[INFO] fetching crate tbuck 1.1.0...
[INFO] testing tbuck-1.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tbuck 1.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tbuck 1.1.0 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 tbuck 1.1.0
[INFO] finished tweaking crates.io crate tbuck 1.1.0
[INFO] tweaked toml for crates.io crate tbuck 1.1.0 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 947b2a1f6c007909b2c33427b8d3e7df3b0fadc892acd100767d860e76ee706c
[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" "947b2a1f6c007909b2c33427b8d3e7df3b0fadc892acd100767d860e76ee706c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "947b2a1f6c007909b2c33427b8d3e7df3b0fadc892acd100767d860e76ee706c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947b2a1f6c007909b2c33427b8d3e7df3b0fadc892acd100767d860e76ee706c", kill_on_drop: false }`
[INFO] [stdout] 947b2a1f6c007909b2c33427b8d3e7df3b0fadc892acd100767d860e76ee706c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 482c680d807ed00655e434bd6533ae99e48babcc9a1999dd0aec296685b2d878
[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" "482c680d807ed00655e434bd6533ae99e48babcc9a1999dd0aec296685b2d878", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling tbuck v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
[INFO] running `Command { std: "docker" "inspect" "482c680d807ed00655e434bd6533ae99e48babcc9a1999dd0aec296685b2d878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482c680d807ed00655e434bd6533ae99e48babcc9a1999dd0aec296685b2d878", kill_on_drop: false }`
[INFO] [stdout] 482c680d807ed00655e434bd6533ae99e48babcc9a1999dd0aec296685b2d878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f05150a46f1ed955731d1d20a425a124674fa66c7ce2e25ec596f01d77cce1f5
[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" "f05150a46f1ed955731d1d20a425a124674fa66c7ce2e25ec596f01d77cce1f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling tbuck v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "f05150a46f1ed955731d1d20a425a124674fa66c7ce2e25ec596f01d77cce1f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05150a46f1ed955731d1d20a425a124674fa66c7ce2e25ec596f01d77cce1f5", kill_on_drop: false }`
[INFO] [stdout] f05150a46f1ed955731d1d20a425a124674fa66c7ce2e25ec596f01d77cce1f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fe3d60e961c7e979926a773d38ae17a046455a432577b6260ea5c2619438c9a
[INFO] running `Command { std: "docker" "start" "-a" "3fe3d60e961c7e979926a773d38ae17a046455a432577b6260ea5c2619438c9a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tbuck-4a8282d800d6b7ca
[INFO] [stdout] running 6 tests
[INFO] [stdout] test granularity_tests::parses ... ok
[INFO] [stdout] test datetime_format_tests::has_enough_info ... ok
[INFO] [stdout] test datetime_format_tests::parses ... ok
[INFO] [stdout] test granularity_tests::bad_parses ... ok
[INFO] [stdout] test datetime_format_tests::formats_are_matched ... ok
[INFO] [stdout] test granularity_tests::bucketize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fe3d60e961c7e979926a773d38ae17a046455a432577b6260ea5c2619438c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe3d60e961c7e979926a773d38ae17a046455a432577b6260ea5c2619438c9a", kill_on_drop: false }`
[INFO] [stdout] 3fe3d60e961c7e979926a773d38ae17a046455a432577b6260ea5c2619438c9a