[INFO] fetching crate mol 0.3.0...
[INFO] checking mol-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate mol 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mol 0.3.0
[INFO] finished tweaking crates.io crate mol 0.3.0
[INFO] tweaked toml for crates.io crate mol 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mol 0.3.0 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 mol 0.3.0 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] 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] 68b17a7245873495ec9aab9338c93a4dbf5db7e26dd0335fd07cfdbcae84593c
[INFO] running `Command { std: "docker" "start" "-a" "68b17a7245873495ec9aab9338c93a4dbf5db7e26dd0335fd07cfdbcae84593c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68b17a7245873495ec9aab9338c93a4dbf5db7e26dd0335fd07cfdbcae84593c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b17a7245873495ec9aab9338c93a4dbf5db7e26dd0335fd07cfdbcae84593c", kill_on_drop: false }`
[INFO] [stdout] 68b17a7245873495ec9aab9338c93a4dbf5db7e26dd0335fd07cfdbcae84593c
[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] 35734ee423ad52a4d709992fdbef013e29f9b969f55d647761f33ce616280068
[INFO] running `Command { std: "docker" "start" "-a" "35734ee423ad52a4d709992fdbef013e29f9b969f55d647761f33ce616280068", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking futures-io v0.3.18
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking libloading v0.7.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking combine v4.6.2
[INFO] [stderr]    Compiling mol-core v0.3.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking zeroize v1.4.3
[INFO] [stderr]     Checking deunicode v1.3.1
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking faker_rand v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking dialoguer v0.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-rc.4
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]     Checking clap v3.0.0-rc.4
[INFO] [stderr]     Checking futures-executor v0.3.18
[INFO] [stderr]     Checking futures v0.3.18
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking kstring v1.0.6
[INFO] [stderr]     Checking toml_edit v0.10.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking mol-cargo v0.3.0
[INFO] [stderr]     Checking mol v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 49 | /   /// Plugin paths
[INFO] [stdout] 50 | |   #[clap(long)]
[INFO] [stdout] 51 | |   pub plugins: Vec<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/command/add.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | /   #[clap(short, long)]
[INFO] [stdout] 22 | |   pub packages: Vec<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/command/add.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | /   #[clap(short, long)]
[INFO] [stdout] 24 | |   pub version: 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/command/add.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 | /   #[clap(short, long)]
[INFO] [stdout] 26 | |   pub message: 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/command/publish.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | /   #[clap(short, long)]
[INFO] [stdout] 15 | |   pub packages: Vec<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/command/publish.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | /   #[clap(long)]
[INFO] [stdout] 17 | |   pub publish_args: Vec<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/command/version.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | /   #[clap(long)]
[INFO] [stdout] 20 | |   pub build_args: Vec<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:49:3
[INFO] [stdout]    |
[INFO] [stdout] 49 | /   /// Plugin paths
[INFO] [stdout] 50 | |   #[clap(long)]
[INFO] [stdout] 51 | |   pub plugins: Vec<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/command/add.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | /   #[clap(short, long)]
[INFO] [stdout] 22 | |   pub packages: Vec<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/command/add.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | /   #[clap(short, long)]
[INFO] [stdout] 24 | |   pub version: 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/command/add.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 | /   #[clap(short, long)]
[INFO] [stdout] 26 | |   pub message: 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/command/publish.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | /   #[clap(short, long)]
[INFO] [stdout] 15 | |   pub packages: Vec<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/command/publish.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | /   #[clap(long)]
[INFO] [stdout] 17 | |   pub publish_args: Vec<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/command/version.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | /   #[clap(long)]
[INFO] [stdout] 20 | |   pub build_args: Vec<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mol` (lib test) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mol` (lib) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "35734ee423ad52a4d709992fdbef013e29f9b969f55d647761f33ce616280068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35734ee423ad52a4d709992fdbef013e29f9b969f55d647761f33ce616280068", kill_on_drop: false }`
[INFO] [stdout] 35734ee423ad52a4d709992fdbef013e29f9b969f55d647761f33ce616280068
