[INFO] cloning repository https://github.com/cbeuw/rustlantis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cbeuw/rustlantis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbeuw%2Frustlantis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbeuw%2Frustlantis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cbd3fae23ceb47c2a837fed87d0f6232a99c709
[INFO] checking cbeuw/rustlantis 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%2Fcbeuw%2Frustlantis" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cbeuw/rustlantis
[INFO] finished tweaking git repo https://github.com/cbeuw/rustlantis
[INFO] tweaked toml for git repo https://github.com/cbeuw/rustlantis written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cbeuw/rustlantis 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/cbeuw/rustlantis 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4cc6fbba9509c1591b5dbaac7f9fc29c32527f882a24c74c0071936175985e57
[INFO] running `Command { std: "docker" "start" "-a" "4cc6fbba9509c1591b5dbaac7f9fc29c32527f882a24c74c0071936175985e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cc6fbba9509c1591b5dbaac7f9fc29c32527f882a24c74c0071936175985e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc6fbba9509c1591b5dbaac7f9fc29c32527f882a24c74c0071936175985e57", kill_on_drop: false }`
[INFO] [stdout] 4cc6fbba9509c1591b5dbaac7f9fc29c32527f882a24c74c0071936175985e57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 12766da938dd807f20002f5da9a078908685ec6fd62e6a47a13fd4d38462dd4d
[INFO] running `Command { std: "docker" "start" "-a" "12766da938dd807f20002f5da9a078908685ec6fd62e6a47a13fd4d38462dd4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking winnow v0.6.24
[INFO] [stderr]    Compiling rustix v0.38.43
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking clap_builder v4.5.26
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking index_vec v0.1.4
[INFO] [stderr]     Checking abi v0.1.0 (/opt/rustwide/workdir/abi)
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking bimap v0.6.3
[INFO] [stderr]     Checking rangemap v0.1.0 (/opt/rustwide/workdir/rangemap)
[INFO] [stderr]     Checking env_logger v0.11.6
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking mir v0.1.0 (/opt/rustwide/workdir/mir)
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking clap v4.5.26
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking tempfile v3.15.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking config v0.14.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking difftest v0.1.0 (/opt/rustwide/workdir/difftest)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> difftest/tests/test.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |         &Source::File(PathBuf::from_str("tests/inputs/simple.rs").unwrap()),
[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<PathBuf, Infallible>
[INFO] [stdout]    --> difftest/src/main.rs:102:22
[INFO] [stdout]     |
[INFO] [stdout] 102 |         Source::File(PathBuf::from_str(source).expect("is valid path"))
[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 `difftest` (bin "difftest") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `difftest` (test "test") due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> difftest/src/main.rs:102:22
[INFO] [stdout]     |
[INFO] [stdout] 102 |         Source::File(PathBuf::from_str(source).expect("is valid path"))
[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 `difftest` (bin "difftest" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "12766da938dd807f20002f5da9a078908685ec6fd62e6a47a13fd4d38462dd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12766da938dd807f20002f5da9a078908685ec6fd62e6a47a13fd4d38462dd4d", kill_on_drop: false }`
[INFO] [stdout] 12766da938dd807f20002f5da9a078908685ec6fd62e6a47a13fd4d38462dd4d