[INFO] fetching crate promptly 0.3.0...
[INFO] testing promptly-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate promptly 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate promptly 0.3.0 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 promptly 0.3.0
[INFO] finished tweaking crates.io crate promptly 0.3.0
[INFO] tweaked toml for crates.io crate promptly 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate promptly 0.3.0 already has a lockfile, it will not be regenerated
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 1c6f7f19a70b3e1c4b701415616b68a76a0fa327e6c95b703db2c3b320db74d2
[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" "1c6f7f19a70b3e1c4b701415616b68a76a0fa327e6c95b703db2c3b320db74d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c6f7f19a70b3e1c4b701415616b68a76a0fa327e6c95b703db2c3b320db74d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6f7f19a70b3e1c4b701415616b68a76a0fa327e6c95b703db2c3b320db74d2", kill_on_drop: false }`
[INFO] [stdout] 1c6f7f19a70b3e1c4b701415616b68a76a0fa327e6c95b703db2c3b320db74d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5306c008c5d9dfb4b4b4cc45f9e279b390c689c0c88c0f8867867b9817f692f
[INFO] running `Command { std: "docker" "start" "-a" "a5306c008c5d9dfb4b4b4cc45f9e279b390c689c0c88c0f8867867b9817f692f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling rustyline v6.0.0
[INFO] [stderr]    Compiling promptly v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.80s
[INFO] running `Command { std: "docker" "inspect" "a5306c008c5d9dfb4b4b4cc45f9e279b390c689c0c88c0f8867867b9817f692f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5306c008c5d9dfb4b4b4cc45f9e279b390c689c0c88c0f8867867b9817f692f", kill_on_drop: false }`
[INFO] [stdout] a5306c008c5d9dfb4b4b4cc45f9e279b390c689c0c88c0f8867867b9817f692f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4c30efaa11e1ec19c5b27f153be03c77cd4ee9992043fae0c50df50761ade332
[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" "4c30efaa11e1ec19c5b27f153be03c77cd4ee9992043fae0c50df50761ade332", kill_on_drop: false }`
[INFO] [stderr]    Compiling promptly v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "4c30efaa11e1ec19c5b27f153be03c77cd4ee9992043fae0c50df50761ade332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c30efaa11e1ec19c5b27f153be03c77cd4ee9992043fae0c50df50761ade332", kill_on_drop: false }`
[INFO] [stdout] 4c30efaa11e1ec19c5b27f153be03c77cd4ee9992043fae0c50df50761ade332
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6cddbd79f6a269122de33c64f5d6d649435851d0ebbbc623c967fe41f78622cb
[INFO] running `Command { std: "docker" "start" "-a" "6cddbd79f6a269122de33c64f5d6d649435851d0ebbbc623c967fe41f78622cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/promptly-e8362893e1ca74b2
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests promptly
[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 10 tests
[INFO] [stdout] test src/from_str.rs - from_str::String::prompt (line 54) ... ok
[INFO] [stdout] test src/lib.rs - prompt (line 45) ... ok
[INFO] [stdout] test src/from_str.rs - from_str::String::prompt_opt (line 65) ... ok
[INFO] [stdout] test src/lib.rs - prompt_default (line 103) ... ok
[INFO] [stdout] test src/lib.rs - prompt_opt (line 75) ... ok
[INFO] [stdout] test src/yes_no.rs - yes_no::bool::prompt (line 9) ... ok
[INFO] [stdout] test src/from_str.rs - from_str::String::prompt_default (line 76) ... ok
[INFO] [stdout] test src/yes_no.rs - yes_no::bool::prompt_default (line 35) ... ok
[INFO] [stdout] test src/yes_no.rs - yes_no::bool::prompt_opt (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6cddbd79f6a269122de33c64f5d6d649435851d0ebbbc623c967fe41f78622cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cddbd79f6a269122de33c64f5d6d649435851d0ebbbc623c967fe41f78622cb", kill_on_drop: false }`
[INFO] [stdout] 6cddbd79f6a269122de33c64f5d6d649435851d0ebbbc623c967fe41f78622cb