[INFO] cloning repository https://github.com/shawakash/low_level_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shawakash/low_level_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshawakash%2Flow_level_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshawakash%2Flow_level_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23ef69f15490b661f22931fd80092c8ac0fd243a
[INFO] testing shawakash/low_level_rust against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshawakash%2Flow_level_rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shawakash/low_level_rust
[INFO] finished tweaking git repo https://github.com/shawakash/low_level_rust
[INFO] tweaked toml for git repo https://github.com/shawakash/low_level_rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shawakash/low_level_rust on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shawakash/low_level_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64e24dbef955b62bd58d1ad9650abd239b364894953e3157842e0eb7f333e44b
[INFO] running `Command { std: "docker" "start" "-a" "64e24dbef955b62bd58d1ad9650abd239b364894953e3157842e0eb7f333e44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64e24dbef955b62bd58d1ad9650abd239b364894953e3157842e0eb7f333e44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e24dbef955b62bd58d1ad9650abd239b364894953e3157842e0eb7f333e44b", kill_on_drop: false }`
[INFO] [stdout] 64e24dbef955b62bd58d1ad9650abd239b364894953e3157842e0eb7f333e44b
[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" "-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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e06a0dee1661f691eacc2c5b9ca5293a2611e217b606b8d47d09f8c04505cf5f
[INFO] running `Command { std: "docker" "start" "-a" "e06a0dee1661f691eacc2c5b9ca5293a2611e217b606b8d47d09f8c04505cf5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pointers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `IteratorExt`, `cell::Cell`, and `flatten`
[INFO] [stdout]  --> src/test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::Cell,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 3 |     iter::{flatten, IteratorExt},
[INFO] [stdout]   |            ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub mod test;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/box_m.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe { Box::from_raw(self.value) };
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe { let _ = Box::from_raw(self.value); };
[INFO] [stdout]    |                  +++++++                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "e06a0dee1661f691eacc2c5b9ca5293a2611e217b606b8d47d09f8c04505cf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06a0dee1661f691eacc2c5b9ca5293a2611e217b606b8d47d09f8c04505cf5f", kill_on_drop: false }`
[INFO] [stdout] e06a0dee1661f691eacc2c5b9ca5293a2611e217b606b8d47d09f8c04505cf5f
[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" "-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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9054f05778214c57caeb7050c60f3d6f6bf7371890c5215b5bac3b7df89ad6e8
[INFO] running `Command { std: "docker" "start" "-a" "9054f05778214c57caeb7050c60f3d6f6bf7371890c5215b5bac3b7df89ad6e8", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `IteratorExt`, `cell::Cell`, and `flatten`
[INFO] [stdout]  --> src/test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::Cell,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 3 |     iter::{flatten, IteratorExt},
[INFO] [stdout]   |            ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub mod test;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/box_m.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe { Box::from_raw(self.value) };
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe { let _ = Box::from_raw(self.value); };
[INFO] [stdout]    |                  +++++++                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pointers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/box_m.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     assert_eq!(unsafe { *bm }, 32);
[INFO] [stdout]    |                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/box_m.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe { Box::from_raw(self.value) };
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe { let _ = Box::from_raw(self.value); };
[INFO] [stdout]    |                  +++++++                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "9054f05778214c57caeb7050c60f3d6f6bf7371890c5215b5bac3b7df89ad6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9054f05778214c57caeb7050c60f3d6f6bf7371890c5215b5bac3b7df89ad6e8", kill_on_drop: false }`
[INFO] [stdout] 9054f05778214c57caeb7050c60f3d6f6bf7371890c5215b5bac3b7df89ad6e8
[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" "-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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab770c94788228ddbc92cb55862223a0e986cdb509646612be924a47bd8218ad
[INFO] running `Command { std: "docker" "start" "-a" "ab770c94788228ddbc92cb55862223a0e986cdb509646612be924a47bd8218ad", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `IteratorExt`, `cell::Cell`, and `flatten`
[INFO] [stderr]  --> src/test.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     cell::Cell,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 3 |     iter::{flatten, IteratorExt},
[INFO] [stderr]   |            ^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub mod test;
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]   --> src/box_m.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |         unsafe { Box::from_raw(self.value) };
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 17 |         unsafe { let _ = Box::from_raw(self.value); };
[INFO] [stderr]    |                  +++++++                          +
[INFO] [stderr] 
[INFO] [stderr] warning: `pointers` (lib) generated 2 warnings (run `cargo fix --lib -p pointers` to apply 1 suggestion)
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/box_m.rs:44:16
[INFO] [stderr]    |
[INFO] [stderr] 44 |     assert_eq!(unsafe { *bm }, 32);
[INFO] [stderr]    |                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pointers` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pointers-d67470b128faca79)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test channel::closed_rx ... ok
[INFO] [stdout] test channel::closed_tx ... ok
[INFO] [stdout] test channel::ping_pong ... ok
[INFO] [stdout] test test::both_ends ... ok
[INFO] [stdout] test box_m::boxm_init ... ok
[INFO] [stdout] test test::deep ... ok
[INFO] [stdout] test test::empty ... ok
[INFO] [stdout] test test::one ... ok
[INFO] [stdout] test test::reverse_wide ... ok
[INFO] [stdout] test test::two ... ok
[INFO] [stdout] test test::two_wide ... ok
[INFO] [stdout] test test::test_cell ... ok
[INFO] [stdout] test test::empty_wide ... ok
[INFO] [stdout] test test::ext ... ok
[INFO] [stdout] test test::inf ... ok
[INFO] [stdout] test test::reverse ... ok
[INFO] [stdout] test mutex::test_mutex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pointers
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab770c94788228ddbc92cb55862223a0e986cdb509646612be924a47bd8218ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab770c94788228ddbc92cb55862223a0e986cdb509646612be924a47bd8218ad", kill_on_drop: false }`
[INFO] [stdout] ab770c94788228ddbc92cb55862223a0e986cdb509646612be924a47bd8218ad
