[INFO] fetching crate melwallet-client 0.7.3...
[INFO] testing melwallet-client-0.7.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate melwallet-client 0.7.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate melwallet-client 0.7.3
[INFO] finished tweaking crates.io crate melwallet-client 0.7.3
[INFO] tweaked toml for crates.io crate melwallet-client 0.7.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate melwallet-client 0.7.3 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 melwallet-client 0.7.3 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 ed25519-consensus v1.2.1
[INFO] [stderr]   Downloaded serde-big-array v0.3.3
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.9
[INFO] [stderr]   Downloaded structmeta-derive v0.1.5
[INFO] [stderr]   Downloaded predicates-core v1.0.5
[INFO] [stderr]   Downloaded proc-macro-crate v1.3.0
[INFO] [stderr]   Downloaded hmac v0.10.1
[INFO] [stderr]   Downloaded structmeta v0.1.5
[INFO] [stderr]   Downloaded melwalletd-prot v0.3.1
[INFO] [stderr]   Downloaded termtree v0.4.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.7
[INFO] [stderr]   Downloaded assert_cmd v2.0.8
[INFO] [stderr]   Downloaded generator v0.7.3
[INFO] [stderr]   Downloaded clap_complete v4.1.3
[INFO] [stderr]   Downloaded signal-hook v0.3.15
[INFO] [stderr]   Downloaded ethnum v1.3.2
[INFO] [stderr]   Downloaded aes v0.6.0
[INFO] [stderr]   Downloaded aes-soft v0.6.4
[INFO] [stderr]   Downloaded blake3 v1.3.3
[INFO] [stderr]   Downloaded nom8 v0.2.0
[INFO] [stderr]   Downloaded aes-gcm v0.8.0
[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded aesni v0.10.0
[INFO] [stderr]   Downloaded toml_edit v0.18.1
[INFO] [stderr]   Downloaded clap v4.1.6
[INFO] [stderr]   Downloaded object v0.30.3
[INFO] [stderr]   Downloaded futures-intrusive v0.4.2
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded loom v0.5.6
[INFO] [stderr]   Downloaded addr2line v0.19.0
[INFO] [stderr]   Downloaded bstr v1.3.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.13
[INFO] [stderr]   Downloaded spin v0.9.5
[INFO] [stderr]   Downloaded flume v0.10.14
[INFO] [stderr]   Downloaded st3 v0.4.1
[INFO] [stderr]   Downloaded ctr v0.6.0
[INFO] [stderr]   Downloaded crypto-mac v0.10.1
[INFO] [stderr]   Downloaded async-process v1.6.0
[INFO] [stderr]   Downloaded async-io v1.12.0
[INFO] [stderr]   Downloaded clap_derive v4.1.0
[INFO] [stderr]   Downloaded cookie v0.14.4
[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded parse-display v0.5.5
[INFO] [stderr]   Downloaded concurrent-queue v2.1.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded nanorand v0.7.0
[INFO] [stderr]   Downloaded rustversion v1.0.11
[INFO] [stderr]   Downloaded smolscale v0.3.52
[INFO] [stderr]   Downloaded arbitrary v1.2.3
[INFO] [stderr]   Downloaded cipher v0.2.5
[INFO] [stderr]   Downloaded gimli v0.27.2
[INFO] [stderr]   Downloaded polyval v0.4.5
[INFO] [stderr]   Downloaded ghash v0.3.1
[INFO] [stderr]   Downloaded defmac v0.2.1
[INFO] [stderr]   Downloaded catvec v0.1.6
[INFO] [stderr]   Downloaded melvm v0.1.0
[INFO] [stderr]   Downloaded toml_datetime v0.5.1
[INFO] [stderr]   Downloaded melstructs v0.3.2
[INFO] [stderr]   Downloaded blocking v1.3.0
[INFO] [stderr]   Downloaded wepoll-ffi v0.1.2
[INFO] [stderr]   Downloaded polling v2.5.2
[INFO] [stderr]   Downloaded universal-hash v0.4.1
[INFO] [stderr]   Downloaded hkdf v0.10.0
[INFO] [stderr]   Downloaded nanorpc v0.1.12
[INFO] [stderr]   Downloaded rpassword v7.2.0
[INFO] [stderr]   Downloaded atomic-waker v1.1.0
[INFO] [stderr]   Downloaded dashmap v5.4.0
[INFO] [stderr]   Downloaded tabwriter v1.2.1
[INFO] [stderr]   Downloaded base32 v0.4.0
[INFO] [stderr]   Downloaded constant_time_eq v0.2.4
[INFO] [stderr]   Downloaded nanorpc-derive v0.1.5
[INFO] [stderr]   Downloaded async-channel v1.8.0
[INFO] [stderr]   Downloaded aead v0.3.2
[INFO] [stderr]   Downloaded cpuid-bool v0.2.0
[INFO] [stderr]   Downloaded num v0.4.0
[INFO] [stderr]   Downloaded rtoolbox v0.0.1
[INFO] [stderr]   Downloaded terminal_size v0.2.5
[INFO] [stderr]   Downloaded parse-display-derive v0.5.5
[INFO] [stderr]   Downloaded serde_repr v0.1.10
[INFO] [stderr]   Downloaded derive_arbitrary v1.2.3
[INFO] [stderr]   Downloaded serde_with v1.14.0
[INFO] [stderr]   Downloaded stdcode v0.1.14
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded serde_with_macros v1.5.2
[INFO] [stderr]   Downloaded tmelcrypt v0.2.7
[INFO] [stderr]   Downloaded honggfuzz v0.5.55
[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] 9fc10f4f4ed80b150b6c75f6fabb5699da8a6278857ad9df8a788d02cb34128d
[INFO] running `Command { std: "docker" "start" "-a" "9fc10f4f4ed80b150b6c75f6fabb5699da8a6278857ad9df8a788d02cb34128d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fc10f4f4ed80b150b6c75f6fabb5699da8a6278857ad9df8a788d02cb34128d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc10f4f4ed80b150b6c75f6fabb5699da8a6278857ad9df8a788d02cb34128d", kill_on_drop: false }`
[INFO] [stdout] 9fc10f4f4ed80b150b6c75f6fabb5699da8a6278857ad9df8a788d02cb34128d
[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] 38bace1062501066adedcfd0ae3242ae0ac63e051191a34329a52eb8397c037f
[INFO] running `Command { std: "docker" "start" "-a" "38bace1062501066adedcfd0ae3242ae0ac63e051191a34329a52eb8397c037f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] 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 serde_derive v1.0.152
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling futures-io v0.3.26
[INFO] [stderr]    Compiling parking v2.0.0
[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" "38bace1062501066adedcfd0ae3242ae0ac63e051191a34329a52eb8397c037f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38bace1062501066adedcfd0ae3242ae0ac63e051191a34329a52eb8397c037f", kill_on_drop: false }`
[INFO] [stdout] 38bace1062501066adedcfd0ae3242ae0ac63e051191a34329a52eb8397c037f