[INFO] fetching crate btc-transaction-utils 0.9.0...
[INFO] checking btc-transaction-utils-0.9.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate btc-transaction-utils 0.9.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate btc-transaction-utils 0.9.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btc-transaction-utils 0.9.0
[INFO] finished tweaking crates.io crate btc-transaction-utils 0.9.0
[INFO] tweaked toml for crates.io crate btc-transaction-utils 0.9.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_str v0.1.0
[INFO] [stderr]   Downloaded secp256k1 v0.17.2
[INFO] [stderr]   Downloaded bitcoin_hashes v0.7.6
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.2
[INFO] [stderr]   Downloaded bitcoin v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4930a75860cf19ebbc3e6d0e370cfafe95a1117ed89fbcf19691ad7bf1e2909b
[INFO] running `Command { std: "docker" "start" "-a" "4930a75860cf19ebbc3e6d0e370cfafe95a1117ed89fbcf19691ad7bf1e2909b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4930a75860cf19ebbc3e6d0e370cfafe95a1117ed89fbcf19691ad7bf1e2909b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4930a75860cf19ebbc3e6d0e370cfafe95a1117ed89fbcf19691ad7bf1e2909b", kill_on_drop: false }`
[INFO] [stdout] 4930a75860cf19ebbc3e6d0e370cfafe95a1117ed89fbcf19691ad7bf1e2909b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c8eb1aafd3702918181dc48202a2c66923254b00b61fd98a2cb5d188b01d0fc
[INFO] running `Command { std: "docker" "start" "-a" "5c8eb1aafd3702918181dc48202a2c66923254b00b61fd98a2cb5d188b01d0fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking serde_str v0.1.0
[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]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking bitcoin v0.23.0
[INFO] [stderr]     Checking btc-transaction-utils v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `secp256k1` is imported redundantly
[INFO] [stdout]   --> src/sign.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use secp256k1::{self, Message, Secp256k1, SecretKey, Signature, Signing, Verification};
[INFO] [stdout]    |                 ^^^^ the item `secp256k1` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToOwned` is imported redundantly
[INFO] [stdout]   --> src/sign.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::borrow::ToOwned;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `ToOwned` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hex` is imported redundantly
[INFO] [stdout]   --> src/multisig.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use hex;
[INFO] [stdout]    |     ^^^ the item `hex` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `secp256k1` is imported redundantly
[INFO] [stdout]   --> src/sign.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use secp256k1::{self, Message, Secp256k1, SecretKey, Signature, Signing, Verification};
[INFO] [stdout]    |                 ^^^^ the item `secp256k1` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToOwned` is imported redundantly
[INFO] [stdout]   --> src/sign.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::borrow::ToOwned;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `ToOwned` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hex` is imported redundantly
[INFO] [stdout]   --> src/multisig.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use hex;
[INFO] [stdout]    |     ^^^ the item `hex` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/multisig.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `secp256k1` is imported redundantly
[INFO] [stdout]   --> src/p2wpk.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 | use secp256k1::{self, All, Secp256k1, SecretKey};
[INFO] [stdout]    |                 ^^^^ the item `secp256k1` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `secp256k1` is imported redundantly
[INFO] [stdout]   --> src/p2wsh.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use secp256k1::{self, All, Secp256k1, SecretKey};
[INFO] [stdout]    |                 ^^^^ the item `secp256k1` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/multisig.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `secp256k1` is imported redundantly
[INFO] [stdout]   --> src/p2wpk.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 | use secp256k1::{self, All, Secp256k1, SecretKey};
[INFO] [stdout]    |                 ^^^^ the item `secp256k1` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `secp256k1` is imported redundantly
[INFO] [stdout]   --> src/p2wsh.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use secp256k1::{self, All, Secp256k1, SecretKey};
[INFO] [stdout]    |                 ^^^^ the item `secp256k1` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used
[INFO] [stdout]    --> src/multisig.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 | /         RedeemScript::from(
[INFO] [stdout] 318 | |             "5321027db7837e51888e94c094703030d162c682c8dba312210f44ff440fbd5e5c24732102bdd272891c9\
[INFO] [stdout] 319 | |              e4dfc3962b1fdffd5a59732019816f9db4833634dbdaf01a401a52103280883dc31ccaee34218819aaa24\
[INFO] [stdout] 320 | |              5480c35a33acd91283586ff6d1284ed681e52103e2bc790a6e32bf5a766919ff55b1f9e9914e13aed84f5\
[INFO] [stdout] 321 | |              02c0e4171976e19deb054ae",
[INFO] [stdout] 322 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let _ = RedeemScript::from(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used
[INFO] [stdout]    --> src/multisig.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 | /         RedeemScript::from(
[INFO] [stdout] 328 | |             "5c21031cf96b4fef362af7d86ee6c7159fa89485730dac8e3090163dd0c282dbc84f2221028839757bba9\
[INFO] [stdout] 329 | |              bdf46ae553c124479e5c3ded609495f3e93e88ab23c0f559e8be521035c70ffb21d1b454ec650e511e76f6\
[INFO] [stdout] 330 | |              bd3fe76f49c471522ee187abac8d0131a18210234acd7dee22bc23688beed0c7e42c0930cfe024204b7298\
[INFO] [stdout] ...   |
[INFO] [stdout] 342 | |              793a1437db847ecd04129dc0112ae",
[INFO] [stdout] 343 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let _ = RedeemScript::from(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "5c8eb1aafd3702918181dc48202a2c66923254b00b61fd98a2cb5d188b01d0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8eb1aafd3702918181dc48202a2c66923254b00b61fd98a2cb5d188b01d0fc", kill_on_drop: false }`
[INFO] [stdout] 5c8eb1aafd3702918181dc48202a2c66923254b00b61fd98a2cb5d188b01d0fc
