[INFO] fetching crate rustypipes 0.1.1...
[INFO] testing rustypipes-0.1.1 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate rustypipes 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rustypipes 0.1.1
[INFO] finished tweaking crates.io crate rustypipes 0.1.1
[INFO] tweaked toml for crates.io crate rustypipes 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustypipes 0.1.1 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08c5525a78eac3281c8fd4a53e515335acf379c55e430c42657b1d67ef7e51ab
[INFO] running `Command { std: "docker" "start" "-a" "08c5525a78eac3281c8fd4a53e515335acf379c55e430c42657b1d67ef7e51ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08c5525a78eac3281c8fd4a53e515335acf379c55e430c42657b1d67ef7e51ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c5525a78eac3281c8fd4a53e515335acf379c55e430c42657b1d67ef7e51ab", kill_on_drop: false }`
[INFO] [stdout] 08c5525a78eac3281c8fd4a53e515335acf379c55e430c42657b1d67ef7e51ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f6ecacfb3b3795fdd0cf0b54e5991151b8c7a5848eed02cb3dd9daccb18a084
[INFO] running `Command { std: "docker" "start" "-a" "9f6ecacfb3b3795fdd0cf0b54e5991151b8c7a5848eed02cb3dd9daccb18a084", kill_on_drop: false }`
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling unix-named-pipe v0.2.0
[INFO] [stderr]    Compiling rustypipes v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/client.rs:471:22
[INFO] [stdout]     |
[INFO] [stdout] 471 |             Ok(_) => drop(self),
[INFO] [stdout]     |                      ^^^^^----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           argument has type `&mut OctopipesClient`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/client.rs:472:34
[INFO] [stdout]     |
[INFO] [stdout] 472 |             Err(error) => panic!(error), //Don't worry, it won't panic
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 472 |             Err(error) => panic!("{}", error), //Don't worry, it won't panic
[INFO] [stdout]     |                                  +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 472 -             Err(error) => panic!(error), //Don't worry, it won't panic
[INFO] [stdout] 472 +             Err(error) => std::panic::panic_any(error), //Don't worry, it won't panic
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:307:17
[INFO] [stdout]     |
[INFO] [stdout] 307 |                 drop(worker);
[INFO] [stdout]     |                 ^^^^^------^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut OctopipesServerWorker`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 307 -                 drop(worker);
[INFO] [stdout] 307 +                 let _ = worker;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:697:9
[INFO] [stdout]     |
[INFO] [stdout] 697 |         drop(self);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut OctopipesServer`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 697 -         drop(self);
[INFO] [stdout] 697 +         let _ = self;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:852:9
[INFO] [stdout]     |
[INFO] [stdout] 852 |         drop(self);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut OctopipesServerWorker`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 852 -         drop(self);
[INFO] [stdout] 852 +         let _ = self;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.10s
[INFO] running `Command { std: "docker" "inspect" "9f6ecacfb3b3795fdd0cf0b54e5991151b8c7a5848eed02cb3dd9daccb18a084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6ecacfb3b3795fdd0cf0b54e5991151b8c7a5848eed02cb3dd9daccb18a084", kill_on_drop: false }`
[INFO] [stdout] 9f6ecacfb3b3795fdd0cf0b54e5991151b8c7a5848eed02cb3dd9daccb18a084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1669ae81c135f98367ed08a3c7c25b8367c82606d87c2fd21914549913142da0
[INFO] running `Command { std: "docker" "start" "-a" "1669ae81c135f98367ed08a3c7c25b8367c82606d87c2fd21914549913142da0", kill_on_drop: false }`
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/client.rs:471:22
[INFO] [stdout]     |
[INFO] [stdout] 471 |             Ok(_) => drop(self),
[INFO] [stdout]     |                      ^^^^^----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           argument has type `&mut OctopipesClient`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/client.rs:472:34
[INFO] [stdout]     |
[INFO] [stdout] 472 |             Err(error) => panic!(error), //Don't worry, it won't panic
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 472 |             Err(error) => panic!("{}", error), //Don't worry, it won't panic
[INFO] [stdout]     |                                  +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 472 -             Err(error) => panic!(error), //Don't worry, it won't panic
[INFO] [stdout] 472 +             Err(error) => std::panic::panic_any(error), //Don't worry, it won't panic
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:307:17
[INFO] [stdout]     |
[INFO] [stdout] 307 |                 drop(worker);
[INFO] [stdout]     |                 ^^^^^------^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut OctopipesServerWorker`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 307 -                 drop(worker);
[INFO] [stdout] 307 +                 let _ = worker;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:697:9
[INFO] [stdout]     |
[INFO] [stdout] 697 |         drop(self);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut OctopipesServer`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 697 -         drop(self);
[INFO] [stdout] 697 +         let _ = self;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:852:9
[INFO] [stdout]     |
