[INFO] fetching crate ch569-hal 0.0.1...
[INFO] checking ch569-hal-0.0.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate ch569-hal 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ch569-hal 0.0.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ch569-hal 0.0.1
[INFO] finished tweaking crates.io crate ch569-hal 0.0.1
[INFO] tweaked toml for crates.io crate ch569-hal 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate ch569-hal 0.0.1 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded riscv v0.8.0
[INFO] [stderr]   Downloaded riscv-rt v0.9.0
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded riscv-rt-macros v0.2.0
[INFO] [stderr]   Downloaded riscv v0.9.0
[INFO] [stderr]   Downloaded critical-section v1.1.1
[INFO] [stderr]   Downloaded ch569-pac v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 809d59a5d9951b5563303ed6b1ea1631b77b4d7779aa9d832a86e8d8ce42684e
[INFO] running `Command { std: "docker" "start" "-a" "809d59a5d9951b5563303ed6b1ea1631b77b4d7779aa9d832a86e8d8ce42684e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "809d59a5d9951b5563303ed6b1ea1631b77b4d7779aa9d832a86e8d8ce42684e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809d59a5d9951b5563303ed6b1ea1631b77b4d7779aa9d832a86e8d8ce42684e", kill_on_drop: false }`
[INFO] [stdout] 809d59a5d9951b5563303ed6b1ea1631b77b4d7779aa9d832a86e8d8ce42684e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32a4b852ae0c4187ce9c08b0d34c59fb98dd3948ffeac0dc6fbfdfc1434b3bca
[INFO] running `Command { std: "docker" "start" "-a" "32a4b852ae0c4187ce9c08b0d34c59fb98dd3948ffeac0dc6fbfdfc1434b3bca", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling riscv v0.8.0
[INFO] [stderr]    Compiling riscv v0.9.0
[INFO] [stderr]    Compiling ch569-pac v0.1.0
[INFO] [stderr]    Compiling ch569-hal v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 aho-corasick v0.7.19
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "32a4b852ae0c4187ce9c08b0d34c59fb98dd3948ffeac0dc6fbfdfc1434b3bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32a4b852ae0c4187ce9c08b0d34c59fb98dd3948ffeac0dc6fbfdfc1434b3bca", kill_on_drop: false }`
[INFO] [stdout] 32a4b852ae0c4187ce9c08b0d34c59fb98dd3948ffeac0dc6fbfdfc1434b3bca
[INFO] checking ch569-hal-0.0.1 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate ch569-hal 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ch569-hal 0.0.1 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ch569-hal 0.0.1
[INFO] finished tweaking crates.io crate ch569-hal 0.0.1
[INFO] tweaked toml for crates.io crate ch569-hal 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate ch569-hal 0.0.1 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac47d342830512f26a0b88ab9c66127f9982fd46165431e6e0866f1b990fb6a4
[INFO] running `Command { std: "docker" "start" "-a" "ac47d342830512f26a0b88ab9c66127f9982fd46165431e6e0866f1b990fb6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac47d342830512f26a0b88ab9c66127f9982fd46165431e6e0866f1b990fb6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac47d342830512f26a0b88ab9c66127f9982fd46165431e6e0866f1b990fb6a4", kill_on_drop: false }`
[INFO] [stdout] ac47d342830512f26a0b88ab9c66127f9982fd46165431e6e0866f1b990fb6a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e390dec8e5b27e29b49d8c27e80903b038ab9d98c8f115b0fcd319bd4dda5fa
[INFO] running `Command { std: "docker" "start" "-a" "1e390dec8e5b27e29b49d8c27e80903b038ab9d98c8f115b0fcd319bd4dda5fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling riscv v0.9.0
[INFO] [stderr]    Compiling riscv v0.8.0
[INFO] [stderr]    Compiling ch569-pac v0.1.0
[INFO] [stderr]    Compiling ch569-hal v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 aho-corasick v0.7.19
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1e390dec8e5b27e29b49d8c27e80903b038ab9d98c8f115b0fcd319bd4dda5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e390dec8e5b27e29b49d8c27e80903b038ab9d98c8f115b0fcd319bd4dda5fa", kill_on_drop: false }`
[INFO] [stdout] 1e390dec8e5b27e29b49d8c27e80903b038ab9d98c8f115b0fcd319bd4dda5fa
