[INFO] cloning repository https://github.com/artemiokost/fc_freezer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/artemiokost/fc_freezer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartemiokost%2Ffc_freezer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartemiokost%2Ffc_freezer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c83d3390f0f5821fc795a8d837c3b24da700f0e2
[INFO] checking artemiokost/fc_freezer/c83d3390f0f5821fc795a8d837c3b24da700f0e2 against ed77b7b8699e342c2dc842c83cb5fe4025252ee8 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartemiokost%2Ffc_freezer" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/artemiokost/fc_freezer
[INFO] finished tweaking git repo https://github.com/artemiokost/fc_freezer
[INFO] tweaked toml for git repo https://github.com/artemiokost/fc_freezer written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/artemiokost/fc_freezer on toolchain ed77b7b8699e342c2dc842c83cb5fe4025252ee8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/artemiokost/fc_freezer 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" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `fc_freezer` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-0-tc1/source/target/.../fc_freezer
[INFO] [stderr]    |                                                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `fc-freezer`, convert `package.name`
[INFO] [stderr]   --> fc_freezer/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "fc_freezer"
[INFO] [stderr]  2 + name = "fc-freezer"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `fc-freezer`, specify `bin.name`
[INFO] [stderr]   --> fc_freezer/Cargo.toml:22:19
[INFO] [stderr]    |
[INFO] [stderr] 22 ~ winres = "0.1.12"
[INFO] [stderr] 23 + [[bin]]
[INFO] [stderr] 24 + name = "fc-freezer"
[INFO] [stderr] 25 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `fc_freezer` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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] ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2
[INFO] running `Command { std: "docker" "start" "ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2", 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" "ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2" "/opt/rustwide/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2", 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" "ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2" "/opt/rustwide/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `fc_freezer` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../fc_freezer
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `fc-freezer`, convert `package.name`
[INFO] [stderr]   --> fc_freezer/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "fc_freezer"
[INFO] [stderr]  2 + name = "fc-freezer"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `fc-freezer`, specify `bin.name`
[INFO] [stderr]   --> fc_freezer/Cargo.toml:22:19
[INFO] [stderr]    |
[INFO] [stderr] 22 ~ winres = "0.1.12"
[INFO] [stderr] 23 + [[bin]]
[INFO] [stderr] 24 + name = "fc-freezer"
[INFO] [stderr] 25 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `fc_freezer` (manifest) generated 1 warning
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]    Compiling rustversion v1.0.23
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]     Checking lru v0.18.1
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking windows-link v0.2.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking line-clipping v0.3.7
[INFO] [stderr]     Checking time v0.3.53
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]     Checking windows-sys v0.61.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking compact_str v0.9.1
[INFO] [stderr]     Checking fc_shared v0.1.0 (/opt/rustwide/workdir/fc_shared)
[INFO] [stderr]     Checking fc_driver v0.1.0 (/opt/rustwide/workdir/fc_driver)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: link kind `raw-dylib` is unstable on ELF platforms
[INFO] [stdout]   --> fc_driver/src/lib.rs:54:34
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[link(name = "ntoskrnl", kind = "raw-dylib")]
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #135694 <https://github.com/rust-lang/rust/issues/135694> for more information
[INFO] [stdout]    = help: add `#![feature(raw_dylib_elf)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-09-14; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fc_driver` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]  --> fc_driver/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn panic(_info: &core::panic::PanicInfo) -> ! { loop {} }
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]   = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/ed77b7b8699e342c2dc842c83cb5fe4025252ee8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-453218b5e9634890.rmeta
[INFO] [stdout]   = note: second definition in the local crate (`fc_driver`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fc_driver` (lib test) due to 1 previous error
[INFO] [stderr] warning: unused dependency `windows-sys`
[INFO] [stderr]  --> fc_shared/Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | windows-sys = { workspace = true, features = ["Win32_Foundation"] }
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `windows-sys`
[INFO] [stderr] warning: `fc_shared` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2", kill_on_drop: false }`
[INFO] [stdout] ab218161f91008a0b5d48ad30c0715fd1e189dd4666f02d163323f41f78563b2
