[INFO] fetching crate libarc2 0.2.0...
[INFO] testing libarc2-0.2.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate libarc2 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate libarc2 0.2.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libarc2 0.2.0
[INFO] finished tweaking crates.io crate libarc2 0.2.0
[INFO] tweaked toml for crates.io crate libarc2 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v0.4.0
[INFO] [stderr]   Downloaded spin_sleep v1.2.0
[INFO] [stderr]   Downloaded serial_test v0.4.0
[INFO] [stderr]   Downloaded beastlink v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87adf1c1dda8fa7658d94d952be58e74f9c786e7f68e31b713e267eb8b99ba47
[INFO] running `Command { std: "docker" "start" "-a" "87adf1c1dda8fa7658d94d952be58e74f9c786e7f68e31b713e267eb8b99ba47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87adf1c1dda8fa7658d94d952be58e74f9c786e7f68e31b713e267eb8b99ba47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87adf1c1dda8fa7658d94d952be58e74f9c786e7f68e31b713e267eb8b99ba47", kill_on_drop: false }`
[INFO] [stdout] 87adf1c1dda8fa7658d94d952be58e74f9c786e7f68e31b713e267eb8b99ba47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 643c46d165a1baef2df54f07a9e5d52219c9cb5a629a6dddc14a707a8fab9872
[INFO] running `Command { std: "docker" "start" "-a" "643c46d165a1baef2df54f07a9e5d52219c9cb5a629a6dddc14a707a8fab9872", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling beastlink v1.0.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling spin_sleep v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling libarc2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `total_blocks` is never read
[INFO] [stdout]    --> src/memory.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub(crate) struct MemMan {
[INFO] [stdout]     |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 133 |     total_blocks: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]    --> src/memory.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl MemMan {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 159 |     fn next(&self) -> Option<u32> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_indices` is never used
[INFO] [stdout]     --> src/registers.rs:1530:19
[INFO] [stdout]      |
[INFO] [stdout] 1524 | impl DACVoltageMask {
[INFO] [stdout]      | ------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1530 |     pub(crate) fn from_indices(indices: &[usize]) -> Self {
[INFO] [stdout]      |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/instrument.rs:2694:13
[INFO] [stdout]      |
[INFO] [stdout] 2694 |             self.wait_for_flag(&chunk);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 2694 |             let _ = self.wait_for_flag(&chunk);
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "643c46d165a1baef2df54f07a9e5d52219c9cb5a629a6dddc14a707a8fab9872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643c46d165a1baef2df54f07a9e5d52219c9cb5a629a6dddc14a707a8fab9872", kill_on_drop: false }`
[INFO] [stdout] 643c46d165a1baef2df54f07a9e5d52219c9cb5a629a6dddc14a707a8fab9872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4292876d5f8e5ec90aa67bab4f99ca31f9bbebb72816acade0878aa03b9bb663
[INFO] running `Command { std: "docker" "start" "-a" "4292876d5f8e5ec90aa67bab4f99ca31f9bbebb72816acade0878aa03b9bb663", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.7.3
[INFO] [stderr]    Compiling serial_test_derive v0.4.0
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stdout] warning: field `total_blocks` is never read
[INFO] [stdout]    --> src/memory.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub(crate) struct MemMan {
[INFO] [stdout]     |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 133 |     total_blocks: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]    --> src/memory.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl MemMan {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 159 |     fn next(&self) -> Option<u32> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_indices` is never used
[INFO] [stdout]     --> src/registers.rs:1530:19
[INFO] [stdout]      |
[INFO] [stdout] 1524 | impl DACVoltageMask {
[INFO] [stdout]      | ------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1530 |     pub(crate) fn from_indices(indices: &[usize]) -> Self {
[INFO] [stdout]      |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/instrument.rs:2694:13
[INFO] [stdout]      |
[INFO] [stdout] 2694 |             self.wait_for_flag(&chunk);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 2694 |             let _ = self.wait_for_flag(&chunk);
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling serial_test v0.4.0
[INFO] [stderr]    Compiling libarc2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcVz2G1J/symbols.o" "/opt/rustwide/target/debug/deps/hardware-efc8e15ccb306190.hardware.7b0318f1dde3060d-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/hardware-efc8e15ccb306190.2ob0iyvdnusyz593.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-5d722ce3e5d0595e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-76f5006e4e062e57.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-a18ed5fdf4a57b72.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-a14b8d31733ef9e9.rlib" "/opt/rustwide/target/debug/deps/libserial_test-3eff85b50c18a537.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-a7e3a05968abbc56.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-2a9aba20e2d98c98.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-b3ec60113aea24ab.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3ff64d96cc0abddc.rlib" "/opt/rustwide/target/debug/deps/liblock_api-373865dccd591beb.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-09c4803dd9064f52.rlib" "/opt/rustwide/target/debug/deps/liblibarc2-ef93170ed583b98b.rlib" "/opt/rustwide/target/debug/deps/libbitflags-dee6366056ea8fd5.rlib" "/opt/rustwide/target/debug/deps/libbitvec-c89624279200942f.rlib" "/opt/rustwide/target/debug/deps/libwyz-b726162dd0a19d11.rlib" "/opt/rustwide/target/debug/deps/libtap-7dbd5ebfb5dbb281.rlib" "/opt/rustwide/target/debug/deps/libradium-20fa244d1de5eaad.rlib" "/opt/rustwide/target/debug/deps/libfunty-30c39c05628b621d.rlib" "/opt/rustwide/target/debug/deps/libspin_sleep-b8c5781fdab56369.rlib" "/opt/rustwide/target/debug/deps/libthiserror-074e5170fc3a763a.rlib" "/opt/rustwide/target/debug/deps/libbeastlink-fcfcef64e6d988d0.rlib" "/opt/rustwide/target/debug/deps/liblibc-50cf0445600f9cae.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-ebd7b7a869e2b346.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-67076bd63a6ff427.