[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 master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeleppane%2FCrust-of-Rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mikeleppane/Crust-of-Rust on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "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-5-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" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4bfecc41c13b1fc98a486cdae722b3bd4494027f7eeb8415d6e5ce83662e9d42 [INFO] running `Command { std: "docker" "start" "-a" "4bfecc41c13b1fc98a486cdae722b3bd4494027f7eeb8415d6e5ce83662e9d42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4bfecc41c13b1fc98a486cdae722b3bd4494027f7eeb8415d6e5ce83662e9d42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bfecc41c13b1fc98a486cdae722b3bd4494027f7eeb8415d6e5ce83662e9d42", kill_on_drop: false }` [INFO] [stdout] 4bfecc41c13b1fc98a486cdae722b3bd4494027f7eeb8415d6e5ce83662e9d42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0581a1c84f1951db654ed0b88d132356819f77f712f22956efdcf2e429ab94ad [INFO] running `Command { std: "docker" "start" "-a" "0581a1c84f1951db654ed0b88d132356819f77f712f22956efdcf2e429ab94ad", 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)]` 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: 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: 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: 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) -> 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: 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: 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 [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)]` 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::::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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "0581a1c84f1951db654ed0b88d132356819f77f712f22956efdcf2e429ab94ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0581a1c84f1951db654ed0b88d132356819f77f712f22956efdcf2e429ab94ad", kill_on_drop: false }` [INFO] [stdout] 0581a1c84f1951db654ed0b88d132356819f77f712f22956efdcf2e429ab94ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ebc3dc36228999ad4bfc92ba51fa7817929a7a6abb1ad74ba3f7772bf4296028 [INFO] running `Command { std: "docker" "start" "-a" "ebc3dc36228999ad4bfc92ba51fa7817929a7a6abb1ad74ba3f7772bf4296028", 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) -> 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: 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 [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)]` 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::::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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s [INFO] running `Command { std: "docker" "inspect" "ebc3dc36228999ad4bfc92ba51fa7817929a7a6abb1ad74ba3f7772bf4296028", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebc3dc36228999ad4bfc92ba51fa7817929a7a6abb1ad74ba3f7772bf4296028", kill_on_drop: false }` [INFO] [stdout] ebc3dc36228999ad4bfc92ba51fa7817929a7a6abb1ad74ba3f7772bf4296028 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d16e90d89e78cf0f72835bb8eabab73b889562f00794e758a09a73f4878118c0 [INFO] running `Command { std: "docker" "start" "-a" "d16e90d89e78cf0f72835bb8eabab73b889562f00794e758a09a73f4878118c0", 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) -> 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: 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 [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)]` 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::::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: `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 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crust_of_rust-cb2e8e8f4b06dec6) [INFO] [stdout] [INFO] [stdout] running 29 tests [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::double ... ok [INFO] [stdout] test channels::panama::tests::closed_rx ... ok [INFO] [stdout] test declarative_macros::vecmac::tests::empty_vec ... ok [INFO] [stdout] test channels::panama::tests::ping_pong ... ok [INFO] [stdout] test declarative_macros::vecmac::tests::single ... ok [INFO] [stdout] test declarative_macros::vecmac::tests::trailing ... ok [INFO] [stdout] test iterators::iterator::tests::both_ends ... ok [INFO] [stdout] test iterators::iterator::tests::empty ... ok [INFO] [stdout] test iterators::iterator::tests::one ... ok [INFO] [stdout] test iterators::iterator::tests::two ... 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 lifetime_annotations::strsplit::tests::tail ... 