[INFO] fetching crate small-acme 0.2.2...
[INFO] testing small-acme-0.2.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate small-acme 0.2.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate small-acme 0.2.2
[INFO] finished tweaking crates.io crate small-acme 0.2.2
[INFO] tweaked toml for crates.io crate small-acme 0.2.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate small-acme 0.2.2 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 small-acme 0.2.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.84
[INFO] [stderr]   Downloaded windows-targets v0.52.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.84
[INFO] [stderr]   Downloaded time-core v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.84
[INFO] [stderr]   Downloaded env_filter v0.1.0
[INFO] [stderr]   Downloaded anstyle-query v1.0.2
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.2
[INFO] [stderr]   Downloaded anstyle-parse v0.2.3
[INFO] [stderr]   Downloaded clap_derive v4.1.0
[INFO] [stderr]   Downloaded rustls-pki-types v1.2.0
[INFO] [stderr]   Downloaded base64 v0.21.0
[INFO] [stderr]   Downloaded ryu v1.0.12
[INFO] [stderr]   Downloaded js-sys v0.3.61
[INFO] [stderr]   Downloaded ureq v2.6.2
[INFO] [stderr]   Downloaded time v0.3.19
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.84
[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded serde_derive v1.0.152
[INFO] [stderr]   Downloaded webpki-roots v0.22.6
[INFO] [stderr]   Downloaded clap v4.1.6
[INFO] [stderr]   Downloaded getrandom v0.2.12
[INFO] [stderr]   Downloaded rustls v0.20.8
[INFO] [stderr]   Downloaded pem v3.0.3
[INFO] [stderr]   Downloaded itoa v1.0.5
[INFO] [stderr]   Downloaded anstyle v1.0.5
[INFO] [stderr]   Downloaded env_logger v0.11.1
[INFO] [stderr]   Downloaded bumpalo v3.12.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.84
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded web-sys v0.3.61
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.0
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.0
[INFO] [stderr]   Downloaded ring v0.17.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f2697ab3fa3e938771d556f5e5fcb75c370ee754864eb665ad55ba6b1ebf1e7c
[INFO] running `Command { std: "docker" "start" "-a" "f2697ab3fa3e938771d556f5e5fcb75c370ee754864eb665ad55ba6b1ebf1e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2697ab3fa3e938771d556f5e5fcb75c370ee754864eb665ad55ba6b1ebf1e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2697ab3fa3e938771d556f5e5fcb75c370ee754864eb665ad55ba6b1ebf1e7c", kill_on_drop: false }`
[INFO] [stdout] f2697ab3fa3e938771d556f5e5fcb75c370ee754864eb665ad55ba6b1ebf1e7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 74e10b7e2083d9e05ffe8080fbcec11954021f788587c00e78227bc33e030712
[INFO] running `Command { std: "docker" "start" "-a" "74e10b7e2083d9e05ffe8080fbcec11954021f788587c00e78227bc33e030712", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]    Compiling unicode-bidi v0.3.10
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[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 ryu v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling rustls-pki-types v1.2.0
[INFO] [stderr]    Compiling base64 v0.21.0
[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" "74e10b7e2083d9e05ffe8080fbcec11954021f788587c00e78227bc33e030712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e10b7e2083d9e05ffe8080fbcec11954021f788587c00e78227bc33e030712", kill_on_drop: false }`
[INFO] [stdout] 74e10b7e2083d9e05ffe8080fbcec11954021f788587c00e78227bc33e030712