[INFO] fetching crate async_ctx 0.1.1...
[INFO] testing async_ctx-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate async_ctx 0.1.1 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate async_ctx 0.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async_ctx 0.1.1
[INFO] finished tweaking crates.io crate async_ctx 0.1.1
[INFO] tweaked toml for crates.io crate async_ctx 0.1.1 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ab97c8fff26875371fd54c0a7d9dec4175f8847ddc3f032d158f3e1176d0925
[INFO] running `Command { std: "docker" "start" "-a" "3ab97c8fff26875371fd54c0a7d9dec4175f8847ddc3f032d158f3e1176d0925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ab97c8fff26875371fd54c0a7d9dec4175f8847ddc3f032d158f3e1176d0925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab97c8fff26875371fd54c0a7d9dec4175f8847ddc3f032d158f3e1176d0925", kill_on_drop: false }`
[INFO] [stdout] 3ab97c8fff26875371fd54c0a7d9dec4175f8847ddc3f032d158f3e1176d0925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 321c375451d8c003222551e029c8c60cc4dc73ceb91b8c609828668aef80c6e0
[INFO] running `Command { std: "docker" "start" "-a" "321c375451d8c003222551e029c8c60cc4dc73ceb91b8c609828668aef80c6e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling async_ctx v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "321c375451d8c003222551e029c8c60cc4dc73ceb91b8c609828668aef80c6e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321c375451d8c003222551e029c8c60cc4dc73ceb91b8c609828668aef80c6e0", kill_on_drop: false }`
[INFO] [stdout] 321c375451d8c003222551e029c8c60cc4dc73ceb91b8c609828668aef80c6e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78bfd12e705be1752fa38116c886c1bb9320c7715a1d78cb492e0c7cbb5bf77a
[INFO] running `Command { std: "docker" "start" "-a" "78bfd12e705be1752fa38116c886c1bb9320c7715a1d78cb492e0c7cbb5bf77a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling async_ctx v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.73s
[INFO] running `Command { std: "docker" "inspect" "78bfd12e705be1752fa38116c886c1bb9320c7715a1d78cb492e0c7cbb5bf77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78bfd12e705be1752fa38116c886c1bb9320c7715a1d78cb492e0c7cbb5bf77a", kill_on_drop: false }`
[INFO] [stdout] 78bfd12e705be1752fa38116c886c1bb9320c7715a1d78cb492e0c7cbb5bf77a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 923efa7c3aaa2dc219b3c140a63fd8977764953a0270faf0be8a491e4ed03cc8
[INFO] running `Command { std: "docker" "start" "-a" "923efa7c3aaa2dc219b3c140a63fd8977764953a0270faf0be8a491e4ed03cc8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_ctx-8c79996c72892537)
[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/lib.rs (/opt/rustwide/target/debug/deps/lib-7d60d3cc5be144bc)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test is_ready_if_completed ... ok
[INFO] [stdout] test parent_completion_propagates_to_child ... ok
[INFO] [stdout] test is_ready_if_guard_is_dropped ... ok
[INFO] [stdout] test is_pending_if_guard_is_live ... ok
[INFO] [stdout] test child_completion_doesnt_propagate_to_parent ... ok
[INFO] [stdout] test is_pending_if_not_completed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_ctx
[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" "923efa7c3aaa2dc219b3c140a63fd8977764953a0270faf0be8a491e4ed03cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923efa7c3aaa2dc219b3c140a63fd8977764953a0270faf0be8a491e4ed03cc8", kill_on_drop: false }`
[INFO] [stdout] 923efa7c3aaa2dc219b3c140a63fd8977764953a0270faf0be8a491e4ed03cc8