[INFO] cloning repository https://github.com/gvelim/CSX0003RUST [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gvelim/CSX0003RUST" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgvelim%2FCSX0003RUST", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgvelim%2FCSX0003RUST'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e7683f02145ac7fb9113f15af0569abfca32c1c5 [INFO] checking gvelim/CSX0003RUST against master#d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee for pr-127481-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgvelim%2FCSX0003RUST" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gvelim/CSX0003RUST on toolchain d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gvelim/CSX0003RUST [INFO] finished tweaking git repo https://github.com/gvelim/CSX0003RUST [INFO] tweaked toml for git repo https://github.com/gvelim/CSX0003RUST written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gvelim/CSX0003RUST 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" "+d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking gvelim/CSX0003RUST against try#3d1ad905b56a11961be37df7dc5e56be58204dd8 for pr-127481-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgvelim%2FCSX0003RUST" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gvelim/CSX0003RUST on toolchain 3d1ad905b56a11961be37df7dc5e56be58204dd8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gvelim/CSX0003RUST [INFO] finished tweaking git repo https://github.com/gvelim/CSX0003RUST [INFO] tweaked toml for git repo https://github.com/gvelim/CSX0003RUST written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/gvelim/CSX0003RUST 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" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "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 gvelim/CSX0003RUST against try#3d1ad905b56a11961be37df7dc5e56be58204dd8 for pr-127481-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgvelim%2FCSX0003RUST" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gvelim/CSX0003RUST on toolchain 3d1ad905b56a11961be37df7dc5e56be58204dd8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gvelim/CSX0003RUST [INFO] finished tweaking git repo https://github.com/gvelim/CSX0003RUST [INFO] tweaked toml for git repo https://github.com/gvelim/CSX0003RUST written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/gvelim/CSX0003RUST 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" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "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 hashbag v0.1.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ddc847afff0ce1a0a0b7189b7c5f3da4ef999e3251ec73ea8f6605ea35cbdf9f [INFO] running `Command { std: "docker" "start" "-a" "ddc847afff0ce1a0a0b7189b7c5f3da4ef999e3251ec73ea8f6605ea35cbdf9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ddc847afff0ce1a0a0b7189b7c5f3da4ef999e3251ec73ea8f6605ea35cbdf9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddc847afff0ce1a0a0b7189b7c5f3da4ef999e3251ec73ea8f6605ea35cbdf9f", kill_on_drop: false }` [INFO] [stdout] ddc847afff0ce1a0a0b7189b7c5f3da4ef999e3251ec73ea8f6605ea35cbdf9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6351f8e2ac71841d973fcc24f009d0e16550a5031338b080198900f5befe5f50 [INFO] running `Command { std: "docker" "start" "-a" "6351f8e2ac71841d973fcc24f009d0e16550a5031338b080198900f5befe5f50", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking hashbag v0.1.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking csx3 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `load_file_mst` is never used [INFO] [stdout] --> src/greedy/mod.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl Graph { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 50 | fn load_file_mst(&mut self, filename: &str) -> &mut Graph { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `min_spanning_tree` is never used [INFO] [stdout] --> src/greedy/mst.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait MinimumSpanningTree { [INFO] [stdout] | ------------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 9 | fn min_spanning_tree(&self, _:Self::Algo) -> Self::Output; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ClusterSet` is never constructed [INFO] [stdout] --> src/greedy/cluster.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct ClusterSet { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `spacing` and `crossing_edges` are never used [INFO] [stdout] --> src/greedy/cluster.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl ClusterSet { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 17 | fn spacing(&self) -> Edge { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn crossing_edges(&self) -> BinaryHeap{ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Clustering` is never used [INFO] [stdout] --> src/greedy/cluster.rs:37:7 [INFO] [stdout] | [INFO] [stdout] 37 | trait Clustering { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WIS` is never constructed [INFO] [stdout] --> src/dp/wis.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct WIS<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/dp/wis.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl WIS<'_> { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 10 | fn recursive(set: &[usize]) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn new(set: &[usize]) -> WIS { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn weight(&self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn elements(&self) -> impl Iterator + '_ { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | fn positions_in_set(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn to_binary_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | fn parse_graph(filename: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WISElemIter` is never constructed [INFO] [stdout] --> src/dp/wis.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | struct WISElemIter<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Object` is never constructed [INFO] [stdout] --> src/dp/knap.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Object { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `KnapSack` is never constructed [INFO] [stdout] --> src/dp/knap.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct KnapSack<'a> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `positions`, `elements`, `max_value`, and `parse` are never used [INFO] [stdout] --> src/dp/knap.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl KnapSack<'_> { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 23 | fn new(list: &[Object], capacity: usize ) -> KnapSack { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn positions(&self) -> impl Iterator + '_ { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn elements(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn max_value(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn parse(input: &str) -> Result<(usize,Vec),ParseIntError> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Coins` is never constructed [INFO] [stdout] --> src/dp/coin.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | struct Coins { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `combinations`, `iterative`, `get_coins_num`, `coins`, and `recursive` are never used [INFO] [stdout] --> src/dp/coin.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 67 | impl Coins { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 68 | fn combinations(&mut self, sum: usize, coins:&[usize]) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | fn iterative(sum: usize, coins:&[usize]) -> Coins { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | fn get_coins_num(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | fn coins(&self) -> impl Iterator + '_ { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | fn recursive(&mut self, sum: usize, coins:&[usize]) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CoinsIter` is never constructed [INFO] [stdout] --> src/dp/coin.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 135 | struct CoinsIter<'a > { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/dp/coin.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 140 | impl CoinsIter<'_> { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 141 | fn new(coins:&Coins) -> CoinsIter { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SquareSum` is never constructed [INFO] [stdout] --> src/dp/path.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct SquareSum<'a> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `path`, and `sum` are never used [INFO] [stdout] --> src/dp/path.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 28 | impl SquareSum<'_> { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 29 | fn new(path: &[Vec]) -> SquareSum { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn path(&self) -> impl Iterator + '_ { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | fn sum(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SquareSumIter` is never constructed [INFO] [stdout] --> src/dp/path.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | struct SquareSumIter<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/dp/path.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 54 | impl<'a> SquareSumIter<'a> { [INFO] [stdout] | -------------------------- associated function in this implementation [INFO] [stdout] 55 | fn new(ss:&'a SquareSum<'a>) -> SquareSumIter<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_subsequence_v1` is never used [INFO] [stdout] --> src/bin/leet.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn is_subsequence_v1(s: &str, t: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_subsequence_v2` is never used [INFO] [stdout] --> src/bin/leet.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn is_subsequence_v2(s: &str, t: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `num_matching_subseq` is never used [INFO] [stdout] --> src/bin/leet.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn num_matching_subseq(s: &str, words: &[&str]) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s [INFO] running `Command { std: "docker" "inspect" "6351f8e2ac71841d973fcc24f009d0e16550a5031338b080198900f5befe5f50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6351f8e2ac71841d973fcc24f009d0e16550a5031338b080198900f5befe5f50", kill_on_drop: false }` [INFO] [stdout] 6351f8e2ac71841d973fcc24f009d0e16550a5031338b080198900f5befe5f50