[INFO] crate tiny_future 0.3.2 is already in cache
[INFO] testing tiny_future-0.3.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate tiny_future 0.3.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tiny_future 0.3.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tiny_future 0.3.2
[INFO] finished tweaking crates.io crate tiny_future 0.3.2
[INFO] tweaked toml for crates.io crate tiny_future 0.3.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 711c996df53922c5c5f03b72445e670661f7145c6b93fe9e57032d68a86dfb44
[INFO] running `Command { std: "docker" "start" "-a" "711c996df53922c5c5f03b72445e670661f7145c6b93fe9e57032d68a86dfb44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "711c996df53922c5c5f03b72445e670661f7145c6b93fe9e57032d68a86dfb44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711c996df53922c5c5f03b72445e670661f7145c6b93fe9e57032d68a86dfb44", kill_on_drop: false }`
[INFO] [stdout] 711c996df53922c5c5f03b72445e670661f7145c6b93fe9e57032d68a86dfb44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8f445a0c8503ed906a5cf0d62716b54abdf17bc76cdd51bebe3d64ae74569868
[INFO] running `Command { std: "docker" "start" "-a" "8f445a0c8503ed906a5cf0d62716b54abdf17bc76cdd51bebe3d64ae74569868", kill_on_drop: false }`
[INFO] [stderr]    Compiling etrace v1.1.1
[INFO] [stderr]    Compiling tiny_future v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Clone` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:182:6
[INFO] [stdout]     |
[INFO] [stdout] 182 |     use std::clone::Clone;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "8f445a0c8503ed906a5cf0d62716b54abdf17bc76cdd51bebe3d64ae74569868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f445a0c8503ed906a5cf0d62716b54abdf17bc76cdd51bebe3d64ae74569868", kill_on_drop: false }`
[INFO] [stdout] 8f445a0c8503ed906a5cf0d62716b54abdf17bc76cdd51bebe3d64ae74569868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42fda2abe17317be7e0b5fcc9f082ae8bfe92639982a710914dab7b42cd752bb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "42fda2abe17317be7e0b5fcc9f082ae8bfe92639982a710914dab7b42cd752bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny_future v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Clone` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:182:6
[INFO] [stdout]     |
[INFO] [stdout] 182 |     use std::clone::Clone;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Clone` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:182:6
[INFO] [stdout]     |
[INFO] [stdout] 182 |     use std::clone::Clone;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42fda2abe17317be7e0b5fcc9f082ae8bfe92639982a710914dab7b42cd752bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42fda2abe17317be7e0b5fcc9f082ae8bfe92639982a710914dab7b42cd752bb", kill_on_drop: false }`
[INFO] [stdout] 42fda2abe17317be7e0b5fcc9f082ae8bfe92639982a710914dab7b42cd752bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eaf23d305fb021893344714905be558fd4c9509b8abff426e2c6fd6d83242862
[INFO] running `Command { std: "docker" "start" "-a" "eaf23d305fb021893344714905be558fd4c9509b8abff426e2c6fd6d83242862", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: the item `Clone` is imported redundantly
[INFO] [stdout] running 5 tests
[INFO] [stderr]    --> src/lib.rs:182:6
[INFO] [stdout] test test::cancel_set_err ... ok
[INFO] [stderr]     |
[INFO] [stdout] test test::double_set_err ... ok
[INFO] [stderr] 182 |     use std::clone::Clone;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Clone` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:182:6
[INFO] [stderr]     |
[INFO] [stderr] 182 |     use std::clone::Clone;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tiny_future-1fbb5f11a273b9a5
[INFO] [stdout] test test::drop_is_canceled ... ok
[INFO] [stdout] test test::cancel_get_err ... ok
[INFO] [stderr]    Doc-tests tiny_future
[INFO] [stdout] test test::is_ready_and_get ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eaf23d305fb021893344714905be558fd4c9509b8abff426e2c6fd6d83242862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf23d305fb021893344714905be558fd4c9509b8abff426e2c6fd6d83242862", kill_on_drop: false }`
[INFO] [stdout] eaf23d305fb021893344714905be558fd4c9509b8abff426e2c6fd6d83242862