[INFO] cloning repository https://github.com/supr/whois [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supr/whois" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupr%2Fwhois", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupr%2Fwhois'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f75b5620ead1cfb72f8158032d11b5021b5174d5 [INFO] testing supr/whois against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupr%2Fwhois" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/supr/whois [INFO] finished tweaking git repo https://github.com/supr/whois [INFO] tweaked toml for git repo https://github.com/supr/whois written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/supr/whois on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/supr/whois already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 96f58c68786cd8b307d0eb1a3e3d27f08b4aa5a47fe9f3c1a2eb37d70bdf142c [INFO] running `Command { std: "docker" "start" "-a" "96f58c68786cd8b307d0eb1a3e3d27f08b4aa5a47fe9f3c1a2eb37d70bdf142c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "96f58c68786cd8b307d0eb1a3e3d27f08b4aa5a47fe9f3c1a2eb37d70bdf142c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96f58c68786cd8b307d0eb1a3e3d27f08b4aa5a47fe9f3c1a2eb37d70bdf142c", kill_on_drop: false }` [INFO] [stdout] 96f58c68786cd8b307d0eb1a3e3d27f08b4aa5a47fe9f3c1a2eb37d70bdf142c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b72935326e2e10ff8c9416e89e1c82c23dd4eb23d738f2b4e74efa0df5c759d2 [INFO] running `Command { std: "docker" "start" "-a" "b72935326e2e10ff8c9416e89e1c82c23dd4eb23d738f2b4e74efa0df5c759d2", kill_on_drop: false }` [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling utf8parse v0.1.1 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling tracing-core v0.1.7 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Compiling rustyline v5.0.4 [INFO] [stderr] Compiling pin-project-internal v0.4.5 [INFO] [stderr] Compiling tracing-attributes v0.1.5 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Compiling tracing v0.1.10 [INFO] [stderr] Compiling pin-project v0.4.5 [INFO] [stderr] Compiling tokio-io v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Compiling tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-net v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio v0.2.0-alpha.6 [INFO] [stderr] Compiling whois v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | rdr.read_to_string(&mut out).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = rdr.read_to_string(&mut out).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:77:25 [INFO] [stdout] | [INFO] [stdout] 77 | / match cmd { [INFO] [stdout] 78 | | "quit" | "QUIT" | "q" | "Q" => break, [INFO] [stdout] 79 | | _ => rt.block_on(wc.query(cmd)), [INFO] [stdout] 80 | | }; [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 77 | let _ = match cmd { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.68s [INFO] running `Command { std: "docker" "inspect" "b72935326e2e10ff8c9416e89e1c82c23dd4eb23d738f2b4e74efa0df5c759d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b72935326e2e10ff8c9416e89e1c82c23dd4eb23d738f2b4e74efa0df5c759d2", kill_on_drop: false }` [INFO] [stdout] b72935326e2e10ff8c9416e89e1c82c23dd4eb23d738f2b4e74efa0df5c759d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25c26442429c99a46d80f06638bf5404f33b288efc491e89976564de98247c89 [INFO] running `Command { std: "docker" "start" "-a" "25c26442429c99a46d80f06638bf5404f33b288efc491e89976564de98247c89", kill_on_drop: false }` [INFO] [stderr] Compiling whois v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | rdr.read_to_string(&mut out).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = rdr.read_to_string(&mut out).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:77:25 [INFO] [stdout] | [INFO] [stdout] 77 | / match cmd { [INFO] [stdout] 78 | | "quit" | "QUIT" | "q" | "Q" => break, [INFO] [stdout] 79 | | _ => rt.block_on(wc.query(cmd)), [INFO] [stdout] 80 | | }; [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 77 | let _ = match cmd { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "25c26442429c99a46d80f06638bf5404f33b288efc491e89976564de98247c89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25c26442429c99a46d80f06638bf5404f33b288efc491e89976564de98247c89", kill_on_drop: false }` [INFO] [stdout] 25c26442429c99a46d80f06638bf5404f33b288efc491e89976564de98247c89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f407cb3020ef85843ae31a43b95574429001021d61e90ee1dfcbbd63232a4fa1 [INFO] running `Command { std: "docker" "start" "-a" "f407cb3020ef85843ae31a43b95574429001021d61e90ee1dfcbbd63232a4fa1", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stdout] [INFO] [stderr] --> src/main.rs:36:17 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 36 | rdr.read_to_string(&mut out).await; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 36 | let _ = rdr.read_to_string(&mut out).await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:77:25 [INFO] [stderr] | [INFO] [stderr] 77 | / match cmd { [INFO] [stderr] 78 | | "quit" | "QUIT" | "q" | "Q" => break, [INFO] [stderr] 79 | | _ => rt.block_on(wc.query(cmd)), [INFO] [stderr] 80 | | }; [INFO] [stderr] | |_________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 77 | let _ = match cmd { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `whois` (bin "whois" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/whois-669b4a76b4b5dabc) [INFO] running `Command { std: "docker" "inspect" "f407cb3020ef85843ae31a43b95574429001021d61e90ee1dfcbbd63232a4fa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f407cb3020ef85843ae31a43b95574429001021d61e90ee1dfcbbd63232a4fa1", kill_on_drop: false }` [INFO] [stdout] f407cb3020ef85843ae31a43b95574429001021d61e90ee1dfcbbd63232a4fa1