[INFO] fetching crate unit_converter 0.1.6...
[INFO] testing unit_converter-0.1.6 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate unit_converter 0.1.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate unit_converter 0.1.6 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unit_converter 0.1.6
[INFO] finished tweaking crates.io crate unit_converter 0.1.6
[INFO] tweaked toml for crates.io crate unit_converter 0.1.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b46036b3ec02c8ea59bc12bad7b541432a2dc88a56591a65b71256eac90edfd8
[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" "b46036b3ec02c8ea59bc12bad7b541432a2dc88a56591a65b71256eac90edfd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b46036b3ec02c8ea59bc12bad7b541432a2dc88a56591a65b71256eac90edfd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46036b3ec02c8ea59bc12bad7b541432a2dc88a56591a65b71256eac90edfd8", kill_on_drop: false }`
[INFO] [stdout] b46036b3ec02c8ea59bc12bad7b541432a2dc88a56591a65b71256eac90edfd8
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5483fff8b05f8c8415f8db48652cff7c531e7bcd69c9c409ec463dedebc8f50f
[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" "5483fff8b05f8c8415f8db48652cff7c531e7bcd69c9c409ec463dedebc8f50f", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_input v0.8.4
[INFO] [stderr]    Compiling unit_converter v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "5483fff8b05f8c8415f8db48652cff7c531e7bcd69c9c409ec463dedebc8f50f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5483fff8b05f8c8415f8db48652cff7c531e7bcd69c9c409ec463dedebc8f50f", kill_on_drop: false }`
[INFO] [stdout] 5483fff8b05f8c8415f8db48652cff7c531e7bcd69c9c409ec463dedebc8f50f
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73615a88569e42ff2074ba1dc8f17e5a5eac6278a087484ddf5ce611298891f4
[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" "73615a88569e42ff2074ba1dc8f17e5a5eac6278a087484ddf5ce611298891f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unit_converter v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "73615a88569e42ff2074ba1dc8f17e5a5eac6278a087484ddf5ce611298891f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73615a88569e42ff2074ba1dc8f17e5a5eac6278a087484ddf5ce611298891f4", kill_on_drop: false }`
[INFO] [stdout] 73615a88569e42ff2074ba1dc8f17e5a5eac6278a087484ddf5ce611298891f4
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 3f6f3827a1c46a3443bcf69732b0930dae76b25e2c4ef54f9c15ce665ccb153e
[INFO] running `Command { std: "docker" "start" "-a" "3f6f3827a1c46a3443bcf69732b0930dae76b25e2c4ef54f9c15ce665ccb153e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unit_converter-468a9ddb1e7310b6
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unit_converter
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3f6f3827a1c46a3443bcf69732b0930dae76b25e2c4ef54f9c15ce665ccb153e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6f3827a1c46a3443bcf69732b0930dae76b25e2c4ef54f9c15ce665ccb153e", kill_on_drop: false }`
[INFO] [stdout] 3f6f3827a1c46a3443bcf69732b0930dae76b25e2c4ef54f9c15ce665ccb153e