[INFO] fetching crate futures-dagtask 0.3.0...
[INFO] testing futures-dagtask-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate futures-dagtask 0.3.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate futures-dagtask 0.3.0 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 futures-dagtask 0.3.0
[INFO] finished tweaking crates.io crate futures-dagtask 0.3.0
[INFO] tweaked toml for crates.io crate futures-dagtask 0.3.0 written to /workspace/builds/worker-72/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] e59513233062cb5e7b156ec98d218854fe592fe102bebc483514634bee4c7807
[INFO] running `Command { std: "docker" "start" "-a" "e59513233062cb5e7b156ec98d218854fe592fe102bebc483514634bee4c7807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e59513233062cb5e7b156ec98d218854fe592fe102bebc483514634bee4c7807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59513233062cb5e7b156ec98d218854fe592fe102bebc483514634bee4c7807", kill_on_drop: false }`
[INFO] [stdout] e59513233062cb5e7b156ec98d218854fe592fe102bebc483514634bee4c7807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] [stdout] 5bf1d98f81f3473ce75f6f238867bb4beb921f5c6dadd8faf9282183ccf4407d
[INFO] running `Command { std: "docker" "start" "-a" "5bf1d98f81f3473ce75f6f238867bb4beb921f5c6dadd8faf9282183ccf4407d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling futures-dagtask v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.24s
[INFO] running `Command { std: "docker" "inspect" "5bf1d98f81f3473ce75f6f238867bb4beb921f5c6dadd8faf9282183ccf4407d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf1d98f81f3473ce75f6f238867bb4beb921f5c6dadd8faf9282183ccf4407d", kill_on_drop: false }`
[INFO] [stdout] 5bf1d98f81f3473ce75f6f238867bb4beb921f5c6dadd8faf9282183ccf4407d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] f1436fb7f7b9e68e41d0d4ccc217b46267d4ba92631be0848998b8c018559267
[INFO] running `Command { std: "docker" "start" "-a" "f1436fb7f7b9e68e41d0d4ccc217b46267d4ba92631be0848998b8c018559267", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-dagtask v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "f1436fb7f7b9e68e41d0d4ccc217b46267d4ba92631be0848998b8c018559267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1436fb7f7b9e68e41d0d4ccc217b46267d4ba92631be0848998b8c018559267", kill_on_drop: false }`
[INFO] [stdout] f1436fb7f7b9e68e41d0d4ccc217b46267d4ba92631be0848998b8c018559267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 71fffb6b239ec2c48fb976a69f3708e82d2cbdb084c2b0469d3ccca2ad4e851b
[INFO] running `Command { std: "docker" "start" "-a" "71fffb6b239ec2c48fb976a69f3708e82d2cbdb084c2b0469d3ccca2ad4e851b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_dagtask-4b207aeafb0ceed6)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bad.rs (/opt/rustwide/target/debug/deps/bad-8a5b2fa905d74fba)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_cycle_dependent ... ok
[INFO] [stdout] test test_overflow_index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nohash.rs (/opt/rustwide/target/debug/deps/nohash-c458e1e0748163c5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_nohash_graph ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/task.rs (/opt/rustwide/target/debug/deps/task-e5bba78deafd51a4)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_concurrent_dependent2 ... ok
[INFO] [stdout] test test_concurrent_dependent ... ok
[INFO] [stdout] test test_abort ... ok
[INFO] [stdout] test test_custom_index ... ok
[INFO] [stdout] test test_cancel ... ok
[INFO] [stdout] test test_simple_dependent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures-dagtask
[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" "71fffb6b239ec2c48fb976a69f3708e82d2cbdb084c2b0469d3ccca2ad4e851b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71fffb6b239ec2c48fb976a69f3708e82d2cbdb084c2b0469d3ccca2ad4e851b", kill_on_drop: false }`
[INFO] [stdout] 71fffb6b239ec2c48fb976a69f3708e82d2cbdb084c2b0469d3ccca2ad4e851b