[INFO] cloning repository https://github.com/chaintope/tapyrus-spv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chaintope/tapyrus-spv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaintope%2Ftapyrus-spv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaintope%2Ftapyrus-spv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a02d408c068f473bd78068e77cee7200af790ec
[INFO] checking chaintope/tapyrus-spv against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaintope%2Ftapyrus-spv" "/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/chaintope/tapyrus-spv
[INFO] finished tweaking git repo https://github.com/chaintope/tapyrus-spv
[INFO] tweaked toml for git repo https://github.com/chaintope/tapyrus-spv written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chaintope/tapyrus-spv on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chaintope/tapyrus-spv 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded num_cpus v1.11.0
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[INFO] [stderr]   Downloaded android_logger v0.8.5
[INFO] [stderr]   Downloaded jni v0.12.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53269f56deafe5d25eb5c2a64bb47b366eb63a78f9866dd332edf752538da744
[INFO] running `Command { std: "docker" "start" "-a" "53269f56deafe5d25eb5c2a64bb47b366eb63a78f9866dd332edf752538da744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53269f56deafe5d25eb5c2a64bb47b366eb63a78f9866dd332edf752538da744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53269f56deafe5d25eb5c2a64bb47b366eb63a78f9866dd332edf752538da744", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b94b0d827b0ff22cac1c8b76f2bf31e65b1b22461cfb7354c097e10e673b6387
[INFO] running `Command { std: "docker" "start" "-a" "b94b0d827b0ff22cac1c8b76f2bf31e65b1b22461cfb7354c097e10e673b6387", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
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[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tapyrus v0.4.6
[INFO] [stderr]     Checking tapyrus-spv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::error::MaliciousPeerCause`
[INFO] [stdout]   --> src/network/mod.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub use self::error::MaliciousPeerCause;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::error::MaliciousPeerCause`
[INFO] [stdout]   --> src/network/mod.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub use self::error::MaliciousPeerCause;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: variable does not need to be mutable
[INFO] [stdout]   --> src/chain/store/on_memory_chain_store.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut tip = self.tip_mut();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![deny(unused_mut)]
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]   --> src/network/peer.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Peer<T>
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub addr: SocketAddr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/utils/codec.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Encode(encode::Error),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Encode(encode::Error),
[INFO] [stdout] 16 +     Encode(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/utils/codec.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Io(io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Io(io::Error),
[INFO] [stdout] 17 +     Io(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/error.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     IoError(std::io::Error),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     IoError(std::io::Error),
[INFO] [stdout] 10 +     IoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/error.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     CodecError(codec::Error),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     CodecError(codec::Error),
[INFO] [stdout] 11 +     CodecError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/error.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |     MaliciousPeer(PeerID, MaliciousPeerCause),
[INFO] [stdout]    |     ------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 -     MaliciousPeer(PeerID, MaliciousPeerCause),
[INFO] [stdout] 14 +     MaliciousPeer((), MaliciousPeerCause),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/network/utils/bytes.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(b: &'a mut bytes::BytesMut) -> BytesMut {
[INFO] [stdout]    |                    ^^                         -------- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(b: &'a mut bytes::BytesMut) -> BytesMut<'a> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: variable does not need to be mutable
[INFO] [stdout]   --> src/chain/store/on_memory_chain_store.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut tip = self.tip_mut();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![deny(unused_mut)]
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tapyrus-spv` (lib) due to 1 previous error; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]   --> src/network/peer.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Peer<T>
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub addr: SocketAddr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/utils/codec.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Encode(encode::Error),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Encode(encode::Error),
[INFO] [stdout] 16 +     Encode(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/utils/codec.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Io(io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Io(io::Error),
[INFO] [stdout] 17 +     Io(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/error.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     IoError(std::io::Error),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     IoError(std::io::Error),
[INFO] [stdout] 10 +     IoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/network/error.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     CodecError(codec::Error),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     CodecError(codec::Error),
[INFO] [stdout] 11 +     CodecError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/network/utils/bytes.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(b: &'a mut bytes::BytesMut) -> BytesMut {
[INFO] [stdout]    |                    ^^                         -------- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(b: &'a mut bytes::BytesMut) -> BytesMut<'a> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tapyrus-spv` (lib test) due to 1 previous error; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b94b0d827b0ff22cac1c8b76f2bf31e65b1b22461cfb7354c097e10e673b6387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b94b0d827b0ff22cac1c8b76f2bf31e65b1b22461cfb7354c097e10e673b6387", kill_on_drop: false }`
[INFO] [stdout] b94b0d827b0ff22cac1c8b76f2bf31e65b1b22461cfb7354c097e10e673b6387
