[INFO] fetching crate armature 0.1.1...
[INFO] checking armature-0.1.1 against 1.95.0 for pr-155915
[INFO] extracting crate armature 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate armature 0.1.1
[INFO] finished tweaking crates.io crate armature 0.1.1
[INFO] tweaked toml for crates.io crate armature 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate armature 0.1.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate armature 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-executor v0.3.15
[INFO] [stderr]   Downloaded futures-channel v0.3.15
[INFO] [stderr]   Downloaded armature-macro v0.1.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded futures-macro v0.3.15
[INFO] [stderr]   Downloaded futures-task v0.3.15
[INFO] [stderr]   Downloaded futures-core v0.3.15
[INFO] [stderr]   Downloaded futures-sink v0.3.15
[INFO] [stderr]   Downloaded futures v0.3.15
[INFO] [stderr]   Downloaded socket2 v0.4.0
[INFO] [stderr]   Downloaded futures-util v0.3.15
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] [stderr]   Downloaded futures-io v0.3.15
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6898ff3844e988d4ea45918e7c5d9d245dbffc4b477f45c92b0377042dd6a5ae
[INFO] running `Command { std: "docker" "start" "-a" "6898ff3844e988d4ea45918e7c5d9d245dbffc4b477f45c92b0377042dd6a5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6898ff3844e988d4ea45918e7c5d9d245dbffc4b477f45c92b0377042dd6a5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6898ff3844e988d4ea45918e7c5d9d245dbffc4b477f45c92b0377042dd6a5ae", kill_on_drop: false }`
[INFO] [stdout] 6898ff3844e988d4ea45918e7c5d9d245dbffc4b477f45c92b0377042dd6a5ae
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18e22ddd9bd131eb46b85a3d4df99a0cfac9c264a69920ef789a2969394b0915
[INFO] running `Command { std: "docker" "start" "-a" "18e22ddd9bd131eb46b85a3d4df99a0cfac9c264a69920ef789a2969394b0915", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling armature-macro v0.1.0
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking armature v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/event.rs:32:50
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn try_into_attach_event(self) -> Result<Box<(dyn Handler<Event = Self::Event, Sig = Self::Sig>)>, &'static str>;
[INFO] [stdout]    |                                                  ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -     fn try_into_attach_event(self) -> Result<Box<(dyn Handler<Event = Self::Event, Sig = Self::Sig>)>, &'static str>;
[INFO] [stdout] 32 +     fn try_into_attach_event(self) -> Result<Box<dyn Handler<Event = Self::Event, Sig = Self::Sig> >, &'static str>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/event.rs:32:50
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn try_into_attach_event(self) -> Result<Box<(dyn Handler<Event = Self::Event, Sig = Self::Sig>)>, &'static str>;
[INFO] [stdout]    |                                                  ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -     fn try_into_attach_event(self) -> Result<Box<(dyn Handler<Event = Self::Event, Sig = Self::Sig>)>, &'static str>;
[INFO] [stdout] 32 +     fn try_into_attach_event(self) -> Result<Box<dyn Handler<Event = Self::Event, Sig = Self::Sig> >, &'static str>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/stator.rs:185:22
[INFO] [stdout]     |
[INFO] [stdout] 185 |         for event in queue.pop_front() {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 185 -         for event in queue.pop_front() {
[INFO] [stdout] 185 +         while let Some(event) = queue.pop_front() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 185 -         for event in queue.pop_front() {
[INFO] [stdout] 185 +         if let Some(event) = queue.pop_front() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/stator.rs:185:22
[INFO] [stdout]     |
[INFO] [stdout] 185 |         for event in queue.pop_front() {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 185 -         for event in queue.pop_front() {
[INFO] [stdout] 185 +         while let Some(event) = queue.pop_front() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 185 -         for event in queue.pop_front() {
[INFO] [stdout] 185 +         if let Some(event) = queue.pop_front() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> tests/store_test.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Position {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 18 |     x: isize,
[INFO] [stdout]    |     ^
[INFO] [stdout] 19 |     y: isize
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Position` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.23s
[INFO] running `Command { std: "docker" "inspect" "18e22ddd9bd131eb46b85a3d4df99a0cfac9c264a69920ef789a2969394b0915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e22ddd9bd131eb46b85a3d4df99a0cfac9c264a69920ef789a2969394b0915", kill_on_drop: false }`
[INFO] [stdout] 18e22ddd9bd131eb46b85a3d4df99a0cfac9c264a69920ef789a2969394b0915
