rs:130:23
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 name: format!("group_{j}").into(),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `test_zcopy` (test "optional") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: value assigned to `inner` is never read
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/test_alloc/dfa8d8baee7375f9/out/unions.rs:766:37
[INFO] [stdout]     |
[INFO] [stdout] 766 |                       let mut inner = None;
[INFO] [stdout]     |                                       ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 769 | /                     inner = match optional_follows {
[INFO] [stdout] 770 | |                         0 => None,
[INFO] [stdout] 771 | |                         _ => {
[INFO] [stdout] 772 | |                             let mut new = 0;
[INFO] [stdout] ...   |
[INFO] [stdout] 776 | |                     };
[INFO] [stdout]     | |_____________________- `inner` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193", kill_on_drop: false }`
[INFO] [stdout] bdda877936b2a0e81de8dc10383e78f92d567d2b2f064d9342b57f8744177193
