[INFO] fetching crate firespine 0.1.3...
[INFO] testing firespine-0.1.3 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate firespine 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate firespine 0.1.3
[INFO] finished tweaking crates.io crate firespine 0.1.3
[INFO] tweaked toml for crates.io crate firespine 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate firespine 0.1.3 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding downcast-rs v1.2.1 (available: v2.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dd180ffa729c59bf82ffed95215aa904d3ea803fc37a3033b4adbc8ad67bf3f
[INFO] running `Command { std: "docker" "start" "-a" "4dd180ffa729c59bf82ffed95215aa904d3ea803fc37a3033b4adbc8ad67bf3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dd180ffa729c59bf82ffed95215aa904d3ea803fc37a3033b4adbc8ad67bf3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd180ffa729c59bf82ffed95215aa904d3ea803fc37a3033b4adbc8ad67bf3f", kill_on_drop: false }`
[INFO] [stdout] 4dd180ffa729c59bf82ffed95215aa904d3ea803fc37a3033b4adbc8ad67bf3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 564dfb8af6bc72b87b804900f5b7d830fa6f2afe5cda3e76f3d4bc12036ba819
[INFO] running `Command { std: "docker" "start" "-a" "564dfb8af6bc72b87b804900f5b7d830fa6f2afe5cda3e76f3d4bc12036ba819", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling firespine v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_subcontext_before` is never used
[INFO] [stdout]    --> src/ctx.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 252 | impl Backbone {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:122:34
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                  ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:138:33
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_subcontext_after(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                 ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_subcontext_after(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:254:29
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn get_root_context(&mut self) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                             ^^^^^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn get_root_context(&mut self) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:271:24
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn get_context(&mut self) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                        ^^^^^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn get_context(&mut self) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:288:41
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                         ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "564dfb8af6bc72b87b804900f5b7d830fa6f2afe5cda3e76f3d4bc12036ba819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564dfb8af6bc72b87b804900f5b7d830fa6f2afe5cda3e76f3d4bc12036ba819", kill_on_drop: false }`
[INFO] [stdout] 564dfb8af6bc72b87b804900f5b7d830fa6f2afe5cda3e76f3d4bc12036ba819
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7878255b4bd098f545432110100216ed3f5e79723e6d3663b8facbe961bce156
[INFO] running `Command { std: "docker" "start" "-a" "7878255b4bd098f545432110100216ed3f5e79723e6d3663b8facbe961bce156", kill_on_drop: false }`
[INFO] [stderr]    Compiling firespine v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_subcontext_before` is never used
[INFO] [stdout]    --> src/ctx.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 252 | impl Backbone {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:122:34
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                  ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:138:33
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_subcontext_after(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                 ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_subcontext_after(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:254:29
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn get_root_context(&mut self) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                             ^^^^^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn get_root_context(&mut self) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:271:24
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn get_context(&mut self) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                        ^^^^^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn get_context(&mut self) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:288:41
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                         ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_subcontext_before` is never used
[INFO] [stdout]    --> src/ctx.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 252 | impl Backbone {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:122:34
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                  ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:138:33
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_subcontext_after(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                 ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_subcontext_after(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:254:29
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn get_root_context(&mut self) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                             ^^^^^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn get_root_context(&mut self) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:271:24
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn get_context(&mut self) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                        ^^^^^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn get_context(&mut self) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ctx.rs:288:41
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stdout]     |                                         ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "7878255b4bd098f545432110100216ed3f5e79723e6d3663b8facbe961bce156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7878255b4bd098f545432110100216ed3f5e79723e6d3663b8facbe961bce156", kill_on_drop: false }`
[INFO] [stdout] 7878255b4bd098f545432110100216ed3f5e79723e6d3663b8facbe961bce156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f315f13d04a386fce8b854a71d9e7b2c02f3674f440371d01019e3b20cb9d01c
[INFO] running `Command { std: "docker" "start" "-a" "f315f13d04a386fce8b854a71d9e7b2c02f3674f440371d01019e3b20cb9d01c", kill_on_drop: false }`
