[INFO] fetching crate firrtl 0.1.0...
[INFO] testing firrtl-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate firrtl 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate firrtl 0.1.0 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 firrtl 0.1.0
[INFO] finished tweaking crates.io crate firrtl 0.1.0
[INFO] tweaked toml for crates.io crate firrtl 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate firrtl 0.1.0 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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c98a7825acd776796d377339d55d33ab0b3a38afa1b5af8dc36d95c9fe67bd2
[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" "2c98a7825acd776796d377339d55d33ab0b3a38afa1b5af8dc36d95c9fe67bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c98a7825acd776796d377339d55d33ab0b3a38afa1b5af8dc36d95c9fe67bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c98a7825acd776796d377339d55d33ab0b3a38afa1b5af8dc36d95c9fe67bd2", kill_on_drop: false }`
[INFO] [stdout] 2c98a7825acd776796d377339d55d33ab0b3a38afa1b5af8dc36d95c9fe67bd2
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48dbc98e923e2e170ac002494de9291b2cde2aa00981a2471216b79916fc1e9f
[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" "48dbc98e923e2e170ac002494de9291b2cde2aa00981a2471216b79916fc1e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling firrtl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "48dbc98e923e2e170ac002494de9291b2cde2aa00981a2471216b79916fc1e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48dbc98e923e2e170ac002494de9291b2cde2aa00981a2471216b79916fc1e9f", kill_on_drop: false }`
[INFO] [stdout] 48dbc98e923e2e170ac002494de9291b2cde2aa00981a2471216b79916fc1e9f
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 7b5226b05c27a668f2989fc5661de0c1ce47f11ba852370c89a8d8f2ceb42196
[INFO] running `Command { std: "docker" "start" "-a" "7b5226b05c27a668f2989fc5661de0c1ce47f11ba852370c89a8d8f2ceb42196", kill_on_drop: false }`
[INFO] [stderr]    Compiling firrtl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "7b5226b05c27a668f2989fc5661de0c1ce47f11ba852370c89a8d8f2ceb42196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5226b05c27a668f2989fc5661de0c1ce47f11ba852370c89a8d8f2ceb42196", kill_on_drop: false }`
[INFO] [stdout] 7b5226b05c27a668f2989fc5661de0c1ce47f11ba852370c89a8d8f2ceb42196
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df8de9dcdfb48df949377d6d498e6d1cfab07a0976e115b459d6e59cb8f0f073
[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" "df8de9dcdfb48df949377d6d498e6d1cfab07a0976e115b459d6e59cb8f0f073", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/firrtl-994f5d67d780e5dd
[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" "df8de9dcdfb48df949377d6d498e6d1cfab07a0976e115b459d6e59cb8f0f073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8de9dcdfb48df949377d6d498e6d1cfab07a0976e115b459d6e59cb8f0f073", kill_on_drop: false }`
[INFO] [stdout] df8de9dcdfb48df949377d6d498e6d1cfab07a0976e115b459d6e59cb8f0f073