[INFO] fetching crate vampirc-io 0.3.0...
[INFO] testing vampirc-io-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate vampirc-io 0.3.0 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate vampirc-io 0.3.0 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] started tweaking crates.io crate vampirc-io 0.3.0
[INFO] finished tweaking crates.io crate vampirc-io 0.3.0
[INFO] tweaked toml for crates.io crate vampirc-io 0.3.0 written to /workspace/builds/worker-42/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] 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-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 413c275cb3d7268d7c6cb41d2fac731d69b485748c38379a739a6729025908d6
[INFO] running `Command { std: "docker" "start" "-a" "413c275cb3d7268d7c6cb41d2fac731d69b485748c38379a739a6729025908d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "413c275cb3d7268d7c6cb41d2fac731d69b485748c38379a739a6729025908d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413c275cb3d7268d7c6cb41d2fac731d69b485748c38379a739a6729025908d6", kill_on_drop: false }`
[INFO] [stdout] 413c275cb3d7268d7c6cb41d2fac731d69b485748c38379a739a6729025908d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] ea03d7b7883f85bc838195a59642601719d68a48b8ac9b12b153c6c51a11a170
[INFO] running `Command { std: "docker" "start" "-a" "ea03d7b7883f85bc838195a59642601719d68a48b8ac9b12b153c6c51a11a170", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling async-task v4.2.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.5.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling blocking v1.2.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling vampirc-uci v0.9.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-global-executor v2.0.4
[INFO] [stderr]    Compiling async-std v1.11.0
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling vampirc-io v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.50s
[INFO] running `Command { std: "docker" "inspect" "ea03d7b7883f85bc838195a59642601719d68a48b8ac9b12b153c6c51a11a170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea03d7b7883f85bc838195a59642601719d68a48b8ac9b12b153c6c51a11a170", kill_on_drop: false }`
[INFO] [stdout] ea03d7b7883f85bc838195a59642601719d68a48b8ac9b12b153c6c51a11a170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 7a6c06f8961846a39e2dea73c653bae3b7d6e60bc7983e25ef8fc7a941d791f5
[INFO] running `Command { std: "docker" "start" "-a" "7a6c06f8961846a39e2dea73c653bae3b7d6e60bc7983e25ef8fc7a941d791f5", 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 vampirc-io v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/vampirc_io-304e8d477bd9476f)
[INFO] running `Command { std: "docker" "inspect" "7a6c06f8961846a39e2dea73c653bae3b7d6e60bc7983e25ef8fc7a941d791f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6c06f8961846a39e2dea73c653bae3b7d6e60bc7983e25ef8fc7a941d791f5", kill_on_drop: false }`
[INFO] [stdout] 7a6c06f8961846a39e2dea73c653bae3b7d6e60bc7983e25ef8fc7a941d791f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 91d7a3d07a13fe4d3ecc243625f7a4509aa67e6f1d076cbba5d729d91c5dbd0a
[INFO] running `Command { std: "docker" "start" "-a" "91d7a3d07a13fe4d3ecc243625f7a4509aa67e6f1d076cbba5d729d91c5dbd0a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vampirc_io-304e8d477bd9476f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test io::tests::test_run_in_loop ... ignored
[INFO] [stdout] test io::tests::test_run_loops ... ignored
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vampirc-io
[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" "91d7a3d07a13fe4d3ecc243625f7a4509aa67e6f1d076cbba5d729d91c5dbd0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d7a3d07a13fe4d3ecc243625f7a4509aa67e6f1d076cbba5d729d91c5dbd0a", kill_on_drop: false }`
[INFO] [stdout] 91d7a3d07a13fe4d3ecc243625f7a4509aa67e6f1d076cbba5d729d91c5dbd0a