[INFO] cloning repository https://github.com/ctron/elfsign
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctron/elfsign" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctron%2Felfsign", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctron%2Felfsign'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4491479403f7d17bfcaf65b149ce244c0718042
[INFO] checking ctron/elfsign/c4491479403f7d17bfcaf65b149ce244c0718042 against master#a9e7b30487235621751cc628f170c0f15fb215c4 for pr-136539
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctron%2Felfsign" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ctron/elfsign on toolchain a9e7b30487235621751cc628f170c0f15fb215c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ctron/elfsign
[INFO] finished tweaking git repo https://github.com/ctron/elfsign
[INFO] tweaked toml for git repo https://github.com/ctron/elfsign written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ctron/elfsign 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" "+a9e7b30487235621751cc628f170c0f15fb215c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/seedwing-io/seedwing-policy`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded block-padding v0.3.2
[INFO] [stderr]   Downloaded path-absolutize v3.0.14
[INFO] [stderr]   Downloaded path-dedot v3.0.18
[INFO] [stderr]   Downloaded olpc-cjson v0.1.2
[INFO] [stderr]   Downloaded signature v2.0.0
[INFO] [stderr]   Downloaded picky-asn1 v0.5.0
[INFO] [stderr]   Downloaded ecdsa v0.15.0
[INFO] [stderr]   Downloaded ariadne v0.1.5
[INFO] [stderr]   Downloaded p256 v0.12.0
[INFO] [stderr]   Downloaded picky-asn1-x509 v0.8.0
[INFO] [stderr]   Downloaded oauth2 v4.3.0
[INFO] [stderr]   Downloaded snafu v0.7.4
[INFO] [stderr]   Downloaded openidconnect v2.4.0
[INFO] [stderr]   Downloaded sigstore v0.6.0
[INFO] [stderr]   Downloaded picky v7.0.0-rc.3
[INFO] [stderr]   Downloaded cached v0.40.0
[INFO] [stderr]   Downloaded oci-distribution v0.9.4
[INFO] [stderr]   Downloaded pkcs5 v0.5.0
[INFO] [stderr]   Downloaded object v0.30.1
[INFO] [stderr]   Downloaded p384 v0.12.0
[INFO] [stderr]   Downloaded ed25519-dalek-fiat v0.1.0
[INFO] [stderr]   Downloaded http-auth v0.1.7
[INFO] [stderr]   Downloaded picky-asn1-der v0.3.1
[INFO] [stderr]   Downloaded der_derive v0.6.1
[INFO] [stderr]   Downloaded tough v0.12.5
[INFO] [stderr]   Downloaded primeorder v0.12.0
[INFO] [stderr]   Downloaded cached_proc_macro v0.15.0
[INFO] [stderr]   Downloaded picky-asn1 v0.6.0
[INFO] [stderr]   Downloaded oid v0.2.1
[INFO] [stderr]   Downloaded snafu-derive v0.7.4
[INFO] [stderr]   Downloaded curve25519-dalek-fiat v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1dcd7021480dca88289c2ff961906215315d2a21e3fd044c3a92a8c6926da40
[INFO] running `Command { std: "docker" "start" "-a" "c1dcd7021480dca88289c2ff961906215315d2a21e3fd044c3a92a8c6926da40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1dcd7021480dca88289c2ff961906215315d2a21e3fd044c3a92a8c6926da40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1dcd7021480dca88289c2ff961906215315d2a21e3fd044c3a92a8c6926da40", kill_on_drop: false }`
[INFO] [stdout] c1dcd7021480dca88289c2ff961906215315d2a21e3fd044c3a92a8c6926da40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2ef84321de2387eeae2cb83620ffc44bf13abca9b5dc4408dfe9e5a4e51a915
[INFO] running `Command { std: "docker" "start" "-a" "f2ef84321de2387eeae2cb83620ffc44bf13abca9b5dc4408dfe9e5a4e51a915", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking const-oid v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking base64ct v1.5.3
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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" "f2ef84321de2387eeae2cb83620ffc44bf13abca9b5dc4408dfe9e5a4e51a915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ef84321de2387eeae2cb83620ffc44bf13abca9b5dc4408dfe9e5a4e51a915", kill_on_drop: false }`
[INFO] [stdout] f2ef84321de2387eeae2cb83620ffc44bf13abca9b5dc4408dfe9e5a4e51a915