[INFO] fetching crate minimal-executor 0.4.1...
[INFO] testing minimal-executor-0.4.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate minimal-executor 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate minimal-executor 0.4.1
[INFO] finished tweaking crates.io crate minimal-executor 0.4.1
[INFO] tweaked toml for crates.io crate minimal-executor 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate minimal-executor 0.4.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 84 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be8940c3d13520bc048b894be6865166b88c9750d3d49b305d908fc53146e2d9
[INFO] running `Command { std: "docker" "start" "-a" "be8940c3d13520bc048b894be6865166b88c9750d3d49b305d908fc53146e2d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be8940c3d13520bc048b894be6865166b88c9750d3d49b305d908fc53146e2d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8940c3d13520bc048b894be6865166b88c9750d3d49b305d908fc53146e2d9", kill_on_drop: false }`
[INFO] [stdout] be8940c3d13520bc048b894be6865166b88c9750d3d49b305d908fc53146e2d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddf96dc495b9807c18d0c9741a9d93d2240c41a52b2a1f2d216e6eeaf25e3997
[INFO] running `Command { std: "docker" "start" "-a" "ddf96dc495b9807c18d0c9741a9d93d2240c41a52b2a1f2d216e6eeaf25e3997", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling kanal v0.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling minimal-executor v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "ddf96dc495b9807c18d0c9741a9d93d2240c41a52b2a1f2d216e6eeaf25e3997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf96dc495b9807c18d0c9741a9d93d2240c41a52b2a1f2d216e6eeaf25e3997", kill_on_drop: false }`
[INFO] [stdout] ddf96dc495b9807c18d0c9741a9d93d2240c41a52b2a1f2d216e6eeaf25e3997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 332bb0d52b152bf47334954029ffcfa1c405140647683dfe1d7cb67d50d44773
[INFO] running `Command { std: "docker" "start" "-a" "332bb0d52b152bf47334954029ffcfa1c405140647683dfe1d7cb67d50d44773", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling minimal-executor v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> tests/local_pool.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Pending(Rc<()>);
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.25s
[INFO] running `Command { std: "docker" "inspect" "332bb0d52b152bf47334954029ffcfa1c405140647683dfe1d7cb67d50d44773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332bb0d52b152bf47334954029ffcfa1c405140647683dfe1d7cb67d50d44773", kill_on_drop: false }`
[INFO] [stdout] 332bb0d52b152bf47334954029ffcfa1c405140647683dfe1d7cb67d50d44773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bcf2ab38a1401482f2c9a941e4dbefdcd6e0e38a393e0c12370f4cb10d1707b
[INFO] running `Command { std: "docker" "start" "-a" "6bcf2ab38a1401482f2c9a941e4dbefdcd6e0e38a393e0c12370f4cb10d1707b", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> tests/local_pool.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Pending(Rc<()>);
[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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minimal-executor` (test "local_pool") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minimal_executor-baee7cac6cd6b87d)
[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] [stderr]      Running tests/local_pool.rs (/opt/rustwide/target/debug/deps/local_pool-d4d8e3afab2cbf03)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test run_returns_if_empty ... ok
[INFO] [stdout] test run_until_single_future ... ok
[INFO] [stdout] test try_run_one_returns_if_empty ... ok
[INFO] [stdout] test run_spawn_many ... ok
[INFO] [stdout] test try_run_one_executes_one_ready ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minimal_executor
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/local_pool_new.rs - local_pool_new::LocalPool<'a,Ret>::try_run_one (line 102) ... ok
[INFO] [stdout] test src/local_pool_old.rs - local_pool_old::LocalPool<'a,Ret>::run (line 67) ... ok
[INFO] [stdout] test src/local_pool_busy.rs - local_pool_busy::LocalPool<'a,Ret>::run (line 73) ... ok
[INFO] [stdout] test src/local_pool_new.rs - local_pool_new::LocalPool<'a,Ret>::run (line 70) ... ok
[INFO] [stdout] test src/local_pool_old.rs - local_pool_old::LocalPool<'a,Ret>::try_run_one (line 99) ... ok
[INFO] [stdout] test src/local_pool_busy.rs - local_pool_busy::LocalPool<'a,Ret>::try_run_one (line 105) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6bcf2ab38a1401482f2c9a941e4dbefdcd6e0e38a393e0c12370f4cb10d1707b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bcf2ab38a1401482f2c9a941e4dbefdcd6e0e38a393e0c12370f4cb10d1707b", kill_on_drop: false }`
[INFO] [stdout] 6bcf2ab38a1401482f2c9a941e4dbefdcd6e0e38a393e0c12370f4cb10d1707b