[INFO] fetching crate passes 1.0.1...
[INFO] checking passes-1.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate passes 1.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate passes 1.0.1
[INFO] finished tweaking crates.io crate passes 1.0.1
[INFO] tweaked toml for crates.io crate passes 1.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate passes 1.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 97 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding is_empty v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding zip v0.6.6 (available: v6.0.0)
[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-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] 1be7be50fb6495e345e6d30549c0aab1c824d6f15acacef645263b890d894c5a
[INFO] running `Command { std: "docker" "start" "-a" "1be7be50fb6495e345e6d30549c0aab1c824d6f15acacef645263b890d894c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1be7be50fb6495e345e6d30549c0aab1c824d6f15acacef645263b890d894c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be7be50fb6495e345e6d30549c0aab1c824d6f15acacef645263b890d894c5a", kill_on_drop: false }`
[INFO] [stdout] 1be7be50fb6495e345e6d30549c0aab1c824d6f15acacef645263b890d894c5a
[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] 0086eabb5310186d38e8ecb8b5214043d7a0b25f9730390a01ce96c72c9c60de
[INFO] running `Command { std: "docker" "start" "-a" "0086eabb5310186d38e8ecb8b5214043d7a0b25f9730390a01ce96c72c9c60de", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling openssl-src v300.5.4+3.5.4
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling is_empty_derive v0.1.0
[INFO] [stderr]     Checking is_empty v0.2.0
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking passes v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/package/resource.rs:153:16
[INFO] [stdout]     |
[INFO] [stdout] 153 |             if let Ok(image_type_str) = captures["type"].parse::<String>() {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/package/resource.rs:153:16
[INFO] [stdout]     |
[INFO] [stdout] 153 |             if let Ok(image_type_str) = captures["type"].parse::<String>() {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/package/resource.rs:153:41
[INFO] [stdout]     |
[INFO] [stdout] 153 |             if let Ok(image_type_str) = captures["type"].parse::<String>() {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `passes` (lib) due to 1 previous error; 1 warning emitted
[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]    --> src/package/resource.rs:153:41
[INFO] [stdout]     |
[INFO] [stdout] 153 |             if let Ok(image_type_str) = captures["type"].parse::<String>() {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `passes` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0086eabb5310186d38e8ecb8b5214043d7a0b25f9730390a01ce96c72c9c60de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0086eabb5310186d38e8ecb8b5214043d7a0b25f9730390a01ce96c72c9c60de", kill_on_drop: false }`
[INFO] [stdout] 0086eabb5310186d38e8ecb8b5214043d7a0b25f9730390a01ce96c72c9c60de