[INFO] fetching crate stack_test_epic_keychain 3.0.3...
[INFO] checking stack_test_epic_keychain-3.0.3 against try#dbe54b90b471ee86a3b006973bf90c6cbb93415f for pr-102091
[INFO] extracting crate stack_test_epic_keychain 3.0.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate stack_test_epic_keychain 3.0.3 on toolchain dbe54b90b471ee86a3b006973bf90c6cbb93415f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stack_test_epic_keychain 3.0.3
[INFO] finished tweaking crates.io crate stack_test_epic_keychain 3.0.3
[INFO] tweaked toml for crates.io crate stack_test_epic_keychain 3.0.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 139f14161df3dd66fa6347d5eb736d6239ba134daace6b35b272aebc05037012
[INFO] running `Command { std: "docker" "start" "-a" "139f14161df3dd66fa6347d5eb736d6239ba134daace6b35b272aebc05037012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "139f14161df3dd66fa6347d5eb736d6239ba134daace6b35b272aebc05037012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139f14161df3dd66fa6347d5eb736d6239ba134daace6b35b272aebc05037012", kill_on_drop: false }`
[INFO] [stdout] 139f14161df3dd66fa6347d5eb736d6239ba134daace6b35b272aebc05037012
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ee62180879fd4335b2a26f54fa8e31221d168060c8df27e75e25e3c807c486f
[INFO] running `Command { std: "docker" "start" "-a" "5ee62180879fd4335b2a26f54fa8e31221d168060c8df27e75e25e3c807c486f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking indexmap v1.9.1
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling grin_secp256k1zkp v0.7.11
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking base64ct v1.5.2
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking password-hash v0.2.3
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking digest v0.9.0
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[INFO] [stderr]     Checking crypto-mac v0.11.1
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[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking pbkdf2 v0.8.0
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking backtrace v0.3.66
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking thiserror v1.0.35
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking serde v1.0.144
[INFO] [stderr]     Checking serde_json v1.0.85
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking stack_test_epic_util v3.0.3
[INFO] [stderr]     Checking stack_test_epic_keychain v3.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/mnemonic.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stdout]    |                                         ^^                                                                               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stdout] 28 +     pub static ref WORDS: Vec<String> = include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/mnemonic.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stdout]    |                                         ^^                                                                               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stdout] 28 +     pub static ref WORDS: Vec<String> = include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/extkey_bip32.rs:338:41
[INFO] [stdout]     |
[INFO] [stdout] 338 |             Error::Ecdsa(ref e) => error::Error::description(e),
[INFO] [stdout]     |                                                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/extkey_bip32.rs:338:41
[INFO] [stdout]     |
[INFO] [stdout] 338 |             Error::Ecdsa(ref e) => error::Error::description(e),
[INFO] [stdout]     |                                                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.11s
[INFO] running `Command { std: "docker" "inspect" "5ee62180879fd4335b2a26f54fa8e31221d168060c8df27e75e25e3c807c486f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee62180879fd4335b2a26f54fa8e31221d168060c8df27e75e25e3c807c486f", kill_on_drop: false }`
[INFO] [stdout] 5ee62180879fd4335b2a26f54fa8e31221d168060c8df27e75e25e3c807c486f