[INFO] fetching crate bl702-hal 0.0.3...
[INFO] checking bl702-hal-0.0.3 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate bl702-hal 0.0.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bl702-hal 0.0.3 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate bl702-hal 0.0.3
[INFO] finished tweaking crates.io crate bl702-hal 0.0.3
[INFO] tweaked toml for crates.io crate bl702-hal 0.0.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate bl702-hal 0.0.3 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" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57326680a51d66e9e858a565c029add1f59168fb2efe2c463453cfa218ae94c7
[INFO] running `Command { std: "docker" "start" "-a" "57326680a51d66e9e858a565c029add1f59168fb2efe2c463453cfa218ae94c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57326680a51d66e9e858a565c029add1f59168fb2efe2c463453cfa218ae94c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57326680a51d66e9e858a565c029add1f59168fb2efe2c463453cfa218ae94c7", kill_on_drop: false }`
[INFO] [stdout] 57326680a51d66e9e858a565c029add1f59168fb2efe2c463453cfa218ae94c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aeb03bd874bdc8567125b92dc3950d916d05602a4951f8c4da72ee40b124b5f
[INFO] running `Command { std: "docker" "start" "-a" "0aeb03bd874bdc8567125b92dc3950d916d05602a4951f8c4da72ee40b124b5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling riscv v0.8.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.5
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.46/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" "0aeb03bd874bdc8567125b92dc3950d916d05602a4951f8c4da72ee40b124b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aeb03bd874bdc8567125b92dc3950d916d05602a4951f8c4da72ee40b124b5f", kill_on_drop: false }`
[INFO] [stdout] 0aeb03bd874bdc8567125b92dc3950d916d05602a4951f8c4da72ee40b124b5f