[INFO] [stderr] warning: method `get_subcontext_before` is never used
[INFO] [stderr]    --> src/ctx.rs:288:19
[INFO] [stderr]     |
[INFO] [stderr] 252 | impl Backbone {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ctx.rs:122:34
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stderr]     |                                  ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stderr]     |                                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ctx.rs:138:33
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn get_subcontext_after(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stderr]     |                                 ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                 |
[INFO] [stdout] 
[INFO] [stderr]     |                                 the lifetime is elided here
[INFO] [stdout] running 1 test
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn get_subcontext_after(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stderr]     |                                                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ctx.rs:254:29
[INFO] [stderr]     |
[INFO] [stderr] 254 |     pub fn get_root_context(&mut self) -> Option<OuterNodeContext> {
[INFO] [stderr]     |                             ^^^^^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 254 |     pub fn get_root_context(&mut self) -> Option<OuterNodeContext<'_>> {
[INFO] [stderr]     |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ctx.rs:271:24
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn get_context(&mut self) -> Option<OuterNodeContext> {
[INFO] [stderr]     |                        ^^^^^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn get_context(&mut self) -> Option<OuterNodeContext<'_>> {
[INFO] [stderr]     |                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ctx.rs:288:41
[INFO] [stderr]     |
[INFO] [stderr] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext> {
[INFO] [stderr]     |                                         ^^^^^^^^^                       ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                         |
[INFO] [stderr]     |                                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 288 |     pub(crate) fn get_subcontext_before(&mut self, at: usize) -> Option<OuterNodeContext<'_>> {
[INFO] [stderr]     |                                                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `firespine` (lib) generated 6 warnings (run `cargo fix --lib -p firespine` to apply 5 suggestions)
[INFO] [stderr] warning: `firespine` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/firespine-2899f9a47930b9df)
[INFO] [stdout] test node::cstore::test_cstore ... 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 firespine
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/node.rs - node::NodeHandler::handle_event (line 24) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/node.rs - node::NodeHandler::handle_event (line 24) stdout ----
[INFO] [stdout] error: `self` parameter is only allowed in associated functions
[INFO] [stdout]   --> src/node.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     &'e mut self,
[INFO] [stdout]    |     ^^^^^^^^^^^^ not semantically valid as function parameter
[INFO] [stdout]    |
[INFO] [stdout]    = note: associated functions are those in `impl` or `trait` definitions
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `EventWrapper` in this scope
[INFO] [stdout]   --> src/node.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |     event: &'e mut EventWrapper,
[INFO] [stdout]    |                    ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 24 + use firespine::event::EventWrapper;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `NodeContext` in this scope
[INFO] [stdout]   --> src/node.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |     context: &'e mut NodeContext,
[INFO] [stdout]    |                      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 24 + use firespine::ctx::NodeContext;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `MyEvent` in this scope
[INFO] [stdout]   --> src/node.rs:30:50
[INFO] [stdout]    |
[INFO] [stdout] 30 |     if let Some(my_event) = event.downcast_ref::<MyEvent>() {
[INFO] [stdout]    |                                                  ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn handle_event<'e, MyEvent>(
[INFO] [stdout]    |                   +++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `EventWrapper` in this scope
[INFO] [stdout]   --> src/lib.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |         event: &'e mut EventWrapper,
[INFO] [stdout]    |                        ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  9 + use firespine::event::EventWrapper;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `NodeContext` in this scope
[INFO] [stdout]   --> src/lib.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 |         context: &'e mut NodeContext,
[INFO] [stdout]    |                          ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  9 + use firespine::ctx::NodeContext;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Event` in this scope
[INFO] [stdout]   --> src/lib.rs:30:6
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Event for MyEvent {}
[INFO] [stdout]    |      ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout]  9 + use firespine::event::Event;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: trait `NodeHandler` is private
[INFO] [stdout]   --> src/lib.rs:9:27
[INFO] [stdout]    |
[INFO] [stdout]  9 | use firespine::{Backbone, NodeHandler};
[INFO] [stdout]    |                           ^^^^^^^^^^^ private trait
[INFO] [stdout]    |
[INFO] [stdout] note: the trait `NodeHandler` is defined here
[INFO] [stdout]   --> src/lib.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub(crate) use node::*;
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] help: import `NodeHandler` directly
[INFO] [stdout]    |
[INFO] [stdout]  9 | use firespine::{Backbone, firespine::node::NodeHandler};
[INFO] [stdout]    |                           +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0603.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout]     src/node.rs - node::NodeHandler::handle_event (line 24)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f315f13d04a386fce8b854a71d9e7b2c02f3674f440371d01019e3b20cb9d01c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f315f13d04a386fce8b854a71d9e7b2c02f3674f440371d01019e3b20cb9d01c", kill_on_drop: false }`
[INFO] [stdout] f315f13d04a386fce8b854a71d9e7b2c02f3674f440371d01019e3b20cb9d01c
