[INFO] fetching crate futures-bufio 0.2.0... [INFO] testing futures-bufio-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate futures-bufio 0.2.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate futures-bufio 0.2.0 [INFO] finished tweaking crates.io crate futures-bufio 0.2.0 [INFO] tweaked toml for crates.io crate futures-bufio 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate futures-bufio 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7bef0e8177c5359723406465fd70840e4fe5f5c51e6652fe5e068cce6289bc5b [INFO] running `Command { std: "docker" "start" "-a" "7bef0e8177c5359723406465fd70840e4fe5f5c51e6652fe5e068cce6289bc5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bef0e8177c5359723406465fd70840e4fe5f5c51e6652fe5e068cce6289bc5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bef0e8177c5359723406465fd70840e4fe5f5c51e6652fe5e068cce6289bc5b", kill_on_drop: false }` [INFO] [stdout] 7bef0e8177c5359723406465fd70840e4fe5f5c51e6652fe5e068cce6289bc5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e4b8ed72ec15d73002a612a658a938c923ccb58268c59b316a9b6a8973befda [INFO] running `Command { std: "docker" "start" "-a" "1e4b8ed72ec15d73002a612a658a938c923ccb58268c59b316a9b6a8973befda", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling futures-bufio v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:211:52 [INFO] [stdout] | [INFO] [stdout] 211 | let r = mem::replace(&mut self.inner, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:212:52 [INFO] [stdout] | [INFO] [stdout] 212 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:213:58 [INFO] [stdout] | [INFO] [stdout] 213 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:158:52 [INFO] [stdout] | [INFO] [stdout] 158 | let w = mem::replace(&mut self.inner, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:159:52 [INFO] [stdout] | [INFO] [stdout] 159 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:160:58 [INFO] [stdout] | [INFO] [stdout] 160 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rem` is never read [INFO] [stdout] --> src/write.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | rem -= n_write; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box<[u8]>` does not permit being left uninitialized [INFO] [stdout] --> src/read.rs:212:47 [INFO] [stdout] | [INFO] [stdout] 212 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option` does not permit being left uninitialized [INFO] [stdout] --> src/read.rs:213:53 [INFO] [stdout] | [INFO] [stdout] 213 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/option.rs:593:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box<[u8]>` does not permit being left uninitialized [INFO] [stdout] --> src/write.rs:159:47 [INFO] [stdout] | [INFO] [stdout] 159 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option` does not permit being left uninitialized [INFO] [stdout] --> src/write.rs:160:53 [INFO] [stdout] | [INFO] [stdout] 160 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/option.rs:593:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `Command { std: "docker" "inspect" "1e4b8ed72ec15d73002a612a658a938c923ccb58268c59b316a9b6a8973befda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e4b8ed72ec15d73002a612a658a938c923ccb58268c59b316a9b6a8973befda", kill_on_drop: false }` [INFO] [stdout] 1e4b8ed72ec15d73002a612a658a938c923ccb58268c59b316a9b6a8973befda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64de30a67572afa130be1643ce04ac4607da14d0a37c197abb3efed2b3a99fca [INFO] running `Command { std: "docker" "start" "-a" "64de30a67572afa130be1643ce04ac4607da14d0a37c197abb3efed2b3a99fca", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:211:52 [INFO] [stdout] | [INFO] [stdout] 211 | let r = mem::replace(&mut self.inner, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:212:52 [INFO] [stdout] | [INFO] [stdout] 212 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:213:58 [INFO] [stdout] | [INFO] [stdout] 213 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:158:52 [INFO] [stdout] | [INFO] [stdout] 158 | let w = mem::replace(&mut self.inner, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:159:52 [INFO] [stdout] | [INFO] [stdout] 159 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:160:58 [INFO] [stdout] | [INFO] [stdout] 160 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rem` is never read [INFO] [stdout] --> src/write.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | rem -= n_write; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box<[u8]>` does not permit being left uninitialized [INFO] [stdout] --> src/read.rs:212:47 [INFO] [stdout] | [INFO] [stdout] 212 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option` does not permit being left uninitialized [INFO] [stdout] --> src/read.rs:213:53 [INFO] [stdout] | [INFO] [stdout] 213 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/option.rs:593:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box<[u8]>` does not permit being left uninitialized [INFO] [stdout] --> src/write.rs:159:47 [INFO] [stdout] | [INFO] [stdout] 159 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-bufio v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the type `Option` does not permit