[INFO] cloning repository https://github.com/str4d/ire
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/str4d/ire" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstr4d%2Fire", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstr4d%2Fire'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf4b146681b48301a0bdf9a37953efd33795a8f8
[INFO] testing str4d/ire against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstr4d%2Fire" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/str4d/ire
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/str4d/ire
[INFO] tweaked toml for git repo https://github.com/str4d/ire written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/str4d/ire on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/str4d/ire 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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 snapbox-macros v0.3.1
[INFO] [stderr]   Downloaded snapbox v0.4.4
[INFO] [stderr]   Downloaded zip v0.6.4
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded static_slice v0.0.3
[INFO] [stderr]   Downloaded similar v2.2.1
[INFO] [stderr]   Downloaded bloom-filter-rs v0.1.0
[INFO] [stderr]   Downloaded clear_on_drop v0.2.5
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.89
[INFO] [stderr]   Downloaded cookie-factory v0.2.4
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded toml_edit v0.19.1
[INFO] [stderr]   Downloaded murmur3 v0.4.1
[INFO] [stderr]   Downloaded async-trait v0.1.64
[INFO] [stderr]   Downloaded ecdsa v0.15.1
[INFO] [stderr]   Downloaded base64ct v1.5.3
[INFO] [stderr]   Downloaded signature v2.0.0
[INFO] [stderr]   Downloaded const-oid v0.9.1
[INFO] [stderr]   Downloaded p256 v0.12.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.89
[INFO] [stderr]   Downloaded cxx-build v1.0.89
[INFO] [stderr]   Downloaded x25519-dalek v0.4.5
[INFO] [stderr]   Downloaded aes v0.8.2
[INFO] [stderr]   Downloaded num-bigint-dig v0.8.2
[INFO] [stderr]   Downloaded libm v0.2.6
[INFO] [stderr]   Downloaded config v0.13.3
[INFO] [stderr]   Downloaded clap v4.1.4
[INFO] [stderr]   Downloaded p384 v0.12.0
[INFO] [stderr]   Downloaded object v0.30.3
[INFO] [stderr]   Downloaded pretty_assertions v1.3.0
[INFO] [stderr]   Downloaded rsa v0.8.1
[INFO] [stderr]   Downloaded rustix v0.36.7
[INFO] [stderr]   Downloaded io-lifetimes v1.0.5
[INFO] [stderr]   Downloaded concolor v0.0.11
[INFO] [stderr]   Downloaded curve25519-dalek v1.2.6
[INFO] [stderr]   Downloaded data-encoding v2.3.3
[INFO] [stderr]   Downloaded chacha20-poly1305-aead v0.1.2
[INFO] [stderr]   Downloaded concolor-query v0.1.0
[INFO] [stderr]   Downloaded block-padding v0.3.2
[INFO] [stderr]   Downloaded clap_lex v0.3.1
[INFO] [stderr]   Downloaded primeorder v0.12.1
[INFO] [stderr]   Downloaded output_vt100 v0.1.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded os_pipe v1.1.2
[INFO] [stderr]   Downloaded i2p_snow v0.5.1
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded cxx v1.0.89
[INFO] [stderr]   Downloaded gimli v0.27.1
[INFO] [stderr]   Downloaded trycmd v0.14.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f31c70f49c3ba1435e0a53534aa9fa29bfc180743b01dd7d488de786266b6afb
[INFO] running `Command { std: "docker" "start" "-a" "f31c70f49c3ba1435e0a53534aa9fa29bfc180743b01dd7d488de786266b6afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f31c70f49c3ba1435e0a53534aa9fa29bfc180743b01dd7d488de786266b6afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31c70f49c3ba1435e0a53534aa9fa29bfc180743b01dd7d488de786266b6afb", kill_on_drop: false }`
[INFO] [stdout] f31c70f49c3ba1435e0a53534aa9fa29bfc180743b01dd7d488de786266b6afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab89b2eb7b97dcf54dfb61de384c56f2a35718de900c1f0239f00253a4651e72
[INFO] running `Command { std: "docker" "start" "-a" "ab89b2eb7b97dcf54dfb61de384c56f2a35718de900c1f0239f00253a4651e72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[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 cc v1.0.79
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling const-oid v0.9.1
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling base64ct v1.5.3
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling pem-rfc7468 v0.6.0
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling base16ct v0.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] 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 rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling digest v0.8.1
[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" "ab89b2eb7b97dcf54dfb61de384c56f2a35718de900c1f0239f00253a4651e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab89b2eb7b97dcf54dfb61de384c56f2a35718de900c1f0239f00253a4651e72", kill_on_drop: false }`
[INFO] [stdout] ab89b2eb7b97dcf54dfb61de384c56f2a35718de900c1f0239f00253a4651e72