[INFO] fetching crate pairlock 0.1.0...
[INFO] building pairlock-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate pairlock 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pairlock 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pairlock 0.1.0
[INFO] tweaked toml for crates.io crate pairlock 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pairlock 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding crossbeam v0.3.2 (available: v0.8.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efee0da659b769b86f4441d6527e0f31ca77fcc71024695ebca0305e658ed4c4
[INFO] running `Command { std: "docker" "start" "-a" "efee0da659b769b86f4441d6527e0f31ca77fcc71024695ebca0305e658ed4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efee0da659b769b86f4441d6527e0f31ca77fcc71024695ebca0305e658ed4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efee0da659b769b86f4441d6527e0f31ca77fcc71024695ebca0305e658ed4c4", kill_on_drop: false }`
[INFO] [stdout] efee0da659b769b86f4441d6527e0f31ca77fcc71024695ebca0305e658ed4c4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec48112d6e14d934103ae43d707abb1e0fd7af66b7f8411a77d333421295d812
[INFO] running `Command { std: "docker" "start" "-a" "ec48112d6e14d934103ae43d707abb1e0fd7af66b7f8411a77d333421295d812", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling pairlock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> pairlock.rs:11:44
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::sync::atomic::{AtomicUsize,fence, spin_loop_hint};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> pairlock.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     spin_loop_hint();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> pairlock.rs:461:29
[INFO] [stdout]     |
[INFO] [stdout] 461 |         fmtr.write_str(self.description())
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> pairlock.rs:186:19
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn update(&self) -> UpdateGuard<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] 186 |     pub fn update(&self) -> UpdateGuard<'_, T> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> pairlock.rs:219:23
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn try_update(&self) -> Result<UpdateGuard<T>,TryUpdateError> {
[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] 219 |     pub fn try_update(&self) -> Result<UpdateGuard<'_, T>,TryUpdateError> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "ec48112d6e14d934103ae43d707abb1e0fd7af66b7f8411a77d333421295d812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec48112d6e14d934103ae43d707abb1e0fd7af66b7f8411a77d333421295d812", kill_on_drop: false }`
[INFO] [stdout] ec48112d6e14d934103ae43d707abb1e0fd7af66b7f8411a77d333421295d812
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b167d7c12c944aba74757608386ee491504531c5a6d5df40416cb7f5223b3dc6
[INFO] running `Command { std: "docker" "start" "-a" "b167d7c12c944aba74757608386ee491504531c5a6d5df40416cb7f5223b3dc6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> pairlock.rs:11:44
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::sync::atomic::{AtomicUsize,fence, spin_loop_hint};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> pairlock.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     spin_loop_hint();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> pairlock.rs:461:29
[INFO] [stdout]     |
[INFO] [stdout] 461 |         fmtr.write_str(self.description())
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> pairlock.rs:186:19
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn update(&self) -> UpdateGuard<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] 186 |     pub fn update(&self) -> UpdateGuard<'_, T> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> pairlock.rs:219:23
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn try_update(&self) -> Result<UpdateGuard<T>,TryUpdateError> {
[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] 219 |     pub fn try_update(&self) -> Result<UpdateGuard<'_, T>,TryUpdateError> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling pairlock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> pairlock.rs:11:44
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::sync::atomic::{AtomicUsize,fence, spin_loop_hint};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> pairlock.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     spin_loop_hint();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> tests.rs:5:48
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> tests.rs:81:33
[INFO] [stdout]    |
[INFO] [stdout] 81 |     static DROPS: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 81 -     static DROPS: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout] 81 +     static DROPS: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> pairlock.rs:461:29
[INFO] [stdout]     |
[INFO] [stdout] 461 |         fmtr.write_str(self.description())
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> pairlock.rs:186:19
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn update(&self) -> UpdateGuard<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] 186 |     pub fn update(&self) -> UpdateGuard<'_, T> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> pairlock.rs:219:23
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn try_update(&self) -> Result<UpdateGuard<T>,TryUpdateError> {
[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] 219 |     pub fn try_update(&self) -> Result<UpdateGuard<'_, T>,TryUpdateError> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bar` is never read
[INFO] [stdout]    --> tests.rs:114:16
[INFO] [stdout]     |
[INFO] [stdout] 114 |     struct Foo{bar:&'static str}
[INFO] [stdout]     |            --- ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Foo` has derived impls for the traits `Debug` and `Clone`, 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 `test` profile [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "b167d7c12c944aba74757608386ee491504531c5a6d5df40416cb7f5223b3dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b167d7c12c944aba74757608386ee491504531c5a6d5df40416cb7f5223b3dc6", kill_on_drop: false }`
[INFO] [stdout] b167d7c12c944aba74757608386ee491504531c5a6d5df40416cb7f5223b3dc6
