[INFO] cloning repository https://github.com/yumi0n1p1/atsamd21
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yumi0n1p1/atsamd21" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyumi0n1p1%2Fatsamd21", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyumi0n1p1%2Fatsamd21'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b4be5c133bac678a43b4359d8259e98cc904bc0
[INFO] checking yumi0n1p1/atsamd21 against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyumi0n1p1%2Fatsamd21" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/yumi0n1p1/atsamd21
[INFO] finished tweaking git repo https://github.com/yumi0n1p1/atsamd21
[INFO] tweaked toml for git repo https://github.com/yumi0n1p1/atsamd21 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yumi0n1p1/atsamd21 on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yumi0n1p1/atsamd21 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" "+011c518242557d21690f7936b5812318dc2fec47" "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 panic-halt v0.2.0
[INFO] [stderr]   Downloaded atsamd-hal-macros v0.2.3
[INFO] [stderr]   Downloaded feather_m0 v0.18.1
[INFO] [stderr]   Downloaded atsamd-hal v0.21.0
[INFO] [stderr]   Downloaded atsamd21g v0.14.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b
[INFO] running `Command { std: "docker" "start" "a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b", 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" "a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b", 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=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling atsamd21g v0.14.1
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling feather_m0 v0.18.1
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]     Checking fugit v0.3.7
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling atsamd-hal-macros v0.2.3
[INFO] [stderr]     Checking atsamd-hal v0.21.0
[INFO] [stderr]     Checking feather-m0-playground v0.1.0 (/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 `feather_m0_playground` depends on)
[INFO] [stdout]   = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-b09f8ab056e64272.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/011c518242557d21690f7936b5812318dc2fec47/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c205895a4d5ddcd1.rmeta
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feather-m0-playground` (bin "feather-m0-playground") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `feather-m0-playground` (bin "feather-m0-playground" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b", kill_on_drop: false }`
[INFO] [stdout] a7e2ced8dd9cfa0688289f7ddd96e55a68cdf5995908af95b79a1e3b8698842b
