[INFO] fetching crate duplex 0.11.0...
[INFO] testing duplex-0.11.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate duplex 0.11.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate duplex 0.11.0 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 duplex 0.11.0
[INFO] finished tweaking crates.io crate duplex 0.11.0
[INFO] tweaked toml for crates.io crate duplex 0.11.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] b75d1c25d8a9c5d99c02e6672d8fe93c2b68fd952f1491ae0ffba47ed65a47a8
[INFO] running `Command { std: "docker" "start" "-a" "b75d1c25d8a9c5d99c02e6672d8fe93c2b68fd952f1491ae0ffba47ed65a47a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b75d1c25d8a9c5d99c02e6672d8fe93c2b68fd952f1491ae0ffba47ed65a47a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75d1c25d8a9c5d99c02e6672d8fe93c2b68fd952f1491ae0ffba47ed65a47a8", kill_on_drop: false }`
[INFO] [stdout] b75d1c25d8a9c5d99c02e6672d8fe93c2b68fd952f1491ae0ffba47ed65a47a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 351d5605a727bc879820dd95f003ba31bf28b8271107c6013ae144e013c7111d
[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" "351d5605a727bc879820dd95f003ba31bf28b8271107c6013ae144e013c7111d", kill_on_drop: false }`
[INFO] [stderr]    Compiling duplex v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "351d5605a727bc879820dd95f003ba31bf28b8271107c6013ae144e013c7111d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "351d5605a727bc879820dd95f003ba31bf28b8271107c6013ae144e013c7111d", kill_on_drop: false }`
[INFO] [stdout] 351d5605a727bc879820dd95f003ba31bf28b8271107c6013ae144e013c7111d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 16c2c19baf88411caad29d5748728b0f8aa69296f42e9183d47134dd5a6791f7
[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" "16c2c19baf88411caad29d5748728b0f8aa69296f42e9183d47134dd5a6791f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling duplex v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "16c2c19baf88411caad29d5748728b0f8aa69296f42e9183d47134dd5a6791f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c2c19baf88411caad29d5748728b0f8aa69296f42e9183d47134dd5a6791f7", kill_on_drop: false }`
[INFO] [stdout] 16c2c19baf88411caad29d5748728b0f8aa69296f42e9183d47134dd5a6791f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8ece8449b9f7c009e1a46f5cab1f86ee0aa1c988e0b06f7fc514543619a8d133
[INFO] running `Command { std: "docker" "start" "-a" "8ece8449b9f7c009e1a46f5cab1f86ee0aa1c988e0b06f7fc514543619a8d133", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/duplex-72cbe2edfb6ee965)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests duplex
[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" "8ece8449b9f7c009e1a46f5cab1f86ee0aa1c988e0b06f7fc514543619a8d133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ece8449b9f7c009e1a46f5cab1f86ee0aa1c988e0b06f7fc514543619a8d133", kill_on_drop: false }`
[INFO] [stdout] 8ece8449b9f7c009e1a46f5cab1f86ee0aa1c988e0b06f7fc514543619a8d133