[INFO] fetching crate feather_m0 0.19.2...
[INFO] checking feather_m0-0.19.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate feather_m0 0.19.2 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate feather_m0 0.19.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate feather_m0 0.19.2
[INFO] tweaked toml for crates.io crate feather_m0 0.19.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate feather_m0 0.19.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate feather_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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46851cfee20ae50f9b685d0ebe59463c768ad3f0c538dd041539da1bbe4789f3
[INFO] running `Command { std: "docker" "start" "-a" "46851cfee20ae50f9b685d0ebe59463c768ad3f0c538dd041539da1bbe4789f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46851cfee20ae50f9b685d0ebe59463c768ad3f0c538dd041539da1bbe4789f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46851cfee20ae50f9b685d0ebe59463c768ad3f0c538dd041539da1bbe4789f3", kill_on_drop: false }`
[INFO] [stdout] 46851cfee20ae50f9b685d0ebe59463c768ad3f0c538dd041539da1bbe4789f3
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4508e4e4c7172616d0bc7f558d36cd3cbfae7d5bc209aa39868226c8d7f0678
[INFO] running `Command { std: "docker" "start" "-a" "c4508e4e4c7172616d0bc7f558d36cd3cbfae7d5bc209aa39868226c8d7f0678", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling defmt-macros v1.0.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]    Compiling atsamd21g v0.14.2
[INFO] [stderr]    Compiling defmt v1.0.1
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]     Checking fugit v0.3.7
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]    Compiling cortex-m-semihosting v0.5.0
[INFO] [stderr]     Checking display-interface v0.4.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking sorted-hlist v0.2.0
[INFO] [stderr]    Compiling rtic-monotonics v1.5.0
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]    Compiling panic-probe v0.3.2
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]    Compiling defmt-rtt v0.4.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling embassy-executor v0.6.3
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]    Compiling feather_m0 v0.19.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking display-interface-spi v0.4.1
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]     Checking display-interface-i2c v0.4.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking panic-semihosting v0.6.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking rtic-common v1.1.0
[INFO] [stderr]     Checking usb-device v0.3.2
[INFO] [stderr]     Checking embedded-graphics-core v0.3.3
[INFO] [stderr]     Checking usbd-serial v0.2.2
[INFO] [stderr]     Checking ssd1306 v0.7.1
[INFO] [stderr]     Checking embedded-graphics v0.7.1
[INFO] [stderr]     Checking rtic-time v1.3.0
[INFO] [stderr]     Checking drogue-nom-utils v0.1.0
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]    Compiling defmt-parser v1.0.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling embassy-executor-macros v0.6.2
[INFO] [stderr]     Checking defmt v0.3.100
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling atsamd-hal-macros v0.3.0
[INFO] [stderr]     Checking atsamd-hal v0.22.2
[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: 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: 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: 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: 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 `feather_m0` (example "pwm") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 `feather_m0` (example "blinky_basic") due to 1 previous error
[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: 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: 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 `feather_m0` (example "ssd1306_terminalmode_128x64_spi") due to 1 previous error
[INFO] [stdout] warning: unused imports: `Adc` and `Resolution`
[INFO] [stdout]   --> examples/adc.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |     adc::{Accumulation, Adc, Prescaler, Resolution},
[INFO] [stdout]    |                         ^^^             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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: 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 `feather_m0` (example "sleeping_timer") due to 1 previous error
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> examples/adc.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let res = adc.read(&mut adc_pin);
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feather_m0` (example "uart") due to 1 previous error
[INFO] [stderr] error: could not compile `feather_m0` (example "ssd1306_terminalmode_128x64_i2c") due to 1 previous error
[INFO] [stderr] error: could not compile `feather_m0` (example "sleeping_timer_rtc") due to 1 previous error
[INFO] [stderr] error: could not compile `feather_m0` (example "ssd1306_graphicsmode_128x32_i2c") due to 1 previous error
[INFO] [stderr] error: could not compile `feather_m0` (example "ssd1306_terminalmode_128x32_i2c") due to 1 previous error
[INFO] [stderr] error: could not compile `feather_m0` (example "adc") due to 1 previous error; 2 warnings emitted
[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 `feather_m0` (example "timers") due to 1 previous error
[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: 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 `feather_m0` (example "ssd1306_graphicsmode_128x64_i2c") due to 1 previous error
[INFO] [stderr] error: could not compile `feather_m0` (example "ssd1306_graphicsmode_128x64_spi") due to 1 previous error
[INFO] [stderr] error: could not compile `feather_m0` (example "eic") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c4508e4e4c7172616d0bc7f558d36cd3cbfae7d5bc209aa39868226c8d7f0678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4508e4e4c7172616d0bc7f558d36cd3cbfae7d5bc209aa39868226c8d7f0678", kill_on_drop: false }`
[INFO] [stdout] c4508e4e4c7172616d0bc7f558d36cd3cbfae7d5bc209aa39868226c8d7f0678