Dec 12 01:57:21.733 INFO checking Kixunil/btc_parse_tutor-rust against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 01:57:21.733 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 01:57:22.281 INFO [stdout] b42573f7736ca611c9f02a0bd25405e67e47746e726988d7e0955a84af0d34da
Dec 12 01:57:22.286 INFO running `"docker" "start" "-a" "b42573f7736ca611c9f02a0bd25405e67e47746e726988d7e0955a84af0d34da"`
Dec 12 01:57:23.209 INFO [stderr] usermod: no changes
Dec 12 01:57:23.268 INFO [stderr]     Checking btc_parse_tutor v0.1.0 (/source)
Dec 12 01:57:24.045 INFO [stderr] warning: function is never used: `deserialize_varint`
Dec 12 01:57:24.046 INFO [stderr]  --> src/main.rs:8:1
Dec 12 01:57:24.046 INFO [stderr]   |
Dec 12 01:57:24.046 INFO [stderr] 8 | fn deserialize_varint<R: Read>(reader: &mut R) -> io::Result<u64> {
Dec 12 01:57:24.047 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr]   |
Dec 12 01:57:24.047 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: struct is never constructed: `Script`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:18:1
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 18 | struct Script(Vec<u8>);
Dec 12 01:57:24.047 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:22:5
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 22 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.047 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: struct is never constructed: `Hash256`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:39:1
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 39 | struct Hash256([u8; 32]);
Dec 12 01:57:24.047 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:43:5
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 43 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.047 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: struct is never constructed: `Outpoint`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:52:1
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 52 | struct Outpoint {
Dec 12 01:57:24.047 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:61:5
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 61 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.047 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: struct is never constructed: `TxInput`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:73:1
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 73 | struct TxInput {
Dec 12 01:57:24.047 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:81:5
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 81 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.047 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: struct is never constructed: `TxOutput`
Dec 12 01:57:24.047 INFO [stderr]   --> src/main.rs:95:1
Dec 12 01:57:24.047 INFO [stderr]    |
Dec 12 01:57:24.047 INFO [stderr] 95 | struct TxOutput {
Dec 12 01:57:24.047 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 12 01:57:24.047 INFO [stderr] 
Dec 12 01:57:24.047 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.047 INFO [stderr]    --> src/main.rs:102:5
Dec 12 01:57:24.048 INFO [stderr]     |
Dec 12 01:57:24.048 INFO [stderr] 102 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.048 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.048 INFO [stderr] 
Dec 12 01:57:24.048 INFO [stderr] warning: struct is never constructed: `Transaction`
Dec 12 01:57:24.048 INFO [stderr]    --> src/main.rs:114:1
Dec 12 01:57:24.048 INFO [stderr]     |
Dec 12 01:57:24.048 INFO [stderr] 114 | struct Transaction {
Dec 12 01:57:24.048 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.048 INFO [stderr] 
Dec 12 01:57:24.048 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.048 INFO [stderr]    --> src/main.rs:122:5
Dec 12 01:57:24.048 INFO [stderr]     |
Dec 12 01:57:24.048 INFO [stderr] 122 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.048 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.048 INFO [stderr] 
Dec 12 01:57:24.176 INFO [stderr] warning: function is never used: `deserialize_varint`
Dec 12 01:57:24.177 INFO [stderr]  --> src/main.rs:8:1
Dec 12 01:57:24.177 INFO [stderr]   |
