[INFO] crate io-test-util 0.1.0 is already in cache
[INFO] testing io-test-util-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate io-test-util 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate io-test-util 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io-test-util 0.1.0
[INFO] finished tweaking crates.io crate io-test-util 0.1.0
[INFO] tweaked toml for crates.io crate io-test-util 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaec1a3a4ee8584dd24c560838d61a3f2b4debe38787676ee2ec21dd2f4610f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eaec1a3a4ee8584dd24c560838d61a3f2b4debe38787676ee2ec21dd2f4610f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaec1a3a4ee8584dd24c560838d61a3f2b4debe38787676ee2ec21dd2f4610f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaec1a3a4ee8584dd24c560838d61a3f2b4debe38787676ee2ec21dd2f4610f6", kill_on_drop: false }`
[INFO] [stdout] eaec1a3a4ee8584dd24c560838d61a3f2b4debe38787676ee2ec21dd2f4610f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c478b8287d8b6139f5c27840614d0718d7506656615be20b688dde7596a0467d
[INFO] running `Command { std: "docker" "start" "-a" "c478b8287d8b6139f5c27840614d0718d7506656615be20b688dde7596a0467d", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-test-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "c478b8287d8b6139f5c27840614d0718d7506656615be20b688dde7596a0467d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c478b8287d8b6139f5c27840614d0718d7506656615be20b688dde7596a0467d", kill_on_drop: false }`
[INFO] [stdout] c478b8287d8b6139f5c27840614d0718d7506656615be20b688dde7596a0467d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd36202bdcd5fe340b4c32a304dcf52513e33859f3a3b72957684fe6a326a853
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dd36202bdcd5fe340b4c32a304dcf52513e33859f3a3b72957684fe6a326a853", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-test-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "dd36202bdcd5fe340b4c32a304dcf52513e33859f3a3b72957684fe6a326a853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd36202bdcd5fe340b4c32a304dcf52513e33859f3a3b72957684fe6a326a853", kill_on_drop: false }`
[INFO] [stdout] dd36202bdcd5fe340b4c32a304dcf52513e33859f3a3b72957684fe6a326a853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 14e021a2ea9415e3c9567f89ce04f561bda59c5b4e461cf56c3bf90dcc2b70cd
[INFO] running `Command { std: "docker" "start" "-a" "14e021a2ea9415e3c9567f89ce04f561bda59c5b4e461cf56c3bf90dcc2b70cd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/io_test_util-791b8e91b44831ab
[INFO] [stdout] test error_reader::test::should_throw_correct_error ... ok
[INFO] [stderr]    Doc-tests io-test-util
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "14e021a2ea9415e3c9567f89ce04f561bda59c5b4e461cf56c3bf90dcc2b70cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e021a2ea9415e3c9567f89ce04f561bda59c5b4e461cf56c3bf90dcc2b70cd", kill_on_drop: false }`
[INFO] [stdout] 14e021a2ea9415e3c9567f89ce04f561bda59c5b4e461cf56c3bf90dcc2b70cd