[INFO] fetching crate gix-testtools 0.12.0...
[INFO] checking gix-testtools-0.12.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate gix-testtools 0.12.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate gix-testtools 0.12.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gix-testtools 0.12.0
[INFO] finished tweaking crates.io crate gix-testtools 0.12.0
[INFO] tweaked toml for crates.io crate gix-testtools 0.12.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate gix-testtools 0.12.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lock_api v0.4.9
[INFO] [stderr]   Downloaded filetime v0.2.21
[INFO] [stderr]   Downloaded parking_lot_core v0.9.7
[INFO] [stderr]   Downloaded gix-ignore v0.2.0
[INFO] [stderr]   Downloaded gix-hashtable v0.2.0
[INFO] [stderr]   Downloaded gix-utils v0.1.1
[INFO] [stderr]   Downloaded gix-actor v0.20.0
[INFO] [stderr]   Downloaded time-core v0.1.0
[INFO] [stderr]   Downloaded gix-validate v0.7.4
[INFO] [stderr]   Downloaded is_ci v1.1.1
[INFO] [stderr]   Downloaded tar v0.4.38
[INFO] [stderr]   Downloaded gix-fs v0.1.1
[INFO] [stderr]   Downloaded gix-sec v0.8.0
[INFO] [stderr]   Downloaded gix-bitmap v0.2.3
[INFO] [stderr]   Downloaded gix-ref v0.29.1
[INFO] [stderr]   Downloaded gix-glob v0.7.0
[INFO] [stderr]   Downloaded prodash v23.1.2
[INFO] [stderr]   Downloaded bstr v1.4.0
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.3
[INFO] [stderr]   Downloaded gix-features v0.29.0
[INFO] [stderr]   Downloaded serde v1.0.160
[INFO] [stderr]   Downloaded gix-index v0.16.1
[INFO] [stderr]   Downloaded time v0.3.20
[INFO] [stderr]   Downloaded proc-macro2 v1.0.56
[INFO] [stderr]   Downloaded gix-worktree v0.17.0
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded gix-discover v0.18.0
[INFO] [stderr]   Downloaded gix-attributes v0.12.0
[INFO] [stderr]   Downloaded bitflags v2.1.0
[INFO] [stderr]   Downloaded gix-tempfile v5.0.3
[INFO] [stderr]   Downloaded time-macros v0.2.8
[INFO] [stderr]   Downloaded gix-path v0.8.0
[INFO] [stderr]   Downloaded quote v1.0.26
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded gix-hash v0.11.1
[INFO] [stderr]   Downloaded tempfile v3.5.0
[INFO] [stderr]   Downloaded gix-quote v0.4.3
[INFO] [stderr]   Downloaded unicode-bom v2.0.2
[INFO] [stderr]   Downloaded gix-lock v5.0.1
[INFO] [stderr]   Downloaded gix-date v0.5.0
[INFO] [stderr]   Downloaded gix-object v0.29.1
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded gix-traverse v0.25.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.10
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab85eed325439ee5d534cbfa5f8b4f73320a950f294a832d54ca52d14782e564
[INFO] running `Command { std: "docker" "start" "-a" "ab85eed325439ee5d534cbfa5f8b4f73320a950f294a832d54ca52d14782e564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab85eed325439ee5d534cbfa5f8b4f73320a950f294a832d54ca52d14782e564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab85eed325439ee5d534cbfa5f8b4f73320a950f294a832d54ca52d14782e564", kill_on_drop: false }`
[INFO] [stdout] ab85eed325439ee5d534cbfa5f8b4f73320a950f294a832d54ca52d14782e564
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5472185d9e9241ca85274401a0720c06d51bac5e7ee0b666a6832e74ffa2226
[INFO] running `Command { std: "docker" "start" "-a" "c5472185d9e9241ca85274401a0720c06d51bac5e7ee0b666a6832e74ffa2226", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking prodash v23.1.2
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]    Compiling rustix v0.37.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking bstr v1.4.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking linux-raw-sys v0.3.3
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking bitflags v2.1.0
[INFO] [stderr]     Checking home v0.5.4
[INFO] [stderr]     Checking gix-utils v0.1.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking unicode-bom v2.0.2
[INFO] [stderr]     Checking kstring v2.0.0
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]     Checking fs_extra v1.3.0
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c5472185d9e9241ca85274401a0720c06d51bac5e7ee0b666a6832e74ffa2226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5472185d9e9241ca85274401a0720c06d51bac5e7ee0b666a6832e74ffa2226", kill_on_drop: false }`
[INFO] [stdout] c5472185d9e9241ca85274401a0720c06d51bac5e7ee0b666a6832e74ffa2226
