[INFO] fetching crate metro_m0 0.19.2...
[INFO] testing metro_m0-0.19.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate metro_m0 0.19.2 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate metro_m0 0.19.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate metro_m0 0.19.2
[INFO] tweaked toml for crates.io crate metro_m0 0.19.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate metro_m0 0.19.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate metro_m0 0.19.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded usbd-serial v0.2.2
[INFO] [stderr]   Downloaded hash32 v0.3.1
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded embedded-io v0.6.1
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded critical-section v1.2.0
[INFO] [stderr]   Downloaded usb-device v0.3.2
[INFO] [stderr]   Downloaded phf_codegen v0.11.3
[INFO] [stderr]   Downloaded phf v0.11.3
[INFO] [stderr]   Downloaded rtic-common v1.1.0
[INFO] [stderr]   Downloaded atsamd-hal-macros v0.3.0
[INFO] [stderr]   Downloaded siphasher v1.0.1
[INFO] [stderr]   Downloaded embedded-hal-nb v1.0.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.17
[INFO] [stderr]   Downloaded typenum v1.18.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.5
[INFO] [stderr]   Downloaded syn v1.0.109
[INFO] [stderr]   Downloaded indexmap v2.10.0
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.5
[INFO] [stderr]   Downloaded atsamd-hal v0.22.2
[INFO] [stderr]   Downloaded cipher v0.3.0
[INFO] [stderr]   Downloaded embassy-sync v0.6.2
[INFO] [stderr]   Downloaded aes v0.7.5
[INFO] [stderr]   Downloaded atsamd21g v0.14.2
[INFO] [stderr]   Downloaded embedded-hal v1.0.0
[INFO] [stderr]   Downloaded hashbrown v0.15.4
[INFO] [stderr]   Downloaded embedded-hal-async v1.0.0
[INFO] [stderr]   Downloaded fugit v0.3.7
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded cortex-m v0.7.7
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded heapless v0.8.0
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.11
[INFO] [stderr]   Downloaded gcd v2.3.0
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded embedded-io-async v0.6.1
[INFO] [stderr]   Downloaded jlink_rtt v0.2.0
[INFO] [stderr]   Downloaded modular-bitfield-impl v0.11.2
[INFO] [stderr]   Downloaded modular-bitfield v0.11.2
[INFO] [stderr]   Downloaded opaque-debug v0.3.1
[INFO] [stderr]   Downloaded rtic-monotonic v1.0.0
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded rtic-time v2.0.1
[INFO] [stderr]   Downloaded sorted-hlist v0.2.0
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.7
[INFO] [stderr]   Downloaded panic-semihosting v0.5.6
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded rtic-core v1.0.0
[INFO] [stderr]   Downloaded rtic-macros v2.2.0
[INFO] [stderr]   Downloaded rtic v2.2.0
[INFO] [stderr]   Downloaded phf_generator v0.11.3
[INFO] [stderr]   Downloaded phf_shared v0.11.3
[INFO] [stderr]   Downloaded serde_yaml v0.9.34+deprecated
[INFO] [stderr]   Downloaded autocfg v1.5.0
[INFO] [stderr]   Downloaded seq-macro v0.3.6
[INFO] [stderr]   Downloaded equivalent v1.0.2
[INFO] [stderr]   Downloaded proc-macro-error-attr2 v2.0.0
[INFO] [stderr]   Downloaded proc-macro-error2 v2.0.1
[INFO] [stderr]   Downloaded portable-atomic v1.11.1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff4075a27e32ad2e678f1e9969014a50018c4c55874d34574c200ff69977cc33
[INFO] running `Command { std: "docker" "start" "-a" "ff4075a27e32ad2e678f1e9969014a50018c4c55874d34574c200ff69977cc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff4075a27e32ad2e678f1e9969014a50018c4c55874d34574c200ff69977cc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff4075a27e32ad2e678f1e9969014a50018c4c55874d34574c200ff69977cc33", kill_on_drop: false }`
[INFO] [stdout] ff4075a27e32ad2e678f1e9969014a50018c4c55874d34574c200ff69977cc33
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce43de426a3cc1603b66a50eb8e73dd5d1ad562376c125dad6e83c99f91c9e53
[INFO] running `Command { std: "docker" "start" "-a" "ce43de426a3cc1603b66a50eb8e73dd5d1ad562376c125dad6e83c99f91c9e53", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling atsamd21g v0.14.2
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling gcd v2.3.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling metro_m0 v0.19.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling fugit v0.3.7
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling embedded-hal-nb v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling sorted-hlist v0.2.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling atsamd-hal-macros v0.3.0
[INFO] [stderr]    Compiling atsamd-hal v0.22.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.81s
[INFO] running `Command { std: "docker" "inspect" "ce43de426a3cc1603b66a50eb8e73dd5d1ad562376c125dad6e83c99f91c9e53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce43de426a3cc1603b66a50eb8e73dd5d1ad562376c125dad6e83c99f91c9e53", kill_on_drop: false }`
[INFO] [stdout] ce43de426a3cc1603b66a50eb8e73dd5d1ad562376c125dad6e83c99f91c9e53
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba0850e0f64cd7bedfb698c87c2b3d1fb63f98e41615d8a2bcc6f80957600cd3
[INFO] running `Command { std: "docker" "start" "-a" "ba0850e0f64cd7bedfb698c87c2b3d1fb63f98e41615d8a2bcc6f80957600cd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling panic-semihosting v0.5.6
[INFO] [stderr]    Compiling usb-device v0.3.2
[INFO] [stderr]    Compiling usbd-serial v0.2.2
[INFO] [stderr]    Compiling metro_m0 v0.19.2 (/opt/rustwide/workdir)
[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] [stderr] error: could not compile `metro_m0` (example "blinky_basic") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ba0850e0f64cd7bedfb698c87c2b3d1fb63f98e41615d8a2bcc6f80957600cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0850e0f64cd7bedfb698c87c2b3d1fb63f98e41615d8a2bcc6f80957600cd3", kill_on_drop: false }`
[INFO] [stdout] ba0850e0f64cd7bedfb698c87c2b3d1fb63f98e41615d8a2bcc6f80957600cd3
