[INFO] fetching crate blackbox_core 0.1.1...
[INFO] checking blackbox_core-0.1.1 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate blackbox_core 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate blackbox_core 0.1.1
[INFO] finished tweaking crates.io crate blackbox_core 0.1.1
[INFO] tweaked toml for crates.io crate blackbox_core 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blackbox_core 0.1.1 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding colored v2.2.0 (available: v3.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4989586ce02edd5d75d56a3f24acfed2d447f0860510bc30f67fdc0f6d4e2609
[INFO] running `Command { std: "docker" "start" "-a" "4989586ce02edd5d75d56a3f24acfed2d447f0860510bc30f67fdc0f6d4e2609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4989586ce02edd5d75d56a3f24acfed2d447f0860510bc30f67fdc0f6d4e2609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4989586ce02edd5d75d56a3f24acfed2d447f0860510bc30f67fdc0f6d4e2609", kill_on_drop: false }`
[INFO] [stdout] 4989586ce02edd5d75d56a3f24acfed2d447f0860510bc30f67fdc0f6d4e2609
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fad4422d98e896f55f028c62e46be415b9e96052f2597ba7cb040258e63142b5
[INFO] running `Command { std: "docker" "start" "-a" "fad4422d98e896f55f028c62e46be415b9e96052f2597ba7cb040258e63142b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling linkme-impl v0.3.33
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking colored v2.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking uuid v1.18.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking linkme v0.3.33
[INFO] [stderr]    Compiling blackbox_cast_codegen v0.1.1
[INFO] [stderr]    Compiling blackbox_core_codegen v0.1.1
[INFO] [stderr]     Checking blackbox_cast v0.1.1
[INFO] [stderr]     Checking blackbox_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/lazy.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Lazy<T>(Arc<T>);
[INFO] [stdout]   |            ----    ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/lazy.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Lazy<T>(Arc<T>);
[INFO] [stdout]   |            ----    ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reference_mut.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn as_ref(&self) -> RefMutRef<T> {
[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] 22 |     pub fn as_ref(&self) -> RefMutRef<'_, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reference_mut.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn as_mut(&self) -> RefMutRefMut<T> {
[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] 26 |     pub fn as_mut(&self) -> RefMutRefMut<'_, T> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reference_mut.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn as_ref(&self) -> RefMutRef<T> {
[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] 22 |     pub fn as_ref(&self) -> RefMutRef<'_, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reference_mut.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn as_mut(&self) -> RefMutRefMut<T> {
[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] 26 |     pub fn as_mut(&self) -> RefMutRefMut<'_, T> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.21s
[INFO] running `Command { std: "docker" "inspect" "fad4422d98e896f55f028c62e46be415b9e96052f2597ba7cb040258e63142b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad4422d98e896f55f028c62e46be415b9e96052f2597ba7cb040258e63142b5", kill_on_drop: false }`
[INFO] [stdout] fad4422d98e896f55f028c62e46be415b9e96052f2597ba7cb040258e63142b5
