[INFO] fetching crate zigzag-alloc 1.0.5...
[INFO] testing zigzag-alloc-1.0.5 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate zigzag-alloc 1.0.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate zigzag-alloc 1.0.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zigzag-alloc 1.0.5
[INFO] tweaked toml for crates.io crate zigzag-alloc 1.0.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zigzag-alloc 1.0.5 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zigzag-alloc 1.0.5 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1d46bfce5a1bd5b8ee6b9feb293fb83a25229e75f491e06913be81014b0eb71
[INFO] running `Command { std: "docker" "start" "-a" "a1d46bfce5a1bd5b8ee6b9feb293fb83a25229e75f491e06913be81014b0eb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1d46bfce5a1bd5b8ee6b9feb293fb83a25229e75f491e06913be81014b0eb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d46bfce5a1bd5b8ee6b9feb293fb83a25229e75f491e06913be81014b0eb71", kill_on_drop: false }`
[INFO] [stdout] a1d46bfce5a1bd5b8ee6b9feb293fb83a25229e75f491e06913be81014b0eb71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a300cd90eac9c2b7026e9e97d644e30e01f1d7825c0d20f40edefc81c9b4efa1
[INFO] running `Command { std: "docker" "start" "-a" "a300cd90eac9c2b7026e9e97d644e30e01f1d7825c0d20f40edefc81c9b4efa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling zigzag-alloc v1.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/alloc/system.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / /// Allocates `size` bytes with a minimum alignment of `alignment`.
[INFO] [stdout] 23 | | ///
[INFO] [stdout] 24 | | /// On success writes the pointer to `*memptr` and returns 0.
[INFO] [stdout] 25 | | /// On failure returns a non-zero error code and leaves `*memptr` unchanged.
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | /// `alignment` must be a power of two and a multiple of `sizeof(void*)`.
[INFO] [stdout] 29 | | /// `size` must be greater than zero.
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 30 |   #[cfg(target_family = "unix")]
[INFO] [stdout] 31 | / unsafe extern "C" {
[INFO] [stdout] 32 | |     fn posix_memalign(memptr: *mut *mut c_void, alignment: usize, size: usize) -> i32;
[INFO] [stdout] 33 | |
[INFO] [stdout] 34 | |     /// Releases memory previously obtained from `posix_memalign` (or `malloc`).
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     fn free(ptr: *mut c_void);
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "a300cd90eac9c2b7026e9e97d644e30e01f1d7825c0d20f40edefc81c9b4efa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a300cd90eac9c2b7026e9e97d644e30e01f1d7825c0d20f40edefc81c9b4efa1", kill_on_drop: false }`
[INFO] [stdout] a300cd90eac9c2b7026e9e97d644e30e01f1d7825c0d20f40edefc81c9b4efa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e01be005097c22b3546b3e744a3494b1d64bd9b2a8c66ccb134dc56f8640e62
[INFO] running `Command { std: "docker" "start" "-a" "8e01be005097c22b3546b3e744a3494b1d64bd9b2a8c66ccb134dc56f8640e62", kill_on_drop: false }`
[INFO] [stderr]    Compiling zigzag-alloc v1.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/alloc/system.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / /// Allocates `size` bytes with a minimum alignment of `alignment`.
[INFO] [stdout] 23 | | ///
[INFO] [stdout] 24 | | /// On success writes the pointer to `*memptr` and returns 0.
[INFO] [stdout] 25 | | /// On failure returns a non-zero error code and leaves `*memptr` unchanged.
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | /// `alignment` must be a power of two and a multiple of `sizeof(void*)`.
[INFO] [stdout] 29 | | /// `size` must be greater than zero.
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 30 |   #[cfg(target_family = "unix")]
[INFO] [stdout] 31 | / unsafe extern "C" {
[INFO] [stdout] 32 | |     fn posix_memalign(memptr: *mut *mut c_void, alignment: usize, size: usize) -> i32;
[INFO] [stdout] 33 | |
[INFO] [stdout] 34 | |     /// Releases memory previously obtained from `posix_memalign` (or `malloc`).
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     fn free(ptr: *mut c_void);
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/alloc/system.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / /// Allocates `size` bytes with a minimum alignment of `alignment`.
