[INFO] cloning repository https://github.com/xxuejie/mmr-contract-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxuejie/mmr-contract-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxuejie%2Fmmr-contract-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxuejie%2Fmmr-contract-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f083776291086367621769e49bf82d2ea124fcb
[INFO] checking xxuejie/mmr-contract-test against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxuejie%2Fmmr-contract-test" "/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/xxuejie/mmr-contract-test on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/xxuejie/mmr-contract-test
[INFO] finished tweaking git repo https://github.com/xxuejie/mmr-contract-test
[INFO] tweaked toml for git repo https://github.com/xxuejie/mmr-contract-test written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xxuejie/mmr-contract-test 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating git repository `https://github.com/nervosnetwork/blake2b-rs`
[INFO] [stderr]     Updating git repository `https://github.com/xxuejie/merkle-mountain-range`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded molecule v0.7.3
[INFO] [stderr]   Downloaded faster-hex v0.6.1
[INFO] [stderr]   Downloaded numext-fixed-uint-hack v0.1.6
[INFO] [stderr]   Downloaded merkle-cbt v0.3.2
[INFO] [stderr]   Downloaded numext-fixed-uint-core v0.1.6
[INFO] [stderr]   Downloaded numext-fixed-uint v0.1.6
[INFO] [stderr]   Downloaded ckb-types v0.106.0
[INFO] [stderr]   Downloaded ckb-channel v0.106.0
[INFO] [stderr]   Downloaded ckb-standalone-types v0.1.2
[INFO] [stderr]   Downloaded ckb-jsonrpc-types v0.106.0
[INFO] [stderr]   Downloaded ckb-traits v0.106.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.7
[INFO] [stderr]   Downloaded blake2b-ref v0.2.1
[INFO] [stderr]   Downloaded ckb-mock-tx-types v0.106.0
[INFO] [stderr]   Downloaded ckb-fixed-hash-macros v0.106.0
[INFO] [stderr]   Downloaded ckb-fixed-hash v0.106.0
[INFO] [stderr]   Downloaded blake2b-rs v0.2.0
[INFO] [stderr]   Downloaded ckb-merkle-mountain-range v0.5.2
[INFO] [stderr]   Downloaded ckb-occupied-capacity-core v0.106.0
[INFO] [stderr]   Downloaded ckb-occupied-capacity-macros v0.106.0
[INFO] [stderr]   Downloaded ckb-occupied-capacity v0.106.0
[INFO] [stderr]   Downloaded ckb-rational v0.106.0
[INFO] [stderr]   Downloaded numext-constructor v0.1.6
[INFO] [stderr]   Downloaded ckb-error v0.106.0
[INFO] [stderr]   Downloaded ckb-fixed-hash-core v0.106.0
[INFO] [stderr]   Downloaded ckb-std v0.11.0
[INFO] [stderr]   Downloaded ckb-hash v0.106.0
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28888db5b29dff4be1348577a0184434b2f1761d81242824f47086cbc23b1d8b
[INFO] running `Command { std: "docker" "start" "-a" "28888db5b29dff4be1348577a0184434b2f1761d81242824f47086cbc23b1d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28888db5b29dff4be1348577a0184434b2f1761d81242824f47086cbc23b1d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28888db5b29dff4be1348577a0184434b2f1761d81242824f47086cbc23b1d8b", kill_on_drop: false }`
[INFO] [stdout] 28888db5b29dff4be1348577a0184434b2f1761d81242824f47086cbc23b1d8b
[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=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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 515663d414d3b4d64fc53d415f405a511f84758ec984a794e0af6194caef80c4
[INFO] running `Command { std: "docker" "start" "-a" "515663d414d3b4d64fc53d415f405a511f84758ec984a794e0af6194caef80c4", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[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 serde_derive v1.0.156
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]     Checking faster-hex v0.6.1
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling blake2b-rs v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]    Compiling blake2b-rs v0.2.0 (https://github.com/nervosnetwork/blake2b-rs?rev=4e694ee#4e694eed)
[INFO] [stderr]    Compiling ckb-std v0.11.0
[INFO] [stderr]     Checking ckb-merkle-mountain-range v0.5.2
[INFO] [stderr]     Checking merkle-cbt v0.3.2
[INFO] [stderr]     Checking ckb-merkle-mountain-range v0.5.2 (https://github.com/xxuejie/merkle-mountain-range?rev=b5b4602#b5b4602c)
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/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 crossbeam-channel v0.5.7
[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] 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" "515663d414d3b4d64fc53d415f405a511f84758ec984a794e0af6194caef80c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515663d414d3b4d64fc53d415f405a511f84758ec984a794e0af6194caef80c4", kill_on_drop: false }`
[INFO] [stdout] 515663d414d3b4d64fc53d415f405a511f84758ec984a794e0af6194caef80c4