[INFO] fetching crate futures-bufio 0.2.0... [INFO] testing futures-bufio-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] extracting crate futures-bufio 0.2.0 into /workspace/builds/worker-2-tc2/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-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate futures-bufio 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.32) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc146b37574ee892ec148b12b73a4789339173049372bfb9601bbbf3c2fd56ea [INFO] running `Command { std: "docker" "start" "-a" "bc146b37574ee892ec148b12b73a4789339173049372bfb9601bbbf3c2fd56ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc146b37574ee892ec148b12b73a4789339173049372bfb9601bbbf3c2fd56ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc146b37574ee892ec148b12b73a4789339173049372bfb9601bbbf3c2fd56ea", kill_on_drop: false }` [INFO] [stdout] bc146b37574ee892ec148b12b73a4789339173049372bfb9601bbbf3c2fd56ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31389d50d9bdf295056178b1ce6ff34cb0919c6ddd754e53f908bd3d65ea4b3b [INFO] running `Command { std: "docker" "start" "-a" "31389d50d9bdf295056178b1ce6ff34cb0919c6ddd754e53f908bd3d65ea4b3b", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling num_cpus v1.17.0 [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)]` (part of `#[warn(unused)]`) 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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/option.rs:600:0 [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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/option.rs:600:0 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.06s [INFO] running `Command { std: "docker" "inspect" "31389d50d9bdf295056178b1ce6ff34cb0919c6ddd754e53f908bd3d65ea4b3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31389d50d9bdf295056178b1ce6ff34cb0919c6ddd754e53f908bd3d65ea4b3b", kill_on_drop: false }` [INFO] [stdout] 31389d50d9bdf295056178b1ce6ff34cb0919c6ddd754e53f908bd3d65ea4b3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c996ee46a7b9058f53c59520d51b936e46ee1959bc45e989cd5b8c688dc049a7 [INFO] running `Command { std: "docker" "start" "-a" "c996ee46a7b9058f53c59520d51b936e46ee1959bc45e989cd5b8c688dc049a7", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` 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)]` (part of `#[warn(unused)]`) 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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/option.rs:600:0 [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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/option.rs:600:0 [INFO] [stdout] [INFO] [stdout] [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)]` (part of `#[warn(unused)]`) 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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/option.rs:600:0 [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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/option.rs:600:0 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "c996ee46a7b9058f53c59520d51b936e46ee1959bc45e989cd5b8c688dc049a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c996ee46a7b9058f53c59520d51b936e46ee1959bc45e989cd5b8c688dc049a7", kill_on_drop: false }` [INFO] [stdout] c996ee46a7b9058f53c59520d51b936e46ee1959bc45e989cd5b8c688dc049a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b8eeb57a61ccf56b8118e0663c2d25e044f417cb27a46c19b22379b8e8a0f41e [INFO] running `Command { std: "docker" "start" "-a" "b8eeb57a61ccf56b8118e0663c2d25e044f417cb27a46c19b22379b8e8a0f41e", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` 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)]` (part of `#[warn(unused)]`) 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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/option.rs:600:0 [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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/option.rs:600:0 [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 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_bufio-9eaedeef503a4b8d) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test common::test_copy ... ok [INFO] [stdout] test read::test_read ... FAILED [INFO] [stdout] test write::test_write ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- read::test_read stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'read::test_read' (17) 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: 0x56a5b41b4a8a - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x56a5b41b4a8a - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x56a5b41b4a8a - std[e72de78501789eb0]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x56a5b41b4a8a - <::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x56a5b41c890a - ::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x56a5b41c890a - core[6aaeda2c7ad07a48]::fmt::write [INFO] [stdout] 6: 0x56a5b41b9432 - std[e72de78501789eb0]::io::default_write_fmt::> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x56a5b41b9432 - as std[e72de78501789eb0]::io::Write>::write_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x56a5b419388f - ::print [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x56a5b419388f - std[e72de78501789eb0]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x56a5b41acec9 - std[e72de78501789eb0]::panicking::default_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x56a5b41221dc - core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 12: 0x56a5b41221dc - test[4f12b380f1fb68c5]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x56a5b41ad142 - core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 14: 0x56a5b41ad142 - std[e72de78501789eb0]::panicking::panic_with_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x56a5b4193948 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x56a5b418b209 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x56a5b419465d - __rustc[78a4cf188af856fc]::rust_begin_unwind [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x56a5b41c909c - core[6aaeda2c7ad07a48]::panicking::panic_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x56a5b41c8e12 - core[6aaeda2c7ad07a48]::result::unwrap_failed [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:1867:5 [INFO] [stdout] 20: 0x56a5b4103c5e - >::expect [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:1185:23 [INFO] [stdout] 21: 0x56a5b410ce36 - futures_bufio[60fab8bdbd1893ee]::read::test_read [INFO] [stdout] at /opt/rustwide/workdir/src/read.rs:352:10 [INFO] [stdout] 22: 0x56a5b410b8d7 - futures_bufio[60fab8bdbd1893ee]::read::test_read::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/read.rs:343:15 [INFO] [stdout] 23: 0x56a5b40f7d96 - >::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x56a5b41162bb - core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x56a5b41162bb - test[4f12b380f1fb68c5]::__rust_begin_short_backtrace::, fn() -> core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x56a5b4122cab - test[4f12b380f1fb68c5]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x56a5b4122cab - as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 28: 0x56a5b4122cab - std[e72de78501789eb0]::panicking::catch_unwind::do_call::, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x56a5b4122cab - std[e72de78501789eb0]::panicking::catch_unwind::, core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x56a5b4122cab - std[e72de78501789eb0]::panic::catch_unwind::, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x56a5b4122cab - test[4f12b380f1fb68c5]::run_test_in_process [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x56a5b4122cab - test[4f12b380f1fb68c5]::run_test::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x56a5b411e3c4 - test[4f12b380f1fb68c5]::run_test::{closure#1} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x56a5b411e3c4 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x56a5b41258b2 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x56a5b41258b2 - ::{closure#1}::{closure#0}> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 37: 0x56a5b41258b2 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x56a5b41258b2 - std[e72de78501789eb0]::panicking::catch_unwind::<(), core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x56a5b41258b2 - std[e72de78501789eb0]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x56a5b41258b2 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x56a5b41258b2 - ::{closure#1} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x56a5b41b438f - + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2240:9 [INFO] [stdout] 43: 0x56a5b41b438f - ::new::thread_start [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 44: 0x7f8bacd4baa4 - [INFO] [stdout] 45: 0x7f8bacdd8a64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- write::test_write stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'write::test_write' (18) 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: 0x56a5b41b4a8a - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x56a5b41b4a8a - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x56a5b41b4a8a - std[e72de78501789eb0]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x56a5b41b4a8a - <::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x56a5b41c890a - ::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x56a5b41c890a - core[6aaeda2c7ad07a48]::fmt::write [INFO] [stdout] 6: 0x56a5b41b9432 - std[e72de78501789eb0]::io::default_write_fmt::> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x56a5b41b9432 - as std[e72de78501789eb0]::io::Write>::write_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x56a5b419388f - ::print [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x56a5b419388f - std[e72de78501789eb0]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x56a5b41acec9 - std[e72de78501789eb0]::panicking::default_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x56a5b41221dc - core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 12: 0x56a5b41221dc - test[4f12b380f1fb68c5]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x56a5b41ad142 - core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 14: 0x56a5b41ad142 - std[e72de78501789eb0]::panicking::panic_with_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x56a5b4193948 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x56a5b418b209 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x56a5b419465d - __rustc[78a4cf188af856fc]::rust_begin_unwind [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x56a5b41c909c - core[6aaeda2c7ad07a48]::panicking::panic_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x56a5b41c8e12 - core[6aaeda2c7ad07a48]::result::unwrap_failed [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:1867:5 [INFO] [stdout] 20: 0x56a5b4103c5e - >::expect [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:1185:23 [INFO] [stdout] 21: 0x56a5b410efc3 - futures_bufio[60fab8bdbd1893ee]::write::test_write [INFO] [stdout] at /opt/rustwide/workdir/src/write.rs:401:14 [INFO] [stdout] 22: 0x56a5b410be47 - futures_bufio[60fab8bdbd1893ee]::write::test_write::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/write.rs:380:16 [INFO] [stdout] 23: 0x56a5b40f7dd6 - >::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x56a5b41162bb - core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x56a5b41162bb - test[4f12b380f1fb68c5]::__rust_begin_short_backtrace::, fn() -> core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x56a5b4122cab - test[4f12b380f1fb68c5]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x56a5b4122cab - as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 28: 0x56a5b4122cab - std[e72de78501789eb0]::panicking::catch_unwind::do_call::, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x56a5b4122cab - std[e72de78501789eb0]::panicking::catch_unwind::, core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x56a5b4122cab - std[e72de78501789eb0]::panic::catch_unwind::, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x56a5b4122cab - test[4f12b380f1fb68c5]::run_test_in_process [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x56a5b4122cab - test[4f12b380f1fb68c5]::run_test::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x56a5b411e3c4 - test[4f12b380f1fb68c5]::run_test::{closure#1} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x56a5b411e3c4 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x56a5b41258b2 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x56a5b41258b2 - ::{closure#1}::{closure#0}> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 37: 0x56a5b41258b2 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x56a5b41258b2 - std[e72de78501789eb0]::panicking::catch_unwind::<(), core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x56a5b41258b2 - std[e72de78501789eb0]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x56a5b41258b2 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x56a5b41258b2 - ::{closure#1} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x56a5b41b438f - + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2240:9 [INFO] [stdout] 43: 0x56a5b41b438f - ::new::thread_start [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 44: 0x7f8bacd4baa4 - [INFO] [stdout] 45: 0x7f8bacdd8a64 - 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 0.04s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "b8eeb57a61ccf56b8118e0663c2d25e044f417cb27a46c19b22379b8e8a0f41e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8eeb57a61ccf56b8118e0663c2d25e044f417cb27a46c19b22379b8e8a0f41e", kill_on_drop: false }` [INFO] [stdout] b8eeb57a61ccf56b8118e0663c2d25e044f417cb27a46c19b22379b8e8a0f41e