[INFO] cloning repository https://github.com/mikeleppane/Crust-of-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mikeleppane/Crust-of-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeleppane%2FCrust-of-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeleppane%2FCrust-of-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4e5a00ce068794a2fef0b86a454ab48e44f4764
[INFO] testing mikeleppane/Crust-of-Rust against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeleppane%2FCrust-of-Rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mikeleppane/Crust-of-Rust on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mikeleppane/Crust-of-Rust
[INFO] finished tweaking git repo https://github.com/mikeleppane/Crust-of-Rust
[INFO] tweaked toml for git repo https://github.com/mikeleppane/Crust-of-Rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mikeleppane/Crust-of-Rust 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_assertions v1.3.0
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92a65dd4a705930706a33ee45d3d3393767ce97e75770fd7005fb75fe5eb7ffa
[INFO] running `Command { std: "docker" "start" "-a" "92a65dd4a705930706a33ee45d3d3393767ce97e75770fd7005fb75fe5eb7ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a65dd4a705930706a33ee45d3d3393767ce97e75770fd7005fb75fe5eb7ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a65dd4a705930706a33ee45d3d3393767ce97e75770fd7005fb75fe5eb7ffa", kill_on_drop: false }`
[INFO] [stdout] 92a65dd4a705930706a33ee45d3d3393767ce97e75770fd7005fb75fe5eb7ffa
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ce64488bdbd5bb96e36d50fd2b96248e5d415e8261191e2f9cf9f448fc9f074
[INFO] running `Command { std: "docker" "start" "-a" "6ce64488bdbd5bb96e36d50fd2b96248e5d415e8261191e2f9cf9f448fc9f074", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling crust-of-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `LOCKED` is never used
[INFO] [stdout]  --> src/atomics_and_memory_ordering/atomics.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const LOCKED: bool = true;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNLOCKED` is never used
[INFO] [stdout]  --> src/atomics_and_memory_ordering/atomics.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const UNLOCKED: bool = false;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyMutex` is never constructed
[INFO] [stdout]  --> src/atomics_and_memory_ordering/atomics.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct MyMutex<T> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `with_lock` are never used
[INFO] [stdout]   --> src/atomics_and_memory_ordering/atomics.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<T> MyMutex<T> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(t: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn with_lock<R>(&self, f: impl FnOnce(&mut T) -> R) -> R {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send` is never used
[INFO] [stdout]   --> src/channels/panama.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl<T> Sender<T> {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 33 |     pub fn send(&mut self, t: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `channel` is never used
[INFO] [stdout]   --> src/channels/panama.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn channel<T>() -> (Sender<T>, Receiver<T>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `hei` and `not_ok` are never used
[INFO] [stdout]  --> src/dispatch_and_fat_pointers/main.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Hei {
[INFO] [stdout]   |           --- associated items in this trait
[INFO] [stdout] 2 |     fn hei(&self);
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 3 |
[INFO] [stdout] 4 |     fn not_ok()
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strlen` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn strlen(s: impl AsRef<str>) -> usize {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strlen_dyn` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn strlen_dyn(s: Box<dyn AsRef<str>>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bool_then` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn bool_then<T>(b: bool, f: impl FnOnce() -> T) -> Option<T> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HeiAsRef` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub trait HeiAsRef: Hei + AsRef<str> {}
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `baz` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn baz(s: &dyn HeiAsRef) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `slice_of_trait_object` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn slice_of_trait_object(v: &[&dyn AsRef<str>]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn main() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `ny` is never used
[INFO] [stdout]   --> src/drop_check/boks.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl<T> Boks<T> {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 32 |     pub fn ny(t: T) -> Self {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `our_flatten` is never used
[INFO] [stdout]  --> src/iterators/iterator.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait IteratorExt: Iterator + Sized {
[INFO] [stdout]   |           ----------- method in this trait
[INFO] [stdout] 2 |     fn our_flatten(self) -> Flatten<Self>
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strtok` is never used
