[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 try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeleppane%2FCrust-of-Rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [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-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mikeleppane/Crust-of-Rust on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42bb4e839f13bedd1916a6e49688e3236f1ccc5d07990048c1dfcacc47af8329 [INFO] running `Command { std: "docker" "start" "-a" "42bb4e839f13bedd1916a6e49688e3236f1ccc5d07990048c1dfcacc47af8329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42bb4e839f13bedd1916a6e49688e3236f1ccc5d07990048c1dfcacc47af8329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42bb4e839f13bedd1916a6e49688e3236f1ccc5d07990048c1dfcacc47af8329", kill_on_drop: false }` [INFO] [stdout] 42bb4e839f13bedd1916a6e49688e3236f1ccc5d07990048c1dfcacc47af8329 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 537f66121633910eef19795594cf018bb5b47a1cc4a6b550f2660564c47c280b [INFO] running `Command { std: "docker" "start" "-a" "537f66121633910eef19795594cf018bb5b47a1cc4a6b550f2660564c47c280b", kill_on_drop: false }` [INFO] [stderr] Compiling yansi v0.5.1 [INFO] [stderr] Compiling diff v0.1.13 [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)]` (part of `#[warn(unused)]`) 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 { [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 MyMutex { [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(&self, f: impl FnOnce(&mut T) -> R) -> R { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Sender` is never constructed [INFO] [stdout] --> src/channels/panama.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Sender { [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 Sender { [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: struct `Receiver` is never constructed [INFO] [stdout] --> src/channels/panama.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct Receiver { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `recv` is never used [INFO] [stdout] --> src/channels/panama.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl Receiver { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] 47 | pub fn recv(&mut self) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Inner` is never constructed [INFO] [stdout] --> src/channels/panama.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct Inner { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Shared` is never constructed [INFO] [stdout] --> src/channels/panama.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub struct Shared { [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() -> (Sender, Receiver) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Hei` is never used [INFO] [stdout] --> src/dispatch_and_fat_pointers/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Hei { [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) -> 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>) -> 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(b: bool, f: impl FnOnce() -> T) -> Option { [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 {} [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]) { [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: struct `Boks` is never constructed [INFO] [stdout] --> src/drop_check/boks.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Boks { [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 Boks { [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: trait `IteratorExt` is never used [INFO] [stdout] --> src/iterators/iterator.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait IteratorExt: Iterator + Sized { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Flatten` is never constructed [INFO] [stdout] --> src/iterators/iterator.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Flatten [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/iterators/iterator.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 29 | / impl Flatten [INFO] [stdout] 30 | | where [INFO] [stdout] 31 | | O: Iterator, [INFO] [stdout] 32 | | O::Item: IntoIterator, [INFO] [stdout] | |__________________________- associated function in this implementation [INFO] [stdout] 33 | { [INFO] [stdout] 34 | fn new(iter: O) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `flatten` is never used [INFO] [stdout] --> src/iterators/iterator.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn flatten(iter: I) -> Flatten [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::::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)]` (part of `#[warn(unused)]`) 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: unused return value of `Box::::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` [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] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/smart_pointers_and_interior_mutability/refcell.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn borrow(&self) -> Option> { [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] 26 | pub fn borrow(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/smart_pointers_and_interior_mutability/refcell.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn borrow_mut(&self) -> Option> { [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] 40 | pub fn borrow_mut(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "537f66121633910eef19795594cf018bb5b47a1cc4a6b550f2660564c47c280b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "537f66121633910eef19795594cf018bb5b47a1cc4a6b550f2660564c47c280b", kill_on_drop: false }` [INFO] [stdout] 537f66121633910eef19795594cf018bb5b47a1cc4a6b550f2660564c47c280b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c1a225369743b66c03bcbf80659be06afadaffb6756b2a67d0314f5b13876ae [INFO] running `Command { std: "docker" "start" "-a" "6c1a225369743b66c03bcbf80659be06afadaffb6756b2a67d0314f5b13876ae", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Hei` is never used [INFO] [stdout] --> src/dispatch_and_fat_pointers/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Hei { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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) -> 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>) -> 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(b: bool, f: impl FnOnce() -> T) -> Option { [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 {} [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]) { [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: trait `IteratorExt` is never used [INFO] [stdout] --> src/iterators/iterator.