Dec 14 08:48:30.428 INFO testing Kixunil/btc_parse_tutor-rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 08:48:30.428 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 14 08:48:30.935 INFO [stdout] 48314cc25abc8a456f32226622723fd64324637164c45012e24154f0cf846b60
Dec 14 08:48:30.943 INFO running `"docker" "start" "-a" "48314cc25abc8a456f32226622723fd64324637164c45012e24154f0cf846b60"`
Dec 14 08:48:32.110 INFO [stderr] usermod: no changes
Dec 14 08:48:32.143 INFO [stderr]    Compiling btc_parse_tutor v0.1.0 (/source)
Dec 14 08:48:32.639 INFO [stderr] warning: function is never used: `deserialize_varint`
Dec 14 08:48:32.639 INFO [stderr]  --> src/main.rs:8:1
Dec 14 08:48:32.639 INFO [stderr]   |
Dec 14 08:48:32.639 INFO [stderr] 8 | fn deserialize_varint<R: Read>(reader: &mut R) -> io::Result<u64> {
Dec 14 08:48:32.639 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr]   |
Dec 14 08:48:32.639 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: struct is never constructed: `Script`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:18:1
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 18 | struct Script(Vec<u8>);
Dec 14 08:48:32.639 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:22:5
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 22 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:32.639 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: struct is never constructed: `Hash256`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:39:1
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 39 | struct Hash256([u8; 32]);
Dec 14 08:48:32.639 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:43:5
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 43 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:32.639 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: struct is never constructed: `Outpoint`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:52:1
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 52 | struct Outpoint {
Dec 14 08:48:32.639 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:61:5
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 61 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:32.639 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: struct is never constructed: `TxInput`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:73:1
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 73 | struct TxInput {
Dec 14 08:48:32.639 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:81:5
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 81 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:32.639 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: struct is never constructed: `TxOutput`
Dec 14 08:48:32.639 INFO [stderr]   --> src/main.rs:95:1
Dec 14 08:48:32.639 INFO [stderr]    |
Dec 14 08:48:32.639 INFO [stderr] 95 | struct TxOutput {
Dec 14 08:48:32.639 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:32.639 INFO [stderr]    --> src/main.rs:102:5
Dec 14 08:48:32.639 INFO [stderr]     |
Dec 14 08:48:32.639 INFO [stderr] 102 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:32.639 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: struct is never constructed: `Transaction`
Dec 14 08:48:32.639 INFO [stderr]    --> src/main.rs:114:1
Dec 14 08:48:32.639 INFO [stderr]     |
Dec 14 08:48:32.639 INFO [stderr] 114 | struct Transaction {
Dec 14 08:48:32.639 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.639 INFO [stderr] 
Dec 14 08:48:32.639 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:32.639 INFO [stderr]    --> src/main.rs:122:5
Dec 14 08:48:32.640 INFO [stderr]     |
Dec 14 08:48:32.640 INFO [stderr] 122 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:32.640 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:32.640 INFO [stderr] 
Dec 14 08:48:32.960 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 14 08:48:32.963 INFO [stderr] su: No module specific data is present
Dec 14 08:48:33.628 INFO running `"docker" "inspect" "48314cc25abc8a456f32226622723fd64324637164c45012e24154f0cf846b60"`
Dec 14 08:48:33.813 INFO running `"docker" "rm" "-f" "48314cc25abc8a456f32226622723fd64324637164c45012e24154f0cf846b60"`
Dec 14 08:48:34.136 INFO [stdout] 48314cc25abc8a456f32226622723fd64324637164c45012e24154f0cf846b60
Dec 14 08:48:34.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 14 08:48:34.520 INFO [stdout] 0a34196013559ea2afce7d72bffcaada8bc50fc1d0cfa54c4069916817c95d39
Dec 14 08:48:34.522 INFO running `"docker" "start" "-a" "0a34196013559ea2afce7d72bffcaada8bc50fc1d0cfa54c4069916817c95d39"`
Dec 14 08:48:35.739 INFO [stderr] usermod: no changes
Dec 14 08:48:35.812 INFO [stderr]    Compiling btc_parse_tutor v0.1.0 (/source)
Dec 14 08:48:36.383 INFO [stderr] warning: function is never used: `deserialize_varint`
