[INFO] fetching crate stackfuture 0.3.0...
[INFO] testing stackfuture-0.3.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate stackfuture 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate stackfuture 0.3.0
[INFO] finished tweaking crates.io crate stackfuture 0.3.0
[INFO] tweaked toml for crates.io crate stackfuture 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stackfuture 0.3.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77141b9138bfc542a829b278837cd4196bd564bfa8efcd0c8e6f18e35cb1489b
[INFO] running `Command { std: "docker" "start" "-a" "77141b9138bfc542a829b278837cd4196bd564bfa8efcd0c8e6f18e35cb1489b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77141b9138bfc542a829b278837cd4196bd564bfa8efcd0c8e6f18e35cb1489b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77141b9138bfc542a829b278837cd4196bd564bfa8efcd0c8e6f18e35cb1489b", kill_on_drop: false }`
[INFO] [stdout] 77141b9138bfc542a829b278837cd4196bd564bfa8efcd0c8e6f18e35cb1489b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abbd510f39e77871b81e57a1cb6075b6d234f01d8155794b8b9d8aa906a17107
[INFO] running `Command { std: "docker" "start" "-a" "abbd510f39e77871b81e57a1cb6075b6d234f01d8155794b8b9d8aa906a17107", kill_on_drop: false }`
[INFO] [stderr]    Compiling stackfuture v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "abbd510f39e77871b81e57a1cb6075b6d234f01d8155794b8b9d8aa906a17107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abbd510f39e77871b81e57a1cb6075b6d234f01d8155794b8b9d8aa906a17107", kill_on_drop: false }`
[INFO] [stdout] abbd510f39e77871b81e57a1cb6075b6d234f01d8155794b8b9d8aa906a17107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7931250d0155d43dc09803bcde30c5e6524ef829a58c9a12949f3270662863a
[INFO] running `Command { std: "docker" "start" "-a" "d7931250d0155d43dc09803bcde30c5e6524ef829a58c9a12949f3270662863a", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling stackfuture v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/tests.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |     struct BigAlignment(u32);
[INFO] [stdout]     |            ------------ ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/tests.rs:124:25
[INFO] [stdout]     |
[INFO] [stdout] 124 |     struct BigAlignment(u32);
[INFO] [stdout]     |            ------------ ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/tests.rs:145:25
[INFO] [stdout]     |
[INFO] [stdout] 145 |     struct BigAlignment(u32);
[INFO] [stdout]     |            ------------ ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "d7931250d0155d43dc09803bcde30c5e6524ef829a58c9a12949f3270662863a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7931250d0155d43dc09803bcde30c5e6524ef829a58c9a12949f3270662863a", kill_on_drop: false }`
[INFO] [stdout] d7931250d0155d43dc09803bcde30c5e6524ef829a58c9a12949f3270662863a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c37c6717ac1871f0afdec6f4f813d01bfef755f476f6a7a9fff50facb968aeb3
[INFO] running `Command { std: "docker" "start" "-a" "c37c6717ac1871f0afdec6f4f813d01bfef755f476f6a7a9fff50facb968aeb3", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/tests.rs:106:25
[INFO] [stderr]     |
[INFO] [stderr] 106 |     struct BigAlignment(u32);
[INFO] [stderr]     |            ------------ ^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/tests.rs:124:25
[INFO] [stderr]     |
[INFO] [stderr] 124 |     struct BigAlignment(u32);
[INFO] [stderr]     |            ------------ ^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/tests.rs:145:25
[INFO] [stderr]     |
[INFO] [stderr] 145 |     struct BigAlignment(u32);
[INFO] [stderr]     |            ------------ ^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr] 
[INFO] [stderr] warning: `stackfuture` (lib test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stackfuture-2d957e3cf0315bf2)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::create_and_run ... ok
[INFO] [stdout] test tests::from_or_box ... ok
[INFO] [stdout] test tests::destructor_runs ... ok
[INFO] [stdout] test tests::test_alignment ... ok
[INFO] [stdout] test tests::test_alignment_failure ... ok
[INFO] [stdout] test tests::test_boxed_alignment ... ok
[INFO] [stdout] test tests::try_from ... ok
[INFO] [stdout] test tests::test_size_failure ... ok
[INFO] [stdout] test tests::stress_drop_sender ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.32s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stackfuture
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - StackFuture<'a,T,STACK_SIZE>::from (line 106) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - StackFuture (line 39) ... ok
[INFO] [stdout] test src/lib.rs - StackFuture<'a,T,STACK_SIZE>::from (line 119) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c37c6717ac1871f0afdec6f4f813d01bfef755f476f6a7a9fff50facb968aeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c37c6717ac1871f0afdec6f4f813d01bfef755f476f6a7a9fff50facb968aeb3", kill_on_drop: false }`
[INFO] [stdout] c37c6717ac1871f0afdec6f4f813d01bfef755f476f6a7a9fff50facb968aeb3
