[INFO] cloning repository https://github.com/annikoff/hmbc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/annikoff/hmbc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fannikoff%2Fhmbc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fannikoff%2Fhmbc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72f75e1920bc90f0f3aa1f01c3b3bd3b34664090
[INFO] checking annikoff/hmbc against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fannikoff%2Fhmbc" "/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/annikoff/hmbc
[INFO] finished tweaking git repo https://github.com/annikoff/hmbc
[INFO] tweaked toml for git repo https://github.com/annikoff/hmbc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/annikoff/hmbc on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/annikoff/hmbc 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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bincode v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87fb4f6bcc810fb06e007d5f07041bd88779100e76f32224d583bf00e1bc86f7
[INFO] running `Command { std: "docker" "start" "-a" "87fb4f6bcc810fb06e007d5f07041bd88779100e76f32224d583bf00e1bc86f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87fb4f6bcc810fb06e007d5f07041bd88779100e76f32224d583bf00e1bc86f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87fb4f6bcc810fb06e007d5f07041bd88779100e76f32224d583bf00e1bc86f7", kill_on_drop: false }`
[INFO] [stdout] 87fb4f6bcc810fb06e007d5f07041bd88779100e76f32224d583bf00e1bc86f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05ab48ef30767d1a96c78823a39f03367f980280774f399226f73aaf272b53cb
[INFO] running `Command { std: "docker" "start" "-a" "05ab48ef30767d1a96c78823a39f03367f980280774f399226f73aaf272b53cb", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking hmbc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `timestamp`, `previous_hash`, and `content` are never read
[INFO] [stdout]   --> src/block.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Block {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  9 |     index: i64,
[INFO] [stdout] 10 |     timestamp: i64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     previous_hash: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 12 |     hash: String,
[INFO] [stdout] 13 |     content: BlockContent,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `timestamp`, `previous_hash`, and `content` are never used
[INFO] [stdout]   --> src/block.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Block {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn timestamp(&self) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn previous_hash(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn content(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]  --> src/block_content.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct BlockContent {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 3 |     content: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BlockContent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `content` is never used
[INFO] [stdout]   --> src/block_content.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl BlockContent {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn content(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `block` and `len` are never used
[INFO] [stdout]   --> src/blockchain.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Blockchain {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn block(&self, index: usize) -> Option<&Block> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `timestamp` is never read
[INFO] [stdout]   --> src/block.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Block {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout]  9 |     index: i64,
[INFO] [stdout] 10 |     timestamp: i64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `timestamp` is never used
[INFO] [stdout]   --> src/block.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Block {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn timestamp(&self) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "05ab48ef30767d1a96c78823a39f03367f980280774f399226f73aaf272b53cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05ab48ef30767d1a96c78823a39f03367f980280774f399226f73aaf272b53cb", kill_on_drop: false }`
[INFO] [stdout] 05ab48ef30767d1a96c78823a39f03367f980280774f399226f73aaf272b53cb