[INFO] [stdout] 852 |         drop(self);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut OctopipesServerWorker`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 852 -         drop(self);
[INFO] [stdout] 852 +         let _ = self;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustypipes v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/client.rs:471:22
[INFO] [stdout]     |
[INFO] [stdout] 471 |             Ok(_) => drop(self),
[INFO] [stdout]     |                      ^^^^^----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           argument has type `&mut OctopipesClient`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/client.rs:472:34
[INFO] [stdout]     |
[INFO] [stdout] 472 |             Err(error) => panic!(error), //Don't worry, it won't panic
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 472 |             Err(error) => panic!("{}", error), //Don't worry, it won't panic
[INFO] [stdout]     |                                  +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 472 -             Err(error) => panic!(error), //Don't worry, it won't panic
[INFO] [stdout] 472 +             Err(error) => std::panic::panic_any(error), //Don't worry, it won't panic
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:307:17
[INFO] [stdout]     |
[INFO] [stdout] 307 |                 drop(worker);
[INFO] [stdout]     |                 ^^^^^------^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut OctopipesServerWorker`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 307 -                 drop(worker);
[INFO] [stdout] 307 +                 let _ = worker;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:697:9
[INFO] [stdout]     |
[INFO] [stdout] 697 |         drop(self);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut OctopipesServer`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 697 -         drop(self);
[INFO] [stdout] 697 +         let _ = self;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/server.rs:852:9
[INFO] [stdout]     |
[INFO] [stdout] 852 |         drop(self);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut OctopipesServerWorker`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 852 -         drop(self);
[INFO] [stdout] 852 +         let _ = self;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "1669ae81c135f98367ed08a3c7c25b8367c82606d87c2fd21914549913142da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1669ae81c135f98367ed08a3c7c25b8367c82606d87c2fd21914549913142da0", kill_on_drop: false }`
[INFO] [stdout] 1669ae81c135f98367ed08a3c7c25b8367c82606d87c2fd21914549913142da0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2d7de986d24f397a3c60a9520883f4207122f4c40678622066f989d75f4d1ac
[INFO] running `Command { std: "docker" "start" "-a" "e2d7de986d24f397a3c60a9520883f4207122f4c40678622066f989d75f4d1ac", kill_on_drop: false }`
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/client.rs:471:22
[INFO] [stderr]     |
[INFO] [stderr] 471 |             Ok(_) => drop(self),
[INFO] [stderr]     |                      ^^^^^----^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           argument has type `&mut OctopipesClient`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/client.rs:472:34
[INFO] [stderr]     |
[INFO] [stderr] 472 |             Err(error) => panic!(error), //Don't worry, it won't panic
[INFO] [stderr]     |                                  ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 472 |             Err(error) => panic!("{}", error), //Don't worry, it won't panic
[INFO] [stderr]     |                                  +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 472 -             Err(error) => panic!(error), //Don't worry, it won't panic
[INFO] [stderr] 472 +             Err(error) => std::panic::panic_any(error), //Don't worry, it won't panic
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/server.rs:307:17
[INFO] [stderr]     |
[INFO] [stderr] 307 |                 drop(worker);
[INFO] [stderr]     |                 ^^^^^------^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      argument has type `&mut OctopipesServerWorker`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 307 -                 drop(worker);
[INFO] [stderr] 307 +                 let _ = worker;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/server.rs:697:9
[INFO] [stderr]     |
[INFO] [stderr] 697 |         drop(self);
[INFO] [stderr]     |         ^^^^^----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut OctopipesServer`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 697 -         drop(self);
[INFO] [stderr] 697 +         let _ = self;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/server.rs:852:9
[INFO] [stderr]     |
[INFO] [stderr] 852 |         drop(self);
[INFO] [stderr]     |         ^^^^^----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut OctopipesServerWorker`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 852 -         drop(self);
[INFO] [stderr] 852 +         let _ = self;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rustypipes` (lib) generated 5 warnings (run `cargo fix --lib -p rustypipes` to apply 1 suggestion)
[INFO] [stderr] warning: `rustypipes` (lib test) generated 5 warnings (5 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/rustypipes-a8edd5b537e3f1f3)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test cap::tests::test_encode_assignment_with_error ... ok
[INFO] [stdout] test cap::tests::test_encode_subscription_with_groups ... ok
[INFO] [stdout] test cap::tests::test_encode_unsubscription ... ok
[INFO] [stdout] test cap::tests::test_get_cap_message_type ... ok
