[INFO] fetching crate question 0.2.2...
[INFO] testing question-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate question 0.2.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate question 0.2.2 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 question 0.2.2
[INFO] finished tweaking crates.io crate question 0.2.2
[INFO] tweaked toml for crates.io crate question 0.2.2 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3011c111ef432bdcda756ebe8c611ebc50ba2aa37097d992a9c5e6f1693d6519
[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" "3011c111ef432bdcda756ebe8c611ebc50ba2aa37097d992a9c5e6f1693d6519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3011c111ef432bdcda756ebe8c611ebc50ba2aa37097d992a9c5e6f1693d6519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3011c111ef432bdcda756ebe8c611ebc50ba2aa37097d992a9c5e6f1693d6519", kill_on_drop: false }`
[INFO] [stdout] 3011c111ef432bdcda756ebe8c611ebc50ba2aa37097d992a9c5e6f1693d6519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afd733f16efc82854b02afd173e1a11b746d8e9d29c462113dc765a9ef8330a9
[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" "afd733f16efc82854b02afd173e1a11b746d8e9d29c462113dc765a9ef8330a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling question v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "afd733f16efc82854b02afd173e1a11b746d8e9d29c462113dc765a9ef8330a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd733f16efc82854b02afd173e1a11b746d8e9d29c462113dc765a9ef8330a9", kill_on_drop: false }`
[INFO] [stdout] afd733f16efc82854b02afd173e1a11b746d8e9d29c462113dc765a9ef8330a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88248614df50fa51a7b0e3f5d64e12a318a88f267f13eb8908a4e0db62e00e17
[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" "88248614df50fa51a7b0e3f5d64e12a318a88f267f13eb8908a4e0db62e00e17", kill_on_drop: false }`
[INFO] [stderr]    Compiling question v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.40s
[INFO] running `Command { std: "docker" "inspect" "88248614df50fa51a7b0e3f5d64e12a318a88f267f13eb8908a4e0db62e00e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88248614df50fa51a7b0e3f5d64e12a318a88f267f13eb8908a4e0db62e00e17", kill_on_drop: false }`
[INFO] [stdout] 88248614df50fa51a7b0e3f5d64e12a318a88f267f13eb8908a4e0db62e00e17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6312bcefedafd2794d9aaf7ca7c65d56b5b5884b8e309826004d145374dab892
[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" "6312bcefedafd2794d9aaf7ca7c65d56b5b5884b8e309826004d145374dab892", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/question-ba61a37da7d69379
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::accept ... ok
[INFO] [stdout] test tests::accept_ask ... ok
[INFO] [stdout] test tests::acceptable ... ok
[INFO] [stdout] test tests::basic_confirm ... ok
[INFO] [stdout] test tests::basic_ask ... ok
[INFO] [stdout] test tests::default_constructor ... ok
[INFO] [stdout] test tests::set_until_acceptable ... ok
[INFO] [stdout] test tests::set_yes_no ... ok
[INFO] [stdout] test tests::prompt ... ok
[INFO] [stdout] test tests::set_default ... ok
[INFO] [stdout] test tests::set_clarification ... ok
[INFO] [stdout] test tests::set_max_tries ... ok
[INFO] [stdout] test tests::set_show_defaults ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests question
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - Question<R, W>::acceptable (line 151) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::until_acceptable (line 241) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::clarification (line 321) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::yes_no (line 175) ... ok
[INFO] [stdout] test src/lib.rs - Question (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::ask (line 343) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::default (line 291) ... ok
[INFO] [stdout] test src/lib.rs - Question (line 30) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::accept (line 123) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::confirm (line 366) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::show_defaults (line 265) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::tries (line 216) ... ok
[INFO] [stdout] test src/lib.rs - Question<std::io::Stdin, std::io::Stdout>::new (line 69) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6312bcefedafd2794d9aaf7ca7c65d56b5b5884b8e309826004d145374dab892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6312bcefedafd2794d9aaf7ca7c65d56b5b5884b8e309826004d145374dab892", kill_on_drop: false }`
[INFO] [stdout] 6312bcefedafd2794d9aaf7ca7c65d56b5b5884b8e309826004d145374dab892