[INFO] fetching crate nitron-signals 0.1.1...
[INFO] testing nitron-signals-0.1.1 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate nitron-signals 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate nitron-signals 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nitron-signals 0.1.1
[INFO] tweaked toml for crates.io crate nitron-signals 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nitron-signals 0.1.1 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nitron-signals 0.1.1 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 937865833edc6d053d5e2f246dec41e9859fe819c2848667c88ff528579e3950
[INFO] running `Command { std: "docker" "start" "-a" "937865833edc6d053d5e2f246dec41e9859fe819c2848667c88ff528579e3950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "937865833edc6d053d5e2f246dec41e9859fe819c2848667c88ff528579e3950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "937865833edc6d053d5e2f246dec41e9859fe819c2848667c88ff528579e3950", kill_on_drop: false }`
[INFO] [stdout] 937865833edc6d053d5e2f246dec41e9859fe819c2848667c88ff528579e3950
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bf49ee1a59910a0068a55183fc268903d4625cbd9919ab532bd89bccf81d9d6
[INFO] running `Command { std: "docker" "start" "-a" "3bf49ee1a59910a0068a55183fc268903d4625cbd9919ab532bd89bccf81d9d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling nitron-signals v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `smallvec::SmallVec`
[INFO] [stdout]  --> src/globals/dependency_stack.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use smallvec::SmallVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_bump`
[INFO] [stdout]    --> src/node.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         parent_bump: &'static Bump,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_bump`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/node.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         f: F,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defined_at`
[INFO] [stdout]    --> src/node.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         defined_at: &'static Location<'static>,
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_bump`
[INFO] [stdout]    --> src/node.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let my_bump = Bump::new();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_bump`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_bump` is never used
[INFO] [stdout]   --> src/globals/effect_stack.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl EffectStackFrame {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] 18 |     /// Disposes all signals and returns a reset [`Bump`]
[INFO] [stdout] 19 |     pub fn into_bump(mut self) -> Bump {
[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 functions `new_frame` and `push_node_id` are never used
[INFO] [stdout]   --> src/globals/effect_stack.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl EffectStack {
[INFO] [stdout]    | ---------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn new_frame<F, T>(bump: Bump, f: F) -> (T, EffectStackFrame)
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn push_node_id(node_id: NodeId) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `defined_at` and `value` are never read
[INFO] [stdout]   --> src/node.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Node {
[INFO] [stdout]    |                   ---- fields in this struct
[INFO] [stdout]  9 |     pub defined_at: &'static Location<'static>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 10 |     pub is_dirty: bool,
[INFO] [stdout] 11 |     pub value: Box<'static, dyn Any>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Memo`, `Effect`, and `Stored` are never constructed
[INFO] [stdout]   --> src/node.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) enum NodeInner {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     Memo(NodeMemo),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     Effect(NodeEffect),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 21 |     Stored(NodeStored),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stack_frame` and `runner` are never read
[INFO] [stdout]   --> src/node.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) struct NodeEffect {
[INFO] [stdout]    |                   ---------- fields in this struct
[INFO] [stdout] 31 |     stack_frame: EffectStackFrame,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 32 |     runner: Box<'static, dyn Fn()>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "3bf49ee1a59910a0068a55183fc268903d4625cbd9919ab532bd89bccf81d9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf49ee1a59910a0068a55183fc268903d4625cbd9919ab532bd89bccf81d9d6", kill_on_drop: false }`
[INFO] [stdout] 3bf49ee1a59910a0068a55183fc268903d4625cbd9919ab532bd89bccf81d9d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a48579b34c5ac3c85cb50a6211eea1e61be315fe5fb194f6c08ba30989e8292
[INFO] running `Command { std: "docker" "start" "-a" "9a48579b34c5ac3c85cb50a6211eea1e61be315fe5fb194f6c08ba30989e8292", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `smallvec::SmallVec`
[INFO] [stdout]  --> src/globals/dependency_stack.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use smallvec::SmallVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_bump`
[INFO] [stdout]    --> src/node.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         parent_bump: &'static Bump,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_bump`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/node.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         f: F,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defined_at`
[INFO] [stdout]    --> src/node.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         defined_at: &'static Location<'static>,
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_bump`
[INFO] [stdout]    --> src/node.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let my_bump = Bump::new();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_bump`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_bump` is never used
[INFO] [stdout]   --> src/globals/effect_stack.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl EffectStackFrame {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] 18 |     /// Disposes all signals and returns a reset [`Bump`]
[INFO] [stdout] 19 |     pub fn into_bump(mut self) -> Bump {
[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 functions `new_frame` and `push_node_id` are never used
[INFO] [stdout]   --> src/globals/effect_stack.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl EffectStack {
[INFO] [stdout]    | ---------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn new_frame<F, T>(bump: Bump, f: F) -> (T, EffectStackFrame)
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn push_node_id(node_id: NodeId) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `defined_at` and `value` are never read
[INFO] [stdout]   --> src/node.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Node {
[INFO] [stdout]    |                   ---- fields in this struct
[INFO] [stdout]  9 |     pub defined_at: &'static Location<'static>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 10 |     pub is_dirty: bool,
[INFO] [stdout] 11 |     pub value: Box<'static, dyn Any>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Memo`, `Effect`, and `Stored` are never constructed
[INFO] [stdout]   --> src/node.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) enum NodeInner {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     Memo(NodeMemo),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     Effect(NodeEffect),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 21 |     Stored(NodeStored),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stack_frame` and `runner` are never read
[INFO] [stdout]   --> src/node.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) struct NodeEffect {
[INFO] [stdout]    |                   ---------- fields in this struct
