[INFO] fetching crate ckb-std 0.15.3...
[INFO] checking ckb-std-0.15.3 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate ckb-std 0.15.3 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ckb-std 0.15.3 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate ckb-std 0.15.3
[INFO] finished tweaking crates.io crate ckb-std 0.15.3
[INFO] tweaked toml for crates.io crate ckb-std 0.15.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate ckb-std 0.15.3 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" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c3239ddfa427a9520311452ab673037c9e9c932ed926091cf5cfb9da11e8500
[INFO] running `Command { std: "docker" "start" "-a" "5c3239ddfa427a9520311452ab673037c9e9c932ed926091cf5cfb9da11e8500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3239ddfa427a9520311452ab673037c9e9c932ed926091cf5cfb9da11e8500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3239ddfa427a9520311452ab673037c9e9c932ed926091cf5cfb9da11e8500", kill_on_drop: false }`
[INFO] [stdout] 5c3239ddfa427a9520311452ab673037c9e9c932ed926091cf5cfb9da11e8500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cb60e7acfb4c7858786721abc11129de232c875ccfd9caf4b8f48da6abad266
[INFO] running `Command { std: "docker" "start" "-a" "0cb60e7acfb4c7858786721abc11129de232c875ccfd9caf4b8f48da6abad266", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking blake2b-ref v0.3.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking buddy-alloc v0.5.1
[INFO] [stderr]     Checking molecule v0.7.5
[INFO] [stderr]     Checking ckb-hash v0.112.1
[INFO] [stderr]     Checking ckb-gen-types v0.112.1
[INFO] [stderr]    Compiling ckb-std v0.15.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `rustc-dep-of-std`
[INFO] [stdout]   --> src/lib.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(not(feature = "rustc-dep-of-std"))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `allocator`, `buddy-alloc`, `build-with-clang`, `calc-hash`, `ckb-types`, `ckb-x64-simulator`, `ckb2023`, `default`, `dlopen-c`, `libc`, and `simulator`
[INFO] [stdout]    = help: consider adding `rustc-dep-of-std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rustc-dep-of-std`
[INFO] [stdout]   --> src/lib.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(not(feature = "rustc-dep-of-std"))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `allocator`, `buddy-alloc`, `build-with-clang`, `calc-hash`, `ckb-types`, `ckb-x64-simulator`, `ckb2023`, `default`, `dlopen-c`, `libc`, and `simulator`
[INFO] [stdout]    = help: consider adding `rustc-dep-of-std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-std` (example "main") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "0cb60e7acfb4c7858786721abc11129de232c875ccfd9caf4b8f48da6abad266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb60e7acfb4c7858786721abc11129de232c875ccfd9caf4b8f48da6abad266", kill_on_drop: false }`
[INFO] [stdout] 0cb60e7acfb4c7858786721abc11129de232c875ccfd9caf4b8f48da6abad266
