[INFO] fetching crate reno 0.1.0...
[INFO] testing reno-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate reno 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate reno 0.1.0
[INFO] finished tweaking crates.io crate reno 0.1.0
[INFO] tweaked toml for crates.io crate reno 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate reno 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 reno 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]     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 ryu v1.0.11
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[INFO] [stderr]   Downloaded darling_core v0.14.2
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[INFO] [stderr]   Downloaded serde_derive v1.0.147
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[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a9f7c5bfbedc11562f2cc2fa8c656496d6e7d0e31fd1b2c2f8a9b5bcf1a9cc4b
[INFO] running `Command { std: "docker" "start" "-a" "a9f7c5bfbedc11562f2cc2fa8c656496d6e7d0e31fd1b2c2f8a9b5bcf1a9cc4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9f7c5bfbedc11562f2cc2fa8c656496d6e7d0e31fd1b2c2f8a9b5bcf1a9cc4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f7c5bfbedc11562f2cc2fa8c656496d6e7d0e31fd1b2c2f8a9b5bcf1a9cc4b", kill_on_drop: false }`
[INFO] [stdout] a9f7c5bfbedc11562f2cc2fa8c656496d6e7d0e31fd1b2c2f8a9b5bcf1a9cc4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] db75d795577a64b1f6a4598c1b2d6597125efd4e0569f096856f6dbf04732e8f
[INFO] running `Command { std: "docker" "start" "-a" "db75d795577a64b1f6a4598c1b2d6597125efd4e0569f096856f6dbf04732e8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling io-lifetimes v0.7.5
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling rustix v0.35.13
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling linux-raw-sys v0.0.46
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling procfs v0.14.1
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[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] 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 memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling flate2 v1.0.24
[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" "db75d795577a64b1f6a4598c1b2d6597125efd4e0569f096856f6dbf04732e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db75d795577a64b1f6a4598c1b2d6597125efd4e0569f096856f6dbf04732e8f", kill_on_drop: false }`
[INFO] [stdout] db75d795577a64b1f6a4598c1b2d6597125efd4e0569f096856f6dbf04732e8f