[INFO] fetching crate promptly 0.3.0...
[INFO] testing promptly-0.3.0 against beta-2020-07-24 for beta-1.46-1
[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 beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 3654752aeb90b6503415e9e568209fff6282a32e9c451681733a0817e192b488
[INFO] running `Command { std: "docker" "start" "-a" "3654752aeb90b6503415e9e568209fff6282a32e9c451681733a0817e192b488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3654752aeb90b6503415e9e568209fff6282a32e9c451681733a0817e192b488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3654752aeb90b6503415e9e568209fff6282a32e9c451681733a0817e192b488", kill_on_drop: false }`
[INFO] [stdout] 3654752aeb90b6503415e9e568209fff6282a32e9c451681733a0817e192b488
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c97e7d6fbfab566944796838f668115e21d90ce19935e9a84bb5e4f3bf81d361
[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" "c97e7d6fbfab566944796838f668115e21d90ce19935e9a84bb5e4f3bf81d361", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[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 10.27s
[INFO] running `Command { std: "docker" "inspect" "c97e7d6fbfab566944796838f668115e21d90ce19935e9a84bb5e4f3bf81d361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97e7d6fbfab566944796838f668115e21d90ce19935e9a84bb5e4f3bf81d361", kill_on_drop: false }`
[INFO] [stdout] c97e7d6fbfab566944796838f668115e21d90ce19935e9a84bb5e4f3bf81d361
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 7d59b6c351536836040a530795d331975427a82e66862d10c02124d7971ba0c4
[INFO] running `Command { std: "docker" "start" "-a" "7d59b6c351536836040a530795d331975427a82e66862d10c02124d7971ba0c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling promptly v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "7d59b6c351536836040a530795d331975427a82e66862d10c02124d7971ba0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d59b6c351536836040a530795d331975427a82e66862d10c02124d7971ba0c4", kill_on_drop: false }`
[INFO] [stdout] 7d59b6c351536836040a530795d331975427a82e66862d10c02124d7971ba0c4
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f4f789fbc165ad361d3e5cfc57b9d214960cbff88558f2195b4c2e1f073a757
[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" "6f4f789fbc165ad361d3e5cfc57b9d214960cbff88558f2195b4c2e1f073a757", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/promptly-9c65ad83c8fbc447
[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 promptly
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/yes_no.rs - yes_no::bool::prompt_default (line 35) ... ok
[INFO] [stdout] test src/lib.rs - prompt_opt (line 75) ... ok
[INFO] [stdout] test src/lib.rs - prompt_default (line 103) ... ok
[INFO] [stdout] test src/lib.rs - prompt (line 45) ... ok
[INFO] [stdout] test src/yes_no.rs - yes_no::bool::prompt_opt (line 22) ... ok
[INFO] [stdout] test src/from_str.rs - from_str::String::prompt_opt (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/from_str.rs - from_str::String::prompt (line 54) ... 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 (line 9) ... 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" "6f4f789fbc165ad361d3e5cfc57b9d214960cbff88558f2195b4c2e1f073a757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4f789fbc165ad361d3e5cfc57b9d214960cbff88558f2195b4c2e1f073a757", kill_on_drop: false }`
[INFO] [stdout] 6f4f789fbc165ad361d3e5cfc57b9d214960cbff88558f2195b4c2e1f073a757