[INFO] fetching crate priority-queue-rs 0.1.26... [INFO] testing priority-queue-rs-0.1.26 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate priority-queue-rs 0.1.26 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate priority-queue-rs 0.1.26 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate priority-queue-rs 0.1.26 [INFO] finished tweaking crates.io crate priority-queue-rs 0.1.26 [INFO] tweaked toml for crates.io crate priority-queue-rs 0.1.26 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee8a9b5677868d0fdda3e26856e6967f61aaf4898628952c87d3d624fddcacbc [INFO] running `Command { std: "docker" "start" "-a" "ee8a9b5677868d0fdda3e26856e6967f61aaf4898628952c87d3d624fddcacbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee8a9b5677868d0fdda3e26856e6967f61aaf4898628952c87d3d624fddcacbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee8a9b5677868d0fdda3e26856e6967f61aaf4898628952c87d3d624fddcacbc", kill_on_drop: false }` [INFO] [stdout] ee8a9b5677868d0fdda3e26856e6967f61aaf4898628952c87d3d624fddcacbc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e9e2fb6e7cf647aebf06d76f19c90f64cc86c02e642af049b0316b3bdcc6ef3 [INFO] running `Command { std: "docker" "start" "-a" "2e9e2fb6e7cf647aebf06d76f19c90f64cc86c02e642af049b0316b3bdcc6ef3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling priority-queue-rs v0.1.26 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `priority` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub priority: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub value: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn new(priority: u32, value: T) -> PriorityQueueNode { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PriorityQueue` [INFO] [stdout] --> src/lib.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct PriorityQueue where T: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new() -> PriorityQueue { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/lib.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek` [INFO] [stdout] --> src/lib.rs:89:12 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn peek(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push` [INFO] [stdout] --> src/lib.rs:96:12 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn push(&mut self, priority: u32, value: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "2e9e2fb6e7cf647aebf06d76f19c90f64cc86c02e642af049b0316b3bdcc6ef3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e9e2fb6e7cf647aebf06d76f19c90f64cc86c02e642af049b0316b3bdcc6ef3", kill_on_drop: false }` [INFO] [stdout] 2e9e2fb6e7cf647aebf06d76f19c90f64cc86c02e642af049b0316b3bdcc6ef3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0eb518a55fce04c197eae71d1e5b2c3ec3d1899a02b6b242b40e75dcea7db69 [INFO] running `Command { std: "docker" "start" "-a" "e0eb518a55fce04c197eae71d1e5b2c3ec3d1899a02b6b242b40e75dcea7db69", kill_on_drop: false }` [INFO] [stdout] warning: field is never read: `priority` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub priority: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling priority-queue-rs v0.1.26 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub value: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn new(priority: u32, value: T) -> PriorityQueueNode { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PriorityQueue` [INFO] [stdout] --> src/lib.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct PriorityQueue where T: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new() -> PriorityQueue { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/lib.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek` [INFO] [stdout] --> src/lib.rs:89:12 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn peek(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push` [INFO] [stdout] --> src/lib.rs:96:12 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn push(&mut self, priority: u32, value: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `priority` [INFO] [stdout] --> src/lib.rs:137:13 [INFO] [stdout] | [INFO] [stdout] 137 | for priority in 0..10 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_priority` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "e0eb518a55fce04c197eae71d1e5b2c3ec3d1899a02b6b242b40e75dcea7db69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0eb518a55fce04c197eae71d1e5b2c3ec3d1899a02b6b242b40e75dcea7db69", kill_on_drop: false }` [INFO] [stdout] e0eb518a55fce04c197eae71d1e5b2c3ec3d1899a02b6b242b40e75dcea7db69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 52ea8205260bf2a08e8975b3afada3175c0e582836bd1f1adf0693dcfcc41a82 [INFO] running `Command { std: "docker" "start" "-a" "52ea8205260bf2a08e8975b3afada3175c0e582836bd1f1adf0693dcfcc41a82", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `priority` [INFO] [stderr] --> src/lib.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | pub priority: u32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | pub value: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/lib.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn new(priority: u32, value: T) -> PriorityQueueNode { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `PriorityQueue` [INFO] [stderr] --> src/lib.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | struct PriorityQueue where T: Sized { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/lib.rs:27:12 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn new() -> PriorityQueue { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pop` [INFO] [stderr] --> src/lib.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn pop(&mut self) -> Option { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek` [INFO] [stderr] --> src/lib.rs:89:12 [INFO] [stderr] | [INFO] [stderr] 89 | pub fn peek(&mut self) -> Option<&mut T> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `push` [INFO] [stderr] --> src/lib.rs:96:12 [INFO] [stderr] | [INFO] [stderr] 96 | pub fn push(&mut self, priority: u32, value: T) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `priority-queue-rs` (lib) generated 8 warnings [INFO] [stderr] warning: unused variable: `priority` [INFO] [stderr] --> src/lib.rs:137:13 [INFO] [stderr] | [INFO] [stderr] 137 | for priority in 0..10 { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_priority` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `priority-queue-rs` (lib test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/priority_queue_rs-053f5710d8f42236) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::main ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Doc-tests priority-queue-rs [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" "52ea8205260bf2a08e8975b3afada3175c0e582836bd1f1adf0693dcfcc41a82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52ea8205260bf2a08e8975b3afada3175c0e582836bd1f1adf0693dcfcc41a82", kill_on_drop: false }` [INFO] [stdout] 52ea8205260bf2a08e8975b3afada3175c0e582836bd1f1adf0693dcfcc41a82