[INFO] fetching crate tokio-current-thread 0.1.7...
[INFO] testing tokio-current-thread-0.1.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tokio-current-thread 0.1.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tokio-current-thread 0.1.7 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-current-thread 0.1.7
[INFO] finished tweaking crates.io crate tokio-current-thread 0.1.7
[INFO] tweaked toml for crates.io crate tokio-current-thread 0.1.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05281ade2a9d6f678bea48e57ae075feef1ec0be9e9f652b52bc8ea28dcdd59b
[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" "05281ade2a9d6f678bea48e57ae075feef1ec0be9e9f652b52bc8ea28dcdd59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05281ade2a9d6f678bea48e57ae075feef1ec0be9e9f652b52bc8ea28dcdd59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05281ade2a9d6f678bea48e57ae075feef1ec0be9e9f652b52bc8ea28dcdd59b", kill_on_drop: false }`
[INFO] [stdout] 05281ade2a9d6f678bea48e57ae075feef1ec0be9e9f652b52bc8ea28dcdd59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 8d55e5511717d52a38889ef4eea8351e70154144b1907dc28988b4747eef8a9c
[INFO] running `Command { std: "docker" "start" "-a" "8d55e5511717d52a38889ef4eea8351e70154144b1907dc28988b4747eef8a9c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:121:32
[INFO] [stdout]     |
[INFO] [stdout] 121 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:161:32
[INFO] [stdout]     |
[INFO] [stdout] 161 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "8d55e5511717d52a38889ef4eea8351e70154144b1907dc28988b4747eef8a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d55e5511717d52a38889ef4eea8351e70154144b1907dc28988b4747eef8a9c", kill_on_drop: false }`
[INFO] [stdout] 8d55e5511717d52a38889ef4eea8351e70154144b1907dc28988b4747eef8a9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7af436e2d1572a9cbfb79f2de8a7eba9e6967eb025fcaf9c3b2decdfeb51f147
[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" "7af436e2d1572a9cbfb79f2de8a7eba9e6967eb025fcaf9c3b2decdfeb51f147", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:121:32
[INFO] [stdout]     |
[INFO] [stdout] 121 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:161:32
[INFO] [stdout]     |
[INFO] [stdout] 161 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:121:32
[INFO] [stdout]     |
[INFO] [stdout] 121 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:161:32
[INFO] [stdout]     |
[INFO] [stdout] 161 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/current_thread.rs:828:5
[INFO] [stdout]     |
[INFO] [stdout] 828 |     current_thread.run();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "7af436e2d1572a9cbfb79f2de8a7eba9e6967eb025fcaf9c3b2decdfeb51f147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af436e2d1572a9cbfb79f2de8a7eba9e6967eb025fcaf9c3b2decdfeb51f147", kill_on_drop: false }`
[INFO] [stdout] 7af436e2d1572a9cbfb79f2de8a7eba9e6967eb025fcaf9c3b2decdfeb51f147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ca84f6b053ddbc046fc91377777dcab1cd72aa46071d80b71c3d52bbd7ca756
[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" "9ca84f6b053ddbc046fc91377777dcab1cd72aa46071d80b71c3d52bbd7ca756", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:121:32
[INFO] [stderr]     |
[INFO] [stderr] 121 |         write!(fmt, "{}", self.description())
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |         write!(fmt, "{}", self.description())
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:161:32
[INFO] [stderr]     |
[INFO] [stderr] 161 |         write!(fmt, "{}", self.description())
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-current-thread` (lib) generated 3 warnings
[INFO] [stderr] warning: `tokio-current-thread` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/current_thread.rs:828:5
[INFO] [stderr]     |
[INFO] [stderr] 828 |     current_thread.run();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-current-thread` (test "current_thread") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_current_thread-4a19be96506dbf74)
[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/current_thread.rs (/opt/rustwide/target/debug/deps/current_thread-42a17829a27c6679)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test and_turn::execute ... ok
[INFO] [stdout] test and_turn::spawn ... ok
[INFO] [stdout] test from_block_on_all::execute ... ok
[INFO] [stdout] test from_block_on_all::spawn ... ok
[INFO] [stdout] test does_not_set_global_executor_by_default::spawn ... ok
[INFO] [stdout] test from_block_on_future::execute ... ok
[INFO] [stdout] test does_not_set_global_executor_by_default::execute ... ok
[INFO] [stdout] test from_block_on_future::spawn ... ok
[INFO] [stdout] test in_drop::execute ... ok
[INFO] [stdout] test in_drop::spawn ... ok
[INFO] [stdout] test outstanding_tasks_are_dropped_when_executor_is_dropped::spawn ... ok
[INFO] [stdout] test outstanding_tasks_are_dropped_when_executor_is_dropped::execute ... ok
[INFO] [stdout] test tick_on_infini_future ... ok
[INFO] [stdout] test spawn_from_other_thread_unpark ... ok
[INFO] [stdout] test spawn_many ... ok
[INFO] [stdout] test tasks_are_scheduled_fairly::execute ... ok
[INFO] [stdout] test turn_fair ... ok
[INFO] [stdout] test spawn_from_executor_with_handle ... ok
[INFO] [stdout] test spawn_from_other_thread ... ok
[INFO] [stdout] test tasks_are_scheduled_fairly::spawn ... ok
[INFO] [stdout] test turn_has_polled ... ok
[INFO] [stdout] test nesting_run - should panic ... ok
[INFO] [stdout] test run_in_future::execute - should panic ... ok
[INFO] [stdout] test run_in_future::spawn - should panic ... ok
[INFO] [stdout] test hammer_turn ... ok
[INFO] [stdout] test block_waits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-current-thread
[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" "9ca84f6b053ddbc046fc91377777dcab1cd72aa46071d80b71c3d52bbd7ca756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca84f6b053ddbc046fc91377777dcab1cd72aa46071d80b71c3d52bbd7ca756", kill_on_drop: false }`
[INFO] [stdout] 9ca84f6b053ddbc046fc91377777dcab1cd72aa46071d80b71c3d52bbd7ca756