[INFO] fetching crate git-next-tag 0.1.0...
[INFO] testing git-next-tag-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate git-next-tag 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate git-next-tag 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate git-next-tag 0.1.0
[INFO] tweaked toml for crates.io crate git-next-tag 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate git-next-tag 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate git-next-tag 0.1.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-cmp v0.9.0
[INFO] [stderr]   Downloaded is-terminal v0.4.5
[INFO] [stderr]   Downloaded env_logger v0.10.0
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded clap_lex v0.3.3
[INFO] [stderr]   Downloaded clap-verbosity-flag v2.0.0
[INFO] [stderr]   Downloaded globset v0.4.10
[INFO] [stderr]   Downloaded bitflags v2.0.2
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded ignore v0.4.20
[INFO] [stderr]   Downloaded serde v1.0.158
[INFO] [stderr]   Downloaded io-lifetimes v1.0.8
[INFO] [stderr]   Downloaded assert_cmd v2.0.10
[INFO] [stderr]   Downloaded clap v4.1.11
[INFO] [stderr]   Downloaded predicates v3.0.1
[INFO] [stderr]   Downloaded tempfile v3.4.0
[INFO] [stderr]   Downloaded assert_fs v1.0.12
[INFO] [stderr]   Downloaded clap_derive v4.1.9
[INFO] [stderr]   Downloaded predicates v2.1.5
[INFO] [stderr]   Downloaded rustix v0.36.10
[INFO] [stderr]   Downloaded anstyle v0.3.5
[INFO] [stderr]   Downloaded bstr v1.4.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d34a4dde1c19a68e5379be95a14ef6abe3c981e0836e33944cd450fa0ded254
[INFO] running `Command { std: "docker" "start" "-a" "4d34a4dde1c19a68e5379be95a14ef6abe3c981e0836e33944cd450fa0ded254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d34a4dde1c19a68e5379be95a14ef6abe3c981e0836e33944cd450fa0ded254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d34a4dde1c19a68e5379be95a14ef6abe3c981e0836e33944cd450fa0ded254", kill_on_drop: false }`
[INFO] [stdout] 4d34a4dde1c19a68e5379be95a14ef6abe3c981e0836e33944cd450fa0ded254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 522151deff27968d56a9305f20ea4e692a5cf2496d4c761f0ed9f29482b9b084
[INFO] running `Command { std: "docker" "start" "-a" "522151deff27968d56a9305f20ea4e692a5cf2496d4c761f0ed9f29482b9b084", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v1.0.8
[INFO] [stderr]    Compiling rustix v0.36.10
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling predicates-core v1.0.6
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling bstr v1.4.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling clap_lex v0.3.3
[INFO] [stderr]    Compiling bitflags v2.0.2
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling termtree v0.4.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling anstyle v0.3.5
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling predicates-tree v1.0.9
[INFO] [stderr]    Compiling humantime v2.1.0
[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" "522151deff27968d56a9305f20ea4e692a5cf2496d4c761f0ed9f29482b9b084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522151deff27968d56a9305f20ea4e692a5cf2496d4c761f0ed9f29482b9b084", kill_on_drop: false }`
[INFO] [stdout] 522151deff27968d56a9305f20ea4e692a5cf2496d4c761f0ed9f29482b9b084