[INFO] fetching crate grin_chain 2.0.0...
[INFO] checking grin_chain-2.0.0 against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] extracting crate grin_chain 2.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate grin_chain 2.0.0 on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate grin_chain 2.0.0
[INFO] finished tweaking crates.io crate grin_chain 2.0.0
[INFO] tweaked toml for crates.io crate grin_chain 2.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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] dcac935b23bd80a6da6fc8b94d391361bc9964ad18416fd0345bc95a5cafaa8a
[INFO] running `"docker" "start" "-a" "dcac935b23bd80a6da6fc8b94d391361bc9964ad18416fd0345bc95a5cafaa8a"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]    Compiling clang-sys v0.23.0
[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]    Compiling grin_secp256k1zkp v0.7.7
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking ripemd160 v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking grin_util v2.0.0
[INFO] [stderr]     Checking grin_keychain v2.0.0
[INFO] [stderr]    Compiling croaring-sys v0.3.9
[INFO] [stderr]     Checking croaring v0.3.9
[INFO] [stderr]     Checking grin_core v2.0.0
[INFO] [stderr]     Checking grin_store v2.0.0
[INFO] [stderr]     Checking grin_chain v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/chain.rs:648:47
[INFO] [stderr]     |
[INFO] [stderr] 648 |     pub fn kernel_data_write(&self, reader: &mut Read) -> Result<(), Error> {
[INFO] [stderr]     |                                                  ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/chain.rs:1393:53
[INFO] [stderr]      |
[INFO] [stderr] 1393 |                 let (utxo_sum, kernel_sum) = (sums, genesis as &Committed).verify_kernel_sums(
[INFO] [stderr]      |                                                                 ^^^^^^^^^ help: use `dyn`: `dyn Committed`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/chain.rs:648:47
[INFO] [stderr]     |
[INFO] [stderr] 648 |     pub fn kernel_data_write(&self, reader: &mut Read) -> Result<(), Error> {
[INFO] [stderr]     |                                                  ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/chain.rs:1393:53
[INFO] [stderr]      |
[INFO] [stderr] 1393 |                 let (utxo_sum, kernel_sum) = (sums, genesis as &Committed).verify_kernel_sums(
[INFO] [stderr]      |                                                                 ^^^^^^^^^ help: use `dyn`: `dyn Committed`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 41s
[INFO] running `"docker" "inspect" "dcac935b23bd80a6da6fc8b94d391361bc9964ad18416fd0345bc95a5cafaa8a"`
[INFO] running `"docker" "rm" "-f" "dcac935b23bd80a6da6fc8b94d391361bc9964ad18416fd0345bc95a5cafaa8a"`
[INFO] [stdout] dcac935b23bd80a6da6fc8b94d391361bc9964ad18416fd0345bc95a5cafaa8a