[INFO] cloning repository https://github.com/samdvr/bitcask
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samdvr/bitcask" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamdvr%2Fbitcask", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamdvr%2Fbitcask'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9f25b2eb2dbb6ad73d45344972dc468aea20481
[INFO] checking samdvr/bitcask against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamdvr%2Fbitcask" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/samdvr/bitcask
[INFO] finished tweaking git repo https://github.com/samdvr/bitcask
[INFO] tweaked toml for git repo https://github.com/samdvr/bitcask written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/samdvr/bitcask on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/samdvr/bitcask 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cd9912871184aee1d0579853883524a288ecfa2e9f984df326fb32c6ce5c96c
[INFO] running `Command { std: "docker" "start" "-a" "1cd9912871184aee1d0579853883524a288ecfa2e9f984df326fb32c6ce5c96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cd9912871184aee1d0579853883524a288ecfa2e9f984df326fb32c6ce5c96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd9912871184aee1d0579853883524a288ecfa2e9f984df326fb32c6ce5c96c", kill_on_drop: false }`
[INFO] [stdout] 1cd9912871184aee1d0579853883524a288ecfa2e9f984df326fb32c6ce5c96c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc7e564e6f8738cb5fdcd825fcc5f1030692621e390ead5c8741109607f9bbeb
[INFO] running `Command { std: "docker" "start" "-a" "fc7e564e6f8738cb5fdcd825fcc5f1030692621e390ead5c8741109607f9bbeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking bitcask v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `deserialize` is never used
[INFO] [stdout]   --> src/core/serdes.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait Serdes<T> {
[INFO] [stdout]    |           ------ associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn deserialize(input: &[u8]) -> Result<T, Self::DeserializeErr>;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParsedBytes` is never constructed
[INFO] [stdout]   --> src/core/serdes.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | struct ParsedBytes<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_input` is never used
[INFO] [stdout]   --> src/core/serdes.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn parse_input(input: &[u8]) -> Result<ParsedBytes, DeserializeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KeyMetadata` is never constructed
[INFO] [stdout]   --> src/core/keyfile.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct KeyMetadata {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitcaskKeyFile` is never constructed
[INFO] [stdout]   --> src/core/keyfile.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BitcaskKeyFile {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, `save`, `add_key`, `get_key_info`, and `remove_key` are never used
[INFO] [stdout]   --> src/core/keyfile.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl BitcaskKeyFile {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new(file_path: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn load(&mut self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn save(&self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn add_key(&mut self, key: String, file_id: u32, offset: u64, size: u64) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn get_key_info(&self, key: &str) -> Option<&KeyMetadata> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn remove_key(&mut self, key: &str) -> Option<KeyMetadata> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/serdes.rs:97:23
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn parse_input(input: &[u8]) -> Result<ParsedBytes, DeserializeError> {
[INFO] [stdout]    |                       ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn parse_input(input: &[u8]) -> Result<ParsedBytes<'_>, DeserializeError> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KeyMetadata` is never constructed
[INFO] [stdout]   --> src/core/keyfile.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct KeyMetadata {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitcaskKeyFile` is never constructed
[INFO] [stdout]   --> src/core/keyfile.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BitcaskKeyFile {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, `save`, `add_key`, `get_key_info`, and `remove_key` are never used
[INFO] [stdout]   --> src/core/keyfile.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl BitcaskKeyFile {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new(file_path: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn load(&mut self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn save(&self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn add_key(&mut self, key: String, file_id: u32, offset: u64, size: u64) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn get_key_info(&self, key: &str) -> Option<&KeyMetadata> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn remove_key(&mut self, key: &str) -> Option<KeyMetadata> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/serdes.rs:97:23
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn parse_input(input: &[u8]) -> Result<ParsedBytes, DeserializeError> {
[INFO] [stdout]    |                       ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn parse_input(input: &[u8]) -> Result<ParsedBytes<'_>, DeserializeError> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.51s
[INFO] running `Command { std: "docker" "inspect" "fc7e564e6f8738cb5fdcd825fcc5f1030692621e390ead5c8741109607f9bbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc7e564e6f8738cb5fdcd825fcc5f1030692621e390ead5c8741109607f9bbeb", kill_on_drop: false }`
[INFO] [stdout] fc7e564e6f8738cb5fdcd825fcc5f1030692621e390ead5c8741109607f9bbeb
