[INFO] crate futures-task 0.3.5 is already in cache
[INFO] testing futures-task-0.3.5 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate futures-task 0.3.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate futures-task 0.3.5 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-task 0.3.5
[INFO] finished tweaking crates.io crate futures-task 0.3.5
[INFO] tweaked toml for crates.io crate futures-task 0.3.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1e83c859466f726e4f763ef16365b62c9a532b5ed8726f39bf99f1898ce778b
[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" "b1e83c859466f726e4f763ef16365b62c9a532b5ed8726f39bf99f1898ce778b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1e83c859466f726e4f763ef16365b62c9a532b5ed8726f39bf99f1898ce778b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e83c859466f726e4f763ef16365b62c9a532b5ed8726f39bf99f1898ce778b", kill_on_drop: false }`
[INFO] [stdout] b1e83c859466f726e4f763ef16365b62c9a532b5ed8726f39bf99f1898ce778b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 0184129f422dcba7e36a6ecbbdd61fea52866ca5a1379ce8332701049b307a28
[INFO] running `Command { std: "docker" "start" "-a" "0184129f422dcba7e36a6ecbbdd61fea52866ca5a1379ce8332701049b307a28", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "0184129f422dcba7e36a6ecbbdd61fea52866ca5a1379ce8332701049b307a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0184129f422dcba7e36a6ecbbdd61fea52866ca5a1379ce8332701049b307a28", kill_on_drop: false }`
[INFO] [stdout] 0184129f422dcba7e36a6ecbbdd61fea52866ca5a1379ce8332701049b307a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0ac159583ca068e6192ec2cb5bd9188d8e24ea5fb7ccd680dd876be4bdfbde9
[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" "a0ac159583ca068e6192ec2cb5bd9188d8e24ea5fb7ccd680dd876be4bdfbde9", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "a0ac159583ca068e6192ec2cb5bd9188d8e24ea5fb7ccd680dd876be4bdfbde9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ac159583ca068e6192ec2cb5bd9188d8e24ea5fb7ccd680dd876be4bdfbde9", kill_on_drop: false }`
[INFO] [stdout] a0ac159583ca068e6192ec2cb5bd9188d8e24ea5fb7ccd680dd876be4bdfbde9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] fea7c2d2cc82d909cd718a6f44626a14a4075f59ca2d690b225904353abf2674
[INFO] running `Command { std: "docker" "start" "-a" "fea7c2d2cc82d909cd718a6f44626a14a4075f59ca2d690b225904353abf2674", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures_task-cbd6242c2a4fd85d
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures-task
[INFO] [stdout] running 1 test
[INFO] [stdout] test noop_waker::tests::issue_2091_cross_thread_segfault ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/noop_waker.rs - noop_waker::noop_waker_ref (line 42) ... FAILED
[INFO] [stdout] test src/noop_waker.rs - noop_waker::noop_waker (line 25) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/noop_waker.rs - noop_waker::noop_waker_ref (line 42) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `futures`
[INFO] [stdout]  --> src/noop_waker.rs:43:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::noop_waker_ref;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared type or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `noop_waker_ref` in this scope
[INFO] [stdout]  --> src/noop_waker.rs:44:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | let waker = noop_waker_ref();
[INFO] [stdout]   |             ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_task::noop_waker_ref;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/noop_waker.rs - noop_waker::noop_waker (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `futures`
[INFO] [stdout]  --> src/noop_waker.rs:26:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::noop_waker;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared type or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `noop_waker` in this scope
[INFO] [stdout]  --> src/noop_waker.rs:27:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | let waker = noop_waker();
[INFO] [stdout]   |             ^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_task::noop_waker;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/noop_waker.rs - noop_waker::noop_waker (line 25)
[INFO] [stdout]     src/noop_waker.rs - noop_waker::noop_waker_ref (line 42)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "fea7c2d2cc82d909cd718a6f44626a14a4075f59ca2d690b225904353abf2674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea7c2d2cc82d909cd718a6f44626a14a4075f59ca2d690b225904353abf2674", kill_on_drop: false }`
[INFO] [stdout] fea7c2d2cc82d909cd718a6f44626a14a4075f59ca2d690b225904353abf2674