[INFO] cloning repository https://github.com/KeeganMyers/mshell [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KeeganMyers/mshell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeeganMyers%2Fmshell", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeeganMyers%2Fmshell'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 32861b45ccac1ac0752bd2645ca67bae8adc9bbc [INFO] testing KeeganMyers/mshell against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeeganMyers%2Fmshell" "/workspace/builds/worker-68/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/KeeganMyers/mshell on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/KeeganMyers/mshell [INFO] finished tweaking git repo https://github.com/KeeganMyers/mshell [INFO] tweaked toml for git repo https://github.com/KeeganMyers/mshell written to /workspace/builds/worker-68/source/Cargo.toml [INFO] crate git repo https://github.com/KeeganMyers/mshell already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded utf8parse v0.1.1 [INFO] [stderr] Downloaded log v0.4.7 [INFO] [stderr] Downloaded cc v1.0.38 [INFO] [stderr] Downloaded backtrace v0.3.33 [INFO] [stderr] Downloaded regex v1.2.0 [INFO] [stderr] Downloaded redox_users v0.3.0 [INFO] [stderr] Downloaded dirs v2.0.1 [INFO] [stderr] Downloaded rustyline v5.0.0 [INFO] [stderr] Downloaded aho-corasick v0.7.4 [INFO] [stderr] Downloaded dirs-sys v0.3.3 [INFO] [stderr] Downloaded syn v0.15.41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c122caacc8409365c38a0f31b2cf790744b4f0644408be44ae9cb00a28054572 [INFO] running `Command { std: "docker" "start" "-a" "c122caacc8409365c38a0f31b2cf790744b4f0644408be44ae9cb00a28054572", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c122caacc8409365c38a0f31b2cf790744b4f0644408be44ae9cb00a28054572", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c122caacc8409365c38a0f31b2cf790744b4f0644408be44ae9cb00a28054572", kill_on_drop: false }` [INFO] [stdout] c122caacc8409365c38a0f31b2cf790744b4f0644408be44ae9cb00a28054572 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f367a0bea1335a515253248d9b01309ab39212856fdbe0d3e92b59a084fae377 [INFO] running `Command { std: "docker" "start" "-a" "f367a0bea1335a515253248d9b01309ab39212856fdbe0d3e92b59a084fae377", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling ucd-util v0.1.5 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling utf8parse v0.1.1 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling regex-syntax v0.6.10 [INFO] [stderr] Compiling regex v1.2.0 [INFO] [stderr] Compiling dirs-sys v0.3.3 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling dirs v2.0.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling rustyline v5.0.0 [INFO] [stderr] Compiling mshell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | final_command.wait(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.72s [INFO] running `Command { std: "docker" "inspect" "f367a0bea1335a515253248d9b01309ab39212856fdbe0d3e92b59a084fae377", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f367a0bea1335a515253248d9b01309ab39212856fdbe0d3e92b59a084fae377", kill_on_drop: false }` [INFO] [stdout] f367a0bea1335a515253248d9b01309ab39212856fdbe0d3e92b59a084fae377 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d42039521f6b525d0963c5de41dcbee44ad0176e9bf5a63e789d19bd71d1dd2b [INFO] running `Command { std: "docker" "start" "-a" "d42039521f6b525d0963c5de41dcbee44ad0176e9bf5a63e789d19bd71d1dd2b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mshell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | final_command.wait(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `Command { std: "docker" "inspect" "d42039521f6b525d0963c5de41dcbee44ad0176e9bf5a63e789d19bd71d1dd2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d42039521f6b525d0963c5de41dcbee44ad0176e9bf5a63e789d19bd71d1dd2b", kill_on_drop: false }` [INFO] [stdout] d42039521f6b525d0963c5de41dcbee44ad0176e9bf5a63e789d19bd71d1dd2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 90bc2bc7fc6fc3e015ce9f10274e6cd06e1a9030529b13ccf29f6a7a9be5422f [INFO] running `Command { std: "docker" "start" "-a" "90bc2bc7fc6fc3e015ce9f10274e6cd06e1a9030529b13ccf29f6a7a9be5422f", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:172:13 [INFO] [stderr] | [INFO] [stderr] 172 | final_command.wait(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `mshell` (bin "mshell" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mshell-1c0b61c8e2c9ac1e) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "90bc2bc7fc6fc3e015ce9f10274e6cd06e1a9030529b13ccf29f6a7a9be5422f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90bc2bc7fc6fc3e015ce9f10274e6cd06e1a9030529b13ccf29f6a7a9be5422f", kill_on_drop: false }` [INFO] [stdout] 90bc2bc7fc6fc3e015ce9f10274e6cd06e1a9030529b13ccf29f6a7a9be5422f