Dec 14 08:48:36.383 INFO [stderr]  --> src/main.rs:8:1
Dec 14 08:48:36.383 INFO [stderr]   |
Dec 14 08:48:36.383 INFO [stderr] 8 | fn deserialize_varint<R: Read>(reader: &mut R) -> io::Result<u64> {
Dec 14 08:48:36.383 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr]   |
Dec 14 08:48:36.383 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: struct is never constructed: `Script`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:18:1
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 18 | struct Script(Vec<u8>);
Dec 14 08:48:36.383 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:22:5
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 22 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:36.383 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: struct is never constructed: `Hash256`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:39:1
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 39 | struct Hash256([u8; 32]);
Dec 14 08:48:36.383 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:43:5
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 43 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:36.383 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: struct is never constructed: `Outpoint`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:52:1
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 52 | struct Outpoint {
Dec 14 08:48:36.383 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:61:5
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 61 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:36.383 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: struct is never constructed: `TxInput`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:73:1
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 73 | struct TxInput {
Dec 14 08:48:36.383 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:81:5
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 81 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:36.383 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: struct is never constructed: `TxOutput`
Dec 14 08:48:36.383 INFO [stderr]   --> src/main.rs:95:1
Dec 14 08:48:36.383 INFO [stderr]    |
Dec 14 08:48:36.383 INFO [stderr] 95 | struct TxOutput {
Dec 14 08:48:36.383 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:36.383 INFO [stderr]    --> src/main.rs:102:5
Dec 14 08:48:36.383 INFO [stderr]     |
Dec 14 08:48:36.383 INFO [stderr] 102 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:36.383 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: struct is never constructed: `Transaction`
Dec 14 08:48:36.383 INFO [stderr]    --> src/main.rs:114:1
Dec 14 08:48:36.383 INFO [stderr]     |
Dec 14 08:48:36.383 INFO [stderr] 114 | struct Transaction {
Dec 14 08:48:36.383 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.383 INFO [stderr] warning: method is never used: `deserialize`
Dec 14 08:48:36.383 INFO [stderr]    --> src/main.rs:122:5
Dec 14 08:48:36.383 INFO [stderr]     |
Dec 14 08:48:36.383 INFO [stderr] 122 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Dec 14 08:48:36.383 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:48:36.383 INFO [stderr] 
Dec 14 08:48:36.678 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
Dec 14 08:48:36.678 INFO [stderr] su: No module specific data is present
Dec 14 08:48:37.143 INFO running `"docker" "inspect" "0a34196013559ea2afce7d72bffcaada8bc50fc1d0cfa54c4069916817c95d39"`
Dec 14 08:48:37.393 INFO running `"docker" "rm" "-f" "0a34196013559ea2afce7d72bffcaada8bc50fc1d0cfa54c4069916817c95d39"`
Dec 14 08:48:37.739 INFO [stdout] 0a34196013559ea2afce7d72bffcaada8bc50fc1d0cfa54c4069916817c95d39
Dec 14 08:48:37.743 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 14 08:48:38.192 INFO [stdout] 56fa254680d1c6e934dbdfdba1f5bbac4fa844f2a5b05c10ba29c3be973a6084
Dec 14 08:48:38.194 INFO running `"docker" "start" "-a" "56fa254680d1c6e934dbdfdba1f5bbac4fa844f2a5b05c10ba29c3be973a6084"`
Dec 14 08:48:39.251 INFO [stderr] usermod: no changes
Dec 14 08:48:39.296 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 08:48:39.296 INFO [stderr]      Running /target/debug/deps/btc_parse_tutor-f53b5608fa70c841
Dec 14 08:48:39.303 INFO [stderr] su: No module specific data is present
Dec 14 08:48:39.303 INFO [stdout] 
Dec 14 08:48:39.303 INFO [stdout] running 0 tests
Dec 14 08:48:39.303 INFO [stdout] 
Dec 14 08:48:39.303 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 08:48:39.303 INFO [stdout] 
Dec 14 08:48:39.552 INFO running `"docker" "inspect" "56fa254680d1c6e934dbdfdba1f5bbac4fa844f2a5b05c10ba29c3be973a6084"`
Dec 14 08:48:39.705 INFO running `"docker" "rm" "-f" "56fa254680d1c6e934dbdfdba1f5bbac4fa844f2a5b05c10ba29c3be973a6084"`
Dec 14 08:48:39.932 INFO [stdout] 56fa254680d1c6e934dbdfdba1f5bbac4fa844f2a5b05c10ba29c3be973a6084