[INFO] [stdout] 31 |     stack_frame: EffectStackFrame,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 32 |     runner: Box<'static, dyn Fn()>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nitron-signals v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `smallvec::SmallVec`
[INFO] [stdout]  --> src/globals/dependency_stack.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use smallvec::SmallVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_bump`
[INFO] [stdout]    --> src/node.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         parent_bump: &'static Bump,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_bump`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/node.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         f: F,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defined_at`
[INFO] [stdout]    --> src/node.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         defined_at: &'static Location<'static>,
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_bump`
[INFO] [stdout]    --> src/node.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let my_bump = Bump::new();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_bump`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_bump` is never used
[INFO] [stdout]   --> src/globals/effect_stack.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl EffectStackFrame {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] 18 |     /// Disposes all signals and returns a reset [`Bump`]
[INFO] [stdout] 19 |     pub fn into_bump(mut self) -> Bump {
[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 functions `new_frame` and `push_node_id` are never used
[INFO] [stdout]   --> src/globals/effect_stack.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl EffectStack {
[INFO] [stdout]    | ---------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn new_frame<F, T>(bump: Bump, f: F) -> (T, EffectStackFrame)
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn push_node_id(node_id: NodeId) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `defined_at` and `value` are never read
[INFO] [stdout]   --> src/node.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Node {
[INFO] [stdout]    |                   ---- fields in this struct
[INFO] [stdout]  9 |     pub defined_at: &'static Location<'static>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 10 |     pub is_dirty: bool,
[INFO] [stdout] 11 |     pub value: Box<'static, dyn Any>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Memo`, `Effect`, and `Stored` are never constructed
[INFO] [stdout]   --> src/node.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) enum NodeInner {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     Memo(NodeMemo),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     Effect(NodeEffect),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 21 |     Stored(NodeStored),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stack_frame` and `runner` are never read
[INFO] [stdout]   --> src/node.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) struct NodeEffect {
[INFO] [stdout]    |                   ---------- fields in this struct
[INFO] [stdout] 31 |     stack_frame: EffectStackFrame,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 32 |     runner: Box<'static, dyn Fn()>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "9a48579b34c5ac3c85cb50a6211eea1e61be315fe5fb194f6c08ba30989e8292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a48579b34c5ac3c85cb50a6211eea1e61be315fe5fb194f6c08ba30989e8292", kill_on_drop: false }`
[INFO] [stdout] 9a48579b34c5ac3c85cb50a6211eea1e61be315fe5fb194f6c08ba30989e8292
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0525a9f91f4f3647ca62d870c8279cb485ab4534c67f3f1f6e3c160752cef99
[INFO] running `Command { std: "docker" "start" "-a" "a0525a9f91f4f3647ca62d870c8279cb485ab4534c67f3f1f6e3c160752cef99", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `smallvec::SmallVec`
[INFO] [stderr]  --> src/globals/dependency_stack.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use smallvec::SmallVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_bump`
[INFO] [stderr]    --> src/node.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |         parent_bump: &'static Bump,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_bump`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/node.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         f: F,
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `defined_at`
[INFO] [stderr]    --> src/node.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |         defined_at: &'static Location<'static>,
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_at`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `my_bump`
[INFO] [stderr]    --> src/node.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let my_bump = Bump::new();
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_bump`
[INFO] [stderr] 
[INFO] [stderr] warning: method `into_bump` is never used
[INFO] [stderr]   --> src/globals/effect_stack.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl EffectStackFrame {
[INFO] [stderr]    | --------------------- method in this implementation
[INFO] [stderr] 18 |     /// Disposes all signals and returns a reset [`Bump`]
[INFO] [stderr] 19 |     pub fn into_bump(mut self) -> Bump {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new_frame` and `push_node_id` are never used
[INFO] [stderr]   --> src/globals/effect_stack.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | impl EffectStack {
[INFO] [stderr]    | ---------------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 58 |     pub fn new_frame<F, T>(bump: Bump, f: F) -> (T, EffectStackFrame)
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 89 |     pub fn push_node_id(node_id: NodeId) {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `defined_at` and `value` are never read
[INFO] [stderr]   --> src/node.rs:9:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub(crate) struct Node {
[INFO] [stderr]    |                   ---- fields in this struct
[INFO] [stderr]  9 |     pub defined_at: &'static Location<'static>,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 10 |     pub is_dirty: bool,
[INFO] [stderr] 11 |     pub value: Box<'static, dyn Any>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Memo`, `Effect`, and `Stored` are never constructed
[INFO] [stderr]   --> src/node.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub(crate) enum NodeInner {
[INFO] [stderr]    |                 --------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 19 |     Memo(NodeMemo),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 20 |     Effect(NodeEffect),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 21 |     Stored(NodeStored),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `stack_frame` and `runner` are never read
[INFO] [stderr]   --> src/node.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub(crate) struct NodeEffect {
[INFO] [stderr]    |                   ---------- fields in this struct
[INFO] [stderr] 31 |     stack_frame: EffectStackFrame,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 32 |     runner: Box<'static, dyn Fn()>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nitron-signals` (lib) generated 10 warnings (run `cargo fix --lib -p nitron-signals` to apply 5 suggestions)
[INFO] [stderr] warning: `nitron-signals` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nitron_signals-f927cf341f3ce29a)
[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] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-6fd5ceb79ec45ea3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nitron_signals
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.31s; merged doctests compilation took 0.31s
[INFO] running `Command { std: "docker" "inspect" "a0525a9f91f4f3647ca62d870c8279cb485ab4534c67f3f1f6e3c160752cef99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0525a9f91f4f3647ca62d870c8279cb485ab4534c67f3f1f6e3c160752cef99", kill_on_drop: false }`
[INFO] [stdout] a0525a9f91f4f3647ca62d870c8279cb485ab4534c67f3f1f6e3c160752cef99