Dec 12 01:57:24.177 INFO [stderr] 8 | fn deserialize_varint<R: Read>(reader: &mut R) -> io::Result<u64> {
Dec 12 01:57:24.177 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr]   |
Dec 12 01:57:24.178 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: struct is never constructed: `Script`
Dec 12 01:57:24.178 INFO [stderr]   --> src/main.rs:18:1
Dec 12 01:57:24.178 INFO [stderr]    |
Dec 12 01:57:24.178 INFO [stderr] 18 | struct Script(Vec<u8>);
Dec 12 01:57:24.178 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.178 INFO [stderr]   --> src/main.rs:22:5
Dec 12 01:57:24.178 INFO [stderr]    |
Dec 12 01:57:24.178 INFO [stderr] 22 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.178 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: struct is never constructed: `Hash256`
Dec 12 01:57:24.178 INFO [stderr]   --> src/main.rs:39:1
Dec 12 01:57:24.178 INFO [stderr]    |
Dec 12 01:57:24.178 INFO [stderr] 39 | struct Hash256([u8; 32]);
Dec 12 01:57:24.178 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.178 INFO [stderr]   --> src/main.rs:43:5
Dec 12 01:57:24.178 INFO [stderr]    |
Dec 12 01:57:24.178 INFO [stderr] 43 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.178 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: struct is never constructed: `Outpoint`
Dec 12 01:57:24.178 INFO [stderr]   --> src/main.rs:52:1
Dec 12 01:57:24.178 INFO [stderr]    |
Dec 12 01:57:24.178 INFO [stderr] 52 | struct Outpoint {
Dec 12 01:57:24.178 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.178 INFO [stderr]   --> src/main.rs:61:5
Dec 12 01:57:24.178 INFO [stderr]    |
Dec 12 01:57:24.178 INFO [stderr] 61 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.178 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: struct is never constructed: `TxInput`
Dec 12 01:57:24.178 INFO [stderr]   --> src/main.rs:73:1
Dec 12 01:57:24.178 INFO [stderr]    |
Dec 12 01:57:24.178 INFO [stderr] 73 | struct TxInput {
Dec 12 01:57:24.178 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.178 INFO [stderr]   --> src/main.rs:81:5
Dec 12 01:57:24.178 INFO [stderr]    |
Dec 12 01:57:24.178 INFO [stderr] 81 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.178 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.178 INFO [stderr] 
Dec 12 01:57:24.178 INFO [stderr] warning: struct is never constructed: `TxOutput`
Dec 12 01:57:24.179 INFO [stderr]   --> src/main.rs:95:1
Dec 12 01:57:24.179 INFO [stderr]    |
Dec 12 01:57:24.179 INFO [stderr] 95 | struct TxOutput {
Dec 12 01:57:24.179 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 12 01:57:24.179 INFO [stderr] 
Dec 12 01:57:24.179 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.179 INFO [stderr]    --> src/main.rs:102:5
Dec 12 01:57:24.179 INFO [stderr]     |
Dec 12 01:57:24.179 INFO [stderr] 102 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.179 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.179 INFO [stderr] 
Dec 12 01:57:24.179 INFO [stderr] warning: struct is never constructed: `Transaction`
Dec 12 01:57:24.179 INFO [stderr]    --> src/main.rs:114:1
Dec 12 01:57:24.179 INFO [stderr]     |
Dec 12 01:57:24.179 INFO [stderr] 114 | struct Transaction {
Dec 12 01:57:24.179 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.179 INFO [stderr] 
Dec 12 01:57:24.179 INFO [stderr] warning: method is never used: `deserialize`
Dec 12 01:57:24.179 INFO [stderr]    --> src/main.rs:122:5
Dec 12 01:57:24.179 INFO [stderr]     |
Dec 12 01:57:24.179 INFO [stderr] 122 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 12 01:57:24.179 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:57:24.179 INFO [stderr] 
Dec 12 01:57:24.229 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 12 01:57:24.231 INFO [stderr] su: No module specific data is present
Dec 12 01:57:24.960 INFO running `"docker" "inspect" "b42573f7736ca611c9f02a0bd25405e67e47746e726988d7e0955a84af0d34da"`
Dec 12 01:57:25.230 INFO running `"docker" "rm" "-f" "b42573f7736ca611c9f02a0bd25405e67e47746e726988d7e0955a84af0d34da"`
Dec 12 01:57:25.536 INFO [stdout] b42573f7736ca611c9f02a0bd25405e67e47746e726988d7e0955a84af0d34da