[INFO] fetching crate tsukurou_net 0.1.0...
[INFO] testing tsukurou_net-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate tsukurou_net 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tsukurou_net 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tsukurou_net 0.1.0
[INFO] finished tweaking crates.io crate tsukurou_net 0.1.0
[INFO] tweaked toml for crates.io crate tsukurou_net 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c95880bee460000c46918fe5890fdb6530219f9d265f60e9226aec5c7f43fd2
[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" "8c95880bee460000c46918fe5890fdb6530219f9d265f60e9226aec5c7f43fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c95880bee460000c46918fe5890fdb6530219f9d265f60e9226aec5c7f43fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c95880bee460000c46918fe5890fdb6530219f9d265f60e9226aec5c7f43fd2", kill_on_drop: false }`
[INFO] [stdout] 8c95880bee460000c46918fe5890fdb6530219f9d265f60e9226aec5c7f43fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cda4c50fe786a3ecc34d43625bd12a238d0ac7fdc03750e6cc5eea76f0f8f4aa
[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" "cda4c50fe786a3ecc34d43625bd12a238d0ac7fdc03750e6cc5eea76f0f8f4aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling tsukurou_net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "cda4c50fe786a3ecc34d43625bd12a238d0ac7fdc03750e6cc5eea76f0f8f4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda4c50fe786a3ecc34d43625bd12a238d0ac7fdc03750e6cc5eea76f0f8f4aa", kill_on_drop: false }`
[INFO] [stdout] cda4c50fe786a3ecc34d43625bd12a238d0ac7fdc03750e6cc5eea76f0f8f4aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c7df2e80ed84eb50a5add8a2d9cfe42f6a54c7249327eb4d22af1f38ef83d50
[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" "0c7df2e80ed84eb50a5add8a2d9cfe42f6a54c7249327eb4d22af1f38ef83d50", kill_on_drop: false }`
[INFO] [stderr]    Compiling tsukurou_net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "0c7df2e80ed84eb50a5add8a2d9cfe42f6a54c7249327eb4d22af1f38ef83d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7df2e80ed84eb50a5add8a2d9cfe42f6a54c7249327eb4d22af1f38ef83d50", kill_on_drop: false }`
[INFO] [stdout] 0c7df2e80ed84eb50a5add8a2d9cfe42f6a54c7249327eb4d22af1f38ef83d50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2020-07-24" "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] f4bf508416b7d5e1e336c9b64b7b216e0c066428610f5d11c3d1fbc82f1d7d3c
[INFO] running `Command { std: "docker" "start" "-a" "f4bf508416b7d5e1e336c9b64b7b216e0c066428610f5d11c3d1fbc82f1d7d3c", 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 /opt/rustwide/target/debug/deps/tsukurou_net-1c4aeb3487e5ff5e
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tsukurou_net
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f4bf508416b7d5e1e336c9b64b7b216e0c066428610f5d11c3d1fbc82f1d7d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4bf508416b7d5e1e336c9b64b7b216e0c066428610f5d11c3d1fbc82f1d7d3c", kill_on_drop: false }`
[INFO] [stdout] f4bf508416b7d5e1e336c9b64b7b216e0c066428610f5d11c3d1fbc82f1d7d3c