[INFO] fetching crate rust-tools 0.3.1...
[INFO] testing rust-tools-0.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rust-tools 0.3.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rust-tools 0.3.1 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 rust-tools 0.3.1
[INFO] finished tweaking crates.io crate rust-tools 0.3.1
[INFO] tweaked toml for crates.io crate rust-tools 0.3.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate rust-tools 0.3.1 already has a lockfile, it will not be regenerated
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3c34ec7984d2a61a5821ed6a84deb83b03bd82ab53620ca7f0976bd5c9dd0e7
[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" "d3c34ec7984d2a61a5821ed6a84deb83b03bd82ab53620ca7f0976bd5c9dd0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3c34ec7984d2a61a5821ed6a84deb83b03bd82ab53620ca7f0976bd5c9dd0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c34ec7984d2a61a5821ed6a84deb83b03bd82ab53620ca7f0976bd5c9dd0e7", kill_on_drop: false }`
[INFO] [stdout] d3c34ec7984d2a61a5821ed6a84deb83b03bd82ab53620ca7f0976bd5c9dd0e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 152af223382ca290e1e3ede09cc5c750d05966a2412f1dffbe3f3661dba10585
[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" "152af223382ca290e1e3ede09cc5c750d05966a2412f1dffbe3f3661dba10585", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tools v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "152af223382ca290e1e3ede09cc5c750d05966a2412f1dffbe3f3661dba10585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152af223382ca290e1e3ede09cc5c750d05966a2412f1dffbe3f3661dba10585", kill_on_drop: false }`
[INFO] [stdout] 152af223382ca290e1e3ede09cc5c750d05966a2412f1dffbe3f3661dba10585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eb8864b7d8c54e96388edc4a9e141e1dfab6e6dc7edc9e1f3149fed19a3ecfd
[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" "6eb8864b7d8c54e96388edc4a9e141e1dfab6e6dc7edc9e1f3149fed19a3ecfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tools v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "6eb8864b7d8c54e96388edc4a9e141e1dfab6e6dc7edc9e1f3149fed19a3ecfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb8864b7d8c54e96388edc4a9e141e1dfab6e6dc7edc9e1f3149fed19a3ecfd", kill_on_drop: false }`
[INFO] [stdout] 6eb8864b7d8c54e96388edc4a9e141e1dfab6e6dc7edc9e1f3149fed19a3ecfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+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] 55af44b96ceb498fa8e4b5530230f140db58a316e5864cdbc7d6845121834a76
[INFO] running `Command { std: "docker" "start" "-a" "55af44b96ceb498fa8e4b5530230f140db58a316e5864cdbc7d6845121834a76", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_tools-ff3faedc5f1f0cc1
[INFO] [stdout] test parse_cfg::tests::parsed_configuration_has_correct_params ... ok
[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] running `Command { std: "docker" "inspect" "55af44b96ceb498fa8e4b5530230f140db58a316e5864cdbc7d6845121834a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55af44b96ceb498fa8e4b5530230f140db58a316e5864cdbc7d6845121834a76", kill_on_drop: false }`
[INFO] [stdout] 55af44b96ceb498fa8e4b5530230f140db58a316e5864cdbc7d6845121834a76