[INFO] fetching crate bitcoin-spv 3.0.0...
[INFO] checking bitcoin-spv-3.0.0 against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] extracting crate bitcoin-spv 3.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bitcoin-spv 3.0.0 on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bitcoin-spv 3.0.0
[INFO] finished tweaking crates.io crate bitcoin-spv 3.0.0
[INFO] tweaked toml for crates.io crate bitcoin-spv 3.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c066945dab08c8391012b38dd3ea9a852b5c21fcdff5b596c261e153070dd23
[INFO] running `"docker" "start" "-a" "4c066945dab08c8391012b38dd3ea9a852b5c21fcdff5b596c261e153070dd23"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking bitcoin-spv v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/std_types.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 | /         (self.raw[..] == other.raw[..]
[INFO] [stderr] 73 | |             && self.hash == other.hash
[INFO] [stderr] 74 | |             && self.height == other.height
[INFO] [stderr] 75 | |             && self.prevhash == other.prevhash
[INFO] [stderr] 76 | |             && self.merkle_root == other.merkle_root)
[INFO] [stderr]    | |_____________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 72 |         self.raw[..] == other.raw[..]
[INFO] [stderr] 73 |             && self.hash == other.hash
[INFO] [stderr] 74 |             && self.height == other.height
[INFO] [stderr] 75 |             && self.prevhash == other.prevhash
[INFO] [stderr] 76 |             && self.merkle_root == other.merkle_root
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/std_types.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 | /         (self.raw[..] == other.raw[..]
[INFO] [stderr] 73 | |             && self.hash == other.hash
[INFO] [stderr] 74 | |             && self.height == other.height
[INFO] [stderr] 75 | |             && self.prevhash == other.prevhash
[INFO] [stderr] 76 | |             && self.merkle_root == other.merkle_root)
[INFO] [stderr]    | |_____________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 72 |         self.raw[..] == other.raw[..]
[INFO] [stderr] 73 |             && self.hash == other.hash
[INFO] [stderr] 74 |             && self.height == other.height
[INFO] [stderr] 75 |             && self.prevhash == other.prevhash
[INFO] [stderr] 76 |             && self.merkle_root == other.merkle_root
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.48s
[INFO] running `"docker" "inspect" "4c066945dab08c8391012b38dd3ea9a852b5c21fcdff5b596c261e153070dd23"`
[INFO] running `"docker" "rm" "-f" "4c066945dab08c8391012b38dd3ea9a852b5c21fcdff5b596c261e153070dd23"`
[INFO] [stdout] 4c066945dab08c8391012b38dd3ea9a852b5c21fcdff5b596c261e153070dd23