[INFO] fetching crate melwallet-client 0.7.3...
[INFO] checking melwallet-client-0.7.3 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate melwallet-client 0.7.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate melwallet-client 0.7.3 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-5-tc1/source/Cargo.toml
[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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "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 tmelcrypt v0.2.7
[INFO] [stderr]   Downloaded stdcode v0.1.14
[INFO] [stderr]   Downloaded derive_arbitrary v1.2.3
[INFO] [stderr]   Downloaded arbitrary v1.2.3
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded parse-display v0.5.5
[INFO] [stderr]   Downloaded blake3 v1.3.3
[INFO] [stderr]   Downloaded async-dup v1.2.2
[INFO] [stderr]   Downloaded assert_cmd v2.0.8
[INFO] [stderr]   Downloaded simple-mutex v1.1.5
[INFO] [stderr]   Downloaded melstructs v0.3.2
[INFO] [stderr]   Downloaded async-trait v0.1.64
[INFO] [stderr]   Downloaded proc-macro-crate v1.3.0
[INFO] [stderr]   Downloaded serde_repr v0.1.10
[INFO] [stderr]   Downloaded nanorpc-derive v0.1.5
[INFO] [stderr]   Downloaded tabwriter v1.2.1
[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 structmeta-derive v0.1.5
[INFO] [stderr]   Downloaded structmeta v0.1.5
[INFO] [stderr]   Downloaded parse-display-derive v0.5.5
[INFO] [stderr]   Downloaded melwalletd-prot v0.3.1
[INFO] [stderr]   Downloaded clap_complete v4.1.3
[INFO] [stderr]   Downloaded async-h1 v2.3.3
[INFO] [stderr]   Downloaded ethnum v1.3.2
[INFO] [stderr]   Downloaded toml_edit v0.18.1
[INFO] [stderr]   Downloaded generator v0.7.3
[INFO] [stderr]   Downloaded nanorpc v0.1.12
[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded smolscale v0.3.52
[INFO] [stderr]   Downloaded constant_time_eq v0.2.4
[INFO] [stderr]   Downloaded bstr v1.3.0
[INFO] [stderr]   Downloaded honggfuzz v0.5.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af3abaec4dd857a28f5e0342a4d7ddfb64a67fd6ca48a65e20afc4435ba9509a
[INFO] running `Command { std: "docker" "start" "-a" "af3abaec4dd857a28f5e0342a4d7ddfb64a67fd6ca48a65e20afc4435ba9509a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af3abaec4dd857a28f5e0342a4d7ddfb64a67fd6ca48a65e20afc4435ba9509a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3abaec4dd857a28f5e0342a4d7ddfb64a67fd6ca48a65e20afc4435ba9509a", kill_on_drop: false }`
[INFO] [stdout] af3abaec4dd857a28f5e0342a4d7ddfb64a67fd6ca48a65e20afc4435ba9509a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3778937a9247c44fb12f378543b1b7cd067a56631b0b1ee36de17c362dad50ab
[INFO] running `Command { std: "docker" "start" "-a" "3778937a9247c44fb12f378543b1b7cd067a56631b0b1ee36de17c362dad50ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.139
[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 futures-core v0.3.26
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling serde v1.0.152
[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]     Checking futures-io v0.3.26
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[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" "3778937a9247c44fb12f378543b1b7cd067a56631b0b1ee36de17c362dad50ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3778937a9247c44fb12f378543b1b7cd067a56631b0b1ee36de17c362dad50ab", kill_on_drop: false }`
[INFO] [stdout] 3778937a9247c44fb12f378543b1b7cd067a56631b0b1ee36de17c362dad50ab