[INFO] cloning repository https://github.com/yohaya/nbdos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yohaya/nbdos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyohaya%2Fnbdos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyohaya%2Fnbdos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74cf9bae5e79ded0e045b8b4718d8cf6cdc273f4
[INFO] testing yohaya/nbdos against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyohaya%2Fnbdos" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yohaya/nbdos
[INFO] finished tweaking git repo https://github.com/yohaya/nbdos
[INFO] tweaked toml for git repo https://github.com/yohaya/nbdos written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yohaya/nbdos on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yohaya/nbdos 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae
[INFO] running `Command { std: "docker" "start" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: field `block_size` is never read
[INFO] [stdout]   --> src/cache/disk_cache.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct DiskCache {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub block_size: u32,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiskCache` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `evict` is never used
[INFO] [stdout]    --> src/cache/disk_cache.rs:111:18
[INFO] [stdout]     |
[INFO] [stdout]  18 | impl DiskCache {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 111 |     pub async fn evict(&self, block_id: u64) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `capacity` and `block_size` are never read
[INFO] [stdout]   --> src/cache/memory_cache.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MemoryCache {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 10 |     inner: Arc<Mutex<LruCache<u64, Bytes>>>,
[INFO] [stdout] 11 |     capacity: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 12 |     block_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MemoryCache` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `invalidate`, `len`, `capacity`, and `approx_bytes` are never used
[INFO] [stdout]   --> src/cache/memory_cache.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl MemoryCache {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn invalidate(&self, block_id: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn approx_bytes(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `block_id` is never used
[INFO] [stdout]   --> src/storage/device.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl BlockDevice {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn block_id(&self, offset: u64) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `delete_object` and `bucket` are never used
[INFO] [stdout]    --> src/storage/s3_backend.rs:140:18
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl S3Backend {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub async fn delete_object(&self, key: &str) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     pub fn bucket(&self) -> &str {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `Command { std: "docker" "inspect" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling nbdos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `block_size` is never read
[INFO] [stdout]   --> src/cache/disk_cache.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct DiskCache {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub block_size: u32,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiskCache` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `evict` is never used
[INFO] [stdout]    --> src/cache/disk_cache.rs:111:18
[INFO] [stdout]     |
[INFO] [stdout]  18 | impl DiskCache {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 111 |     pub async fn evict(&self, block_id: u64) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `capacity` and `block_size` are never read
[INFO] [stdout]   --> src/cache/memory_cache.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MemoryCache {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 10 |     inner: Arc<Mutex<LruCache<u64, Bytes>>>,
[INFO] [stdout] 11 |     capacity: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 12 |     block_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MemoryCache` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `invalidate`, `len`, `capacity`, and `approx_bytes` are never used
[INFO] [stdout]   --> src/cache/memory_cache.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl MemoryCache {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn invalidate(&self, block_id: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn approx_bytes(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `block_id` is never used
[INFO] [stdout]   --> src/storage/device.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl BlockDevice {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn block_id(&self, offset: u64) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `delete_object` and `bucket` are never used
[INFO] [stdout]    --> src/storage/s3_backend.rs:140:18
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl S3Backend {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub async fn delete_object(&self, key: &str) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     pub fn bucket(&self) -> &str {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: field `block_size` is never read
[INFO] [stderr]   --> src/cache/disk_cache.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct DiskCache {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub block_size: u32,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiskCache` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `evict` is never used
[INFO] [stderr]    --> src/cache/disk_cache.rs:111:18
[INFO] [stderr]     |
[INFO] [stderr]  18 | impl DiskCache {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 111 |     pub async fn evict(&self, block_id: u64) -> Result<()> {
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `capacity` and `block_size` are never read
[INFO] [stderr]   --> src/cache/memory_cache.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct MemoryCache {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 10 |     inner: Arc<Mutex<LruCache<u64, Bytes>>>,
[INFO] [stderr] 11 |     capacity: usize,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 12 |     block_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MemoryCache` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `invalidate`, `len`, `capacity`, and `approx_bytes` are never used
[INFO] [stderr]   --> src/cache/memory_cache.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl MemoryCache {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn invalidate(&self, block_id: u64) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub fn capacity(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn approx_bytes(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `block_id` is never used
[INFO] [stderr]   --> src/storage/device.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl BlockDevice {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn block_id(&self, offset: u64) -> u64 {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `delete_object` and `bucket` are never used
[INFO] [stderr]    --> src/storage/s3_backend.rs:140:18
[INFO] [stderr]     |
[INFO] [stderr]  20 | impl S3Backend {
[INFO] [stderr]     | -------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 140 |     pub async fn delete_object(&self, key: &str) -> Result<()> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 174 |     pub fn bucket(&self) -> &str {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nbdos` (bin "nbdos" test) generated 6 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nbdos-3bff75106a96739c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae", kill_on_drop: false }`
[INFO] [stdout] ffb94ebda95fa0aa17bc6f6f63aeddc480ece3661958e2fd94e20aaceb8ab9ae
