[INFO] cloning repository https://github.com/kristyanYochev/rusty-pico
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kristyanYochev/rusty-pico" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkristyanYochev%2Frusty-pico", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkristyanYochev%2Frusty-pico'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84084c731e49efb2a652f5b1ecace6513c5e4720
[INFO] testing kristyanYochev/rusty-pico against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkristyanYochev%2Frusty-pico" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/kristyanYochev/rusty-pico
[INFO] finished tweaking git repo https://github.com/kristyanYochev/rusty-pico
[INFO] tweaked toml for git repo https://github.com/kristyanYochev/rusty-pico written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kristyanYochev/rusty-pico on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kristyanYochev/rusty-pico 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.2
[INFO] [stderr]   Downloaded num_enum v0.5.9
[INFO] [stderr]   Downloaded fugit v0.3.6
[INFO] [stderr]   Downloaded crc-any v2.4.3
[INFO] [stderr]   Downloaded rp2040-boot2 v0.2.1
[INFO] [stderr]   Downloaded num_enum_derive v0.5.9
[INFO] [stderr]   Downloaded rp2040-hal v0.7.0
[INFO] [stderr]   Downloaded rp-pico v0.6.0
[INFO] [stderr]   Downloaded rp2040-pac v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7f25a8897965616271a56b48d5bbde2793d872884934839bc956c684e35e9e9
[INFO] running `Command { std: "docker" "start" "-a" "d7f25a8897965616271a56b48d5bbde2793d872884934839bc956c684e35e9e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7f25a8897965616271a56b48d5bbde2793d872884934839bc956c684e35e9e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f25a8897965616271a56b48d5bbde2793d872884934839bc956c684e35e9e9", kill_on_drop: false }`
[INFO] [stdout] d7f25a8897965616271a56b48d5bbde2793d872884934839bc956c684e35e9e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5f4f6abce98c5f84591249e8ab2b7b8ba8eca6200a131f70396e274ae3681ca2
[INFO] running `Command { std: "docker" "start" "-a" "5f4f6abce98c5f84591249e8ab2b7b8ba8eca6200a131f70396e274ae3681ca2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.2
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling debug-helper v0.3.13
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling rp2040-pac v0.4.0
[INFO] [stderr]    Compiling gcd v2.3.0
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling crc-any v2.4.3
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling fugit v0.3.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rp-pico v0.6.0
[INFO] [stderr]    Compiling usb-device v0.2.9
[INFO] [stderr]    Compiling critical-section v1.1.1
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rp2040-boot2 v0.2.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5f4f6abce98c5f84591249e8ab2b7b8ba8eca6200a131f70396e274ae3681ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4f6abce98c5f84591249e8ab2b7b8ba8eca6200a131f70396e274ae3681ca2", kill_on_drop: false }`
[INFO] [stdout] 5f4f6abce98c5f84591249e8ab2b7b8ba8eca6200a131f70396e274ae3681ca2