[INFO] fetching crate bpaf_cauwugo 0.1.0...
[INFO] checking bpaf_cauwugo-0.1.0 against 1.95.0 for pr-155915
[INFO] extracting crate bpaf_cauwugo 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate bpaf_cauwugo 0.1.0
[INFO] finished tweaking crates.io crate bpaf_cauwugo 0.1.0
[INFO] tweaked toml for crates.io crate bpaf_cauwugo 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bpaf_cauwugo 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bpaf_cauwugo 0.1.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-platform v0.1.2
[INFO] [stderr]   Downloaded cargo_metadata v0.15.0
[INFO] [stderr]   Downloaded bpaf_derive v0.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.46
[INFO] [stderr]   Downloaded camino v1.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.85
[INFO] [stderr]   Downloaded bpaf v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c14b4848b52ba70993417684631abb4f5c78d9f1fc3062b1203a4c58db8f52ce
[INFO] running `Command { std: "docker" "start" "-a" "c14b4848b52ba70993417684631abb4f5c78d9f1fc3062b1203a4c58db8f52ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c14b4848b52ba70993417684631abb4f5c78d9f1fc3062b1203a4c58db8f52ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c14b4848b52ba70993417684631abb4f5c78d9f1fc3062b1203a4c58db8f52ce", kill_on_drop: false }`
[INFO] [stdout] c14b4848b52ba70993417684631abb4f5c78d9f1fc3062b1203a4c58db8f52ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eaf5fcd701024f30543d68f389c5309cbad86213610711602b8987c7bc4cebc
[INFO] running `Command { std: "docker" "start" "-a" "3eaf5fcd701024f30543d68f389c5309cbad86213610711602b8987c7bc4cebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling bpaf_derive v0.3.0
[INFO] [stderr]     Checking bpaf v0.6.1
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking cargo_metadata v0.15.0
[INFO] [stderr]     Checking bpaf_cauwugo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/add.rs:87:24
[INFO] [stdout]    |
[INFO] [stdout] 87 |         pass_arg!(cmd, self.package, "--package");
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/add.rs:98:32
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 pass_arg!(cmd, branch, "--branch");
[INFO] [stdout]    |                                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/add.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 pass_arg!(cmd, tag, "--tag");
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/add.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 pass_arg!(cmd, rev, "--rev");
[INFO] [stdout]     |                                ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    --> src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  11 -         for v in $field {
[INFO] [stdout]  11 +         while let Some(v) = $field {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    --> src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  11 -         for v in $field {
[INFO] [stdout]  11 +         if let Some(v) = $field {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/add.rs:107:32
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 pass_arg!(cmd, registry, "--registry");
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    --> src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  11 -         for v in $field {
[INFO] [stdout]  11 +         while let Some(v) = $field {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    --> src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  11 -         for v in $field {
[INFO] [stdout]  11 +         if let Some(v) = $field {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/clean.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |         pass_arg!(cmd, self.package, "--package");
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/shared.rs:46:24
[INFO] [stdout]    |
[INFO] [stdout] 46 |         pass_arg!(cmd, self.jobs.map(|j| j.to_string()), "--jobs");
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/shared.rs:61:24
[INFO] [stdout]    |
[INFO] [stdout] 61 |         pass_arg!(cmd, self.package, "--package");
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/add.rs:87:24
[INFO] [stdout]    |
[INFO] [stdout] 87 |         pass_arg!(cmd, self.package, "--package");
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/add.rs:98:32
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 pass_arg!(cmd, branch, "--branch");
[INFO] [stdout]    |                                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/add.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 pass_arg!(cmd, tag, "--tag");
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/add.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 pass_arg!(cmd, rev, "--rev");
[INFO] [stdout]     |                                ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    --> src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  11 -         for v in $field {
[INFO] [stdout]  11 +         while let Some(v) = $field {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    --> src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  11 -         for v in $field {
[INFO] [stdout]  11 +         if let Some(v) = $field {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/add.rs:107:32
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 pass_arg!(cmd, registry, "--registry");
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    --> src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  11 -         for v in $field {
[INFO] [stdout]  11 +         while let Some(v) = $field {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    --> src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  11 -         for v in $field {
[INFO] [stdout]  11 +         if let Some(v) = $field {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/clean.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |         pass_arg!(cmd, self.package, "--package");
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/shared.rs:46:24
[INFO] [stdout]    |
[INFO] [stdout] 46 |         pass_arg!(cmd, self.jobs.map(|j| j.to_string()), "--jobs");
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/shared.rs:61:24
[INFO] [stdout]    |
[INFO] [stdout] 61 |         pass_arg!(cmd, self.package, "--package");
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         while let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 -         for v in $field {
[INFO] [stdout] 11 +         if let Some(v) = $field {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `Command { std: "docker" "inspect" "3eaf5fcd701024f30543d68f389c5309cbad86213610711602b8987c7bc4cebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eaf5fcd701024f30543d68f389c5309cbad86213610711602b8987c7bc4cebc", kill_on_drop: false }`
[INFO] [stdout] 3eaf5fcd701024f30543d68f389c5309cbad86213610711602b8987c7bc4cebc
