[INFO] cloning repository https://github.com/frublox/mobi-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frublox/mobi-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrublox%2Fmobi-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrublox%2Fmobi-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c59cdb0b614d4e9ce5650710ce3fe2290751bf8
[INFO] checking frublox/mobi-rust against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrublox%2Fmobi-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frublox/mobi-rust on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frublox/mobi-rust
[INFO] finished tweaking git repo https://github.com/frublox/mobi-rust
[INFO] tweaked toml for git repo https://github.com/frublox/mobi-rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/frublox/mobi-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 932ce4d34607f4dad1300132f51f05652013dde9c6f48edb72d8f6904d1fed44
[INFO] running `Command { std: "docker" "start" "-a" "932ce4d34607f4dad1300132f51f05652013dde9c6f48edb72d8f6904d1fed44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "932ce4d34607f4dad1300132f51f05652013dde9c6f48edb72d8f6904d1fed44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932ce4d34607f4dad1300132f51f05652013dde9c6f48edb72d8f6904d1fed44", kill_on_drop: false }`
[INFO] [stdout] 932ce4d34607f4dad1300132f51f05652013dde9c6f48edb72d8f6904d1fed44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6d24dbf5e67755eb4fb2a714827bf9ea17bbfd735f34ab1d0486c296967054f
[INFO] running `Command { std: "docker" "start" "-a" "e6d24dbf5e67755eb4fb2a714827bf9ea17bbfd735f34ab1d0486c296967054f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking debug_print v1.0.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mobi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]    --> src/lz77.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     use std::str;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mobi`
[INFO] [stdout]    --> src/mobi.rs:583:21
[INFO] [stdout]     |
[INFO] [stdout] 583 |     pub fn to_bytes(mobi: &Mobi) -> Vec<u8> {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_mobi`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/mobi.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     attributes: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unique_id`
[INFO] [stdout]   --> src/mobi.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     unique_id: [u8; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/mobi.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/mobi.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     attributes: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]   --> src/mobi.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `creation_date`
[INFO] [stdout]   --> src/mobi.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     creation_date: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `modification_date`
[INFO] [stdout]   --> src/mobi.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     modification_date: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_backup_date`
[INFO] [stdout]   --> src/mobi.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     last_backup_date: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `modification_number`
[INFO] [stdout]   --> src/mobi.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     modification_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `app_info_id`
[INFO] [stdout]   --> src/mobi.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     app_info_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sort_info_id`
[INFO] [stdout]   --> src/mobi.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     sort_info_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `type_`
[INFO] [stdout]   --> src/mobi.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     type_: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `creator`
[INFO] [stdout]   --> src/mobi.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     creator: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unique_seed_id`
[INFO] [stdout]   --> src/mobi.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     unique_seed_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next_record_list_id`
[INFO] [stdout]   --> src/mobi.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     next_record_list_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `exth_header`
[INFO] [stdout]    --> src/mobi.rs:515:5
[INFO] [stdout]     |
[INFO] [stdout] 515 |     exth_header: Option<ExthHeader>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `index_meta_record`
[INFO] [stdout]    --> src/mobi.rs:518:5
[INFO] [stdout]     |
[INFO] [stdout] 518 |     index_meta_record: Option<IndexMeta>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tagx_section`
[INFO] [stdout]    --> src/mobi.rs:519:5
[INFO] [stdout]     |
[INFO] [stdout] 519 |     tagx_section: Option<TagxSection>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_bytes`
[INFO] [stdout]    --> src/mobi.rs:583:12
[INFO] [stdout]     |
[INFO] [stdout] 583 |     pub fn to_bytes(mobi: &Mobi) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/lz77.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let compressed = compress(input);
[INFO] [stdout]     |                          ^^^^^^^^ ----- supplied 1 argument
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          expected 2 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/lz77.rs:73:8
[INFO] [stdout]     |
[INFO] [stdout] 73  | pub fn compress(input: &[u8], output: &mut Vec<u8>) {
[INFO] [stdout]     |        ^^^^^^^^ ------------  --------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lz77.rs:199:20
[INFO] [stdout]     |
[INFO] [stdout] 199 |         decompress(&compressed, &mut decompressed);
[INFO] [stdout]     |                    ^^^^^^^^^^^ expected slice `[u8]`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                found reference `&()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/lz77.rs:203:26
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let compressed = compress(input);
[INFO] [stdout]     |                          ^^^^^^^^ ----- supplied 1 argument
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          expected 2 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/lz77.rs:73:8
[INFO] [stdout]     |
[INFO] [stdout] 73  | pub fn compress(input: &[u8], output: &mut Vec<u8>) {
[INFO] [stdout]     |        ^^^^^^^^ ------------  --------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lz77.rs:205:20
[INFO] [stdout]     |
[INFO] [stdout] 205 |         decompress(&compressed, &mut decompressed);
[INFO] [stdout]     |                    ^^^^^^^^^^^ expected slice `[u8]`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                found reference `&()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mobi` due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e6d24dbf5e67755eb4fb2a714827bf9ea17bbfd735f34ab1d0486c296967054f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d24dbf5e67755eb4fb2a714827bf9ea17bbfd735f34ab1d0486c296967054f", kill_on_drop: false }`
[INFO] [stdout] e6d24dbf5e67755eb4fb2a714827bf9ea17bbfd735f34ab1d0486c296967054f