[INFO] fetching crate drgdfu 0.6.0...
[INFO] checking drgdfu-0.6.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate drgdfu 0.6.0 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate drgdfu 0.6.0
[INFO] finished tweaking crates.io crate drgdfu 0.6.0
[INFO] tweaked toml for crates.io crate drgdfu 0.6.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate drgdfu 0.6.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate drgdfu 0.6.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stderrlog v0.4.3
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.76
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.10
[INFO] [stderr]   Downloaded serde-xml-rs v0.5.1
[INFO] [stderr]   Downloaded bluez-generated v0.2.1
[INFO] [stderr]   Downloaded dbus-tokio v0.7.5
[INFO] [stderr]   Downloaded const-oid v0.9.0
[INFO] [stderr]   Downloaded btleplug v0.9.2
[INFO] [stderr]   Downloaded dbus v0.9.6
[INFO] [stderr]   Downloaded der v0.6.0
[INFO] [stderr]   Downloaded mio-serial v5.0.2
[INFO] [stderr]   Downloaded tokio-serial v5.4.3
[INFO] [stderr]   Downloaded postcard v1.0.2
[INFO] [stderr]   Downloaded riscv v0.7.0
[INFO] [stderr]   Downloaded bluez-async v0.5.5
[INFO] [stderr]   Downloaded cortex-m v0.7.6
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.9
[INFO] [stderr]   Downloaded reqwless v0.1.3
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded embedded-hal-async v0.1.0-alpha.2
[INFO] [stderr]   Downloaded ff v0.12.0
[INFO] [stderr]   Downloaded group v0.12.0
[INFO] [stderr]   Downloaded embedded-tls v0.8.0
[INFO] [stderr]   Downloaded embedded-update v0.8.0
[INFO] [stderr]   Downloaded embedded-nal-async v0.2.0
[INFO] [stderr]   Downloaded embedded-io v0.3.0
[INFO] [stderr]   Downloaded volatile-register v0.2.1
[INFO] [stderr]   Downloaded critical-section v0.2.7
[INFO] [stderr]   Downloaded serialport v4.2.0
[INFO] [stderr]   Downloaded thread_local v0.3.4
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded windows v0.33.0
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a91342f363a9855bbbe03df74a0a3f8d50c09ff4f2a63e97861b7d5fcd27abe
[INFO] running `Command { std: "docker" "start" "-a" "9a91342f363a9855bbbe03df74a0a3f8d50c09ff4f2a63e97861b7d5fcd27abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a91342f363a9855bbbe03df74a0a3f8d50c09ff4f2a63e97861b7d5fcd27abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a91342f363a9855bbbe03df74a0a3f8d50c09ff4f2a63e97861b7d5fcd27abe", kill_on_drop: false }`
[INFO] [stdout] 9a91342f363a9855bbbe03df74a0a3f8d50c09ff4f2a63e97861b7d5fcd27abe
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a86f8de80a0cc5c2f569254b799b359b01b528cba80f02cf2a16e064a712eba
[INFO] running `Command { std: "docker" "start" "-a" "0a86f8de80a0cc5c2f569254b799b359b01b528cba80f02cf2a16e064a712eba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking const-oid v0.9.0
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking digest v0.10.5
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking ff v0.12.0
[INFO] [stderr]     Checking der v0.6.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/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]     Checking hmac v0.12.1
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking polyval v0.5.3
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking hkdf v0.12.3
[INFO] [stderr]     Checking group v0.12.0
[INFO] [stderr]     Checking crypto-bigint v0.4.8
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking ghash v0.4.4
[INFO] [stderr]     Checking ctr v0.8.0
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking aead v0.4.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking no-std-net v0.5.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking httpdate v1.0.2
[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" "0a86f8de80a0cc5c2f569254b799b359b01b528cba80f02cf2a16e064a712eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a86f8de80a0cc5c2f569254b799b359b01b528cba80f02cf2a16e064a712eba", kill_on_drop: false }`
[INFO] [stdout] 0a86f8de80a0cc5c2f569254b799b359b01b528cba80f02cf2a16e064a712eba