[INFO] [stdout]  --> src/subtyping_and_variance/strtok.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn strtok<'a>(s: &'_ mut &'a str, delimiter: char) -> &'a str {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::str::<impl str>::len` that must be used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     s.len();
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let _ = s.len();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:66:29
[INFO] [stdout]    |
[INFO] [stdout] 66 |     slice_of_trait_object(&[Box::new("hello").as_ref()])
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_allocation)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/drop_check/boks.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |         unsafe { Box::from_raw(self.p) };
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |         unsafe { let _ = Box::from_raw(self.p); };
[INFO] [stdout]    |                  +++++++                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/smart_pointers_and_interior_mutability/rc.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             drop(inner);
[INFO] [stdout]    |             ^^^^^-----^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  argument has type `&RcInner<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 64 -             drop(inner);
[INFO] [stdout] 64 +             let _ = inner;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "6ce64488bdbd5bb96e36d50fd2b96248e5d415e8261191e2f9cf9f448fc9f074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ce64488bdbd5bb96e36d50fd2b96248e5d415e8261191e2f9cf9f448fc9f074", kill_on_drop: false }`
[INFO] [stdout] 6ce64488bdbd5bb96e36d50fd2b96248e5d415e8261191e2f9cf9f448fc9f074
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15274de5bd08ebf971e1f0344f1473d1baaad9b2ea8acc94e31301ad3915de97
[INFO] running `Command { std: "docker" "start" "-a" "15274de5bd08ebf971e1f0344f1473d1baaad9b2ea8acc94e31301ad3915de97", kill_on_drop: false }`
[INFO] [stderr]    Compiling crust-of-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `pretty_assertions::assert_eq`
[INFO] [stdout]   --> src/drop_check/boks.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     use pretty_assertions::assert_eq;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boks`
[INFO] [stdout]   --> src/drop_check/boks.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let boks = Boks::ny(&mut y);
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_boks`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `hei` and `not_ok` are never used
[INFO] [stdout]  --> src/dispatch_and_fat_pointers/main.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Hei {
[INFO] [stdout]   |           --- associated items in this trait
[INFO] [stdout] 2 |     fn hei(&self);
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 3 |
[INFO] [stdout] 4 |     fn not_ok()
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strlen` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn strlen(s: impl AsRef<str>) -> usize {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strlen_dyn` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn strlen_dyn(s: Box<dyn AsRef<str>>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bool_then` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn bool_then<T>(b: bool, f: impl FnOnce() -> T) -> Option<T> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HeiAsRef` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub trait HeiAsRef: Hei + AsRef<str> {}
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `baz` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn baz(s: &dyn HeiAsRef) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `slice_of_trait_object` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn slice_of_trait_object(v: &[&dyn AsRef<str>]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn main() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `our_flatten` is never used
[INFO] [stdout]  --> src/iterators/iterator.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait IteratorExt: Iterator + Sized {
[INFO] [stdout]   |           ----------- method in this trait
[INFO] [stdout] 2 |     fn our_flatten(self) -> Flatten<Self>
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::str::<impl str>::len` that must be used
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     s.len();
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let _ = s.len();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/dispatch_and_fat_pointers/main.rs:66:29
[INFO] [stdout]    |
[INFO] [stdout] 66 |     slice_of_trait_object(&[Box::new("hello").as_ref()])
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_allocation)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/drop_check/boks.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |         unsafe { Box::from_raw(self.p) };
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |         unsafe { let _ = Box::from_raw(self.p); };
[INFO] [stdout]    |                  +++++++                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/smart_pointers_and_interior_mutability/rc.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             drop(inner);
[INFO] [stdout]    |             ^^^^^-----^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  argument has type `&RcInner<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 64 -             drop(inner);
[INFO] [stdout] 64 +             let _ = inner;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "15274de5bd08ebf971e1f0344f1473d1baaad9b2ea8acc94e31301ad3915de97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15274de5bd08ebf971e1f0344f1473d1baaad9b2ea8acc94e31301ad3915de97", kill_on_drop: false }`
