[INFO] fetching crate arch-linux-mirror 0.0.0...
[INFO] testing arch-linux-mirror-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate arch-linux-mirror 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate arch-linux-mirror 0.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arch-linux-mirror 0.0.0
[INFO] finished tweaking crates.io crate arch-linux-mirror 0.0.0
[INFO] tweaked toml for crates.io crate arch-linux-mirror 0.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 3512ed1cbb39f06aaf4dc392f978770ac8a7c5643eb90b24fdd45bbec6a08616
[INFO] running `Command { std: "docker" "start" "-a" "3512ed1cbb39f06aaf4dc392f978770ac8a7c5643eb90b24fdd45bbec6a08616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3512ed1cbb39f06aaf4dc392f978770ac8a7c5643eb90b24fdd45bbec6a08616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3512ed1cbb39f06aaf4dc392f978770ac8a7c5643eb90b24fdd45bbec6a08616", kill_on_drop: false }`
[INFO] [stdout] 3512ed1cbb39f06aaf4dc392f978770ac8a7c5643eb90b24fdd45bbec6a08616
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 7ed43566d5d8db9872128c321293b23e0d829164c5202e7bcd009cb898f1944e
[INFO] running `Command { std: "docker" "start" "-a" "7ed43566d5d8db9872128c321293b23e0d829164c5202e7bcd009cb898f1944e", kill_on_drop: false }`
[INFO] [stderr]    Compiling arch-linux-mirror v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "7ed43566d5d8db9872128c321293b23e0d829164c5202e7bcd009cb898f1944e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed43566d5d8db9872128c321293b23e0d829164c5202e7bcd009cb898f1944e", kill_on_drop: false }`
[INFO] [stdout] 7ed43566d5d8db9872128c321293b23e0d829164c5202e7bcd009cb898f1944e
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 296d9aab5f18573f95e8459b7491b7a5d71bd6deee78ffc310850f129cf749f7
[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" "296d9aab5f18573f95e8459b7491b7a5d71bd6deee78ffc310850f129cf749f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arch-linux-mirror v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "296d9aab5f18573f95e8459b7491b7a5d71bd6deee78ffc310850f129cf749f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "296d9aab5f18573f95e8459b7491b7a5d71bd6deee78ffc310850f129cf749f7", kill_on_drop: false }`
[INFO] [stdout] 296d9aab5f18573f95e8459b7491b7a5d71bd6deee78ffc310850f129cf749f7
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f597963e6d5052c12e3c3872a40af347eb0c987eed5584ce8b3e4f7f534e3de
[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" "5f597963e6d5052c12e3c3872a40af347eb0c987eed5584ce8b3e4f7f534e3de", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arch_linux_mirror-cad737f1c05627e0
[INFO] [stderr]    Doc-tests arch-linux-mirror
[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] [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" "5f597963e6d5052c12e3c3872a40af347eb0c987eed5584ce8b3e4f7f534e3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f597963e6d5052c12e3c3872a40af347eb0c987eed5584ce8b3e4f7f534e3de", kill_on_drop: false }`
[INFO] [stdout] 5f597963e6d5052c12e3c3872a40af347eb0c987eed5584ce8b3e4f7f534e3de