[INFO] fetching crate vergit 0.2.12...
[INFO] checking vergit-0.2.12 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate vergit 0.2.12 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate vergit 0.2.12 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vergit 0.2.12
[INFO] finished tweaking crates.io crate vergit 0.2.12
[INFO] tweaked toml for crates.io crate vergit 0.2.12 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate vergit 0.2.12 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v2.0.0
[INFO] [stderr]   Downloaded git2 v0.16.1
[INFO] [stderr]   Downloaded libgit2-sys v0.14.2+1.5.1
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f097798994cd9280ac5b03e2ed770dc6042310f30ebb2838b00dd9f891daae1e
[INFO] running `Command { std: "docker" "start" "-a" "f097798994cd9280ac5b03e2ed770dc6042310f30ebb2838b00dd9f891daae1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f097798994cd9280ac5b03e2ed770dc6042310f30ebb2838b00dd9f891daae1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f097798994cd9280ac5b03e2ed770dc6042310f30ebb2838b00dd9f891daae1e", kill_on_drop: false }`
[INFO] [stdout] f097798994cd9280ac5b03e2ed770dc6042310f30ebb2838b00dd9f891daae1e
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1145a5b2373da9d740a94c756c5c27f27745745deb7155422693bc10bf3c7d1
[INFO] running `Command { std: "docker" "start" "-a" "d1145a5b2373da9d740a94c756c5c27f27745745deb7155422693bc10bf3c7d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling indoc v2.0.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking clap_lex v0.3.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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" "d1145a5b2373da9d740a94c756c5c27f27745745deb7155422693bc10bf3c7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1145a5b2373da9d740a94c756c5c27f27745745deb7155422693bc10bf3c7d1", kill_on_drop: false }`
[INFO] [stdout] d1145a5b2373da9d740a94c756c5c27f27745745deb7155422693bc10bf3c7d1
[INFO] checking vergit-0.2.12 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate vergit 0.2.12 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate vergit 0.2.12 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vergit 0.2.12
[INFO] finished tweaking crates.io crate vergit 0.2.12
[INFO] tweaked toml for crates.io crate vergit 0.2.12 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate vergit 0.2.12 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc620040d34c0759a5ca27a2ccab4dec681a79352d17943bd8206f23ac09d01c
[INFO] running `Command { std: "docker" "start" "-a" "fc620040d34c0759a5ca27a2ccab4dec681a79352d17943bd8206f23ac09d01c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc620040d34c0759a5ca27a2ccab4dec681a79352d17943bd8206f23ac09d01c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc620040d34c0759a5ca27a2ccab4dec681a79352d17943bd8206f23ac09d01c", kill_on_drop: false }`
[INFO] [stdout] fc620040d34c0759a5ca27a2ccab4dec681a79352d17943bd8206f23ac09d01c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c433cf280a42ccfd70a09de6225181a7f9ebbbb7dcbd93b0245509c79b31821d
[INFO] running `Command { std: "docker" "start" "-a" "c433cf280a42ccfd70a09de6225181a7f9ebbbb7dcbd93b0245509c79b31821d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "c433cf280a42ccfd70a09de6225181a7f9ebbbb7dcbd93b0245509c79b31821d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c433cf280a42ccfd70a09de6225181a7f9ebbbb7dcbd93b0245509c79b31821d", kill_on_drop: false }`
[INFO] [stdout] c433cf280a42ccfd70a09de6225181a7f9ebbbb7dcbd93b0245509c79b31821d