[INFO] fetching crate tokio-futures-respawn 0.1.3...
[INFO] testing tokio-futures-respawn-0.1.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate tokio-futures-respawn 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate tokio-futures-respawn 0.1.3
[INFO] finished tweaking crates.io crate tokio-futures-respawn 0.1.3
[INFO] tweaked toml for crates.io crate tokio-futures-respawn 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-futures-respawn 0.1.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 37 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b07d45801ca53f3be20916afe3b8ac18085f72271fa1e3a3e8e4d198cb4a1f0
[INFO] running `Command { std: "docker" "start" "-a" "8b07d45801ca53f3be20916afe3b8ac18085f72271fa1e3a3e8e4d198cb4a1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b07d45801ca53f3be20916afe3b8ac18085f72271fa1e3a3e8e4d198cb4a1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b07d45801ca53f3be20916afe3b8ac18085f72271fa1e3a3e8e4d198cb4a1f0", kill_on_drop: false }`
[INFO] [stdout] 8b07d45801ca53f3be20916afe3b8ac18085f72271fa1e3a3e8e4d198cb4a1f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6de1cb0d4d7622e5a7e8dec59bd8a03106426abdf71b2f90c75ddbdf58700caa
[INFO] running `Command { std: "docker" "start" "-a" "6de1cb0d4d7622e5a7e8dec59bd8a03106426abdf71b2f90c75ddbdf58700caa", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling tokio-futures-respawn v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "6de1cb0d4d7622e5a7e8dec59bd8a03106426abdf71b2f90c75ddbdf58700caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de1cb0d4d7622e5a7e8dec59bd8a03106426abdf71b2f90c75ddbdf58700caa", kill_on_drop: false }`
[INFO] [stdout] 6de1cb0d4d7622e5a7e8dec59bd8a03106426abdf71b2f90c75ddbdf58700caa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea5a8e812f5b5dd76fdad297d06199ce4fe659b500fd5e6b0c050636aa693b35
[INFO] running `Command { std: "docker" "start" "-a" "ea5a8e812f5b5dd76fdad297d06199ce4fe659b500fd5e6b0c050636aa693b35", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tokio-futures-respawn v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `TaskReturnsResult` is never constructed
[INFO] [stdout]    --> src/lib.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 |     struct TaskReturnsResult;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskReturnsVoid` is never constructed
[INFO] [stdout]    --> src/lib.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     struct TaskReturnsVoid;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.14s
[INFO] running `Command { std: "docker" "inspect" "ea5a8e812f5b5dd76fdad297d06199ce4fe659b500fd5e6b0c050636aa693b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5a8e812f5b5dd76fdad297d06199ce4fe659b500fd5e6b0c050636aa693b35", kill_on_drop: false }`
[INFO] [stdout] ea5a8e812f5b5dd76fdad297d06199ce4fe659b500fd5e6b0c050636aa693b35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60d6122cc60e0545834a1cdb984d14b01f0e0345d0c05a0ef7c51cb5954afaf4
[INFO] running `Command { std: "docker" "start" "-a" "60d6122cc60e0545834a1cdb984d14b01f0e0345d0c05a0ef7c51cb5954afaf4", kill_on_drop: false }`
[INFO] [stderr] warning: struct `TaskReturnsResult` is never constructed
[INFO] [stderr]    --> src/lib.rs:190:12
[INFO] [stderr]     |
[INFO] [stderr] 190 |     struct TaskReturnsResult;
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TaskReturnsVoid` is never constructed
[INFO] [stderr]    --> src/lib.rs:218:12
[INFO] [stderr]     |
[INFO] [stderr] 218 |     struct TaskReturnsVoid;
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-futures-respawn` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_futures_respawn-6556f68fb8b8bfa8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::check_always_respawn_compiles ... ok
[INFO] [stdout] test tests::tests_retries_3_times ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_futures_respawn
[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" "60d6122cc60e0545834a1cdb984d14b01f0e0345d0c05a0ef7c51cb5954afaf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d6122cc60e0545834a1cdb984d14b01f0e0345d0c05a0ef7c51cb5954afaf4", kill_on_drop: false }`
[INFO] [stdout] 60d6122cc60e0545834a1cdb984d14b01f0e0345d0c05a0ef7c51cb5954afaf4