[INFO] fetching crate randua 0.1.6...
[INFO] testing randua-0.1.6 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate randua 0.1.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate randua 0.1.6 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 randua 0.1.6
[INFO] finished tweaking crates.io crate randua 0.1.6
[INFO] tweaked toml for crates.io crate randua 0.1.6 written to /workspace/builds/worker-8/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-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" "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] [stdout] 5f9686e59b4cbeeb3cf176db89617e329b3bce4d5f1396d5cc23c9200cf3e57b
[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" "5f9686e59b4cbeeb3cf176db89617e329b3bce4d5f1396d5cc23c9200cf3e57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f9686e59b4cbeeb3cf176db89617e329b3bce4d5f1396d5cc23c9200cf3e57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f9686e59b4cbeeb3cf176db89617e329b3bce4d5f1396d5cc23c9200cf3e57b", kill_on_drop: false }`
[INFO] [stdout] 5f9686e59b4cbeeb3cf176db89617e329b3bce4d5f1396d5cc23c9200cf3e57b
[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" "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] [stdout] 6b167bfe12cbe9ad23e9bd57848de394c2552cb7196cc0dc7eac1e3fc9874824
[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" "6b167bfe12cbe9ad23e9bd57848de394c2552cb7196cc0dc7eac1e3fc9874824", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling randua v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "6b167bfe12cbe9ad23e9bd57848de394c2552cb7196cc0dc7eac1e3fc9874824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b167bfe12cbe9ad23e9bd57848de394c2552cb7196cc0dc7eac1e3fc9874824", kill_on_drop: false }`
[INFO] [stdout] 6b167bfe12cbe9ad23e9bd57848de394c2552cb7196cc0dc7eac1e3fc9874824
[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" "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] deb2a7b606ae3113ad03ea2b563f5426187fe4d71eac6a4926a77357c0499091
[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" "deb2a7b606ae3113ad03ea2b563f5426187fe4d71eac6a4926a77357c0499091", kill_on_drop: false }`
[INFO] [stderr]    Compiling randua v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "deb2a7b606ae3113ad03ea2b563f5426187fe4d71eac6a4926a77357c0499091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb2a7b606ae3113ad03ea2b563f5426187fe4d71eac6a4926a77357c0499091", kill_on_drop: false }`
[INFO] [stdout] deb2a7b606ae3113ad03ea2b563f5426187fe4d71eac6a4926a77357c0499091
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 22f052a1f631883f67ff09c25af640037435c9407813022af903ef1af187e873
[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" "22f052a1f631883f67ff09c25af640037435c9407813022af903ef1af187e873", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/randua-8652fd8bc91922a7
[INFO] [stdout] test test_user_agent_for_firefox ... ok
[INFO] [stderr]    Doc-tests randua
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - new (line 50) ... ok
[INFO] [stdout] test src/lib.rs - new (line 57) ... ok
[INFO] [stdout] test src/lib.rs - new (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "22f052a1f631883f67ff09c25af640037435c9407813022af903ef1af187e873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f052a1f631883f67ff09c25af640037435c9407813022af903ef1af187e873", kill_on_drop: false }`
[INFO] [stdout] 22f052a1f631883f67ff09c25af640037435c9407813022af903ef1af187e873