[INFO] cloning repository https://github.com/MiracleSNeko/rtsp_invitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MiracleSNeko/rtsp_invitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiracleSNeko%2Frtsp_invitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiracleSNeko%2Frtsp_invitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 996c38de573b4d9a95df50fed380f62ab3d71d21
[INFO] checking MiracleSNeko/rtsp_invitor 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%2FMiracleSNeko%2Frtsp_invitor" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MiracleSNeko/rtsp_invitor
[INFO] finished tweaking git repo https://github.com/MiracleSNeko/rtsp_invitor
[INFO] tweaked toml for git repo https://github.com/MiracleSNeko/rtsp_invitor written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MiracleSNeko/rtsp_invitor 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/MiracleSNeko/rtsp_invitor 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 176890acfcc7101f503f78201ffb85a00c08ebcaeb813008e58a761424e03bcc
[INFO] running `Command { std: "docker" "start" "-a" "176890acfcc7101f503f78201ffb85a00c08ebcaeb813008e58a761424e03bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "176890acfcc7101f503f78201ffb85a00c08ebcaeb813008e58a761424e03bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176890acfcc7101f503f78201ffb85a00c08ebcaeb813008e58a761424e03bcc", kill_on_drop: false }`
[INFO] [stdout] 176890acfcc7101f503f78201ffb85a00c08ebcaeb813008e58a761424e03bcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 73894a9c0917a9b58d3ffafb84b30c30082e12c43b3aa21082f92d4f55f8800d
[INFO] running `Command { std: "docker" "start" "-a" "73894a9c0917a9b58d3ffafb84b30c30082e12c43b3aa21082f92d4f55f8800d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking memchr v2.5.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.22
[INFO] [stderr]     Checking const_format v0.2.23
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling sscanf_macro v0.2.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking sscanf v0.2.1
[INFO] [stderr]     Checking rtsp_invitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/rtsp_camera.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 |             scanf!(url, "rtsp://{String}:{String}@{String}/{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/rtsp_camera.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |             scanf!(url, "rtsp://{String}:{String}@{String}/{String}")
[INFO] [stdout]    |                                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/rtsp_camera.rs:91:52
[INFO] [stdout]    |
[INFO] [stdout] 91 |             scanf!(url, "rtsp://{String}:{String}@{String}/{String}")
[INFO] [stdout]    |                                                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/rtsp_camera.rs:91:61
[INFO] [stdout]    |
[INFO] [stdout] 91 |             scanf!(url, "rtsp://{String}:{String}@{String}/{String}")
[INFO] [stdout]    |                                                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_frame.rs:146:76
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let (status_code, reason_phrase) = scanf!(status, "RTSP/1.0 {u16} {String}")
[INFO] [stdout]     |                                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:137:45
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   "Digest realm=\"{String}\", nonce=\"{String}\",{String}"
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:137:63
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   "Digest realm=\"{String}\", nonce=\"{String}\",{String}"
[INFO] [stdout]     |                                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:137:73
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   "Digest realm=\"{String}\", nonce=\"{String}\",{String}"
[INFO] [stdout]     |                                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:157:60
[INFO] [stdout]     |
[INFO] [stdout] 157 |                     let (session_id, _) = scanf!(buffer, "{String};{String}").unwrap();
[INFO] [stdout]     |                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:157:69
[INFO] [stdout]     |
[INFO] [stdout] 157 |                     let (session_id, _) = scanf!(buffer, "{String};{String}").unwrap();
[INFO] [stdout]     |                                                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rtsp_invitor` (bin "rtsp_invitor") due to 10 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/rtsp_camera.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 |             scanf!(url, "rtsp://{String}:{String}@{String}/{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/rtsp_camera.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |             scanf!(url, "rtsp://{String}:{String}@{String}/{String}")
[INFO] [stdout]    |                                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/rtsp_camera.rs:91:52
[INFO] [stdout]    |
[INFO] [stdout] 91 |             scanf!(url, "rtsp://{String}:{String}@{String}/{String}")
[INFO] [stdout]    |                                                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/rtsp_camera.rs:91:61
[INFO] [stdout]    |
[INFO] [stdout] 91 |             scanf!(url, "rtsp://{String}:{String}@{String}/{String}")
[INFO] [stdout]    |                                                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_frame.rs:146:76
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let (status_code, reason_phrase) = scanf!(status, "RTSP/1.0 {u16} {String}")
[INFO] [stdout]     |                                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:137:45
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   "Digest realm=\"{String}\", nonce=\"{String}\",{String}"
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:137:63
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   "Digest realm=\"{String}\", nonce=\"{String}\",{String}"
[INFO] [stdout]     |                                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:137:73
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   "Digest realm=\"{String}\", nonce=\"{String}\",{String}"
[INFO] [stdout]     |                                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:157:60
[INFO] [stdout]     |
[INFO] [stdout] 157 |                     let (session_id, _) = scanf!(buffer, "{String};{String}").unwrap();
[INFO] [stdout]     |                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/rtsp_machine.rs:157:69
[INFO] [stdout]     |
[INFO] [stdout] 157 |                     let (session_id, _) = scanf!(buffer, "{String};{String}").unwrap();
[INFO] [stdout]     |                                                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rtsp_invitor` (bin "rtsp_invitor" test) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "73894a9c0917a9b58d3ffafb84b30c30082e12c43b3aa21082f92d4f55f8800d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73894a9c0917a9b58d3ffafb84b30c30082e12c43b3aa21082f92d4f55f8800d", kill_on_drop: false }`
[INFO] [stdout] 73894a9c0917a9b58d3ffafb84b30c30082e12c43b3aa21082f92d4f55f8800d
