[INFO] cloning repository https://github.com/InvArch/discord-multisig-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/InvArch/discord-multisig-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInvArch%2Fdiscord-multisig-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInvArch%2Fdiscord-multisig-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ced324fca3958d891a1d6551ead1bcf443aca87
[INFO] checking InvArch/discord-multisig-bot against master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInvArch%2Fdiscord-multisig-bot" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/InvArch/discord-multisig-bot on toolchain 5a45ab9738330fb317d49e3594c2db5248b1e971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/InvArch/discord-multisig-bot
[INFO] finished tweaking git repo https://github.com/InvArch/discord-multisig-bot
[INFO] tweaked toml for git repo https://github.com/InvArch/discord-multisig-bot written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/InvArch/discord-multisig-bot 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" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/serenity-rs/serenity`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/subxt`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parity-scale-codec v3.4.0
[INFO] [stderr]   Downloaded sp-debug-derive v7.0.0
[INFO] [stderr]   Downloaded scale-info-derive v2.4.0
[INFO] [stderr]   Downloaded sp-runtime v20.0.0
[INFO] [stderr]   Downloaded sp-externalities v0.18.0
[INFO] [stderr]   Downloaded wasmtime-jit-debug v6.0.1
[INFO] [stderr]   Downloaded scale-decode-derive v0.5.0
[INFO] [stderr]   Downloaded sp-keystore v0.24.0
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v10.0.0
[INFO] [stderr]   Downloaded ss58-registry v1.39.0
[INFO] [stderr]   Downloaded scale-bits v0.3.0
[INFO] [stderr]   Downloaded scale-decode v0.5.0
[INFO] [stderr]   Downloaded trie-db v0.25.1
[INFO] [stderr]   Downloaded sp-state-machine v0.24.0
[INFO] [stderr]   Downloaded reqwest v0.11.15
[INFO] [stderr]   Downloaded cxx v1.0.93
[INFO] [stderr]   Downloaded wasmtime v6.0.1
[INFO] [stderr]   Downloaded wasmtime-environ v6.0.1
[INFO] [stderr]   Downloaded wasmtime-runtime v6.0.1
[INFO] [stderr]   Downloaded cxx-build v1.0.93
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.93
[INFO] [stderr]   Downloaded iana-time-zone v0.1.54
[INFO] [stderr]   Downloaded wasmtime-jit v6.0.1
[INFO] [stderr]   Downloaded cranelift-entity v0.93.1
[INFO] [stderr]   Downloaded scale-encode v0.1.2
[INFO] [stderr]   Downloaded yap v0.10.0
[INFO] [stderr]   Downloaded sp-io v19.0.0
[INFO] [stderr]   Downloaded bounded-collections v0.1.5
[INFO] [stderr]   Downloaded zeroize_derive v1.3.3
[INFO] [stderr]   Downloaded sp-storage v12.0.0
[INFO] [stderr]   Downloaded memory-db v0.31.0
[INFO] [stderr]   Downloaded sp-tracing v9.0.0
[INFO] [stderr]   Downloaded wasmtime-jit-icache-coherence v6.0.1
[INFO] [stderr]   Downloaded wasmtime-asm-macros v6.0.1
[INFO] [stderr]   Downloaded wasmtime-types v6.0.1
[INFO] [stderr]   Downloaded sp-wasm-interface v12.0.0
[INFO] [stderr]   Downloaded scale-encode-derive v0.1.2
[INFO] [stderr]   Downloaded sp-panic-handler v7.0.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.93
[INFO] [stderr]   Downloaded scale-info v2.4.0
[INFO] [stderr]   Downloaded sp-std v7.0.0
[INFO] [stderr]   Downloaded sp-core-hashing v7.0.0
[INFO] [stderr]   Downloaded sp-arithmetic v13.0.0
[INFO] [stderr]   Downloaded sp-core v18.0.0
[INFO] [stderr]   Downloaded sp-weights v16.0.0
[INFO] [stderr]   Downloaded scale-value v0.7.0
[INFO] [stderr]   Downloaded sp-trie v18.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface v15.0.0
[INFO] [stderr]   Downloaded sp-application-crypto v19.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a9df57f2ec5115d8d21bcdcaddc22f2a3ad1a729a0ae219fe3bb6db3905123c
[INFO] running `Command { std: "docker" "start" "-a" "2a9df57f2ec5115d8d21bcdcaddc22f2a3ad1a729a0ae219fe3bb6db3905123c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9df57f2ec5115d8d21bcdcaddc22f2a3ad1a729a0ae219fe3bb6db3905123c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9df57f2ec5115d8d21bcdcaddc22f2a3ad1a729a0ae219fe3bb6db3905123c", kill_on_drop: false }`
[INFO] [stdout] 2a9df57f2ec5115d8d21bcdcaddc22f2a3ad1a729a0ae219fe3bb6db3905123c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2e1aef6cb51154f45ca79467db637ff0d424f70f26b41ba97b57c7acb504f98
[INFO] running `Command { std: "docker" "start" "-a" "a2e1aef6cb51154f45ca79467db637ff0d424f70f26b41ba97b57c7acb504f98", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.53/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 futures-channel v0.3.27
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[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" "a2e1aef6cb51154f45ca79467db637ff0d424f70f26b41ba97b57c7acb504f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2e1aef6cb51154f45ca79467db637ff0d424f70f26b41ba97b57c7acb504f98", kill_on_drop: false }`
[INFO] [stdout] a2e1aef6cb51154f45ca79467db637ff0d424f70f26b41ba97b57c7acb504f98