[INFO] [stdout] 15274de5bd08ebf971e1f0344f1473d1baaad9b2ea8acc94e31301ad3915de97
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fbda851969449d540c0b81ea67fbc4a298d534af6aa912af925711c95a76c459
[INFO] running `Command { std: "docker" "start" "-a" "fbda851969449d540c0b81ea67fbc4a298d534af6aa912af925711c95a76c459", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `pretty_assertions::assert_eq`
[INFO] [stderr]   --> src/drop_check/boks.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     use pretty_assertions::assert_eq;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `boks`
[INFO] [stderr]   --> src/drop_check/boks.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let boks = Boks::ny(&mut y);
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_boks`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `hei` and `not_ok` are never used
[INFO] [stderr]  --> src/dispatch_and_fat_pointers/main.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait Hei {
[INFO] [stderr]   |           --- associated items in this trait
[INFO] [stderr] 2 |     fn hei(&self);
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 3 |
[INFO] [stderr] 4 |     fn not_ok()
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `strlen` is never used
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn strlen(s: impl AsRef<str>) -> usize {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `strlen_dyn` is never used
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn strlen_dyn(s: Box<dyn AsRef<str>>) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `bool_then` is never used
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn bool_then<T>(b: bool, f: impl FnOnce() -> T) -> Option<T> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `HeiAsRef` is never used
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:47:11
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub trait HeiAsRef: Hei + AsRef<str> {}
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `baz` is never used
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn baz(s: &dyn HeiAsRef) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `slice_of_trait_object` is never used
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn slice_of_trait_object(v: &[&dyn AsRef<str>]) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn main() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `our_flatten` is never used
[INFO] [stderr]  --> src/iterators/iterator.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait IteratorExt: Iterator + Sized {
[INFO] [stderr]   |           ----------- method in this trait
[INFO] [stderr] 2 |     fn our_flatten(self) -> Flatten<Self>
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::str::<impl str>::len` that must be used
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     s.len();
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let _ = s.len();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary allocation, use `&` instead
[INFO] [stderr]   --> src/dispatch_and_fat_pointers/main.rs:66:29
[INFO] [stderr]    |
[INFO] [stderr] 66 |     slice_of_trait_object(&[Box::new("hello").as_ref()])
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_allocation)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]   --> src/drop_check/boks.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 |         unsafe { Box::from_raw(self.p) };
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 10 |         unsafe { let _ = Box::from_raw(self.p); };
[INFO] [stderr]    |                  +++++++                      +
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> src/smart_pointers_and_interior_mutability/rc.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |             drop(inner);
[INFO] [stderr]    |             ^^^^^-----^
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  argument has type `&RcInner<T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    |
[INFO] [stderr] 64 -             drop(inner);
[INFO] [stderr] 64 +             let _ = inner;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `crust-of-rust` (bin "crust-of-rust" test) generated 15 warnings (run `cargo fix --bin "crust-of-rust" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crust_of_rust-79f3d37b1e7a8359)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test channels::panama::tests::ping_pong ... ok
[INFO] [stdout] test channels::panama::tests::closed_rx ... ok
[INFO] [stdout] test channels::panama::tests::closed_tx ... ok
[INFO] [stdout] test declarative_macros::vecmac::tests::clone_2 ... ok
[INFO] [stdout] test iterators::iterator::tests::both_ends ... ok
[INFO] [stdout] test iterators::iterator::tests::two ... ok
[INFO] [stdout] test atomics_and_memory_ordering::atomics::tests::mutex_test ... ok
[INFO] [stdout] test declarative_macros::vecmac::tests::single ... ok
[INFO] [stdout] test iterators::iterator::tests::empty ... ok
[INFO] [stdout] test iterators::iterator::tests::two_reverse ... ok
[INFO] [stdout] test iterators::iterator::tests::two_wide ... ok
[INFO] [stdout] test iterators::iterator::tests::two_wide_reverse ... ok
[INFO] [stdout] test lifetime_annotations::strsplit::tests::empty_tail ... ok
[INFO] [stdout] test lifetime_annotations::strsplit::tests::it_works ... ok
[INFO] [stdout] test iterators::iterator::tests::empty_wide ... ok
[INFO] [stdout] test iterators::iterator::tests::one ... ok
[INFO] [stdout] test declarative_macros::vecmac::tests::trailing ... ok
[INFO] [stdout] test drop_check::boks::tests::it_works ... ok
