[INFO] fetching crate webbundle-bench 0.5.1...
[INFO] testing webbundle-bench-0.5.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate webbundle-bench 0.5.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate webbundle-bench 0.5.1
[INFO] finished tweaking crates.io crate webbundle-bench 0.5.1
[INFO] tweaked toml for crates.io crate webbundle-bench 0.5.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate webbundle-bench 0.5.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate webbundle-bench 0.5.1 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mime v0.3.16
[INFO] [stderr]   Downloaded mime_guess v2.0.4
[INFO] [stderr]   Downloaded unicase v2.6.0
[INFO] [stderr]   Downloaded itoa v1.0.4
[INFO] [stderr]   Downloaded log v0.4.17
[INFO] [stderr]   Downloaded fnv v1.0.7
[INFO] [stderr]   Downloaded webbundle v0.5.1
[INFO] [stderr]   Downloaded headers-core v0.2.0
[INFO] [stderr]   Downloaded bytes v1.3.0
[INFO] [stderr]   Downloaded once_cell v1.16.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded io-lifetimes v1.0.3
[INFO] [stderr]   Downloaded is-terminal v0.4.1
[INFO] [stderr]   Downloaded digest v0.10.6
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.2
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded heck v0.4.0
[INFO] [stderr]   Downloaded percent-encoding v2.2.0
[INFO] [stderr]   Downloaded askama_derive v0.11.2
[INFO] [stderr]   Downloaded hermit-abi v0.2.6
[INFO] [stderr]   Downloaded askama_escape v0.10.3
[INFO] [stderr]   Downloaded clap_derive v4.0.21
[INFO] [stderr]   Downloaded humansize v1.1.1
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded aho-corasick v0.7.20
[INFO] [stderr]   Downloaded unicode-ident v1.0.5
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded clap v4.0.29
[INFO] [stderr]   Downloaded headers v0.3.8
[INFO] [stderr]   Downloaded rustix v0.36.4
[INFO] [stderr]   Downloaded serde v1.0.148
[INFO] [stderr]   Downloaded minimal-lexical v0.2.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.28
[INFO] [stderr]   Downloaded nom v7.1.1
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded serde_derive v1.0.148
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded askama_shared v0.12.2
[INFO] [stderr]   Downloaded proc-macro-error v1.0.4
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.47
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded quote v1.0.21
[INFO] [stderr]   Downloaded base64 v0.13.1
[INFO] [stderr]   Downloaded os_str_bytes v6.4.1
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded askama v0.11.1
[INFO] [stderr]   Downloaded clap_lex v0.3.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.0
[INFO] [stderr]   Downloaded anyhow v1.0.66
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.3
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.4
[INFO] [stderr]   Downloaded cbor_event v2.2.0
[INFO] [stderr]   Downloaded block-buffer v0.10.3
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.0
[INFO] [stderr]   Downloaded humantime v2.1.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.0
[INFO] [stderr]   Downloaded httpdate v1.0.2
[INFO] [stderr]   Downloaded sha1 v0.10.5
[INFO] [stderr]   Downloaded errno v0.2.8
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded termcolor v1.1.3
[INFO] [stderr]   Downloaded cpufeatures v0.2.5
[INFO] [stderr]   Downloaded generic-array v0.14.6
[INFO] [stderr]   Downloaded typenum v1.15.0
[INFO] [stderr]   Downloaded env_logger v0.9.3
[INFO] [stderr]   Downloaded http v0.2.8
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded windows-sys v0.42.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53f12994fcc89a25a851c2b3663fd8665ad8f3395a88803b865641573e24518a
[INFO] running `Command { std: "docker" "start" "-a" "53f12994fcc89a25a851c2b3663fd8665ad8f3395a88803b865641573e24518a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53f12994fcc89a25a851c2b3663fd8665ad8f3395a88803b865641573e24518a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f12994fcc89a25a851c2b3663fd8665ad8f3395a88803b865641573e24518a", kill_on_drop: false }`
[INFO] [stdout] 53f12994fcc89a25a851c2b3663fd8665ad8f3395a88803b865641573e24518a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6544ca223f86246d3471af10eeb1b7c314845cf159c5e82b8de8068bfe781970
[INFO] running `Command { std: "docker" "start" "-a" "6544ca223f86246d3471af10eeb1b7c314845cf159c5e82b8de8068bfe781970", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling serde_derive v1.0.148
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling rustix v0.36.4
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling linux-raw-sys v0.1.3
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling cbor_event v2.2.0
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 mime_guess v2.0.4
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.3
[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" "6544ca223f86246d3471af10eeb1b7c314845cf159c5e82b8de8068bfe781970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6544ca223f86246d3471af10eeb1b7c314845cf159c5e82b8de8068bfe781970", kill_on_drop: false }`
[INFO] [stdout] 6544ca223f86246d3471af10eeb1b7c314845cf159c5e82b8de8068bfe781970