[INFO] fetching crate testwriter 0.1.3...
[INFO] testing testwriter-0.1.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate testwriter 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate testwriter 0.1.3 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 testwriter 0.1.3
[INFO] finished tweaking crates.io crate testwriter 0.1.3
[INFO] tweaked toml for crates.io crate testwriter 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate testwriter 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] a211b52d2185836ab57490b0a3fb2e8b007641ee824f62a59fbb63dc4d852d2a
[INFO] running `Command { std: "docker" "start" "-a" "a211b52d2185836ab57490b0a3fb2e8b007641ee824f62a59fbb63dc4d852d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a211b52d2185836ab57490b0a3fb2e8b007641ee824f62a59fbb63dc4d852d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a211b52d2185836ab57490b0a3fb2e8b007641ee824f62a59fbb63dc4d852d2a", kill_on_drop: false }`
[INFO] [stdout] a211b52d2185836ab57490b0a3fb2e8b007641ee824f62a59fbb63dc4d852d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a5fdd160149fbb690e8a15c8ef93cad2641f71a2fe19b4bdf2ff0f0f124f85e
[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" "3a5fdd160149fbb690e8a15c8ef93cad2641f71a2fe19b4bdf2ff0f0f124f85e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling dbus v0.9.2
[INFO] [stderr]    Compiling testwriter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.62s
[INFO] running `Command { std: "docker" "inspect" "3a5fdd160149fbb690e8a15c8ef93cad2641f71a2fe19b4bdf2ff0f0f124f85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5fdd160149fbb690e8a15c8ef93cad2641f71a2fe19b4bdf2ff0f0f124f85e", kill_on_drop: false }`
[INFO] [stdout] 3a5fdd160149fbb690e8a15c8ef93cad2641f71a2fe19b4bdf2ff0f0f124f85e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3a4c7822a8ed0b99469b3cdcbe49e1d782e86a510a998481d9deb4bb0fdc81c
[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" "a3a4c7822a8ed0b99469b3cdcbe49e1d782e86a510a998481d9deb4bb0fdc81c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling testwriter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/testwriter-cd8fcaa0e18b7600)
[INFO] [stderr]   Executable unittests bin/monitor/main.rs (/opt/rustwide/target/debug/deps/monitor-ca696d0491ce8696)
[INFO] running `Command { std: "docker" "inspect" "a3a4c7822a8ed0b99469b3cdcbe49e1d782e86a510a998481d9deb4bb0fdc81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a4c7822a8ed0b99469b3cdcbe49e1d782e86a510a998481d9deb4bb0fdc81c", kill_on_drop: false }`
[INFO] [stdout] a3a4c7822a8ed0b99469b3cdcbe49e1d782e86a510a998481d9deb4bb0fdc81c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] d19bff81d535af04d7f0967306792723f286822b6b19c99523c0ce6e80791399
[INFO] running `Command { std: "docker" "start" "-a" "d19bff81d535af04d7f0967306792723f286822b6b19c99523c0ce6e80791399", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/testwriter-cd8fcaa0e18b7600)
[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] [stdout] 
[INFO] [stderr]      Running unittests bin/monitor/main.rs (/opt/rustwide/target/debug/deps/monitor-ca696d0491ce8696)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests testwriter
[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] [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" "d19bff81d535af04d7f0967306792723f286822b6b19c99523c0ce6e80791399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19bff81d535af04d7f0967306792723f286822b6b19c99523c0ce6e80791399", kill_on_drop: false }`
[INFO] [stdout] d19bff81d535af04d7f0967306792723f286822b6b19c99523c0ce6e80791399