[INFO] fetching crate tcp-warp-cli 0.2.0...
[INFO] checking tcp-warp-cli-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tcp-warp-cli 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tcp-warp-cli 0.2.0
[INFO] finished tweaking crates.io crate tcp-warp-cli 0.2.0
[INFO] tweaked toml for crates.io crate tcp-warp-cli 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcp-warp-cli 0.2.0 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 crates.io crate tcp-warp-cli 0.2.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 703bf97c111b2b4c63817a9305a3250dbd7ee65870bbf00821787fe24f3b93bf
[INFO] running `Command { std: "docker" "start" "-a" "703bf97c111b2b4c63817a9305a3250dbd7ee65870bbf00821787fe24f3b93bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "703bf97c111b2b4c63817a9305a3250dbd7ee65870bbf00821787fe24f3b93bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703bf97c111b2b4c63817a9305a3250dbd7ee65870bbf00821787fe24f3b93bf", kill_on_drop: false }`
[INFO] [stdout] 703bf97c111b2b4c63817a9305a3250dbd7ee65870bbf00821787fe24f3b93bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fc7c401be809a2b2429e9a2d37a98a4f2b5591312c21cad1d21a859858f313cc
[INFO] running `Command { std: "docker" "start" "-a" "fc7c401be809a2b2429e9a2d37a98a4f2b5591312c21cad1d21a859858f313cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking tokio v0.2.6
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking clap-verbosity-flag v0.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking tcp-warp v0.2.0
[INFO] [stderr]     Checking tcp-warp-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | /         /// Address to bind
[INFO] [stdout] 22 | |         ///
[INFO] [stdout] 23 | |         /// Format: IP
[INFO] [stdout] 24 | |         ///
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |         #[structopt(long)]
[INFO] [stdout] 29 | |         bind: Option<String>,
[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<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         #[structopt(long, short)]
[INFO] [stdout] 31 | |         /// Server to connect
[INFO] [stdout] 32 | |         ///
[INFO] [stdout] 33 | |         /// Format: IP:PORT
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |         /// Default: 127.0.0.1:18000
[INFO] [stdout] 38 | |         tunnel: Option<String>,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 | /         /// Address of target host with mapped ports. Used if client does not specify host.
[INFO] [stdout] 63 | |         ///
[INFO] [stdout] 64 | |         /// Format: IP
[INFO] [stdout] 65 | |         ///
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |         #[structopt(long)]
[INFO] [stdout] 70 | |         connect: Option<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 | /         #[structopt(long)]
[INFO] [stdout] 72 | |         /// Address to listen
[INFO] [stdout] 73 | |         ///
[INFO] [stdout] 74 | |         /// Format: IP:PORT
[INFO] [stdout] ...  |
[INFO] [stdout] 78 | |         /// Default: 0.0.0.0:18000
[INFO] [stdout] 79 | |         listen: Option<String>,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcp-warp-cli` (bin "tcp-warp" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | /         /// Address to bind
[INFO] [stdout] 22 | |         ///
[INFO] [stdout] 23 | |         /// Format: IP
[INFO] [stdout] 24 | |         ///
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |         #[structopt(long)]
[INFO] [stdout] 29 | |         bind: Option<String>,
[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<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         #[structopt(long, short)]
[INFO] [stdout] 31 | |         /// Server to connect
[INFO] [stdout] 32 | |         ///
[INFO] [stdout] 33 | |         /// Format: IP:PORT
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |         /// Default: 127.0.0.1:18000
[INFO] [stdout] 38 | |         tunnel: Option<String>,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 | /         /// Address of target host with mapped ports. Used if client does not specify host.
[INFO] [stdout] 63 | |         ///
[INFO] [stdout] 64 | |         /// Format: IP
[INFO] [stdout] 65 | |         ///
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |         #[structopt(long)]
[INFO] [stdout] 70 | |         connect: Option<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 | /         #[structopt(long)]
[INFO] [stdout] 72 | |         /// Address to listen
[INFO] [stdout] 73 | |         ///
[INFO] [stdout] 74 | |         /// Format: IP:PORT
[INFO] [stdout] ...  |
[INFO] [stdout] 78 | |         /// Default: 0.0.0.0:18000
[INFO] [stdout] 79 | |         listen: Option<String>,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcp-warp-cli` (bin "tcp-warp") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "fc7c401be809a2b2429e9a2d37a98a4f2b5591312c21cad1d21a859858f313cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc7c401be809a2b2429e9a2d37a98a4f2b5591312c21cad1d21a859858f313cc", kill_on_drop: false }`
[INFO] [stdout] fc7c401be809a2b2429e9a2d37a98a4f2b5591312c21cad1d21a859858f313cc
