[INFO] cloning repository https://github.com/xchg-rax-rax/pop3_server_lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xchg-rax-rax/pop3_server_lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxchg-rax-rax%2Fpop3_server_lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxchg-rax-rax%2Fpop3_server_lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 539a4dab9b4cd50f8a2921a2efdef2787f15fefb
[INFO] checking xchg-rax-rax/pop3_server_lib against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxchg-rax-rax%2Fpop3_server_lib" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xchg-rax-rax/pop3_server_lib
[INFO] finished tweaking git repo https://github.com/xchg-rax-rax/pop3_server_lib
[INFO] tweaked toml for git repo https://github.com/xchg-rax-rax/pop3_server_lib written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xchg-rax-rax/pop3_server_lib on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xchg-rax-rax/pop3_server_lib 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359
[INFO] running `Command { std: "docker" "start" "3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359", 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" "3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359", 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" "3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.14
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]    Compiling native-tls v0.2.13
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking unicode-ident v1.0.16
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking gzip-header v1.0.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking winnow v0.7.2
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]    Compiling llvm_profparser v0.7.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling procfs v0.17.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking ruzstd v0.7.3
[INFO] [stderr]     Checking clap_builder v4.5.29
[INFO] [stderr]    Compiling cargo-tarpaulin v0.32.0
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]     Checking quote v1.0.38
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking quick-xml v0.37.2
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking pop3_server_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking procfs-core v0.17.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn new_session (&self) -> Result<POP3ServerSession, String> {
[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] 47 |     pub fn new_session (&self) -> Result<POP3ServerSession<'_>, String> {
[INFO] [stdout]    |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling libz-sys v1.1.21
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]    Compiling libgit2-sys v0.18.0+1.9.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/49a6044d37d694890450f52ceaceb66277a36b1e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.98/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=eef779f90c73615a -C extra-filename=-8937a57935d5d4cb --out-dir /opt/rustwide/target/debug/build/syn/8937a57935d5d4cb/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/6917781d00b430cf/out -L dependency=/opt/rustwide/target/debug/build/quote/2b75de37f63c0239/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/a3690edd3a41f0e2/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/6917781d00b430cf/out/libproc_macro2-6917781d00b430cf.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/2b75de37f63c0239/out/libquote-2b75de37f63c0239.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/a3690edd3a41f0e2/out/libunicode_ident-a3690edd3a41f0e2.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359", kill_on_drop: false }`
[INFO] [stdout] 3a86c697eb22376c0c34627160c3b54395048d99dc6a13e1dc0527a1de4bb359
