[INFO] fetching crate rust-s3-async 0.35.0...
[INFO] testing rust-s3-async-0.35.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate rust-s3-async 0.35.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rust-s3-async 0.35.0
[INFO] removed 4 missing examples
[INFO] finished tweaking crates.io crate rust-s3-async 0.35.0
[INFO] tweaked toml for crates.io crate rust-s3-async 0.35.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-s3-async 0.35.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-s3-async 0.35.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v1.3.3
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded aws-creds v0.35.0
[INFO] [stderr]   Downloaded time-core v0.1.1
[INFO] [stderr]   Downloaded value-bag v1.4.0
[INFO] [stderr]   Downloaded aws-region v0.25.3
[INFO] [stderr]   Downloaded anyhow v1.0.71
[INFO] [stderr]   Downloaded iana-time-zone v0.1.56
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded rxml v0.9.1
[INFO] [stderr]   Downloaded chrono v0.4.26
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded aho-corasick v1.0.2
[INFO] [stderr]   Downloaded hyper v0.14.26
[INFO] [stderr]   Downloaded h2 v0.3.19
[INFO] [stderr]   Downloaded tokio v1.28.2
[INFO] [stderr]   Downloaded time v0.3.21
[INFO] [stderr]   Downloaded minidom v0.15.2
[INFO] [stderr]   Downloaded rustversion v1.0.12
[INFO] [stderr]   Downloaded libc v0.2.145
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded time-macros v0.2.9
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded mime v0.2.6
[INFO] [stderr]   Downloaded hyper v0.10.16
[INFO] [stderr]   Downloaded schannel v0.1.21
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded regex v1.8.4
[INFO] [stderr]   Downloaded typeable v0.1.2
[INFO] [stderr]   Downloaded rxml_validation v0.9.1
[INFO] [stderr]   Downloaded tempfile v3.5.0
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[INFO] [stderr]   Downloaded tracing-attributes v0.1.24
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded hyper-native-tls v0.3.0
[INFO] [stderr]   Downloaded quote v1.0.28
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 686df073e9facf7a1c67e6daeffe9c29b288bc0abfa0a6ce6ef06d647069a49e
[INFO] running `Command { std: "docker" "start" "-a" "686df073e9facf7a1c67e6daeffe9c29b288bc0abfa0a6ce6ef06d647069a49e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "686df073e9facf7a1c67e6daeffe9c29b288bc0abfa0a6ce6ef06d647069a49e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686df073e9facf7a1c67e6daeffe9c29b288bc0abfa0a6ce6ef06d647069a49e", kill_on_drop: false }`
[INFO] [stdout] 686df073e9facf7a1c67e6daeffe9c29b288bc0abfa0a6ce6ef06d647069a49e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20977136b716c7d5b49685a7adc5e6b68470635b6b04b98051e6aa12548ae472
[INFO] running `Command { std: "docker" "start" "-a" "20977136b716c7d5b49685a7adc5e6b68470635b6b04b98051e6aa12548ae472", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.145
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling value-bag v1.4.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling openssl v0.10.54
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling dlv-list v0.3.0
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 time-core v0.1.1
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling base64 v0.9.3
[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" "20977136b716c7d5b49685a7adc5e6b68470635b6b04b98051e6aa12548ae472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20977136b716c7d5b49685a7adc5e6b68470635b6b04b98051e6aa12548ae472", kill_on_drop: false }`
[INFO] [stdout] 20977136b716c7d5b49685a7adc5e6b68470635b6b04b98051e6aa12548ae472