[INFO] fetching crate ckb-util 0.40.0...
[INFO] checking ckb-util-0.40.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate ckb-util 0.40.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ckb-util 0.40.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-util 0.40.0
[INFO] finished tweaking crates.io crate ckb-util 0.40.0
[INFO] tweaked toml for crates.io crate ckb-util 0.40.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae33c17d955f14ebdeaac75a91e4feaab016d0d7d7c335ec806e86bd919ebfae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ae33c17d955f14ebdeaac75a91e4feaab016d0d7d7c335ec806e86bd919ebfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae33c17d955f14ebdeaac75a91e4feaab016d0d7d7c335ec806e86bd919ebfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae33c17d955f14ebdeaac75a91e4feaab016d0d7d7c335ec806e86bd919ebfae", kill_on_drop: false }`
[INFO] [stdout] ae33c17d955f14ebdeaac75a91e4feaab016d0d7d7c335ec806e86bd919ebfae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2edb8c13675c89cd2e6be2a78604c301c8e664537d4fabb1de5d806be5b5260c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2edb8c13675c89cd2e6be2a78604c301c8e664537d4fabb1de5d806be5b5260c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking libc v0.2.94
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking ckb-util v0.40.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `ckb_fixed_hash`
[INFO] [stdout]    --> src/linked_hash_set.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |     use ckb_fixed_hash::{h256, H256};
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ use of undeclared crate or module `ckb_fixed_hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `h256`
[INFO] [stdout]    --> src/linked_hash_set.rs:246:19
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let tx1 = h256!("0x3b6b6ee76e80d1662911130194db2f962a28d30bd574fa792f78debaa8e3a385");
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `h256`
[INFO] [stdout]    --> src/linked_hash_set.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let tx2 = h256!("0xbd15c6158328c1dfa7eaf8eec395282844d3c436c5db25bd644dd1436608fe69");
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `h256`
[INFO] [stdout]    --> src/linked_hash_set.rs:248:19
[INFO] [stdout]     |
[INFO] [stdout] 248 |         let tx3 = h256!("0x544e23972f2b400aa8d4147240bd30d46eb0cfe8cdb436b2c8e827a4033a1c03");
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `h256`
[INFO] [stdout]    --> src/linked_hash_set.rs:249:19
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let tx4 = h256!("0xa9cc641af5fa07606c98bba6a5774379b5ba3985a2047852cf2cb946d3387b61");
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `h256`
[INFO] [stdout]    --> src/linked_hash_set.rs:250:19
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let tx5 = h256!("0x47f40d1839c3fb56bf269605593337b2dc7db1c395b30bb9568e4274df71ea24");
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `h256`
[INFO] [stdout]    --> src/linked_hash_set.rs:251:19
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let tx6 = h256!("0x1df1e5f580c6c10b858960504f14fca4d178cbb54425d021cb2361de1079b174");
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-util`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2edb8c13675c89cd2e6be2a78604c301c8e664537d4fabb1de5d806be5b5260c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2edb8c13675c89cd2e6be2a78604c301c8e664537d4fabb1de5d806be5b5260c", kill_on_drop: false }`
[INFO] [stdout] 2edb8c13675c89cd2e6be2a78604c301c8e664537d4fabb1de5d806be5b5260c