[INFO] cloning repository https://github.com/liweilijie/ssh-threads [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liweilijie/ssh-threads" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliweilijie%2Fssh-threads", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliweilijie%2Fssh-threads'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 38bc9af9ed8cdfcf93a9b4fee474d62e0cd845dd [INFO] checking liweilijie/ssh-threads against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliweilijie%2Fssh-threads" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/liweilijie/ssh-threads [INFO] finished tweaking git repo https://github.com/liweilijie/ssh-threads [INFO] tweaked toml for git repo https://github.com/liweilijie/ssh-threads written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/liweilijie/ssh-threads on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/liweilijie/ssh-threads 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e68183d02ef28864963fff33bc77399db9dea629cf4a6c9eacec9b598104191d [INFO] running `Command { std: "docker" "start" "-a" "e68183d02ef28864963fff33bc77399db9dea629cf4a6c9eacec9b598104191d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e68183d02ef28864963fff33bc77399db9dea629cf4a6c9eacec9b598104191d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e68183d02ef28864963fff33bc77399db9dea629cf4a6c9eacec9b598104191d", kill_on_drop: false }` [INFO] [stdout] e68183d02ef28864963fff33bc77399db9dea629cf4a6c9eacec9b598104191d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ffb959e71f5db46099bd43b1c70186c3a6b42b0666ead11a5d0fbb040fc8ea8a [INFO] running `Command { std: "docker" "start" "-a" "ffb959e71f5db46099bd43b1c70186c3a6b42b0666ead11a5d0fbb040fc8ea8a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling pkg-config v0.3.20 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking ppv-lite86 v0.2.14 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling tokio v1.12.0 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Checking tinyvec v1.5.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking http-body v0.4.3 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking httpdate v1.0.1 [INFO] [stderr] Checking futures-io v0.3.17 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling openssl-sys v0.9.67 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking generic-array v0.14.4 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking headers v0.3.4 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking tungstenite v0.12.0 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking futures v0.3.17 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tokio-macros v1.5.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Checking pin-project v1.0.8 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking ssh2 v0.9.3 [INFO] [stderr] Checking tokio-util v0.6.8 [INFO] [stderr] Checking tokio-tungstenite v0.13.0 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking h2 v0.3.6 [INFO] [stderr] Checking serde_json v1.0.68 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking serde_yaml v0.8.21 [INFO] [stderr] Checking hyper v0.14.13 [INFO] [stderr] Checking warp v0.3.1 [INFO] [stderr] Checking massh v0.6.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | / /// Path of JSON configuration file [INFO] [stdout] 16 | | #[structopt(short, long, conflicts_with("yaml"), required_unless("yaml"))] [INFO] [stdout] 17 | | json: Option, [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | / /// Path of YAML configuration file [INFO] [stdout] 19 | | #[structopt(short, long, conflicts_with("json"), required_unless("json"))] [INFO] [stdout] 20 | | yaml: Option, [INFO] [stdout] | |_________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | / /// Command to be executed over SSH [INFO] [stdout] 28 | | command: String, [INFO] [stdout] | |_______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | / /// Path of download's source file on remote machine [INFO] [stdout] 33 | | remote_path: PathBuf, [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `massh` (bin "massh" test) due to 7 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | / /// Path of download's destination directory on local machine [INFO] [stdout] 35 | | local_path: PathBuf, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | / /// Path of upload's source file on local machine [INFO] [stdout] 40 | | local_path: PathBuf, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `massh` (bin "massh") due to 7 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | / /// Path of upload's destination file on remote machine [INFO] [stdout] 42 | | remote_path: PathBuf, [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | / /// Path of JSON configuration file [INFO] [stdout] 16 | | #[structopt(short, long, conflicts_with("yaml"), required_unless("yaml"))] [INFO] [stdout] 17 | | json: Option, [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | / /// Path of YAML configuration file [INFO] [stdout] 19 | | #[structopt(short, long, conflicts_with("json"), required_unless("json"))] [INFO] [stdout] 20 | | yaml: Option, [INFO] [stdout] | |_________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | / /// Command to be executed over SSH [INFO] [stdout] 28 | | command: String, [INFO] [stdout] | |_______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | / /// Path of download's source file on remote machine [INFO] [stdout] 33 | | remote_path: PathBuf, [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | / /// Path of download's destination directory on local machine [INFO] [stdout] 35 | | local_path: PathBuf, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | / /// Path of upload's source file on local machine [INFO] [stdout] 40 | | local_path: PathBuf, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/massh.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | / /// Path of upload's destination file on remote machine [INFO] [stdout] 42 | | remote_path: PathBuf, [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ffb959e71f5db46099bd43b1c70186c3a6b42b0666ead11a5d0fbb040fc8ea8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffb959e71f5db46099bd43b1c70186c3a6b42b0666ead11a5d0fbb040fc8ea8a", kill_on_drop: false }` [INFO] [stdout] ffb959e71f5db46099bd43b1c70186c3a6b42b0666ead11a5d0fbb040fc8ea8a