[INFO] fetching crate higher-order-closure 0.0.5...
[INFO] testing higher-order-closure-0.0.5 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate higher-order-closure 0.0.5 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate higher-order-closure 0.0.5 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-15/source/.cargo/config
[INFO] removed /workspace/builds/worker-15/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate higher-order-closure 0.0.5
[INFO] finished tweaking crates.io crate higher-order-closure 0.0.5
[INFO] tweaked toml for crates.io crate higher-order-closure 0.0.5 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b091f6dc926173974e7052ac57de02a2b128230a75fb4c8628fe0752c72c3d7
[INFO] running `Command { std: "docker" "start" "-a" "8b091f6dc926173974e7052ac57de02a2b128230a75fb4c8628fe0752c72c3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b091f6dc926173974e7052ac57de02a2b128230a75fb4c8628fe0752c72c3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b091f6dc926173974e7052ac57de02a2b128230a75fb4c8628fe0752c72c3d7", kill_on_drop: false }`
[INFO] [stdout] 8b091f6dc926173974e7052ac57de02a2b128230a75fb4c8628fe0752c72c3d7
[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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bae8dad46ecd130adb9f608747c789a523ac037f3c70497d634ab5fb4f3c1dd
[INFO] running `Command { std: "docker" "start" "-a" "2bae8dad46ecd130adb9f608747c789a523ac037f3c70497d634ab5fb4f3c1dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling higher-order-closure v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "2bae8dad46ecd130adb9f608747c789a523ac037f3c70497d634ab5fb4f3c1dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bae8dad46ecd130adb9f608747c789a523ac037f3c70497d634ab5fb4f3c1dd", kill_on_drop: false }`
[INFO] [stdout] 2bae8dad46ecd130adb9f608747c789a523ac037f3c70497d634ab5fb4f3c1dd
[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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea2592e55047b3d5898facb929fce733f949f5fd4019a4404a21045f59df48b6
[INFO] running `Command { std: "docker" "start" "-a" "ea2592e55047b3d5898facb929fce733f949f5fd4019a4404a21045f59df48b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling higher-order-closure v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/higher_order_closure-4ed19d9865d953a6)
[INFO] running `Command { std: "docker" "inspect" "ea2592e55047b3d5898facb929fce733f949f5fd4019a4404a21045f59df48b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea2592e55047b3d5898facb929fce733f949f5fd4019a4404a21045f59df48b6", kill_on_drop: false }`
[INFO] [stdout] ea2592e55047b3d5898facb929fce733f949f5fd4019a4404a21045f59df48b6
[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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de48fde36e596d3a36a77034097ed5e91e843f00ccb84f839600c5125fd4131c
[INFO] running `Command { std: "docker" "start" "-a" "de48fde36e596d3a36a77034097ed5e91e843f00ccb84f839600c5125fd4131c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/higher_order_closure-4ed19d9865d953a6)
[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 higher-order-closure
[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" "de48fde36e596d3a36a77034097ed5e91e843f00ccb84f839600c5125fd4131c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de48fde36e596d3a36a77034097ed5e91e843f00ccb84f839600c5125fd4131c", kill_on_drop: false }`
[INFO] [stdout] de48fde36e596d3a36a77034097ed5e91e843f00ccb84f839600c5125fd4131c