being left uninitialized [INFO] [stdout] --> src/write.rs:160:53 [INFO] [stdout] | [INFO] [stdout] 160 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/option.rs:593:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:211:52 [INFO] [stdout] | [INFO] [stdout] 211 | let r = mem::replace(&mut self.inner, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:212:52 [INFO] [stdout] | [INFO] [stdout] 212 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/read.rs:213:58 [INFO] [stdout] | [INFO] [stdout] 213 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:158:52 [INFO] [stdout] | [INFO] [stdout] 158 | let w = mem::replace(&mut self.inner, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:159:52 [INFO] [stdout] | [INFO] [stdout] 159 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/write.rs:160:58 [INFO] [stdout] | [INFO] [stdout] 160 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rem` is never read [INFO] [stdout] --> src/write.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | rem -= n_write; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box<[u8]>` does not permit being left uninitialized [INFO] [stdout] --> src/read.rs:212:47 [INFO] [stdout] | [INFO] [stdout] 212 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option` does not permit being left uninitialized [INFO] [stdout] --> src/read.rs:213:53 [INFO] [stdout] | [INFO] [stdout] 213 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/option.rs:593:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box<[u8]>` does not permit being left uninitialized [INFO] [stdout] --> src/write.rs:159:47 [INFO] [stdout] | [INFO] [stdout] 159 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option` does not permit being left uninitialized [INFO] [stdout] --> src/write.rs:160:53 [INFO] [stdout] | [INFO] [stdout] 160 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/option.rs:593:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "64de30a67572afa130be1643ce04ac4607da14d0a37c197abb3efed2b3a99fca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64de30a67572afa130be1643ce04ac4607da14d0a37c197abb3efed2b3a99fca", kill_on_drop: false }` [INFO] [stdout] 64de30a67572afa130be1643ce04ac4607da14d0a37c197abb3efed2b3a99fca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 75a6d41347ea879aacbbe5d00844b4b222a723bd40dd9360717e7d8e1b97a66e [INFO] running `Command { std: "docker" "start" "-a" "75a6d41347ea879aacbbe5d00844b4b222a723bd40dd9360717e7d8e1b97a66e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/read.rs:211:52 [INFO] [stderr] | [INFO] [stderr] 211 | let r = mem::replace(&mut self.inner, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/read.rs:212:52 [INFO] [stderr] | [INFO] [stderr] 212 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/read.rs:213:58 [INFO] [stderr] | [INFO] [stderr] 213 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/write.rs:158:52 [INFO] [stderr] | [INFO] [stderr] 158 | let w = mem::replace(&mut self.inner, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/write.rs:159:52 [INFO] [stderr] | [INFO] [stderr] 159 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/write.rs:160:58 [INFO] [stderr] | [INFO] [stderr] 160 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rem` is never read [INFO] [stderr] --> src/write.rs:295:17 [INFO] [stderr] | [INFO] [stderr] 295 | rem -= n_write; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `Box<[u8]>` does not permit being left uninitialized [INFO] [stderr] --> src/read.rs:212:47 [INFO] [stderr] | [INFO] [stderr] 212 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: `Box` must be non-null [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `Option` does not permit being left uninitialized [INFO] [stderr] --> src/read.rs:213:53 [INFO] [stderr] | [INFO] [stderr] 213 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stderr] --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/option.rs:593:1 [INFO] [stderr] [INFO] [stderr] warning: the type `Box<[u8]>` does not permit being left uninitialized [INFO] [stderr] --> src/write.rs:159:47 [INFO] [stderr] | [INFO] [stderr] 159 | let buf = mem::replace(&mut self.buf, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: `Box` must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `Option` does not permit being left uninitialized [INFO] [stderr] --> src/write.rs:160:53 [INFO] [stderr] | [INFO] [stderr] 160 | let mut pool = mem::replace(&mut self.pool, mem::uninitialized()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stderr] --> /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/option.rs:593:1 [INFO] [stderr] [INFO] [stderr] warning: `futures-bufio` (lib) generated 12 warnings [INFO] [stderr] warning: `futures-bufio` (lib test) generated 12 warnings (12 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_bufio-15cc8f96cd9dd375) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test write::test_write ... FAILED [INFO] [stdout] test read::test_read ... FAILED [INFO] [stdout] test common::test_copy ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- write::test_write stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'write::test_write' (27) panicked at src/write.rs:401:14: [INFO] [stdout] foo