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 smart_pointers_and_interior_mutability::refcell::tests::it_works ... ok [INFO] [stdout] test subtyping_and_variance::strtok::tests::it_works ... ok [INFO] [stdout] test iterators::iterator::tests::empty_wide ... ok [INFO] [stdout] test drop_check::boks::tests::it_works ... ok [INFO] [stdout] test atomics_and_memory_ordering::atomics::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::mutex_test ... FAILED [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] Diff < left / right > : [INFO] [stdout] <42 [INFO] [stdout] >0 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x635b69fd710a - std::backtrace_rs::backtrace::libunwind::trace::h45f575fdcec9cdc1 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x635b69fd710a - std::backtrace_rs::backtrace::trace_unsynchronized::heed7aaaa28209ac3 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x635b69fd710a - std::sys::backtrace::_print_fmt::h47d1e3547844619c [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x635b69fd710a - ::fmt::h6c37de0361fa7462 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x635b69ffdba3 - core::fmt::rt::Argument::fmt::h6606d9b5304941e1 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/fmt/rt.rs:177:76 [INFO] [stdout] 5: 0x635b69ffdba3 - core::fmt::write::hf77fe0583268bf67 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/fmt/mod.rs:1437:21 [INFO] [stdout] 6: 0x635b69fd3dd3 - std::io::Write::write_fmt::h672ff980e46892ac [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/io/mod.rs:1887:15 [INFO] [stdout] 7: 0x635b69fd6f52 - std::sys::backtrace::BacktraceLock::print::hce84519ec0e7588e [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x635b69fd858e - std::panicking::default_hook::{{closure}}::h6e0433c33d1ed12b [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:284:22 [INFO] [stdout] 9: 0x635b69fd8397 - std::panicking::default_hook::h19d4e9e8d7fba9e2 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:308:9 [INFO] [stdout] 10: 0x635b69f8ccb8 - as core::ops::function::Fn>::call::hd2aa5731f018e269 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/alloc/src/boxed.rs:1984:9 [INFO] [stdout] 11: 0x635b69f8ccb8 - test::test_main::{{closure}}::h1ae6fb8f80aa49b6 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:134:21 [INFO] [stdout] 12: 0x635b69fd8da8 - as core::ops::function::Fn>::call::h4f2af756974b90d5 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/alloc/src/boxed.rs:1984:9 [INFO] [stdout] 13: 0x635b69fd8da8 - std::panicking::rust_panic_with_hook::hd21771b96ea64164 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:825:13 [INFO] [stdout] 14: 0x635b69fd8a5a - std::panicking::begin_panic_handler::{{closure}}::h2e177f984fc72cbb [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:690:13 [INFO] [stdout] 15: 0x635b69fd75e9 - std::sys::backtrace::__rust_end_short_backtrace::ha7f0445003f40b38 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 16: 0x635b69fd86ed - rust_begin_unwind [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:681:5 [INFO] [stdout] 17: 0x635b69ffc5b0 - core::panicking::panic_fmt::h85741df7bc4071b6 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/panicking.rs:75:14 [INFO] [stdout] 18: 0x635b69f42683 - crust_of_rust::atomics_and_memory_ordering::atomics::tests::too_relaxed::he13385572c8bc413 [INFO] [stdout] at /opt/rustwide/workdir/src/atomics_and_memory_ordering/atomics.rs:83:9 [INFO] [stdout] 19: 0x635b69f42137 - crust_of_rust::atomics_and_memory_ordering::atomics::tests::too_relaxed::{{closure}}::h29d8004600b96216 [INFO] [stdout] at /opt/rustwide/workdir/src/atomics_and_memory_ordering/atomics.rs:66:21 [INFO] [stdout] 20: 0x635b69f49186 - core::ops::function::FnOnce::call_once::h4b2344f13610979c [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 21: 0x635b69f918fb - core::ops::function::FnOnce::call_once::hc1e06e2a5640370a [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 22: 0x635b69f918fb - test::__rust_begin_short_backtrace::heb5aa654e2797f5b [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:632:18 [INFO] [stdout] 23: 0x635b69f91209 - test::run_test_in_process::{{closure}}::h1329474a96646ad1 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:655:60 [INFO] [stdout] 24: 0x635b69f91209 - as core::ops::function::FnOnce<()>>::call_once::hc87a7a8694e6d844 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 25: 0x635b69f91209 - std::panicking::try::do_call::h3b8456af8bacf88f [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:573:40 [INFO] [stdout] 26: 0x635b69f91209 - std::panicking::try::hc177f95c6592cea1 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:536:19 [INFO] [stdout] 27: 0x635b69f91209 - std::panic::catch_unwind::h847b2adf17f7da7a [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panic.rs:358:14 [INFO] [stdout] 28: 0x635b69f91209 - test::run_test_in_process::h824f7775d92af51e [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:655:27 [INFO] [stdout] 29: 0x635b69f91209 - test::run_test::{{closure}}::hdfaf20d18f7af8f6 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:576:43 [INFO] [stdout] 30: 0x635b69f53faa - test::run_test::{{closure}}::he83661a0a1c97403 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:606:41 [INFO] [stdout] 31: 0x635b69f53faa - std::sys::backtrace::__rust_begin_short_backtrace::hd3a78fd401685e9b [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 32: 0x635b69f579e6 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h78d6a457dee8dc60 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/thread/mod.rs:561:17 [INFO] [stdout] 33: 0x635b69f579e6 - as core::ops::function::FnOnce<()>>::call_once::hc4069b3cc6600bde [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 34: 0x635b69f579e6 - std::panicking::try::do_call::h0dde49ad0af85fa8 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:573:40 [INFO] [stdout] 35: 0x635b69f579e6 - std::panicking::try::h918d0d3a7e94727d [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:536:19 [INFO] [stdout] 36: 0x635b69f579e6 - std::panic::catch_unwind::h7016984cdcdd8b9e [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panic.rs:358:14 [INFO] [stdout] 37: 0x635b69f579e6 - std::thread::Builder::spawn_unchecked_::{{closure}}::h2766f51195a4a65d [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/thread/mod.rs:559:30 [INFO] [stdout] 38: 0x635b69f579e6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbd6e39e4ea63a011 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 39: 0x635b69fdcc7b - as core::ops::function::FnOnce>::call_once::h34bec2a4cdedc102 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/alloc/src/boxed.rs:1970:9 [INFO] [stdout] 40: 0x635b69fdcc7b - as core::ops::function::FnOnce>::call_once::ha62c0d1861fdf293 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/alloc/src/boxed.rs:1970:9 [INFO] [stdout] 41: 0x635b69fdcc7b - std::sys::pal::unix::thread::Thread::new::thread_start::h71fe57097907b3f8 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 42: 0x778f4fe24ac3 - [INFO] [stdout] 43: 0x778f4feb5a04 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- atomics_and_memory_ordering::atomics::tests::mutex_test stdout ---- [INFO] [stdout] thread 'atomics_and_memory_ordering::atomics::tests::mutex_test' 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: 0x635b69fd710a - std::backtrace_rs::backtrace::libunwind::trace::h45f575fdcec9cdc1 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x635b69fd710a - std::backtrace_rs::backtrace::trace_unsynchronized::heed7aaaa28209ac3 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x635b69fd710a - std::sys::backtrace::_print_fmt::h47d1e3547844619c [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x635b69fd710a - ::fmt::h6c37de0361fa7462 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x635b69ffdba3 - core::fmt::rt::Argument::fmt::h6606d9b5304941e1 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/fmt/rt.rs:177:76 [INFO] [stdout] 5: 0x635b69ffdba3 - core::fmt::write::hf77fe0583268bf67 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/fmt/mod.rs:1437:21 [INFO] [stdout] 6: 0x635b69fd3dd3 - std::io::Write::write_fmt::h672ff980e46892ac [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/io/mod.rs:1887:15 [INFO] [stdout] 7: 0x635b69fd6f52 - std::sys::backtrace::BacktraceLock::print::hce84519ec0e7588e [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x635b69fd858e - std::panicking::default_hook::{{closure}}::h6e0433c33d1ed12b [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:284:22 [INFO] [stdout] 9: 0x635b69fd8397 - std::panicking::default_hook::h19d4e9e8d7fba9e2 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:308:9 [INFO] [stdout] 10: 0x635b69f8ccb8 - as core::ops::function::Fn>::call::hd2aa5731f018e269 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/alloc/src/boxed.rs:1984:9 [INFO] [stdout] 11: 0x635b69f8ccb8 - test::test_main::{{closure}}::h1ae6fb8f80aa49b6 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:134:21 [INFO] [stdout] 12: 0x635b69fd8da8 - as core::ops::function::Fn>::call::h4f2af756974b90d5 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/alloc/src/boxed.rs:1984:9 [INFO] [stdout] 13: 0x635b69fd8da8 - std::panicking::rust_panic_with_hook::hd21771b96ea64164 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:825:13 [INFO] [stdout] 14: 0x635b69fd8a5a - std::panicking::begin_panic_handler::{{closure}}::h2e177f984fc72cbb [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:690:13 [INFO] [stdout] 15: 0x635b69fd75e9 - std::sys::backtrace::__rust_end_short_backtrace::ha7f0445003f40b38 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 16: 0x635b69fd86ed - rust_begin_unwind [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:681:5 [INFO] [stdout] 17: 0x635b69ffc5b0 - core::panicking::panic_fmt::h85741df7bc4071b6 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/panicking.rs:75:14 [INFO] [stdout] 18: 0x635b69f42e6c - crust_of_rust::atomics_and_memory_ordering::atomics::tests::mutex_test::h8a74a5078ff74ba1 [INFO] [stdout] at /opt/rustwide/workdir/src/atomics_and_memory_ordering/atomics.rs:112:9 [INFO] [stdout] 19: 0x635b69f42787 - crust_of_rust::atomics_and_memory_ordering::atomics::tests::mutex_test::{{closure}}::h0f05d7f21c8fc07c [INFO] [stdout] at /opt/rustwide/workdir/src/atomics_and_memory_ordering/atomics.rs:87:20 [INFO] [stdout] 20: 0x635b69f49486 - core::ops::function::FnOnce::call_once::h846e3492c51d5daa [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 21: 0x635b69f918fb - core::ops::function::FnOnce::call_once::hc1e06e2a5640370a [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 22: 0x635b69f918fb - test::__rust_begin_short_backtrace::heb5aa654e2797f5b [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:632:18 [INFO] [stdout] 23: 0x635b69f91209 - test::run_test_in_process::{{closure}}::h1329474a96646ad1 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:655:60 [INFO] [stdout] 24: 0x635b69f91209 - as core::ops::function::FnOnce<()>>::call_once::hc87a7a8694e6d844 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 25: 0x635b69f91209 - std::panicking::try::do_call::h3b8456af8bacf88f [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:573:40 [INFO] [stdout] 26: 0x635b69f91209 - std::panicking::try::hc177f95c6592cea1 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:536:19 [INFO] [stdout] 27: 0x635b69f91209 - std::panic::catch_unwind::h847b2adf17f7da7a [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panic.rs:358:14 [INFO] [stdout] 28: 0x635b69f91209 - test::run_test_in_process::h824f7775d92af51e [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:655:27 [INFO] [stdout] 29: 0x635b69f91209 - test::run_test::{{closure}}::hdfaf20d18f7af8f6 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:576:43 [INFO] [stdout] 30: 0x635b69f53faa - test::run_test::{{closure}}::he83661a0a1c97403 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/test/src/lib.rs:606:41 [INFO] [stdout] 31: 0x635b69f53faa - std::sys::backtrace::__rust_begin_short_backtrace::hd3a78fd401685e9b [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 32: 0x635b69f579e6 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h78d6a457dee8dc60 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/thread/mod.rs:561:17 [INFO] [stdout] 33: 0x635b69f579e6 - as core::ops::function::FnOnce<()>>::call_once::hc4069b3cc6600bde [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 34: 0x635b69f579e6 - std::panicking::try::do_call::h0dde49ad0af85fa8 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:573:40 [INFO] [stdout] 35: 0x635b69f579e6 - std::panicking::try::h918d0d3a7e94727d [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panicking.rs:536:19 [INFO] [stdout] 36: 0x635b69f579e6 - std::panic::catch_unwind::h7016984cdcdd8b9e [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/panic.rs:358:14 [INFO] [stdout] 37: 0x635b69f579e6 - std::thread::Builder::spawn_unchecked_::{{closure}}::h2766f51195a4a65d [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/thread/mod.rs:559:30 [INFO] [stdout] 38: 0x635b69f579e6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbd6e39e4ea63a011 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 39: 0x635b69fdcc7b - as core::ops::function::FnOnce>::call_once::h34bec2a4cdedc102 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/alloc/src/boxed.rs:1970:9 [INFO] [stdout] 40: 0x635b69fdcc7b - as core::ops::function::FnOnce>::call_once::ha62c0d1861fdf293 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/alloc/src/boxed.rs:1970:9 [INFO] [stdout] 41: 0x635b69fdcc7b - std::sys::pal::unix::thread::Thread::new::thread_start::h71fe57097907b3f8 [INFO] [stdout] at /rustc/9e136a30a965bf4e63f03095c57df7257bf96fd6/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 42: 0x778f4fe24ac3 - [INFO] [stdout] 43: 0x778f4feb5a04 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] atomics_and_memory_ordering::atomics::tests::mutex_test [INFO] [stdout] atomics_and_memory_ordering::atomics::tests::too_relaxed [INFO] [stdout] [INFO] [stdout] test result: FAILED. 27 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin crust-of-rust` [INFO] running `Command { std: "docker" "inspect" "d16e90d89e78cf0f72835bb8eabab73b889562f00794e758a09a73f4878118c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d16e90d89e78cf0f72835bb8eabab73b889562f00794e758a09a73f4878118c0", kill_on_drop: false }` [INFO] [stdout] d16e90d89e78cf0f72835bb8eabab73b889562f00794e758a09a73f4878118c0