[INFO] fetching crate neobirth 0.1.1...
[INFO] checking neobirth-0.1.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate neobirth 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate neobirth 0.1.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate neobirth 0.1.1
[INFO] finished tweaking crates.io crate neobirth 0.1.1
[INFO] tweaked toml for crates.io crate neobirth 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to latest compatible versions
[INFO] [stderr]       Adding aligned v0.2.0 (available: v0.4.2)
[INFO] [stderr]       Adding aligned v0.3.5 (available: v0.4.2)
[INFO] [stderr]       Adding as-slice v0.1.5 (available: v0.2.1)
[INFO] [stderr]       Adding atsamd-hal v0.4.1 (available: v0.17.0)
[INFO] [stderr]       Adding atsamd51g19a v0.4.0 (available: v0.7.1)
[INFO] [stderr]       Adding bare-metal v0.2.5 (available: v1.0.0)
[INFO] [stderr]       Adding bitfield v0.13.2 (available: v0.17.0)
[INFO] [stderr]       Adding cortex-m v0.5.11 (available: v0.7.7)
[INFO] [stderr]       Adding cortex-m v0.6.7 (available: v0.7.7)
[INFO] [stderr]       Adding cortex-m-rt v0.6.15 (available: v0.7.3)
[INFO] [stderr]       Adding cortex-m-rt-macros v0.6.15 (available: v0.7.0)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.11.2 (available: v1.1.0)
[INFO] [stderr]       Adding generic-array v0.12.4 (available: v1.1.0)
[INFO] [stderr]       Adding generic-array v0.13.3 (available: v1.1.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding hash32 v0.1.1 (available: v0.3.1)
[INFO] [stderr]       Adding heapless v0.4.4 (available: v0.8.0)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] [stderr]       Adding paste v0.1.18 (available: v1.0.15)
[INFO] [stderr]       Adding r0 v0.2.2 (available: v1.0.0)
[INFO] [stderr]       Adding rustc_version v0.2.3 (available: v0.4.1)
[INFO] [stderr]       Adding semver v0.9.0 (available: v1.0.23)
[INFO] [stderr]       Adding semver-parser v0.7.0 (available: v0.10.2)
[INFO] [stderr]       Adding smart-leds v0.1.0 (available: v0.4.0)
[INFO] [stderr]       Adding smart-leds-trait v0.1.1 (available: v0.3.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding synstructure v0.12.6 (available: v0.13.1)
[INFO] [stderr]       Adding trellis_m4 v0.1.2 (available: v0.10.0)
[INFO] [stderr]       Adding ws2812-timer-delay v0.1.0 (available: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atsamd-hal v0.4.1
[INFO] [stderr]   Downloaded heapless v0.4.4
[INFO] [stderr]   Downloaded generic-array v0.11.2
[INFO] [stderr]   Downloaded atsamd51g19a v0.4.0
[INFO] [stderr]   Downloaded smart-leds v0.1.0
[INFO] [stderr]   Downloaded ws2812-timer-delay v0.1.0
[INFO] [stderr]   Downloaded smart-leds-trait v0.1.1
[INFO] [stderr]   Downloaded purezen v0.0.2
[INFO] [stderr]   Downloaded trellis_m4 v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 849495284ecf5546bb54be06435ccff55af2a9778ee7e0599b6eccaef370ea07
[INFO] running `Command { std: "docker" "start" "-a" "849495284ecf5546bb54be06435ccff55af2a9778ee7e0599b6eccaef370ea07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "849495284ecf5546bb54be06435ccff55af2a9778ee7e0599b6eccaef370ea07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849495284ecf5546bb54be06435ccff55af2a9778ee7e0599b6eccaef370ea07", kill_on_drop: false }`
[INFO] [stdout] 849495284ecf5546bb54be06435ccff55af2a9778ee7e0599b6eccaef370ea07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03a586418a1ff8cbcd3caff4ed2cdc9fb2ead3501182edcfc9028e02443df133
[INFO] running `Command { std: "docker" "start" "-a" "03a586418a1ff8cbcd3caff4ed2cdc9fb2ead3501182edcfc9028e02443df133", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking typenum v1.17.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.5.11
[INFO] [stderr]     Checking bytemuck v1.18.0
[INFO] [stderr]    Compiling atsamd51g19a v0.4.0
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling heapless v0.4.4
[INFO] [stderr]     Checking rgb v0.8.50
[INFO] [stderr]    Compiling trellis_m4 v0.1.2
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.11.2
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking smart-leds-trait v0.1.1
[INFO] [stderr]     Checking smart-leds v0.1.0
[INFO] [stderr]     Checking ws2812-timer-delay v0.1.0
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]     Checking purezen v0.0.2
[INFO] [stderr]     Checking atsamd-hal v0.4.1
[INFO] [stderr]     Checking neobirth v0.1.1 (/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] [stdout] error[E0152]: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_halt` (which `neobirth` depends on)
[INFO] [stdout]   = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-31dea0fd2ffc5bc7.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/f609b7e0586f81fefb3523e3e17adf779ac416be/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e0ee872a6f64065a.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neobirth` (bin "neobirth") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `neobirth` (bin "neobirth" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "03a586418a1ff8cbcd3caff4ed2cdc9fb2ead3501182edcfc9028e02443df133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03a586418a1ff8cbcd3caff4ed2cdc9fb2ead3501182edcfc9028e02443df133", kill_on_drop: false }`
[INFO] [stdout] 03a586418a1ff8cbcd3caff4ed2cdc9fb2ead3501182edcfc9028e02443df133