[INFO] fetching crate ruwren 0.4.10...
[INFO] checking ruwren-0.4.10 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate ruwren 0.4.10 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ruwren 0.4.10
[INFO] finished tweaking crates.io crate ruwren 0.4.10
[INFO] tweaked toml for crates.io crate ruwren 0.4.10 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruwren 0.4.10 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruwren 0.4.10 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded home v0.5.5
[INFO] [stderr]   Downloaded ruwren-macros v0.4.10
[INFO] [stderr]   Downloaded ruwren-sys v0.4.10
[INFO] [stderr]   Downloaded winnow v0.5.28
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db088f669f4d786546bf10d8f5ac57fdece6d92cf2d5b21915f4500466d8b164
[INFO] running `Command { std: "docker" "start" "-a" "db088f669f4d786546bf10d8f5ac57fdece6d92cf2d5b21915f4500466d8b164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db088f669f4d786546bf10d8f5ac57fdece6d92cf2d5b21915f4500466d8b164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db088f669f4d786546bf10d8f5ac57fdece6d92cf2d5b21915f4500466d8b164", kill_on_drop: false }`
[INFO] [stdout] db088f669f4d786546bf10d8f5ac57fdece6d92cf2d5b21915f4500466d8b164
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1581e0b9e020ac25960b737328ea18b38573d09c8a4bc90f926283079060ae4e
[INFO] running `Command { std: "docker" "start" "-a" "1581e0b9e020ac25960b737328ea18b38573d09c8a4bc90f926283079060ae4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling winnow v0.5.28
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v2.0.40
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling deluxe-core v0.5.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling bindgen v0.69.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling deluxe-macros v0.5.0
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]    Compiling deluxe v0.5.0
[INFO] [stderr]    Compiling ruwren-macros v0.4.10
[INFO] [stderr]    Compiling ruwren-sys v0.4.10
[INFO] [stderr]     Checking ruwren v0.4.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:459:28
[INFO] [stdout]     |
[INFO] [stdout] 459 |     pub fn get_slot_handle(&self, slot: SlotId) -> Rc<Handle> {
[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] 459 |     pub fn get_slot_handle(&self, slot: SlotId) -> Rc<Handle<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:475:29
[INFO] [stdout]     |
[INFO] [stdout] 475 |     pub fn make_call_handle(&self, signature: FunctionSignature) -> Rc<FunctionHandle> {
[INFO] [stdout]     |                             ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 475 |     pub fn make_call_handle(&self, signature: FunctionSignature) -> Rc<FunctionHandle<'_>> {
[INFO] [stdout]     |                                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:459:28
[INFO] [stdout]     |
[INFO] [stdout] 459 |     pub fn get_slot_handle(&self, slot: SlotId) -> Rc<Handle> {
[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] 459 |     pub fn get_slot_handle(&self, slot: SlotId) -> Rc<Handle<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:475:29
[INFO] [stdout]     |
[INFO] [stdout] 475 |     pub fn make_call_handle(&self, signature: FunctionSignature) -> Rc<FunctionHandle> {
[INFO] [stdout]     |                             ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 475 |     pub fn make_call_handle(&self, signature: FunctionSignature) -> Rc<FunctionHandle<'_>> {
[INFO] [stdout]     |                                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Unit` is never constructed
[INFO] [stdout]  --> examples/v2_integration.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     struct Unit;
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NewType` is never constructed
[INFO] [stdout]   --> examples/v2_integration.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct NewType(u8);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tuple` is never constructed
[INFO] [stdout]   --> examples/v2_integration.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     struct Tuple(u8, u8, #[wren(static_member)] u8, u8);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "1581e0b9e020ac25960b737328ea18b38573d09c8a4bc90f926283079060ae4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1581e0b9e020ac25960b737328ea18b38573d09c8a4bc90f926283079060ae4e", kill_on_drop: false }`
[INFO] [stdout] 1581e0b9e020ac25960b737328ea18b38573d09c8a4bc90f926283079060ae4e
