[INFO] cloning repository https://github.com/libtmux/libtmux-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/libtmux/libtmux-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibtmux%2Flibtmux-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibtmux%2Flibtmux-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a648c0894dfffc9303583f753b6c8ae01f2fe76
[INFO] checking libtmux/libtmux-rs against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibtmux%2Flibtmux-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/libtmux/libtmux-rs
[INFO] finished tweaking git repo https://github.com/libtmux/libtmux-rs
[INFO] tweaked toml for git repo https://github.com/libtmux/libtmux-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/libtmux/libtmux-rs on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/libtmux/libtmux-rs 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/libtmux/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `libtmux` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]  --> crates/libtmux-macros/Cargo.toml:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | readme = "README.md"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `libtmux-macros` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/tmux-workspace/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `tmux-workspace` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/tmux-mcp/Cargo.toml:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `tmux-mcp` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96
[INFO] running `Command { std: "docker" "start" "c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96", 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" "c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96", 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" "c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/libtmux/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `libtmux` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]  --> crates/libtmux-macros/Cargo.toml:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | readme = "README.md"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `libtmux-macros` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/tmux-workspace/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `tmux-workspace` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/tmux-mcp/Cargo.toml:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `tmux-mcp` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]     Checking bytes v1.12.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling ref-cast v1.0.26
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]     Checking tinyvec v1.12.0
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking fastrand v2.5.0
[INFO] [stderr]     Checking num-iter v0.1.46
[INFO] [stderr]     Checking jsonschema-regex v0.49.9
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking data-encoding v2.11.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking either v1.17.0
[INFO] [stderr]     Checking fraction v0.15.4
[INFO] [stderr]     Checking clap_builder v4.6.2
[INFO] [stderr]     Checking thread_local v1.1.10
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]     Checking futures-task v0.3.34
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking caseless v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.20
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]    Compiling rmcp v3.1.2
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking uuid v1.24.0
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking base64 v0.23.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling pastey v0.2.3
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]     Checking toml_writer v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling target-triple v1.0.1
[INFO] [stderr]     Checking criterion-plot v0.6.0
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking clap v4.6.4
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking arraydeque v0.5.1
[INFO] [stderr]     Checking glob v0.3.4
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking hashlink v0.11.1
[INFO] [stderr] error: could not compile `serde_core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/79c0559184f27f4433a6fbc260b950d06d4a4889/bin/rustc --crate-name serde_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.229/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="alloc"' --cfg 'feature="result"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "rc", "result", "std", "unstable"))' -C metadata=d8cdc3de06048041 -C extra-filename=-c00b30f543c46c7d --out-dir /opt/rustwide/target/debug/build/serde_core/c00b30f543c46c7d/out --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies --check-cfg 'cfg(if_docsrs_then_no_serde_core)' --check-cfg 'cfg(no_core_cstr)' --check-cfg 'cfg(no_core_error)' --check-cfg 'cfg(no_core_net)' --check-cfg 'cfg(no_core_num_saturating)' --check-cfg 'cfg(no_diagnostic_namespace)' --check-cfg 'cfg(no_serde_derive)' --check-cfg 'cfg(no_std_atomic)' --check-cfg 'cfg(no_std_atomic64)' --check-cfg 'cfg(no_target_has_atomic)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96", kill_on_drop: false }`
[INFO] [stdout] c977a41f254571506ded52cecf07182c95f28571680ae23e2788308ac628ad96
