[INFO] fetching crate cli_helper 0.1.7...
[INFO] testing cli_helper-0.1.7 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cli_helper 0.1.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cli_helper 0.1.7 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 cli_helper 0.1.7
[INFO] finished tweaking crates.io crate cli_helper 0.1.7
[INFO] tweaked toml for crates.io crate cli_helper 0.1.7 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 249b5a6874bea45f4dee28bd5976a1a72106db5a069de21b0260076c1316f289
[INFO] running `Command { std: "docker" "start" "-a" "249b5a6874bea45f4dee28bd5976a1a72106db5a069de21b0260076c1316f289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "249b5a6874bea45f4dee28bd5976a1a72106db5a069de21b0260076c1316f289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249b5a6874bea45f4dee28bd5976a1a72106db5a069de21b0260076c1316f289", kill_on_drop: false }`
[INFO] [stdout] 249b5a6874bea45f4dee28bd5976a1a72106db5a069de21b0260076c1316f289
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4a835ecce53a25be7000ebb691d61f346fc7acfe646e3dc3fcb7d9a3a2694313
[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" "4a835ecce53a25be7000ebb691d61f346fc7acfe646e3dc3fcb7d9a3a2694313", kill_on_drop: false }`
[INFO] [stderr]    Compiling cli_helper v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "4a835ecce53a25be7000ebb691d61f346fc7acfe646e3dc3fcb7d9a3a2694313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a835ecce53a25be7000ebb691d61f346fc7acfe646e3dc3fcb7d9a3a2694313", kill_on_drop: false }`
[INFO] [stdout] 4a835ecce53a25be7000ebb691d61f346fc7acfe646e3dc3fcb7d9a3a2694313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4e80ecc1980b33b70c60c110d04146234b2d3543a6e7be27e5482a35addf59ab
[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" "4e80ecc1980b33b70c60c110d04146234b2d3543a6e7be27e5482a35addf59ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling cli_helper v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "4e80ecc1980b33b70c60c110d04146234b2d3543a6e7be27e5482a35addf59ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e80ecc1980b33b70c60c110d04146234b2d3543a6e7be27e5482a35addf59ab", kill_on_drop: false }`
[INFO] [stdout] 4e80ecc1980b33b70c60c110d04146234b2d3543a6e7be27e5482a35addf59ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] e8d97916f4edee7e690338280dac97a68db722e8f2484f28916b2711011f3e3d
[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" "e8d97916f4edee7e690338280dac97a68db722e8f2484f28916b2711011f3e3d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cli_helper-55960d76d2fc20ed
[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] [stderr]    Doc-tests cli_helper
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/cli.rs - cli::get_line_as (line 28) ... ok
[INFO] [stdout] test src/cli.rs - cli::get_line (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e8d97916f4edee7e690338280dac97a68db722e8f2484f28916b2711011f3e3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8d97916f4edee7e690338280dac97a68db722e8f2484f28916b2711011f3e3d", kill_on_drop: false }`
[INFO] [stdout] e8d97916f4edee7e690338280dac97a68db722e8f2484f28916b2711011f3e3d