Nov 30 10:12:01.355 INFO checking Kixunil/btc_parse_tutor-rust against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 10:12:01.355 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 10:12:01.607 INFO [stdout] 90fcc847a8ba2adde2dd9281009b26df5d8958a194286c778f163d32b7fb320c
Nov 30 10:12:01.610 INFO running `"docker" "start" "-a" "90fcc847a8ba2adde2dd9281009b26df5d8958a194286c778f163d32b7fb320c"`
Nov 30 10:12:02.818 INFO [stderr] usermod: no changes
Nov 30 10:12:02.877 INFO [stderr]     Checking btc_parse_tutor v0.1.0 (/source)
Nov 30 10:12:03.488 INFO [stderr] warning: function is never used: `deserialize_varint`
Nov 30 10:12:03.488 INFO [stderr]  --> src/main.rs:8:1
Nov 30 10:12:03.488 INFO [stderr]   |
Nov 30 10:12:03.488 INFO [stderr] 8 | fn deserialize_varint<R: Read>(reader: &mut R) -> io::Result<u64> {
Nov 30 10:12:03.488 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.488 INFO [stderr]   |
Nov 30 10:12:03.488 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 10:12:03.488 INFO [stderr] 
Nov 30 10:12:03.488 INFO [stderr] warning: struct is never constructed: `Script`
Nov 30 10:12:03.488 INFO [stderr]   --> src/main.rs:18:1
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 18 | struct Script(Vec<u8>);
Nov 30 10:12:03.489 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.489 INFO [stderr]   --> src/main.rs:22:5
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 22 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: struct is never constructed: `Hash256`
Nov 30 10:12:03.489 INFO [stderr]   --> src/main.rs:39:1
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 39 | struct Hash256([u8; 32]);
Nov 30 10:12:03.489 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.489 INFO [stderr]   --> src/main.rs:43:5
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 43 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: struct is never constructed: `Outpoint`
Nov 30 10:12:03.489 INFO [stderr]   --> src/main.rs:52:1
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 52 | struct Outpoint {
Nov 30 10:12:03.489 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.489 INFO [stderr]   --> src/main.rs:61:5
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 61 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: struct is never constructed: `TxInput`
Nov 30 10:12:03.489 INFO [stderr]   --> src/main.rs:73:1
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 73 | struct TxInput {
Nov 30 10:12:03.489 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.489 INFO [stderr]   --> src/main.rs:81:5
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 81 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: struct is never constructed: `TxOutput`
Nov 30 10:12:03.489 INFO [stderr]   --> src/main.rs:95:1
Nov 30 10:12:03.489 INFO [stderr]    |
Nov 30 10:12:03.489 INFO [stderr] 95 | struct TxOutput {
Nov 30 10:12:03.489 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.489 INFO [stderr]    --> src/main.rs:102:5
Nov 30 10:12:03.489 INFO [stderr]     |
Nov 30 10:12:03.489 INFO [stderr] 102 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.489 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.489 INFO [stderr] 
Nov 30 10:12:03.489 INFO [stderr] warning: struct is never constructed: `Transaction`
Nov 30 10:12:03.489 INFO [stderr]    --> src/main.rs:114:1
Nov 30 10:12:03.490 INFO [stderr]     |
Nov 30 10:12:03.490 INFO [stderr] 114 | struct Transaction {
Nov 30 10:12:03.490 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.490 INFO [stderr] 
Nov 30 10:12:03.490 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.490 INFO [stderr]    --> src/main.rs:122:5
Nov 30 10:12:03.490 INFO [stderr]     |
Nov 30 10:12:03.490 INFO [stderr] 122 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.490 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.490 INFO [stderr] 
Nov 30 10:12:03.662 INFO [stderr] warning: function is never used: `deserialize_varint`
Nov 30 10:12:03.662 INFO [stderr]  --> src/main.rs:8:1
Nov 30 10:12:03.662 INFO [stderr]   |
Nov 30 10:12:03.662 INFO [stderr] 8 | fn deserialize_varint<R: Read>(reader: &mut R) -> io::Result<u64> {
Nov 30 10:12:03.662 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.662 INFO [stderr]   |
Nov 30 10:12:03.662 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 10:12:03.662 INFO [stderr] 
Nov 30 10:12:03.663 INFO [stderr] warning: struct is never constructed: `Script`