[INFO] [stdout] test lifetime_annotations::strsplit::tests::tail ... ok
[INFO] [stdout] test smart_pointers_and_interior_mutability::refcell::tests::it_works ... ok
[INFO] [stdout] test declarative_macros::vecmac::tests::double ... ok
[INFO] [stdout] test declarative_macros::vecmac::tests::empty_vec ... ok
[INFO] [stdout] test lifetime_annotations::strsplit::tests::test_until_char ... ok
[INFO] [stdout] test lifetime_annotations::strsplit::tests::test_until_char_with_unicode ... ok
[INFO] [stdout] test smart_pointers_and_interior_mutability::cell::tests::it_works ... ok
[INFO] [stdout] test smart_pointers_and_interior_mutability::rc::tests::it_works ... ok
[INFO] [stdout] test subtyping_and_variance::strtok::tests::it_works ... ok
[INFO] [stdout] test atomics_and_memory_ordering::atomics::tests::too_relaxed ... FAILED
[INFO] [stdout] test atomics_and_memory_ordering::atomics::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- atomics_and_memory_ordering::atomics::tests::too_relaxed stdout ----
[INFO] [stdout] thread 'atomics_and_memory_ordering::atomics::tests::too_relaxed' panicked at src/atomics_and_memory_ordering/atomics.rs:83:9:
[INFO] [stdout] assertion failed: `(left == right)`
[INFO] [stdout] 
[INFO] [stdout] [1mDiff[0m [31m< left[0m / [32mright >[0m :
[INFO] [stdout] [31m<[0m[1;48;5;52;31m42[0m
[INFO] [stdout] [32m>[0m[1;48;5;22;32m0[0m
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61dd15ae0cca - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x61dd15ae0cca - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x61dd15ae0cca - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x61dd15ae0cca - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x61dd15b06223 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x61dd15b06223 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x61dd15adde63 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x61dd15ae0b12 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x61dd15ae212a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x61dd15ae1f34 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x61dd15a993c9 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x61dd15a993c9 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x61dd15ae27c8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x61dd15ae27c8 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x61dd15ae258a - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x61dd15ae11a9 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x61dd15ae221c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x61dd15a33a60 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x61dd15a599ca - crust_of_rust::atomics_and_memory_ordering::atomics::tests::too_relaxed::hdcae704928c9bf31
[INFO] [stdout]                                at /opt/rustwide/workdir/src/atomics_and_memory_ordering/atomics.rs:83:9
[INFO] [stdout]   19:     0x61dd15a59427 - crust_of_rust::atomics_and_memory_ordering::atomics::tests::too_relaxed::{{closure}}::h6b2cfc5e486e496a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/atomics_and_memory_ordering/atomics.rs:66:21
[INFO] [stdout]   20:     0x61dd15a5be76 - core::ops::function::FnOnce::call_once::hc8dd35e357722e49
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x61dd15a9dd8b - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x61dd15a9dd8b - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   23:     0x61dd15a9d5c7 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   24:     0x61dd15a9d5c7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   25:     0x61dd15a9d5c7 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   26:     0x61dd15a9d5c7 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   27:     0x61dd15a9d5c7 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   28:     0x61dd15a9d5c7 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   29:     0x61dd15a9d5c7 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   30:     0x61dd15a628a4 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   31:     0x61dd15a628a4 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   32:     0x61dd15a65f6e - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   33:     0x61dd15a65f6e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   34:     0x61dd15a65f6e - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   35:     0x61dd15a65f6e - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   36:     0x61dd15a65f6e - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   37:     0x61dd15a65f6e - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   38:     0x61dd15a65f6e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x61dd15ae651b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   40:     0x61dd15ae651b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   41:     0x61dd15ae651b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   42:     0x771da3a68ac3 - <unknown>
[INFO] [stdout]   43:     0x771da3af9a04 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     atomics_and_memory_ordering::atomics::tests::too_relaxed
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 28 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin crust-of-rust`
[INFO] running `Command { std: "docker" "inspect" "fbda851969449d540c0b81ea67fbc4a298d534af6aa912af925711c95a76c459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbda851969449d540c0b81ea67fbc4a298d534af6aa912af925711c95a76c459", kill_on_drop: false }`
[INFO] [stdout] fbda851969449d540c0b81ea67fbc4a298d534af6aa912af925711c95a76c459