not exclusively created?: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5a0fc9b65d82 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5a0fc9b65d82 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5a0fc9b65d82 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5a0fc9b65d82 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5a0fc9b8928f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5a0fc9b8928f - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5a0fc9b52a23 - std::io::default_write_fmt::h12bd533187bc883d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5a0fc9b52a23 - std::io::Write::write_fmt::h926a1fdfdcb90065 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5a0fc9b65bd2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5a0fc9b5106c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5a0fc9b50ee9 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5a0fc9ace2ce - as core::ops::function::Fn>::call::h4b2012949041da5d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x5a0fc9ace2ce - test::test_main_with_exit_callback::{{closure}}::h53c9154cdc260357 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5a0fc9b51673 - as core::ops::function::Fn>::call::h911f2e3e7e84b764 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x5a0fc9b51673 - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5a0fc9b6575a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x5a0fc9b656b9 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5a0fc9b51dfd - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5a0fc9b8f640 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5a0fc9b90546 - core::result::unwrap_failed::hbb243a6a8b53218d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x5a0fc9aafabe - core::result::Result::expect::h5eaa16f48fb2e7e9 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1175:23 [INFO] [stdout] 21: 0x5a0fc9abb263 - futures_bufio::write::test_write::h8b569988354b3295 [INFO] [stdout] at /opt/rustwide/workdir/src/write.rs:401:14 [INFO] [stdout] 22: 0x5a0fc9abdad7 - futures_bufio::write::test_write::{{closure}}::hc9acae5bdbbc0428 [INFO] [stdout] at /opt/rustwide/workdir/src/write.rs:380:16 [INFO] [stdout] 23: 0x5a0fc9ab5966 - core::ops::function::FnOnce::call_once::hb2987b2e31ac548f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x5a0fc9ad380b - core::ops::function::FnOnce::call_once::haf4e03bb51ef1351 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x5a0fc9ad380b - test::__rust_begin_short_backtrace::h50f5566ee84f2f21 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5a0fc9ad6a05 - test::run_test_in_process::{{closure}}::heb3733b71d876eca [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5a0fc9ad6a05 - as core::ops::function::FnOnce<()>>::call_once::he2fe41e1b161faa9 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5a0fc9ad6a05 - std::panicking::catch_unwind::do_call::h00aa383d8fd97a09 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5a0fc9ad6a05 - std::panicking::catch_unwind::he482e1914bc21641 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5a0fc9ad6a05 - std::panic::catch_unwind::h86ac9705098f4f22 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5a0fc9ad6a05 - test::run_test_in_process::h636a992821e3c6aa [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5a0fc9ad6a05 - test::run_test::{{closure}}::he454cc9a192df79f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5a0fc9afc3b4 - test::run_test::{{closure}}::haec47455908dff86 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5a0fc9afc3b4 - std::sys::backtrace::__rust_begin_short_backtrace::h230785972524cdc1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x5a0fc9ae2fca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::haa5a562db4cde838 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5a0fc9ae2fca - as core::ops::function::FnOnce<()>>::call_once::h89254f37a55d0a87 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5a0fc9ae2fca - std::panicking::catch_unwind::do_call::h499f5a462f019d9d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x5a0fc9ae2fca - std::panicking::catch_unwind::h6736fbbb1a264383 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x5a0fc9ae2fca - std::panic::catch_unwind::h49ea7bdd1cbee572 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5a0fc9ae2fca - std::thread::Builder::spawn_unchecked_::{{closure}}::h653dfa62acf32f5a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5a0fc9ae2fca - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82582a626a045a45 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x5a0fc9b3c0bf - as core::ops::function::FnOnce>::call_once::h4ab26c07513156cc [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 43: 0x5a0fc9b3c0bf - std::sys::pal::unix::thread::Thread::new::thread_start::h66ff1bba185a50cf [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 44: 0x79e847e80aa4 - [INFO] [stdout] 45: 0x79e847f0da34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- read::test_read stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'read::test_read' (26) panicked at src/read.rs:352:10: [INFO] [stdout] unable to exclusively create foo: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5a0fc9b65d82 