[INFO] fetching crate git-testtools 0.10.0...
[INFO] testing git-testtools-0.10.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate git-testtools 0.10.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate git-testtools 0.10.0
[INFO] finished tweaking crates.io crate git-testtools 0.10.0
[INFO] tweaked toml for crates.io crate git-testtools 0.10.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate git-testtools 0.10.0 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 git-testtools 0.10.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git-path v0.7.0
[INFO] [stderr]   Downloaded human_format v1.0.3
[INFO] [stderr]   Downloaded git-validate v0.7.1
[INFO] [stderr]   Downloaded git-hash v0.10.1
[INFO] [stderr]   Downloaded git-features v0.25.1
[INFO] [stderr]   Downloaded git-quote v0.4.0
[INFO] [stderr]   Downloaded git-traverse v0.20.0
[INFO] [stderr]   Downloaded unicode-bom v1.1.4
[INFO] [stderr]   Downloaded git-date v0.3.1
[INFO] [stderr]   Downloaded git-sec v0.6.0
[INFO] [stderr]   Downloaded git-discover v0.10.0
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] [stderr]   Downloaded git-ref v0.21.0
[INFO] [stderr]   Downloaded compact_str v0.6.1
[INFO] [stderr]   Downloaded prodash v22.1.0
[INFO] [stderr]   Downloaded git-tempfile v3.0.0
[INFO] [stderr]   Downloaded hashbrown v0.13.1
[INFO] [stderr]   Downloaded git-index v0.10.0
[INFO] [stderr]   Downloaded git-glob v0.5.1
[INFO] [stderr]   Downloaded memmap2 v0.5.8
[INFO] [stderr]   Downloaded git-lock v3.0.1
[INFO] [stderr]   Downloaded git-attributes v0.7.0
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded bstr v1.1.0
[INFO] [stderr]   Downloaded git-actor v0.15.0
[INFO] [stderr]   Downloaded git-bitmap v0.2.0
[INFO] [stderr]   Downloaded git-hashtable v0.1.0
[INFO] [stderr]   Downloaded git-object v0.24.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.40.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.40.0
[INFO] [stderr]   Downloaded git-worktree v0.10.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.40.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.40.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.40.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.40.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.40.0
[INFO] [stderr]   Downloaded windows v0.40.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23381a7ff21b5a2ca1f776ef79cee024b41a8c67f3cac1690cee9d3294b11b53
[INFO] running `Command { std: "docker" "start" "-a" "23381a7ff21b5a2ca1f776ef79cee024b41a8c67f3cac1690cee9d3294b11b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23381a7ff21b5a2ca1f776ef79cee024b41a8c67f3cac1690cee9d3294b11b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23381a7ff21b5a2ca1f776ef79cee024b41a8c67f3cac1690cee9d3294b11b53", kill_on_drop: false }`
[INFO] [stdout] 23381a7ff21b5a2ca1f776ef79cee024b41a8c67f3cac1690cee9d3294b11b53
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f163128bd86c59978f4bd165597206180572dc8dc69e68e979286452bd56ed11
[INFO] running `Command { std: "docker" "start" "-a" "f163128bd86c59978f4bd165597206180572dc8dc69e68e979286452bd56ed11", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling human_format v1.0.3
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling prodash v22.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 pkg-config v0.3.26
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling hashbrown v0.13.1
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling git-bitmap v0.2.0
[INFO] [stderr]    Compiling unicode-bom v1.1.4
[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" "f163128bd86c59978f4bd165597206180572dc8dc69e68e979286452bd56ed11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f163128bd86c59978f4bd165597206180572dc8dc69e68e979286452bd56ed11", kill_on_drop: false }`
[INFO] [stdout] f163128bd86c59978f4bd165597206180572dc8dc69e68e979286452bd56ed11