[INFO] cloning repository https://github.com/elliottyoon/clock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elliottyoon/clock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliottyoon%2Fclock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliottyoon%2Fclock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52a4779f0abd9baee103240be9711e77f7f4d2da
[INFO] checking elliottyoon/clock against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliottyoon%2Fclock" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/elliottyoon/clock
[INFO] finished tweaking git repo https://github.com/elliottyoon/clock
[INFO] tweaked toml for git repo https://github.com/elliottyoon/clock written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elliottyoon/clock on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/elliottyoon/clock 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking elliottyoon/clock against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliottyoon%2Fclock" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/elliottyoon/clock
[INFO] finished tweaking git repo https://github.com/elliottyoon/clock
[INFO] tweaked toml for git repo https://github.com/elliottyoon/clock written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elliottyoon/clock on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/elliottyoon/clock 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 rsntp v4.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54
[INFO] running `Command { std: "docker" "start" "a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54", 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" "a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]     Checking rsntp v4.0.0
[INFO] [stderr]     Checking clock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/vector_clock.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | / impl<K, V> VectorClock<K, V>
[INFO] [stdout] 35 | | where
[INFO] [stdout] 36 | |     K: Eq + std::hash::Hash + Clone,
[INFO] [stdout] 37 | |     V: Add<V, Output = V> + From<u8> + Ord + Default + Clone,
[INFO] [stdout]    | |_____________________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |       fn get(&self, key: &K) -> V {
[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 `IntervalTreeClock` is never constructed
[INFO] [stdout]   --> src/interval_tree_clock.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct IntervalTreeClock {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `sync`, `fork`, `bump`, `send`, and `receive` are never used
[INFO] [stdout]   --> src/interval_tree_clock.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl IntervalTreeClock {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 36 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn sync(first: &Self, second: &Self) -> (Self, Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn fork(&self) -> (Self, Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn bump(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn send(&mut self) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn receive(&mut self, incoming_clock: &Self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Stamp` is never constructed
[INFO] [stdout]    --> src/interval_tree_clock.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | struct Stamp {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/interval_tree_clock.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Stamp {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] 116 |     fn new(id: Id, event: Event) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     fn new_from_rcs(id: &Rc<Id>, event: &Rc<Event>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn seed() -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     fn fork(&self) -> (Self, Self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     fn peek(&self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     fn event(&self) -> Self {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 260 |     fn join(&self, other: &Self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     fn norm(&self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 274 |     fn leq(&self, other: &Self) -> bool {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Id` is never used
[INFO] [stdout]    --> src/interval_tree_clock.rs:280:6
[INFO] [stdout]     |
[INFO] [stdout] 280 | enum Id {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `split`, `sum`, and `norm` are never used
[INFO] [stdout]    --> src/interval_tree_clock.rs:291:8
[INFO] [stdout]     |
[INFO] [stdout] 290 | impl Id {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] 291 |     fn split(&self) -> (Self, Self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 326 |     fn sum(&self, other: &Self) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 343 |     fn norm(&self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Event` is never used
[INFO] [stdout]    --> src/interval_tree_clock.rs:373:6
[INFO] [stdout]     |
[INFO] [stdout] 373 | enum Event {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/interval_tree_clock.rs:400:8
[INFO] [stdout]     |
[INFO] [stdout] 398 | impl Event {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] 399 |     #[inline]
[INFO] [stdout] 400 |     fn split_from(n: &u32) -> Event {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 404 |     fn join(&self, other: &Self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 423 |     fn norm(&self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 445 |     fn lift(&self, m: u32) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 452 |     fn sink(&self, m: u32) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 461 |     fn min(&self) -> u32 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 469 |     fn max(&self) -> u32 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 483 |     fn leq(&self, other: &Self) -> bool {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/vector_clock.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | / impl<K, V> VectorClock<K, V>
[INFO] [stdout] 35 | | where
[INFO] [stdout] 36 | |     K: Eq + std::hash::Hash + Clone,
[INFO] [stdout] 37 | |     V: Add<V, Output = V> + From<u8> + Ord + Default + Clone,
[INFO] [stdout]    | |_____________________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |       fn get(&self, key: &K) -> V {
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `sync`, and `fork` are never used
[INFO] [stdout]   --> src/interval_tree_clock.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl IntervalTreeClock {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 36 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn sync(first: &Self, second: &Self) -> (Self, Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn fork(&self) -> (Self, Self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `seed`, `fork`, and `norm` are never used
[INFO] [stdout]    --> src/interval_tree_clock.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Stamp {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn seed() -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     fn fork(&self) -> (Self, Self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     fn norm(&self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `split` is never used
[INFO] [stdout]    --> src/interval_tree_clock.rs:291:8
[INFO] [stdout]     |
[INFO] [stdout] 290 | impl Id {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] 291 |     fn split(&self) -> (Self, Self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54", kill_on_drop: false }`
[INFO] [stdout] a5ce26b6a55bd8783702914613fc78d951ee7b0a5d1df64e3284b52129625d54
