[INFO] cloning repository https://github.com/mingeme/lazyv2ex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mingeme/lazyv2ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingeme%2Flazyv2ex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingeme%2Flazyv2ex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89b022a927a0bd097ddd314ed090f2893fb9b19f
[INFO] checking mingeme/lazyv2ex 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%2Fmingeme%2Flazyv2ex" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mingeme/lazyv2ex
[INFO] finished tweaking git repo https://github.com/mingeme/lazyv2ex
[INFO] tweaked toml for git repo https://github.com/mingeme/lazyv2ex written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mingeme/lazyv2ex 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/mingeme/lazyv2ex 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 535ddfcb03573ed34a4bbe74fe7e9e97e13625c47b1e7d1c7d1c39c5614e36a2
[INFO] running `Command { std: "docker" "start" "-a" "535ddfcb03573ed34a4bbe74fe7e9e97e13625c47b1e7d1c7d1c39c5614e36a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "535ddfcb03573ed34a4bbe74fe7e9e97e13625c47b1e7d1c7d1c39c5614e36a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "535ddfcb03573ed34a4bbe74fe7e9e97e13625c47b1e7d1c7d1c39c5614e36a2", kill_on_drop: false }`
[INFO] [stdout] 535ddfcb03573ed34a4bbe74fe7e9e97e13625c47b1e7d1c7d1c39c5614e36a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c35c3db9c94ee3e8d185a22136b218ccd0f08c1a3f925144a65fcf68cfe6cd42
[INFO] running `Command { std: "docker" "start" "-a" "c35c3db9c94ee3e8d185a22136b218ccd0f08c1a3f925144a65fcf68cfe6cd42", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling cc v1.2.7
[INFO] [stderr]    Compiling phf_shared v0.11.3
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[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling rustix v0.38.43
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[INFO] [stderr]    Compiling html5ever v0.26.0
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[INFO] [stderr]    Compiling derive_more v0.99.19
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[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling instability v0.3.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]     Checking ratatui v0.29.0
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[INFO] [stderr]     Checking icu_collections v1.5.0
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[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling string_cache_codegen v0.5.3
[INFO] [stderr]    Compiling selectors v0.25.0
[INFO] [stderr]     Checking hyper-util v0.1.10
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking atom_syndication v0.12.6
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[INFO] [stderr]     Checking rss v2.0.11
[INFO] [stderr]     Checking cssparser v0.31.2
[INFO] [stderr]     Checking hyper-tls v0.6.0
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[INFO] [stderr]     Checking icu_properties v1.5.1
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[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking reqwest v0.12.12
[INFO] [stderr]     Checking lazyv2ex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/api.rs:42:43
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...                   .and_then(|s| s.trim().parse::<String>().ok())
[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]   --> src/api.rs:42:43
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...                   .and_then(|s| s.trim().parse::<String>().ok())
[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 `lazyv2ex` (bin "lazyv2ex" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `lazyv2ex` (bin "lazyv2ex") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c35c3db9c94ee3e8d185a22136b218ccd0f08c1a3f925144a65fcf68cfe6cd42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35c3db9c94ee3e8d185a22136b218ccd0f08c1a3f925144a65fcf68cfe6cd42", kill_on_drop: false }`
[INFO] [stdout] c35c3db9c94ee3e8d185a22136b218ccd0f08c1a3f925144a65fcf68cfe6cd42
