[INFO] fetching crate tasks 0.1.0...
[INFO] testing tasks-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate tasks 0.1.0 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate tasks 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tasks 0.1.0
[INFO] finished tweaking crates.io crate tasks 0.1.0
[INFO] tweaked toml for crates.io crate tasks 0.1.0 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 671bb6089d66bd4db6276f0cc427bb8a2b1376f0370b6c984416c5a8bb3ac90e
[INFO] running `Command { std: "docker" "start" "-a" "671bb6089d66bd4db6276f0cc427bb8a2b1376f0370b6c984416c5a8bb3ac90e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "671bb6089d66bd4db6276f0cc427bb8a2b1376f0370b6c984416c5a8bb3ac90e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671bb6089d66bd4db6276f0cc427bb8a2b1376f0370b6c984416c5a8bb3ac90e", kill_on_drop: false }`
[INFO] [stdout] 671bb6089d66bd4db6276f0cc427bb8a2b1376f0370b6c984416c5a8bb3ac90e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a79eca6a45409eb96e3b167d455de5a5123d8f7defb915a13dd981c197e5a056
[INFO] running `Command { std: "docker" "start" "-a" "a79eca6a45409eb96e3b167d455de5a5123d8f7defb915a13dd981c197e5a056", kill_on_drop: false }`
[INFO] [stderr]    Compiling tasks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "a79eca6a45409eb96e3b167d455de5a5123d8f7defb915a13dd981c197e5a056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79eca6a45409eb96e3b167d455de5a5123d8f7defb915a13dd981c197e5a056", kill_on_drop: false }`
[INFO] [stdout] a79eca6a45409eb96e3b167d455de5a5123d8f7defb915a13dd981c197e5a056
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e673eb95f7d158dc8f94f864c3878c3176a92be546762f9d82e09ddf022f7bf2
[INFO] running `Command { std: "docker" "start" "-a" "e673eb95f7d158dc8f94f864c3878c3176a92be546762f9d82e09ddf022f7bf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling tasks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "e673eb95f7d158dc8f94f864c3878c3176a92be546762f9d82e09ddf022f7bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e673eb95f7d158dc8f94f864c3878c3176a92be546762f9d82e09ddf022f7bf2", kill_on_drop: false }`
[INFO] [stdout] e673eb95f7d158dc8f94f864c3878c3176a92be546762f9d82e09ddf022f7bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e8b1624485ce9404627ded0246683d2051cb8e3a83fc52c13a2d4303dc7d44e
[INFO] running `Command { std: "docker" "start" "-a" "3e8b1624485ce9404627ded0246683d2051cb8e3a83fc52c13a2d4303dc7d44e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tasks-16c28136f8d42e7a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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]    Doc-tests tasks
[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" "3e8b1624485ce9404627ded0246683d2051cb8e3a83fc52c13a2d4303dc7d44e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8b1624485ce9404627ded0246683d2051cb8e3a83fc52c13a2d4303dc7d44e", kill_on_drop: false }`
[INFO] [stdout] 3e8b1624485ce9404627ded0246683d2051cb8e3a83fc52c13a2d4303dc7d44e