[INFO] crate tokio-scoped 0.1.0 is already in cache
[INFO] testing tokio-scoped-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate tokio-scoped 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tokio-scoped 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-scoped 0.1.0
[INFO] finished tweaking crates.io crate tokio-scoped 0.1.0
[INFO] tweaked toml for crates.io crate tokio-scoped 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c4f8a931a16a0aab7884aba1e3c9fe919f9c20d409219690cefa5d34c7bad85
[INFO] running `"docker" "start" "-a" "3c4f8a931a16a0aab7884aba1e3c9fe919f9c20d409219690cefa5d34c7bad85"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tokio-scoped v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:173:12
[INFO] [stderr]     |
[INFO] [stderr] 173 |     f: Box<Future<Item = (), Error = ()> + Send + 'static>,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:191:24
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(f);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:195:24
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:227:24
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(future);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:24
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "3c4f8a931a16a0aab7884aba1e3c9fe919f9c20d409219690cefa5d34c7bad85"`
[INFO] running `"docker" "rm" "-f" "3c4f8a931a16a0aab7884aba1e3c9fe919f9c20d409219690cefa5d34c7bad85"`
[INFO] [stdout] 3c4f8a931a16a0aab7884aba1e3c9fe919f9c20d409219690cefa5d34c7bad85
[INFO] running `"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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b1a4a23fada8133a7a842ce3ea755631ac0a1589725b742f47f9e151fb9b270
[INFO] running `"docker" "start" "-a" "2b1a4a23fada8133a7a842ce3ea755631ac0a1589725b742f47f9e151fb9b270"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tokio-scoped v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:173:12
[INFO] [stderr]     |
[INFO] [stderr] 173 |     f: Box<Future<Item = (), Error = ()> + Send + 'static>,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:191:24
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(f);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:195:24
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:227:24
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(future);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:24
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:173:12
[INFO] [stderr]     |
[INFO] [stderr] 173 |     f: Box<Future<Item = (), Error = ()> + Send + 'static>,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:191:24
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(f);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:195:24
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:227:24
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(future);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:24
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `"docker" "inspect" "2b1a4a23fada8133a7a842ce3ea755631ac0a1589725b742f47f9e151fb9b270"`
[INFO] running `"docker" "rm" "-f" "2b1a4a23fada8133a7a842ce3ea755631ac0a1589725b742f47f9e151fb9b270"`
[INFO] [stdout] 2b1a4a23fada8133a7a842ce3ea755631ac0a1589725b742f47f9e151fb9b270
[INFO] running `"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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7f1f422259967f4342d65f827a077166c0c48f78fccc6ddc5808acc727cd97fc
[INFO] running `"docker" "start" "-a" "7f1f422259967f4342d65f827a077166c0c48f78fccc6ddc5808acc727cd97fc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:173:12
[INFO] [stderr]     |
[INFO] [stderr] 173 |     f: Box<Future<Item = (), Error = ()> + Send + 'static>,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:191:24
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(f);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:195:24
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:227:24
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(future);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:24
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:173:12
[INFO] [stderr]     |
[INFO] [stderr] 173 |     f: Box<Future<Item = (), Error = ()> + Send + 'static>,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:191:24
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(f);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:195:24
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:227:24
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'a> = Box::new(future);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:24
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let boxed: Box<Future<Item = (), Error = ()> + Send + 'static> =
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_scoped-6dceb77f3478f6b4
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test testing::access_mut_stack_scope_fn ... ok
[INFO] [stdout] test testing::borrowed_scope_test ... ok
[INFO] [stdout] test testing::block_on_test ... ok
[INFO] [stdout] Sleeping a spawned future
[INFO] [stdout] Borrowed successfully: Borrowed!
[INFO] [stdout] Another!
[INFO] [stdout] test testing::access_stack ... ok
[INFO] [stdout] test testing::borrow_many_test ... ok
[INFO] [stdout] test testing::inner_scope_test ... ok
[INFO] [stdout] test testing::access_mut_stack ... ok
[INFO] [stdout] Completing!
[INFO] [stdout] Another is done sleeping
[INFO] [stdout] test testing::basic_test ... ok
[INFO] [stderr]    Doc-tests tokio-scoped
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 9) ... ok
[INFO] [stdout] test src/lib.rs - scoped (line 71) ... ok
[INFO] [stdout] test src/lib.rs - scope (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7f1f422259967f4342d65f827a077166c0c48f78fccc6ddc5808acc727cd97fc"`
[INFO] running `"docker" "rm" "-f" "7f1f422259967f4342d65f827a077166c0c48f78fccc6ddc5808acc727cd97fc"`
[INFO] [stdout] 7f1f422259967f4342d65f827a077166c0c48f78fccc6ddc5808acc727cd97fc