[INFO] cloning repository https://github.com/junhaideng/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/junhaideng/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunhaideng%2Frush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunhaideng%2Frush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c62a36c50f6fbcd9b08e1b2f21adfcbc065f306f
[INFO] checking junhaideng/rush 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%2Fjunhaideng%2Frush" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/junhaideng/rush
[INFO] finished tweaking git repo https://github.com/junhaideng/rush
[INFO] tweaked toml for git repo https://github.com/junhaideng/rush written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/junhaideng/rush 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/junhaideng/rush 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 65cef90be260ee077e93a65514aba32775c8fc7aef9c6fc8b8e7f0b5753f0435
[INFO] running `Command { std: "docker" "start" "-a" "65cef90be260ee077e93a65514aba32775c8fc7aef9c6fc8b8e7f0b5753f0435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65cef90be260ee077e93a65514aba32775c8fc7aef9c6fc8b8e7f0b5753f0435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65cef90be260ee077e93a65514aba32775c8fc7aef9c6fc8b8e7f0b5753f0435", kill_on_drop: false }`
[INFO] [stdout] 65cef90be260ee077e93a65514aba32775c8fc7aef9c6fc8b8e7f0b5753f0435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1c082c15b1d392333c8850baee90e7df9e9d91a945c3d43d2c2d5ae552ba583a
[INFO] running `Command { std: "docker" "start" "-a" "1c082c15b1d392333c8850baee90e7df9e9d91a945c3d43d2c2d5ae552ba583a", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.80
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]     Checking tokio v1.18.1
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking clap v3.1.15
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking model v0.1.0 (/opt/rustwide/workdir/model)
[INFO] [stderr]     Checking rush v0.1.0 (/opt/rustwide/workdir/rush)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | /         #[clap(required = true)]
[INFO] [stdout] 24 | |         cookie: 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<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | /         #[clap(required = false, short, long, default_value_t = String::from("1,2,3"))]
[INFO] [stdout] 26 | |         choices: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | /         #[clap(required = false, short, long,default_value_t = String::from("true"))]
[INFO] [stdout] 28 | |         asc: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         #[clap(required = false, long,default_value_t = String::from("true"))]
[INFO] [stdout] 30 | |         always: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         #[clap(required = true)]
[INFO] [stdout] 35 | |         cookie: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | /         #[clap(required = false, short, long,default_value_t = String::from("2,3,4"))]
[INFO] [stdout] 37 | |         choices: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | /         #[clap(required = false, short, long,default_value_t = String::from("true"))]
[INFO] [stdout] 39 | |         asc: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         #[clap(required = false, long,default_value_t = String::from("true"))]
[INFO] [stdout] 41 | |         always: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rush` (bin "rush") due to 8 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<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | /         #[clap(required = true)]
[INFO] [stdout] 24 | |         cookie: 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<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | /         #[clap(required = false, short, long, default_value_t = String::from("1,2,3"))]
[INFO] [stdout] 26 | |         choices: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rush` (bin "rush" test) due to 8 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | /         #[clap(required = false, short, long,default_value_t = String::from("true"))]
[INFO] [stdout] 28 | |         asc: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         #[clap(required = false, long,default_value_t = String::from("true"))]
[INFO] [stdout] 30 | |         always: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         #[clap(required = true)]
[INFO] [stdout] 35 | |         cookie: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | /         #[clap(required = false, short, long,default_value_t = String::from("2,3,4"))]
[INFO] [stdout] 37 | |         choices: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | /         #[clap(required = false, short, long,default_value_t = String::from("true"))]
[INFO] [stdout] 39 | |         asc: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> rush/src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         #[clap(required = false, long,default_value_t = String::from("true"))]
[INFO] [stdout] 41 | |         always: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c082c15b1d392333c8850baee90e7df9e9d91a945c3d43d2c2d5ae552ba583a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c082c15b1d392333c8850baee90e7df9e9d91a945c3d43d2c2d5ae552ba583a", kill_on_drop: false }`
[INFO] [stdout] 1c082c15b1d392333c8850baee90e7df9e9d91a945c3d43d2c2d5ae552ba583a