[INFO] [stdout] 23 | | ///
[INFO] [stdout] 24 | | /// On success writes the pointer to `*memptr` and returns 0.
[INFO] [stdout] 25 | | /// On failure returns a non-zero error code and leaves `*memptr` unchanged.
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | /// `alignment` must be a power of two and a multiple of `sizeof(void*)`.
[INFO] [stdout] 29 | | /// `size` must be greater than zero.
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 30 |   #[cfg(target_family = "unix")]
[INFO] [stdout] 31 | / unsafe extern "C" {
[INFO] [stdout] 32 | |     fn posix_memalign(memptr: *mut *mut c_void, alignment: usize, size: usize) -> i32;
[INFO] [stdout] 33 | |
[INFO] [stdout] 34 | |     /// Releases memory previously obtained from `posix_memalign` (or `malloc`).
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     fn free(ptr: *mut c_void);
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "8e01be005097c22b3546b3e744a3494b1d64bd9b2a8c66ccb134dc56f8640e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e01be005097c22b3546b3e744a3494b1d64bd9b2a8c66ccb134dc56f8640e62", kill_on_drop: false }`
[INFO] [stdout] 8e01be005097c22b3546b3e744a3494b1d64bd9b2a8c66ccb134dc56f8640e62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73e282d3662844fcc5c3c56b176a2a5fcb58f1939752e742ac5b41ed77bbe20d
[INFO] running `Command { std: "docker" "start" "-a" "73e282d3662844fcc5c3c56b176a2a5fcb58f1939752e742ac5b41ed77bbe20d", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/alloc/system.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / /// Allocates `size` bytes with a minimum alignment of `alignment`.
[INFO] [stderr] 23 | | ///
[INFO] [stderr] 24 | | /// On success writes the pointer to `*memptr` and returns 0.
[INFO] [stderr] 25 | | /// On failure returns a non-zero error code and leaves `*memptr` unchanged.
[INFO] [stderr] ...  |
[INFO] [stderr] 28 | | /// `alignment` must be a power of two and a multiple of `sizeof(void*)`.
[INFO] [stderr] 29 | | /// `size` must be greater than zero.
[INFO] [stderr]    | |_____________________________________^
[INFO] [stderr] 30 |   #[cfg(target_family = "unix")]
[INFO] [stderr] 31 | / unsafe extern "C" {
[INFO] [stderr] 32 | |     fn posix_memalign(memptr: *mut *mut c_void, alignment: usize, size: usize) -> i32;
[INFO] [stderr] 33 | |
[INFO] [stderr] 34 | |     /// Releases memory previously obtained from `posix_memalign` (or `malloc`).
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     fn free(ptr: *mut c_void);
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zigzag-alloc` (lib) generated 1 warning
[INFO] [stderr] warning: `zigzag-alloc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zigzag_alloc-efe1a11167b5eb0d)
[INFO] [stderr]    Doc-tests zigzag_alloc
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/alloc/allocator.rs - alloc::allocator::&'_A (line 76) ... ignored
[INFO] [stdout] test src/alloc/arena.rs - alloc::arena (line 20) ... ignored
[INFO] [stdout] test src/alloc/bump.rs - alloc::bump (line 17) ... ignored
[INFO] [stdout] test src/alloc/bump.rs - alloc::bump::BumpAllocator::alloc_slice (line 132) ... ignored
[INFO] [stdout] test src/alloc/bump.rs - alloc::bump::BumpAllocator::new (line 72) ... ignored
[INFO] [stdout] test src/alloc/counting.rs - alloc::counting::CountingAllocator<A>::stats (line 69) ... ignored
[INFO] [stdout] test src/alloc/pool.rs - alloc::pool (line 19) ... ignored
[INFO] [stdout] test src/collections/boxed.rs - collections::boxed::ExBox<'a,T>::new (line 50) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 8 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.25s; merged doctests compilation took 0.24s
[INFO] running `Command { std: "docker" "inspect" "73e282d3662844fcc5c3c56b176a2a5fcb58f1939752e742ac5b41ed77bbe20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e282d3662844fcc5c3c56b176a2a5fcb58f1939752e742ac5b41ed77bbe20d", kill_on_drop: false }`
[INFO] [stdout] 73e282d3662844fcc5c3c56b176a2a5fcb58f1939752e742ac5b41ed77bbe20d