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-66d8041607d2929b.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a57e2388c0aea9b1.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-dcd9be90ae2cb505.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-516789932d161b4e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-1ff34b0cf871cb60.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0c110dd0650d6cb7.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-a6e97aae2681ad8f.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-b93dac2525ec4d1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-ce1d65fb391ae98b.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8933a2fb54d88492.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-306712ebb1ee1a3f.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-349c574f342b0d30.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-65c422a3ad95273d.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-7e6330a6c0cb9441.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-39c59240bfdfab27.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e9d126c51bb8b2bb.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5af394d9b1f07bdc.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-693a8f23970c5917.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13fc9d1ed9c7a2bc.rlib" "-Wl,-Bdynamic" "-lbeastlink-1.0" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/hardware-efc8e15ccb306190" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lbeastlink-1.0: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/memory.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         for i in 0..u32::MAX {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libarc2` (test "hardware") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: associated function `from_indices` is never used
[INFO] [stdout]     --> src/registers.rs:1530:19
[INFO] [stdout]      |
[INFO] [stdout] 1524 | impl DACVoltageMask {
[INFO] [stdout]      | ------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1530 |     pub(crate) fn from_indices(indices: &[usize]) -> Self {
[INFO] [stdout]      |                   ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/memory.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         manager.free_chunk(&mut chunk1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 288 |         let _ = manager.free_chunk(&mut chunk1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/instrument.rs:2694:13
[INFO] [stdout]      |
[INFO] [stdout] 2694 |             self.wait_for_flag(&chunk);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 2694 |             let _ = self.wait_for_flag(&chunk);
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustciN8bRI/symbols.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.libarc2.1f76db3ea2d7990b-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.libarc2.1f76db3ea2d7990b-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.libarc2.1f76db3ea2d7990b-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.libarc2.1f76db3ea2d7990b-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.libarc2.1f76db3ea2d7990b-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.libarc2.1f76db3ea2d7990b-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.libarc2.1f76db3ea2d7990b-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.libarc2.1f76db3ea2d7990b-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812.1fexnbyy22nbkbh2.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-5d722ce3e5d0595e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-76f5006e4e062e57.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-a18ed5fdf4a57b72.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-a14b8d31733ef9e9.rlib" "/opt/rustwide/target/debug/deps/libbitflags-dee6366056ea8fd5.rlib" "/opt/rustwide/target/debug/deps/libbitvec-c89624279200942f.rlib" "/opt/rustwide/target/debug/deps/libwyz-b726162dd0a19d11.rlib" "/opt/rustwide/target/debug/deps/libtap-7dbd5ebfb5dbb281.rlib" "/opt/rustwide/target/debug/deps/libradium-20fa244d1de5eaad.rlib" "/opt/rustwide/target/debug/deps/libfunty-30c39c05628b621d.rlib" "/opt/rustwide/target/debug/deps/libspin_sleep-b8c5781fdab56369.rlib" "/opt/rustwide/target/debug/deps/libthiserror-074e5170fc3a763a.rlib" "/opt/rustwide/target/debug/deps/libbeastlink-fcfcef64e6d988d0.rlib" "/opt/rustwide/target/debug/deps/liblibc-50cf0445600f9cae.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-ebd7b7a869e2b346.rlib" "/opt/rustwide/target/debug/deps/libassert_matches-7f0748675832b4e1.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-67076bd63a6ff427.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-66d8041607d2929b.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a57e2388c0aea9b1.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-dcd9be90ae2cb505.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-516789932d161b4e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-1ff34b0cf871cb60.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0c110dd0650d6cb7.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-a6e97aae2681ad8f.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-b93dac2525ec4d1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-ce1d65fb391ae98b.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8933a2fb54d88492.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-306712ebb1ee1a3f.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-349c574f342b0d30.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-65c422a3ad95273d.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-7e6330a6c0cb9441.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-39c59240bfdfab27.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e9d126c51bb8b2bb.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5af394d9b1f07bdc.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-693a8f23970c5917.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13fc9d1ed9c7a2bc.rlib" "-Wl,-Bdynamic" "-lbeastlink-1.0" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/libarc2-9cf3064b286f0812" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lbeastlink-1.0: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libarc2` (lib test) due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4292876d5f8e5ec90aa67bab4f99ca31f9bbebb72816acade0878aa03b9bb663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4292876d5f8e5ec90aa67bab4f99ca31f9bbebb72816acade0878aa03b9bb663", kill_on_drop: false }`
[INFO] [stdout] 4292876d5f8e5ec90aa67bab4f99ca31f9bbebb72816acade0878aa03b9bb663
