[INFO] fetching crate prettyjson 0.1.2...
[INFO] testing prettyjson-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate prettyjson 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate prettyjson 0.1.2 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 prettyjson 0.1.2
[INFO] finished tweaking crates.io crate prettyjson 0.1.2
[INFO] tweaked toml for crates.io crate prettyjson 0.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate prettyjson 0.1.2 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust_util v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d0d8dbe03c13b16b8a2ce78154c989aed767a74dafa926fc3d908ec1a91ff6d5
[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" "d0d8dbe03c13b16b8a2ce78154c989aed767a74dafa926fc3d908ec1a91ff6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0d8dbe03c13b16b8a2ce78154c989aed767a74dafa926fc3d908ec1a91ff6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d8dbe03c13b16b8a2ce78154c989aed767a74dafa926fc3d908ec1a91ff6d5", kill_on_drop: false }`
[INFO] [stdout] d0d8dbe03c13b16b8a2ce78154c989aed767a74dafa926fc3d908ec1a91ff6d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c54a2c80cdb54ed5a8f114991fac6503b952c235adae69866d8e38cf22290145
[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" "c54a2c80cdb54ed5a8f114991fac6503b952c235adae69866d8e38cf22290145", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettyjson v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling json v0.11.15
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rust_util v0.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.71s
[INFO] running `Command { std: "docker" "inspect" "c54a2c80cdb54ed5a8f114991fac6503b952c235adae69866d8e38cf22290145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54a2c80cdb54ed5a8f114991fac6503b952c235adae69866d8e38cf22290145", kill_on_drop: false }`
[INFO] [stdout] c54a2c80cdb54ed5a8f114991fac6503b952c235adae69866d8e38cf22290145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 937157cf86e66431dacc032d46cd56cb7f31e691a1309061549548e278980bc1
[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" "937157cf86e66431dacc032d46cd56cb7f31e691a1309061549548e278980bc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettyjson v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "937157cf86e66431dacc032d46cd56cb7f31e691a1309061549548e278980bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "937157cf86e66431dacc032d46cd56cb7f31e691a1309061549548e278980bc1", kill_on_drop: false }`
[INFO] [stdout] 937157cf86e66431dacc032d46cd56cb7f31e691a1309061549548e278980bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 24acc3cc1f0ca1a02b31eb2eb51ed8ce81e4daf181d3bcb20fec165b81197393
[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" "24acc3cc1f0ca1a02b31eb2eb51ed8ce81e4daf181d3bcb20fec165b81197393", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prettyjson-e169a14983b5b6c7
[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" "24acc3cc1f0ca1a02b31eb2eb51ed8ce81e4daf181d3bcb20fec165b81197393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24acc3cc1f0ca1a02b31eb2eb51ed8ce81e4daf181d3bcb20fec165b81197393", kill_on_drop: false }`
[INFO] [stdout] 24acc3cc1f0ca1a02b31eb2eb51ed8ce81e4daf181d3bcb20fec165b81197393