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait IteratorExt: Iterator + Sized { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::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)]` (part of `#[warn(unused)]`) 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: unused return value of `Box::::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` [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] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/smart_pointers_and_interior_mutability/refcell.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn borrow(&self) -> Option> { [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] 26 | pub fn borrow(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/smart_pointers_and_interior_mutability/refcell.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn borrow_mut(&self) -> Option> { [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] 40 | pub fn borrow_mut(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "6c1a225369743b66c03bcbf80659be06afadaffb6756b2a67d0314f5b13876ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c1a225369743b66c03bcbf80659be06afadaffb6756b2a67d0314f5b13876ae", kill_on_drop: false }` [INFO] [stdout] 6c1a225369743b66c03bcbf80659be06afadaffb6756b2a67d0314f5b13876ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5413b5d7fb83f6fa22eef6cae6b793aeeb6649be893f2c0ac6eb60b5c81ef1d7 [INFO] running `Command { std: "docker" "start" "-a" "5413b5d7fb83f6fa22eef6cae6b793aeeb6649be893f2c0ac6eb60b5c81ef1d7", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: trait `Hei` is never used [INFO] [stderr] --> src/dispatch_and_fat_pointers/main.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | pub trait Hei { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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) -> 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>) -> 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(b: bool, f: impl FnOnce() -> T) -> Option { [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 {} [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]) { [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: trait `IteratorExt` is never used [INFO] [stderr] --> src/iterators/iterator.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | pub trait IteratorExt: Iterator + Sized { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::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)]` (part of `#[warn(unused)]`) 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: unused return value of `Box::::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` [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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/smart_pointers_and_interior_mutability/refcell.rs:26:19 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn borrow(&self) -> Option> { [INFO] [stderr] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 26 | pub fn borrow(&self) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/smart_pointers_and_interior_mutability/refcell.rs:40:23 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn borrow_mut(&self) -> Option> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 40 | pub fn borrow_mut(&self) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `crust-of-rust` (bin "crust-of-rust" test) generated 16 warnings (run `cargo fix --bin "crust-of-rust" -p crust-of-rust --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crust_of_rust-20b47d1d8f9f13fa) [INFO] [stdout] [INFO] [stdout] running 29 tests [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 declarative_macros::vecmac::tests::empty_vec ... ok [INFO] [stdout] test declarative_macros::vecmac::tests::trailing ... ok [INFO] [stdout] test drop_check::boks::tests::it_works ... ok [INFO] [stdout] test iterators::iterator::tests::empty ... ok [INFO] [stdout] test declarative_macros::vecmac::tests::single ... ok [INFO] [stdout] test iterators::iterator::tests::both_ends ... ok [INFO] [stdout] test iterators::iterator::tests::empty_wide ... ok [INFO] [stdout] test declarative_macros::vecmac::tests::double ... ok [INFO] [stdout] test iterators::iterator::tests::one ... ok [INFO] [stdout] test channels::panama::tests::ping_pong ... ok [INFO] [stdout] test atomics_and_memory_ordering::atomics::tests::too_relaxed ... 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::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 subtyping_and_variance::strtok::tests::it_works ... ok [INFO] [stdout] test lifetime_annotations::strsplit::tests::tail ... ok [INFO] [stdout] test lifetime_annotations::strsplit::tests::it_works ... ok [INFO] [stdout] test iterators::iterator::tests::two ... ok [INFO] [stdout] test lifetime_annotations::strsplit::tests::empty_tail ... ok [INFO] [stdout] test smart_pointers_and_interior_mutability::rc::tests::it_works ... ok [INFO] [stdout] test smart_pointers_and_interior_mutability::refcell::tests::it_works ... ok [INFO] [stderr] error: test failed, to rerun pass `--bin crust-of-rust` [INFO] [stdout] test atomics_and_memory_ordering::atomics::tests::it_works ... ok [INFO] [stdout] test atomics_and_memory_ordering::atomics::tests::mutex_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- atomics_and_memory_ordering::atomics::tests::mutex_test stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'atomics_and_memory_ordering::atomics::tests::mutex_test' (26) panicked at src/atomics_and_memory_ordering/atomics.rs:112:9: [INFO] [stdout] assertion failed: `(left == right)` [INFO] [stdout] [INFO] [stdout] Diff < left / right > : [INFO] [stdout] <1 [INFO] [stdout] >2 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x63f418b672ba - std[da2fd379f16a7ff7]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x63f418b672ba - std[da2fd379f16a7ff7]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x63f418b672ba - std[da2fd379f16a7ff7]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x63f418b672ba - <::print::DisplayBacktrace as core[97f61b5528a4c2b4]::fmt::Display>::fmt [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x63f418b7afda - ::fmt [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x63f418b7afda - core[97f61b5528a4c2b4]::fmt::write [INFO] [stdout] 6: 0x63f418b6bb42 - std[da2fd379f16a7ff7]::io::default_write_fmt::> [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x63f418b6bb42 - as std[da2fd379f16a7ff7]::io::Write>::write_fmt [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x63f418b463cf - ::print [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x63f418b463cf - std[da2fd379f16a7ff7]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x63f418b5f829 - std[da2fd379f16a7ff7]::panicking::default_hook [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x63f418ae93ac - core[97f61b5528a4c2b4]::ops::function::Fn<(&'a std[da2fd379f16a7ff7]::panic::PanicHookInfo<'b>,), Output = ()> + core[97f61b5528a4c2b4]::marker::Send + core[97f61b5528a4c2b4]::marker::Sync> as core[97f61b5528a4c2b4]::ops::function::Fn<(&std[da2fd379f16a7ff7]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 12: 0x63f418ae93ac - test[d0b63a2f043bab5e]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x63f418b5f9e2 - core[97f61b5528a4c2b4]::ops::function::Fn<(&'a std[da2fd379f16a7ff7]::panic::PanicHookInfo<'b>,), Output = ()> + core[97f61b5528a4c2b4]::marker::Send + core[97f61b5528a4c2b4]::marker::Sync> as core[97f61b5528a4c2b4]::ops::function::Fn<(&std[da2fd379f16a7ff7]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 14: 0x63f418b5f9e2 - std[da2fd379f16a7ff7]::panicking::panic_with_hook [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x63f418b46488 - std[da2fd379f16a7ff7]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x63f418b3de29 - std[da2fd379f16a7ff7]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x63f418b4719d - __rustc[9f3cd9eabd71303e]::rust_begin_unwind [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x63f418b7b88c - core[97f61b5528a4c2b4]::panicking::panic_fmt [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x63f418ad8db2 - crust_of_rust[a7714e7c0ba787f9]::atomics_and_memory_ordering::atomics::tests::mutex_test [INFO] [stdout] at /opt/rustwide/workdir/src/atomics_and_memory_ordering/atomics.rs:112:9 [INFO] [stdout] 20: 0x63f418ad7077 - crust_of_rust[a7714e7c0ba787f9]::atomics_and_memory_ordering::atomics::tests::mutex_test::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/atomics_and_memory_ordering/atomics.rs:87:20 [INFO] [stdout] 21: 0x63f418ad53b6 - >::call_once [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 22: 0x63f418add48b - core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x63f418add48b - test[d0b63a2f043bab5e]::__rust_begin_short_backtrace::, fn() -> core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>> [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:663:18 [INFO] [stdout] 24: 0x63f418ae9e7b - test[d0b63a2f043bab5e]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:686:74 [INFO] [stdout] 25: 0x63f418ae9e7b - as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 26: 0x63f418ae9e7b - std[da2fd379f16a7ff7]::panicking::catch_unwind::do_call::, core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>> [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:581:40 [INFO] [stdout] 27: 0x63f418ae9e7b - std[da2fd379f16a7ff7]::panicking::catch_unwind::, core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:544:19 [INFO] [stdout] 28: 0x63f418ae9e7b - std[da2fd379f16a7ff7]::panic::catch_unwind::, core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>> [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x63f418ae9e7b - test[d0b63a2f043bab5e]::run_test_in_process [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:686:27 [INFO] [stdout] 30: 0x63f418ae9e7b - test[d0b63a2f043bab5e]::run_test::{closure#0} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:607:43 [INFO] [stdout] 31: 0x63f418ae5594 - test[d0b63a2f043bab5e]::run_test::{closure#1} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:637:41 [INFO] [stdout] 32: 0x63f418ae5594 - std[da2fd379f16a7ff7]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 33: 0x63f418aeca82 - std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 34: 0x63f418aeca82 - ::{closure#1}::{closure#0}> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 35: 0x63f418aeca82 - std[da2fd379f16a7ff7]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:581:40 [INFO] [stdout] 36: 0x63f418aeca82 - std[da2fd379f16a7ff7]::panicking::catch_unwind::<(), core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:544:19 [INFO] [stdout] 37: 0x63f418aeca82 - std[da2fd379f16a7ff7]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panic.rs:359:14 [INFO] [stdout] 38: 0x63f418aeca82 - std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 39: 0x63f418aeca82 - ::{closure#1} as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 40: 0x63f418b66bcf - + core[97f61b5528a4c2b4]::marker::Send> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2240:9 [INFO] [stdout] 41: 0x63f418b66bcf - ::new::thread_start [INFO] [stdout] at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 42: 0x706039f77aa4 - [INFO] [stdout] 43: 0x70603a004a64 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] atomics_and_memory_ordering::atomics::tests::mutex_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 28 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5413b5d7fb83f6fa22eef6cae6b793aeeb6649be893f2c0ac6eb60b5c81ef1d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5413b5d7fb83f6fa22eef6cae6b793aeeb6649be893f2c0ac6eb60b5c81ef1d7", kill_on_drop: false }` [INFO] [stdout] 5413b5d7fb83f6fa22eef6cae6b793aeeb6649be893f2c0ac6eb60b5c81ef1d7