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5a0fc9b65d82 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5a0fc9b65d82 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5a0fc9b65d82 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5a0fc9b8928f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5a0fc9b8928f - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5a0fc9b52a23 - std::io::default_write_fmt::h12bd533187bc883d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5a0fc9b52a23 - std::io::Write::write_fmt::h926a1fdfdcb90065 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5a0fc9b65bd2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5a0fc9b5106c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5a0fc9b50ee9 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5a0fc9ace2ce - as core::ops::function::Fn>::call::h4b2012949041da5d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x5a0fc9ace2ce - test::test_main_with_exit_callback::{{closure}}::h53c9154cdc260357 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5a0fc9b51673 - as core::ops::function::Fn>::call::h911f2e3e7e84b764 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x5a0fc9b51673 - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5a0fc9b6575a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x5a0fc9b656b9 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5a0fc9b51dfd - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5a0fc9b8f640 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5a0fc9b90546 - core::result::unwrap_failed::hbb243a6a8b53218d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x5a0fc9aafabe - core::result::Result::expect::h5eaa16f48fb2e7e9 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1175:23 [INFO] [stdout] 21: 0x5a0fc9ac1f16 - futures_bufio::read::test_read::ha885db12f322ac5e [INFO] [stdout] at /opt/rustwide/workdir/src/read.rs:352:10 [INFO] [stdout] 22: 0x5a0fc9ac0887 - futures_bufio::read::test_read::{{closure}}::h13ae59c5eb1afbbf [INFO] [stdout] at /opt/rustwide/workdir/src/read.rs:343:15 [INFO] [stdout] 23: 0x5a0fc9ab4156 - core::ops::function::FnOnce::call_once::h02a727d8007a05fe [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x5a0fc9ad380b - core::ops::function::FnOnce::call_once::haf4e03bb51ef1351 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x5a0fc9ad380b - test::__rust_begin_short_backtrace::h50f5566ee84f2f21 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5a0fc9ad6a05 - test::run_test_in_process::{{closure}}::heb3733b71d876eca [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5a0fc9ad6a05 - as core::ops::function::FnOnce<()>>::call_once::he2fe41e1b161faa9 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5a0fc9ad6a05 - std::panicking::catch_unwind::do_call::h00aa383d8fd97a09 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5a0fc9ad6a05 - std::panicking::catch_unwind::he482e1914bc21641 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5a0fc9ad6a05 - std::panic::catch_unwind::h86ac9705098f4f22 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5a0fc9ad6a05 - test::run_test_in_process::h636a992821e3c6aa [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5a0fc9ad6a05 - test::run_test::{{closure}}::he454cc9a192df79f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5a0fc9afc3b4 - test::run_test::{{closure}}::haec47455908dff86 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5a0fc9afc3b4 - std::sys::backtrace::__rust_begin_short_backtrace::h230785972524cdc1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x5a0fc9ae2fca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::haa5a562db4cde838 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5a0fc9ae2fca - as core::ops::function::FnOnce<()>>::call_once::h89254f37a55d0a87 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5a0fc9ae2fca - std::panicking::catch_unwind::do_call::h499f5a462f019d9d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x5a0fc9ae2fca - std::panicking::catch_unwind::h6736fbbb1a264383 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x5a0fc9ae2fca - std::panic::catch_unwind::h49ea7bdd1cbee572 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5a0fc9ae2fca - std::thread::Builder::spawn_unchecked_::{{closure}}::h653dfa62acf32f5a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5a0fc9ae2fca - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82582a626a045a45 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x5a0fc9b3c0bf - as core::ops::function::FnOnce>::call_once::h4ab26c07513156cc [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 43: 0x5a0fc9b3c0bf - std::sys::pal::unix::thread::Thread::new::thread_start::h66ff1bba185a50cf [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 44: 0x79e847e80aa4 - [INFO] [stdout] 45: 0x79e847f0da34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] read::test_read [INFO] [stdout] write::test_write [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "75a6d41347ea879aacbbe5d00844b4b222a723bd40dd9360717e7d8e1b97a66e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75a6d41347ea879aacbbe5d00844b4b222a723bd40dd9360717e7d8e1b97a66e", kill_on_drop: false }` [INFO] [stdout] 75a6d41347ea879aacbbe5d00844b4b222a723bd40dd9360717e7d8e1b97a66e