[INFO] fetching crate conqueue 0.4.0...
[INFO] testing conqueue-0.4.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate conqueue 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate conqueue 0.4.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conqueue 0.4.0
[INFO] finished tweaking crates.io crate conqueue 0.4.0
[INFO] tweaked toml for crates.io crate conqueue 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 3f293dcab7865e4c849cc764d98900b13c9c0e5b9973b091e0d53d45584e66c4
[INFO] running `Command { std: "docker" "start" "-a" "3f293dcab7865e4c849cc764d98900b13c9c0e5b9973b091e0d53d45584e66c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f293dcab7865e4c849cc764d98900b13c9c0e5b9973b091e0d53d45584e66c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f293dcab7865e4c849cc764d98900b13c9c0e5b9973b091e0d53d45584e66c4", kill_on_drop: false }`
[INFO] [stdout] 3f293dcab7865e4c849cc764d98900b13c9c0e5b9973b091e0d53d45584e66c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 9148f0237d75a86e447dc194bb57f9da94f130d0f4b3a32cbd92646ed5047b8b
[INFO] running `Command { std: "docker" "start" "-a" "9148f0237d75a86e447dc194bb57f9da94f130d0f4b3a32cbd92646ed5047b8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling conqueue v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "9148f0237d75a86e447dc194bb57f9da94f130d0f4b3a32cbd92646ed5047b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9148f0237d75a86e447dc194bb57f9da94f130d0f4b3a32cbd92646ed5047b8b", kill_on_drop: false }`
[INFO] [stdout] 9148f0237d75a86e447dc194bb57f9da94f130d0f4b3a32cbd92646ed5047b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14990b3ff57fd1b56d7d8be1ab4eedf2a06f21369d67693063d76b0b746f0b4a
[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" "14990b3ff57fd1b56d7d8be1ab4eedf2a06f21369d67693063d76b0b746f0b4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling conqueue v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "14990b3ff57fd1b56d7d8be1ab4eedf2a06f21369d67693063d76b0b746f0b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14990b3ff57fd1b56d7d8be1ab4eedf2a06f21369d67693063d76b0b746f0b4a", kill_on_drop: false }`
[INFO] [stdout] 14990b3ff57fd1b56d7d8be1ab4eedf2a06f21369d67693063d76b0b746f0b4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d74bd7e15600c7f8e9009ec98c5c8387f50fd4e51f6da2f462a3f27b9dfeb5af
[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" "d74bd7e15600c7f8e9009ec98c5c8387f50fd4e51f6da2f462a3f27b9dfeb5af", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/conqueue-997bb6c36d447247)
[INFO] [stdout] test tests::benchmark ... ignored
[INFO] [stderr]    Doc-tests conqueue
[INFO] [stdout] test tests::test_disconnected ... ok
[INFO] [stdout] test tests::test_drop ... ok
[INFO] [stdout] test tests::test_multiple_threads ... ok
[INFO] [stdout] test tests::test_single_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 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" "d74bd7e15600c7f8e9009ec98c5c8387f50fd4e51f6da2f462a3f27b9dfeb5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74bd7e15600c7f8e9009ec98c5c8387f50fd4e51f6da2f462a3f27b9dfeb5af", kill_on_drop: false }`
[INFO] [stdout] d74bd7e15600c7f8e9009ec98c5c8387f50fd4e51f6da2f462a3f27b9dfeb5af