[INFO] fetching crate promptly 0.3.0...
[INFO] testing promptly-0.3.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate promptly 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate promptly 0.3.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded rustyline v6.0.0
[INFO] [stderr]   Downloaded smallvec v1.2.0
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] eb9a15e5570bc5912752b5c54fffb979906ca0256d304fd9b3e8a87b86c7c635
[INFO] running `Command { std: "docker" "start" "-a" "eb9a15e5570bc5912752b5c54fffb979906ca0256d304fd9b3e8a87b86c7c635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb9a15e5570bc5912752b5c54fffb979906ca0256d304fd9b3e8a87b86c7c635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb9a15e5570bc5912752b5c54fffb979906ca0256d304fd9b3e8a87b86c7c635", kill_on_drop: false }`
[INFO] [stdout] eb9a15e5570bc5912752b5c54fffb979906ca0256d304fd9b3e8a87b86c7c635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d18f78618eedabb2a14f838dd622088e87dcbe6e74e5c5ff759898d193294b01
[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" "d18f78618eedabb2a14f838dd622088e87dcbe6e74e5c5ff759898d193294b01", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling dirs v2.0.2
[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 6.19s
[INFO] running `Command { std: "docker" "inspect" "d18f78618eedabb2a14f838dd622088e87dcbe6e74e5c5ff759898d193294b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d18f78618eedabb2a14f838dd622088e87dcbe6e74e5c5ff759898d193294b01", kill_on_drop: false }`
[INFO] [stdout] d18f78618eedabb2a14f838dd622088e87dcbe6e74e5c5ff759898d193294b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--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] 5d8573301d23e038764ba5276114b62e40d5d5122370a996a57b04cb72db357a
[INFO] running `Command { std: "docker" "start" "-a" "5d8573301d23e038764ba5276114b62e40d5d5122370a996a57b04cb72db357a", kill_on_drop: false }`
[INFO] [stderr]    Compiling promptly v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "5d8573301d23e038764ba5276114b62e40d5d5122370a996a57b04cb72db357a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8573301d23e038764ba5276114b62e40d5d5122370a996a57b04cb72db357a", kill_on_drop: false }`
[INFO] [stdout] 5d8573301d23e038764ba5276114b62e40d5d5122370a996a57b04cb72db357a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70f8b5d0dcfa4f729e6c20ced15cb61159a433ea7429ba7a69ce06849b1d68dc
[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" "70f8b5d0dcfa4f729e6c20ced15cb61159a433ea7429ba7a69ce06849b1d68dc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/promptly-f69d1e66f40e4b6d)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/yes_no.rs - yes_no::bool::prompt_opt (line 22) - compile ... ok
[INFO] [stdout] test src/yes_no.rs - yes_no::bool::prompt_default (line 35) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 7) - compile ... ok
[INFO] [stdout] test src/lib.rs - prompt (line 45) - compile ... ok
[INFO] [stdout] test src/from_str.rs - from_str::String::prompt_default (line 76) - compile ... ok
[INFO] [stdout] test src/from_str.rs - from_str::String::prompt (line 54) - compile ... ok
[INFO] [stdout] test src/lib.rs - prompt_default (line 103) - compile ... ok
[INFO] [stdout] test src/from_str.rs - from_str::String::prompt_opt (line 65) - compile ... ok
[INFO] [stdout] test src/lib.rs - prompt_opt (line 75) - compile ... ok
[INFO] [stdout] test src/yes_no.rs - yes_no::bool::prompt (line 9) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70f8b5d0dcfa4f729e6c20ced15cb61159a433ea7429ba7a69ce06849b1d68dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f8b5d0dcfa4f729e6c20ced15cb61159a433ea7429ba7a69ce06849b1d68dc", kill_on_drop: false }`
[INFO] [stdout] 70f8b5d0dcfa4f729e6c20ced15cb61159a433ea7429ba7a69ce06849b1d68dc