[INFO] fetching crate circuit_playground_express 0.12.1...
[INFO] fixing circuit_playground_express-0.12.1 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate circuit_playground_express 0.12.1 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate circuit_playground_express 0.12.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate circuit_playground_express 0.12.1
[INFO] tweaked toml for crates.io crate circuit_playground_express 0.12.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate circuit_playground_express 0.12.1 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate circuit_playground_express 0.12.1 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smart-leds-trait v0.2.1
[INFO] [stderr]   Downloaded usbd-serial v0.2.2
[INFO] [stderr]   Downloaded ws2812-timer-delay v0.3.0
[INFO] [stderr]   Downloaded smart-leds v0.3.0
[INFO] [stderr]   Downloaded rtic-common v1.1.0
[INFO] [stderr]   Downloaded usb-device v0.3.2
[INFO] [stderr]   Downloaded rtic-time v2.0.1
[INFO] [stderr]   Downloaded panic-semihosting v0.6.0
[INFO] [stderr]   Downloaded sorted-hlist v0.2.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.5.0
[INFO] [stderr]   Downloaded rtic-core v1.0.0
[INFO] [stderr]   Downloaded rtic-macros v2.2.0
[INFO] [stderr]   Downloaded rtic-monotonic v1.0.0
[INFO] [stderr]   Downloaded rtic-time v1.3.0
[INFO] [stderr]   Downloaded fugit v0.3.9
[INFO] [stderr]   Downloaded rtic v2.2.0
[INFO] [stderr]   Downloaded atsamd-hal-macros v0.3.0
[INFO] [stderr]   Downloaded rtic-monotonics v1.5.0
[INFO] [stderr]   Downloaded atsamd21g v0.14.2
[INFO] [stderr]   Downloaded atsamd-hal v0.23.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 701589f88263605222b61a9839700249af1a8028fd105b71e520bd21c41fed39
[INFO] running `Command { std: "docker" "start" "701589f88263605222b61a9839700249af1a8028fd105b71e520bd21c41fed39", 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" "701589f88263605222b61a9839700249af1a8028fd105b71e520bd21c41fed39" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "701589f88263605222b61a9839700249af1a8028fd105b71e520bd21c41fed39", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "701589f88263605222b61a9839700249af1a8028fd105b71e520bd21c41fed39" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling portable-atomic v1.13.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling atsamd21g v0.14.2
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.5.0
[INFO] [stderr]     Checking fugit v0.3.9
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking sorted-hlist v0.2.0
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking rgb v0.8.52
[INFO] [stderr]    Compiling rtic-monotonics v1.5.0
[INFO] [stderr]    Compiling circuit_playground_express v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling heapless v0.9.2
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking panic-semihosting v0.6.0
[INFO] [stderr]     Checking smart-leds-trait v0.2.1
[INFO] [stderr]     Checking smart-leds v0.3.0
[INFO] [stderr]     Checking ws2812-timer-delay v0.3.0
[INFO] [stderr]     Checking rtic-common v1.1.0
[INFO] [stderr]     Checking usb-device v0.3.2
[INFO] [stderr]     Checking rtic-time v1.3.0
[INFO] [stderr]     Checking usbd-serial v0.2.2
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling atsamd-hal-macros v0.3.0
[INFO] [stderr]     Checking atsamd-hal v0.23.1
[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 `circuit_playground_express` (example "blinky_basic") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `circuit_playground_express` (example "uart") 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] [stderr] error: could not compile `circuit_playground_express` (example "neopixel_rainbow") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "701589f88263605222b61a9839700249af1a8028fd105b71e520bd21c41fed39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701589f88263605222b61a9839700249af1a8028fd105b71e520bd21c41fed39", kill_on_drop: false }`
[INFO] [stdout] 701589f88263605222b61a9839700249af1a8028fd105b71e520bd21c41fed39
