[INFO] fetching crate async-exec 0.0.0...
[INFO] testing async-exec-0.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate async-exec 0.0.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate async-exec 0.0.0 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 async-exec 0.0.0
[INFO] finished tweaking crates.io crate async-exec 0.0.0
[INFO] tweaked toml for crates.io crate async-exec 0.0.0 written to /workspace/builds/worker-15/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 8810aa8db7f832514e3a5d46f1230ac64a1e42319abe7d86caca28834cf933cd
[INFO] running `Command { std: "docker" "start" "-a" "8810aa8db7f832514e3a5d46f1230ac64a1e42319abe7d86caca28834cf933cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8810aa8db7f832514e3a5d46f1230ac64a1e42319abe7d86caca28834cf933cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8810aa8db7f832514e3a5d46f1230ac64a1e42319abe7d86caca28834cf933cd", kill_on_drop: false }`
[INFO] [stdout] 8810aa8db7f832514e3a5d46f1230ac64a1e42319abe7d86caca28834cf933cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] c5c412418bc7c6838c3cac8dc98f9f5ccd5b05fa988913d020a470f8a87988d6
[INFO] running `Command { std: "docker" "start" "-a" "c5c412418bc7c6838c3cac8dc98f9f5ccd5b05fa988913d020a470f8a87988d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-exec v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "c5c412418bc7c6838c3cac8dc98f9f5ccd5b05fa988913d020a470f8a87988d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c412418bc7c6838c3cac8dc98f9f5ccd5b05fa988913d020a470f8a87988d6", kill_on_drop: false }`
[INFO] [stdout] c5c412418bc7c6838c3cac8dc98f9f5ccd5b05fa988913d020a470f8a87988d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1a0fac26a8746810daee469803cd3630fb65fc86f9539c9369ea8310250e1042
[INFO] running `Command { std: "docker" "start" "-a" "1a0fac26a8746810daee469803cd3630fb65fc86f9539c9369ea8310250e1042", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-exec v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1a0fac26a8746810daee469803cd3630fb65fc86f9539c9369ea8310250e1042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0fac26a8746810daee469803cd3630fb65fc86f9539c9369ea8310250e1042", kill_on_drop: false }`
[INFO] [stdout] 1a0fac26a8746810daee469803cd3630fb65fc86f9539c9369ea8310250e1042
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 7efaa91513dbd4dbc2262d886c9840612b515a2a6d82d34643833f2a18532e1a
[INFO] running `Command { std: "docker" "start" "-a" "7efaa91513dbd4dbc2262d886c9840612b515a2a6d82d34643833f2a18532e1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_exec-2315480b43ae6639)
[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]    Doc-tests async-exec
[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" "7efaa91513dbd4dbc2262d886c9840612b515a2a6d82d34643833f2a18532e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7efaa91513dbd4dbc2262d886c9840612b515a2a6d82d34643833f2a18532e1a", kill_on_drop: false }`
[INFO] [stdout] 7efaa91513dbd4dbc2262d886c9840612b515a2a6d82d34643833f2a18532e1a