[INFO] [stdout] test cap::tests::test_parse_assignment ... ok
[INFO] [stdout] test cap::tests::test_parse_assignment_cap_error ... ok
[INFO] [stdout] test cap::tests::test_parse_assignment_with_error ... ok
[INFO] [stdout] test cap::tests::test_parse_subscribe_nok ... ok
[INFO] [stdout] test cap::tests::test_parse_unsubscription_with_error ... ok
[INFO] [stdout] test cap::tests::test_encode_subscription_without_groups ... ok
[INFO] [stdout] test cap::tests::test_encode_assignment_with_pipes ... ok
[INFO] [stdout] test serializer::tests::test_decode_bad_checksum ... ok
[INFO] [stdout] test cap::tests::test_parse_subscribe ... ok
[INFO] [stdout] test serializer::tests::test_decode_bad_encoded ... ok
[INFO] [stdout] test serializer::tests::test_decode_no_origin ... ok
[INFO] [stdout] test serializer::tests::test_decode_simple ... ok
[INFO] [stdout] test serializer::tests::test_decode_no_remote ... ok
[INFO] [stdout] test serializer::tests::test_decode_unsupported_version ... ok
[INFO] [stdout] test serializer::tests::test_encode_empty ... ok
[INFO] [stdout] test serializer::tests::test_encode_rck ... ok
[INFO] [stdout] test serializer::tests::test_encode_ick ... ok
[INFO] [stdout] test pipes::tests::test_pipe_create_and_delete ... ok
[INFO] [stdout] test pipes::tests::test_pipe_io ... ok
[INFO] [stdout] test cap::tests::test_parse_unsubscription ... ok
[INFO] [stdout] test pipes::tests::test_pipe_write_no_endpoint ... FAILED
[INFO] [stdout] test pipes::tests::test_pipe_read_no_endpoint ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- pipes::tests::test_pipe_write_no_endpoint stdout ----
[INFO] [stdout] Pipe created with success
[INFO] [stdout] 
[INFO] [stdout] thread 'pipes::tests::test_pipe_write_no_endpoint' panicked at src/pipes/mod.rs:306:22:
[INFO] [stdout] Error kind should be WriteZero, but is No such device or address (os error 6) (Uncategorized)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61d4a3fabce2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61d4a3fabce2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61d4a3fabce2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x61d4a3fabce2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x61d4a3fd1973 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x61d4a3fd1973 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x61d4a3fa8bc3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61d4a3fa8bc3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x61d4a3fabb32 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x61d4a3fad30c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x61d4a3fad162 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x61d4a3f74f14 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x61d4a3f74f14 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61d4a3faddeb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x61d4a3faddeb - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x61d4a3fadaba - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x61d4a3fac1d9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x61d4a3fad74d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x61d4a3fcff40 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x61d4a3f39203 - rustypipes::pipes::tests::test_pipe_write_no_endpoint::h0f99e4416dfff1c5
[INFO] [stdout]   20:     0x61d4a3f37169 - rustypipes::pipes::tests::test_pipe_write_no_endpoint::{{closure}}::hd6648da31a9fc8ad
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pipes/mod.rs:281:37
[INFO] [stdout]   21:     0x61d4a3f37169 - core::ops::function::FnOnce::call_once::h3b92bf9476e4cee4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x61d4a3f7a64b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x61d4a3f7a64b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   24:     0x61d4a3f7988e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   25:     0x61d4a3f7988e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x61d4a3f7988e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   27:     0x61d4a3f7988e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   28:     0x61d4a3f7988e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x61d4a3f7988e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   30:     0x61d4a3f7988e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   31:     0x61d4a3f3d434 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   32:     0x61d4a3f3d434 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   33:     0x61d4a3f40dda - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   34:     0x61d4a3f40dda - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x61d4a3f40dda - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   36:     0x61d4a3f40dda - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   37:     0x61d4a3f40dda - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x61d4a3f40dda - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   39:     0x61d4a3f40dda - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x61d4a3fb0d47 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   41:     0x61d4a3fb0d47 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x61d4a3fb0d47 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   43:     0x7cab7140caa4 - <unknown>
[INFO] [stdout]   44:     0x7cab71499a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     pipes::tests::test_pipe_write_no_endpoint
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "e2d7de986d24f397a3c60a9520883f4207122f4c40678622066f989d75f4d1ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d7de986d24f397a3c60a9520883f4207122f4c40678622066f989d75f4d1ac", kill_on_drop: false }`
[INFO] [stdout] e2d7de986d24f397a3c60a9520883f4207122f4c40678622066f989d75f4d1ac
