[INFO] fetching crate oversee 0.2.8...
[INFO] testing oversee-0.2.8 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate oversee 0.2.8 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate oversee 0.2.8
[INFO] finished tweaking crates.io crate oversee 0.2.8
[INFO] tweaked toml for crates.io crate oversee 0.2.8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oversee 0.2.8 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate oversee 0.2.8 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de3df3f8618540834dc83f64ab0799333869e25b4d1585a29343eef290aad59d
[INFO] running `Command { std: "docker" "start" "-a" "de3df3f8618540834dc83f64ab0799333869e25b4d1585a29343eef290aad59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de3df3f8618540834dc83f64ab0799333869e25b4d1585a29343eef290aad59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de3df3f8618540834dc83f64ab0799333869e25b4d1585a29343eef290aad59d", kill_on_drop: false }`
[INFO] [stdout] de3df3f8618540834dc83f64ab0799333869e25b4d1585a29343eef290aad59d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4b6dbd83b9d96baddf3f82a358aedf589728eb69744cdc11ded4d0a4d65b58e
[INFO] running `Command { std: "docker" "start" "-a" "d4b6dbd83b9d96baddf3f82a358aedf589728eb69744cdc11ded4d0a4d65b58e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling instability v0.3.9
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling sysinfo v0.32.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling ratatui v0.29.0
[INFO] [stderr]    Compiling oversee v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ffi::CStr`
[INFO] [stdout]  --> src/process.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ffi::CStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/process.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustc8wzFCF/symbols.o" "<17 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libsysinfo-c1877b4aaa0f206f,libmemchr-00551d7dcf71ae3d,librayon-67a2d24f50935c1d,librayon_core-50241ec5d763501f,libcrossbeam_deque-1e596f85d25cbf0f,libcrossbeam_epoch-21559997a8cf7ba9,libcrossbeam_utils-d120373eaebf0872,libratatui-b7c1eec1a634c5ba,libtime-05829aaf7c5393e7,libnum_threads-238319798a8b2281,libtime_core-663fa60dd0ce237c,libnum_conv-910404deaa80eaa9,libderanged-7381abb56f057d0b,libpowerfmt-dcf4c7392d25d790,libunicode_truncate-efb344fcade28f19,libunicode_width-4f088c2c392af6be,liblru-41f22f5922b36d46,libhashbrown-ab728be833e5a4e2,libfoldhash-7e366b41c3133c29,libequivalent-2f5434284319e1e1,liballocator_api2-843585b74aa2631f,libitertools-1e0056997c3d0872,libeither-415b250dd7beb7ac,libcassowary-76b58fcdcb11d2e8,libcompact_str-aa00928a3e34cfdd,libryu-b4971a7af0446da6,libitoa-ba08b808be5ac239,libstatic_assertions-95336585f0b7f57d,libcastaway-64e1a177ee58c300,libunicode_segmentation-199dfca739cb0090,libunicode_width-8906f12a608a28d1,libstrum-0b925b615b892569,libcrossterm-9d9404b1c9e70765,librustix-233b0ae36b6a701a,liblinux_raw_sys-13997ef84976b16e,libbitflags-f70e590b0cf8b0eb,libparking_lot-6109ce63f3b25582,libparking_lot_core-0fc7968b683e49a4,libcfg_if-b8160e940c54d589,libsmallvec-f1edee636e9ac88b,liblock_api-50f3abc6222881ec,libscopeguard-96105b3e6a714ed4,libsignal_hook_mio-d95719358f3250c3,libsignal_hook-1bf501ca431e44e5,libsignal_hook_registry-4845df90979861eb,libmio-f5f226337faaa247,liblibc-902acea8216992a8,liblog-502297c6046783f9}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustc8wzFCF/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/oversee-751cc70ee35eb7bb" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: sysctlbyname
[INFO] [stdout]           >>> referenced by memory.rs:24 (src/memory.rs:24)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/oversee-751cc70ee35eb7bb.oversee.4061b9bb27024002-cgu.06.rcgu.o:(oversee::memory::get_macos_memory_pressure_level::h585a2703127f7fcd)
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oversee` (bin "oversee") due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d4b6dbd83b9d96baddf3f82a358aedf589728eb69744cdc11ded4d0a4d65b58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b6dbd83b9d96baddf3f82a358aedf589728eb69744cdc11ded4d0a4d65b58e", kill_on_drop: false }`
[INFO] [stdout] d4b6dbd83b9d96baddf3f82a358aedf589728eb69744cdc11ded4d0a4d65b58e
