[INFO] fetching crate melminter 0.8.2...
[INFO] checking melminter-0.8.2 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate melminter 0.8.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate melminter 0.8.2 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate melminter 0.8.2
[INFO] finished tweaking crates.io crate melminter 0.8.2
[INFO] tweaked toml for crates.io crate melminter 0.8.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate melminter 0.8.2 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded tmelcrypt v0.2.7
[INFO] [stderr]   Downloaded derive_arbitrary v1.2.3
[INFO] [stderr]   Downloaded constant_time_eq v0.2.4
[INFO] [stderr]   Downloaded http-client v6.5.3
[INFO] [stderr]   Downloaded ed25519-consensus v1.2.1
[INFO] [stderr]   Downloaded arbitrary v1.2.3
[INFO] [stderr]   Downloaded structmeta-derive v0.1.5
[INFO] [stderr]   Downloaded deadpool v0.7.0
[INFO] [stderr]   Downloaded generator v0.7.3
[INFO] [stderr]   Downloaded catvec v0.1.6
[INFO] [stderr]   Downloaded tip911-stakeset v0.0.2
[INFO] [stderr]   Downloaded melbootstrap v0.8.3
[INFO] [stderr]   Downloaded melvm v0.1.0
[INFO] [stderr]   Downloaded rpassword v7.2.0
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.6
[INFO] [stderr]   Downloaded core_affinity v0.5.10
[INFO] [stderr]   Downloaded moka v0.9.7
[INFO] [stderr]   Downloaded imbl v2.0.0
[INFO] [stderr]   Downloaded tui v0.17.0
[INFO] [stderr]   Downloaded camino v1.1.3
[INFO] [stderr]   Downloaded async-compat v0.2.1
[INFO] [stderr]   Downloaded hyper v1.0.0-rc.3
[INFO] [stderr]   Downloaded smol-timeout v0.6.0
[INFO] [stderr]   Downloaded melnet2 v0.3.1
[INFO] [stderr]   Downloaded smol_str v0.1.24
[INFO] [stderr]   Downloaded melprot v0.13.2
[INFO] [stderr]   Downloaded imbl-sized-chunks v0.1.1
[INFO] [stderr]   Downloaded novasmt v0.2.20
[INFO] [stderr]   Downloaded melstf v0.12.1
[INFO] [stderr]   Downloaded clap_complete v4.1.3
[INFO] [stderr]   Downloaded ethnum v1.3.2
[INFO] [stderr]   Downloaded rtoolbox v0.0.1
[INFO] [stderr]   Downloaded spin v0.9.5
[INFO] [stderr]   Downloaded async-h1 v2.3.3
[INFO] [stderr]   Downloaded melwallet-client v0.7.1
[INFO] [stderr]   Downloaded nanorpc v0.1.12
[INFO] [stderr]   Downloaded quanta v0.10.1
[INFO] [stderr]   Downloaded http-body-util v0.1.0-rc.2
[INFO] [stderr]   Downloaded http-body v1.0.0-rc.2
[INFO] [stderr]   Downloaded nanorpc-http v0.1.1
[INFO] [stderr]   Downloaded honggfuzz v0.5.55
[INFO] [stderr]   Downloaded reusable-box-future v0.2.0
[INFO] [stderr]   Downloaded syn-mid v0.5.3
[INFO] [stderr]   Downloaded assoc v0.1.3
[INFO] [stderr]   Downloaded melpow v0.1.1
[INFO] [stderr]   Downloaded bitmaps v3.2.0
[INFO] [stderr]   Downloaded replace_with v0.1.7
[INFO] [stderr]   Downloaded st3 v0.4.1
[INFO] [stderr]   Downloaded structmeta v0.1.5
[INFO] [stderr]   Downloaded melwalletd-prot v0.3.1
[INFO] [stderr]   Downloaded async-tls v0.10.0
[INFO] [stderr]   Downloaded defmac v0.2.1
[INFO] [stderr]   Downloaded parse-display-derive v0.5.5
[INFO] [stderr]   Downloaded melstructs v0.3.2
[INFO] [stderr]   Downloaded nanorpc-derive v0.1.5
[INFO] [stderr]   Downloaded simple-mutex v1.1.5
[INFO] [stderr]   Downloaded async-dup v1.2.2
[INFO] [stderr]   Downloaded smolscale v0.3.52
[INFO] [stderr]   Downloaded parse-display v0.5.5
[INFO] [stderr]   Downloaded serde_repr v0.1.10
[INFO] [stderr]   Downloaded tui-react v0.17.0
[INFO] [stderr]   Downloaded prodash v18.0.2
[INFO] [stderr]   Downloaded crosstermion v0.9.0
[INFO] [stderr]   Downloaded surf v2.3.2
[INFO] [stderr]   Downloaded stdcode v0.1.14
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82def78361a2a852b74294607c59a6115c2f113555b5ec8d43841f7c0221eaff
[INFO] running `Command { std: "docker" "start" "-a" "82def78361a2a852b74294607c59a6115c2f113555b5ec8d43841f7c0221eaff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82def78361a2a852b74294607c59a6115c2f113555b5ec8d43841f7c0221eaff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82def78361a2a852b74294607c59a6115c2f113555b5ec8d43841f7c0221eaff", kill_on_drop: false }`
[INFO] [stdout] 82def78361a2a852b74294607c59a6115c2f113555b5ec8d43841f7c0221eaff
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 701d0bc40f2487b914a80cf28255a3dea209267aaaac80b87dffec7d506e5ebd
[INFO] running `Command { std: "docker" "start" "-a" "701d0bc40f2487b914a80cf28255a3dea209267aaaac80b87dffec7d506e5ebd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling serde_derive v1.0.152
[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]    Compiling generic-array v0.14.6
[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" "701d0bc40f2487b914a80cf28255a3dea209267aaaac80b87dffec7d506e5ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701d0bc40f2487b914a80cf28255a3dea209267aaaac80b87dffec7d506e5ebd", kill_on_drop: false }`
[INFO] [stdout] 701d0bc40f2487b914a80cf28255a3dea209267aaaac80b87dffec7d506e5ebd
