[INFO] cloning repository https://github.com/hustxiaoc/learningblockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hustxiaoc/learningblockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustxiaoc%2Flearningblockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustxiaoc%2Flearningblockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a541eea6172e3e526cbd40469c77755aa7c3e070
[INFO] checking hustxiaoc/learningblockchain against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustxiaoc%2Flearningblockchain" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hustxiaoc/learningblockchain
[INFO] finished tweaking git repo https://github.com/hustxiaoc/learningblockchain
[INFO] tweaked toml for git repo https://github.com/hustxiaoc/learningblockchain written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hustxiaoc/learningblockchain on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hustxiaoc/learningblockchain 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3
[INFO] running `Command { std: "docker" "start" "d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking rlp v0.4.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stdout] error[E0038]: the trait `order::BitOrder` is not dyn compatible
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitvec-0.17.4/src/lib.rs:124:2
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub type Cursor = crate::order::BitOrder;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^ `order::BitOrder` is not dyn compatible
[INFO] [stdout]     |
[INFO] [stdout] note: for a trait to be dyn compatible it needs to allow building a vtable
[INFO] [stdout]       for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility>
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitvec-0.17.4/src/order.rs:45:8
[INFO] [stdout]     |
[INFO] [stdout]  43 | pub trait BitOrder {
[INFO] [stdout]     |           -------- this trait is not dyn compatible...
[INFO] [stdout]  44 |     /// Name of the ordering type, for use in text display.
[INFO] [stdout]  45 |     const TYPENAME: &'static str;
[INFO] [stdout]     |           ^^^^^^^^ ...because it contains associated const `TYPENAME`
[INFO] [stdout] ...
[INFO] [stdout]  99 |     fn at<T>(place: BitIdx<T>) -> BitPos<T>
[INFO] [stdout]     |        ^^ ...because associated function `at` has no `self` parameter
[INFO] [stdout] ...
[INFO] [stdout] 141 |     fn mask<T>(place: BitIdx<T>) -> BitMask<T>
[INFO] [stdout]     |        ^^^^ ...because associated function `mask` has no `self` parameter
[INFO] [stdout]     = help: consider moving `TYPENAME` to another trait
[INFO] [stdout]     = help: the following types implement `order::BitOrder`:
[INFO] [stdout]               order::Msb0
[INFO] [stdout]               order::Lsb0
[INFO] [stdout]             consider defining an enum where each variant holds one of these types,
[INFO] [stdout]             implementing `order::BitOrder` for this new enum and using it instead
[INFO] [stdout]     = note: `order::BitOrder` may be implemented in other crates; if you want to support your users passing their own types here, you can't refer to a specific type
[INFO] [stdout] help: consider turning `mask` into a method by giving it a `&self` argument, so that it is accessible through the trait object's vtable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitvec-0.17.4/src/order.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn mask<T>(&self, place: BitIdx<T>) -> BitMask<T>
[INFO] [stdout]     |                ++++++
[INFO] [stdout] help: alternatively, consider constraining `mask` so it is explicitly marked as not applying to trait objects
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitvec-0.17.4/src/order.rs:142:19
[INFO] [stdout]     |
[INFO] [stdout] 142 |     where T: BitStore, Self: Sized {
[INFO] [stdout]     |                      +++++++++++++
[INFO] [stdout] help: consider turning `at` into a method by giving it a `&self` argument, so that it is accessible through the trait object's vtable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitvec-0.17.4/src/order.rs:99:11
[INFO] [stdout]     |
[INFO] [stdout]  99 |     fn at<T>(&self, place: BitIdx<T>) -> BitPos<T>
[INFO] [stdout]     |              ++++++
[INFO] [stdout] help: alternatively, consider constraining `at` so it is explicitly marked as not applying to trait objects
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitvec-0.17.4/src/order.rs:100:19
[INFO] [stdout]     |
[INFO] [stdout] 100 |     where T: BitStore, Self: Sized;
[INFO] [stdout]     |                      +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking parity-bytes v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0038`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitvec` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3", kill_on_drop: false }`
[INFO] [stdout] d2fd1248d78d419717853a29262979b3b29c49ac3f985aa91557879ace2e42d3
