[INFO] fetching crate nixv 0.0.1...
[INFO] testing nixv-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate nixv 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nixv 0.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nixv 0.0.1
[INFO] finished tweaking crates.io crate nixv 0.0.1
[INFO] tweaked toml for crates.io crate nixv 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4091a9689aeb822493658cad64b9b7141df50001c7e9e005d6dae6942bdf778e
[INFO] running `Command { std: "docker" "start" "-a" "4091a9689aeb822493658cad64b9b7141df50001c7e9e005d6dae6942bdf778e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4091a9689aeb822493658cad64b9b7141df50001c7e9e005d6dae6942bdf778e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4091a9689aeb822493658cad64b9b7141df50001c7e9e005d6dae6942bdf778e", kill_on_drop: false }`
[INFO] [stdout] 4091a9689aeb822493658cad64b9b7141df50001c7e9e005d6dae6942bdf778e
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] c58a89184c44bb1f1ee2f4dfd5a9aec162c3cfa458cf78b67a95b4dbfcd21fd3
[INFO] running `Command { std: "docker" "start" "-a" "c58a89184c44bb1f1ee2f4dfd5a9aec162c3cfa458cf78b67a95b4dbfcd21fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nixv v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "c58a89184c44bb1f1ee2f4dfd5a9aec162c3cfa458cf78b67a95b4dbfcd21fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58a89184c44bb1f1ee2f4dfd5a9aec162c3cfa458cf78b67a95b4dbfcd21fd3", kill_on_drop: false }`
[INFO] [stdout] c58a89184c44bb1f1ee2f4dfd5a9aec162c3cfa458cf78b67a95b4dbfcd21fd3
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68d6cbde3994c882970c704395fbcd0f0205ad856b10d62cf11c15e911244cc3
[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" "68d6cbde3994c882970c704395fbcd0f0205ad856b10d62cf11c15e911244cc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nixv v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "68d6cbde3994c882970c704395fbcd0f0205ad856b10d62cf11c15e911244cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d6cbde3994c882970c704395fbcd0f0205ad856b10d62cf11c15e911244cc3", kill_on_drop: false }`
[INFO] [stdout] 68d6cbde3994c882970c704395fbcd0f0205ad856b10d62cf11c15e911244cc3
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] c093ae5c0370e009f817a01038b807b75fdd470ab41c22cc7d16074239c75407
[INFO] running `Command { std: "docker" "start" "-a" "c093ae5c0370e009f817a01038b807b75fdd470ab41c22cc7d16074239c75407", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nixv-d46a97ffa0742297
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests nixv
[INFO] [stdout] test test::parse_debian ... ok
[INFO] [stdout] test test::parse_version ... ok
[INFO] [stdout] test test::parse_ubuntu ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "c093ae5c0370e009f817a01038b807b75fdd470ab41c22cc7d16074239c75407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c093ae5c0370e009f817a01038b807b75fdd470ab41c22cc7d16074239c75407", kill_on_drop: false }`
[INFO] [stdout] c093ae5c0370e009f817a01038b807b75fdd470ab41c22cc7d16074239c75407