[INFO] fetching crate rtic-sync 1.4.0...
[INFO] testing rtic-sync-1.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rtic-sync 1.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rtic-sync 1.4.0
[INFO] finished tweaking crates.io crate rtic-sync 1.4.0
[INFO] tweaked toml for crates.io crate rtic-sync 1.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtic-sync 1.4.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rtic-sync 1.4.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b403fa45951c81b48077f5cf2684446d6a0503875eba4cf11bebab5546bb475
[INFO] running `Command { std: "docker" "start" "-a" "6b403fa45951c81b48077f5cf2684446d6a0503875eba4cf11bebab5546bb475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b403fa45951c81b48077f5cf2684446d6a0503875eba4cf11bebab5546bb475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b403fa45951c81b48077f5cf2684446d6a0503875eba4cf11bebab5546bb475", kill_on_drop: false }`
[INFO] [stdout] 6b403fa45951c81b48077f5cf2684446d6a0503875eba4cf11bebab5546bb475
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8acc98c990d8a09d506f185c5ef39d18a65745cdc26a89661d7f37143aa3b6d
[INFO] running `Command { std: "docker" "start" "-a" "a8acc98c990d8a09d506f185c5ef39d18a65745cdc26a89661d7f37143aa3b6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling embedded-hal-bus v0.3.0
[INFO] [stderr]    Compiling rtic-common v1.1.0
[INFO] [stderr]    Compiling rtic-sync v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/signal.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn split(&self) -> (SignalWriter<T>, SignalReader<T>) {
[INFO] [stdout]    |                  ^^^^^      ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |          |
[INFO] [stdout]    |                  |          the same lifetime is hidden here
[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] 51 |     pub fn split(&self) -> (SignalWriter<'_, T>, SignalReader<'_, T>) {
[INFO] [stdout]    |                                          +++                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "a8acc98c990d8a09d506f185c5ef39d18a65745cdc26a89661d7f37143aa3b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8acc98c990d8a09d506f185c5ef39d18a65745cdc26a89661d7f37143aa3b6d", kill_on_drop: false }`
[INFO] [stdout] a8acc98c990d8a09d506f185c5ef39d18a65745cdc26a89661d7f37143aa3b6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c2d32502b34b28a31bf48cbb43a24eb8f80d3de5fa6c7f3727c946f647c1ef7
[INFO] running `Command { std: "docker" "start" "-a" "8c2d32502b34b28a31bf48cbb43a24eb8f80d3de5fa6c7f3727c946f647c1ef7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]    Compiling cassette v0.3.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling rtic-common v1.1.0
[INFO] [stderr]    Compiling static_cell v2.1.0
[INFO] [stderr]    Compiling syn v2.0.83
[INFO] [stderr]    Compiling rtic-sync v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/signal.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn split(&self) -> (SignalWriter<T>, SignalReader<T>) {
[INFO] [stdout]    |                  ^^^^^      ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |          |
[INFO] [stdout]    |                  |          the same lifetime is hidden here
[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] 51 |     pub fn split(&self) -> (SignalWriter<'_, T>, SignalReader<'_, T>) {
[INFO] [stdout]    |                                          +++                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/signal.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn split(&self) -> (SignalWriter<T>, SignalReader<T>) {
[INFO] [stdout]    |                  ^^^^^      ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |          |
[INFO] [stdout]    |                  |          the same lifetime is hidden here
[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] 51 |     pub fn split(&self) -> (SignalWriter<'_, T>, SignalReader<'_, T>) {
[INFO] [stdout]    |                                          +++                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustc8xKr14/symbols.o" "<11 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libtokio-33134c0b1e1cbe67,libpin_project_lite-e591be24d8b8b3c6,libstatic_cell-7310239f8c5203ec,libcassette-0e4a1c63b1626477,libheapless-1ff1876eef85036d,libhash32-00aa6dbbbc96b93a,libbyteorder-9f6ac6743e38a88c,libembedded_hal_bus-32100001cd002ec5,libembedded_hal_async-8646c9e690cd2d3c,libembedded_hal-e2c075ad3782faf1,librtic_common-d5f91614d2bf3cc6,libcritical_section-fb1ca78526e87a67,libportable_atomic-722719e317956593}.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" "/tmp/rustc8xKr14/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/rtic_sync-fb1e22509e24747f" "-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: _critical_section_1_0_acquire
[INFO] [stdout]           >>> referenced by lib.rs:202 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/critical-section-1.2.0/src/lib.rs:202)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/rtic_sync-fb1e22509e24747f.rtic_sync.efab6d1a64413274-cgu.04.rcgu.o:(critical_section::with::h02a33ca6bda9949f)
[INFO] [stdout]           >>> referenced by lib.rs:202 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/critical-section-1.2.0/src/lib.rs:202)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/rtic_sync-fb1e22509e24747f.rtic_sync.efab6d1a64413274-cgu.04.rcgu.o:(critical_section::with::h05f86bb1bdcfea7e)
[INFO] [stdout]           >>> referenced by lib.rs:202 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/critical-section-1.2.0/src/lib.rs:202)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/rtic_sync-fb1e22509e24747f.rtic_sync.efab6d1a64413274-cgu.04.rcgu.o:(critical_section::with::h0615756f5ee45176)
[INFO] [stdout]           >>> referenced 71 more times
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: _critical_section_1_0_release
[INFO] [stdout]           >>> referenced by lib.rs:219 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/critical-section-1.2.0/src/lib.rs:219)
[INFO] [stdout]           >>>               rtic_common-d5f91614d2bf3cc6.rtic_common.8d9196d772251652-cgu.0.rcgu.o:(core::ptr::drop_in_place$LT$critical_section..with..Guard$GT$::h16c11c9c4a7ee7cf) in archive /opt/rustwide/target/debug/deps/librtic_common-d5f91614d2bf3cc6.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rtic-sync` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "8c2d32502b34b28a31bf48cbb43a24eb8f80d3de5fa6c7f3727c946f647c1ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2d32502b34b28a31bf48cbb43a24eb8f80d3de5fa6c7f3727c946f647c1ef7", kill_on_drop: false }`
[INFO] [stdout] 8c2d32502b34b28a31bf48cbb43a24eb8f80d3de5fa6c7f3727c946f647c1ef7