Nov 30 10:12:03.663 INFO [stderr]   --> src/main.rs:18:1
Nov 30 10:12:03.663 INFO [stderr]    |
Nov 30 10:12:03.663 INFO [stderr] 18 | struct Script(Vec<u8>);
Nov 30 10:12:03.663 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.663 INFO [stderr] 
Nov 30 10:12:03.663 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.663 INFO [stderr]   --> src/main.rs:22:5
Nov 30 10:12:03.663 INFO [stderr]    |
Nov 30 10:12:03.663 INFO [stderr] 22 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.663 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.663 INFO [stderr] 
Nov 30 10:12:03.663 INFO [stderr] warning: struct is never constructed: `Hash256`
Nov 30 10:12:03.663 INFO [stderr]   --> src/main.rs:39:1
Nov 30 10:12:03.663 INFO [stderr]    |
Nov 30 10:12:03.663 INFO [stderr] 39 | struct Hash256([u8; 32]);
Nov 30 10:12:03.663 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.663 INFO [stderr] 
Nov 30 10:12:03.663 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.663 INFO [stderr]   --> src/main.rs:43:5
Nov 30 10:12:03.663 INFO [stderr]    |
Nov 30 10:12:03.663 INFO [stderr] 43 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.663 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.663 INFO [stderr] 
Nov 30 10:12:03.663 INFO [stderr] warning: struct is never constructed: `Outpoint`
Nov 30 10:12:03.663 INFO [stderr]   --> src/main.rs:52:1
Nov 30 10:12:03.663 INFO [stderr]    |
Nov 30 10:12:03.663 INFO [stderr] 52 | struct Outpoint {
Nov 30 10:12:03.663 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 10:12:03.663 INFO [stderr] 
Nov 30 10:12:03.663 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.663 INFO [stderr]   --> src/main.rs:61:5
Nov 30 10:12:03.663 INFO [stderr]    |
Nov 30 10:12:03.663 INFO [stderr] 61 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.663 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.663 INFO [stderr] 
Nov 30 10:12:03.663 INFO [stderr] warning: struct is never constructed: `TxInput`
Nov 30 10:12:03.663 INFO [stderr]   --> src/main.rs:73:1
Nov 30 10:12:03.663 INFO [stderr]    |
Nov 30 10:12:03.663 INFO [stderr] 73 | struct TxInput {
Nov 30 10:12:03.663 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 30 10:12:03.663 INFO [stderr] 
Nov 30 10:12:03.664 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.664 INFO [stderr]   --> src/main.rs:81:5
Nov 30 10:12:03.664 INFO [stderr]    |
Nov 30 10:12:03.664 INFO [stderr] 81 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.664 INFO [stderr] 
Nov 30 10:12:03.664 INFO [stderr] warning: struct is never constructed: `TxOutput`
Nov 30 10:12:03.664 INFO [stderr]   --> src/main.rs:95:1
Nov 30 10:12:03.664 INFO [stderr]    |
Nov 30 10:12:03.664 INFO [stderr] 95 | struct TxOutput {
Nov 30 10:12:03.664 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 10:12:03.664 INFO [stderr] 
Nov 30 10:12:03.664 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.664 INFO [stderr]    --> src/main.rs:102:5
Nov 30 10:12:03.664 INFO [stderr]     |
Nov 30 10:12:03.664 INFO [stderr] 102 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.664 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.664 INFO [stderr] 
Nov 30 10:12:03.664 INFO [stderr] warning: struct is never constructed: `Transaction`
Nov 30 10:12:03.664 INFO [stderr]    --> src/main.rs:114:1
Nov 30 10:12:03.664 INFO [stderr]     |
Nov 30 10:12:03.664 INFO [stderr] 114 | struct Transaction {
Nov 30 10:12:03.664 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.664 INFO [stderr] 
Nov 30 10:12:03.664 INFO [stderr] warning: method is never used: `deserialize`
Nov 30 10:12:03.664 INFO [stderr]    --> src/main.rs:122:5
Nov 30 10:12:03.664 INFO [stderr]     |
Nov 30 10:12:03.664 INFO [stderr] 122 |     fn deserialize<R: Read>(reader: &mut R) -> io::Result<Self> {
Nov 30 10:12:03.664 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:12:03.664 INFO [stderr] 
Nov 30 10:12:03.694 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Nov 30 10:12:03.697 INFO [stderr] su: No module specific data is present
Nov 30 10:12:04.858 INFO running `"docker" "inspect" "90fcc847a8ba2adde2dd9281009b26df5d8958a194286c778f163d32b7fb320c"`
Nov 30 10:12:05.216 INFO running `"docker" "rm" "-f" "90fcc847a8ba2adde2dd9281009b26df5d8958a194286c778f163d32b7fb320c"`
Nov 30 10:12:05.520 INFO [stdout] 90fcc847a8ba2adde2dd9281009b26df5d8958a194286c778f163d32b7fb320c