[INFO] fetching crate convert-params 0.1.0... [INFO] checking convert-params-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate convert-params 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate convert-params 0.1.0 [INFO] finished tweaking crates.io crate convert-params 0.1.0 [INFO] tweaked toml for crates.io crate convert-params 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate convert-params 0.1.0 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] 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 28 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.110) [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] 8a6d961adbf818ad76f2d3ccd5ed6c6ea4246ca810a606c03ad00785fd390f1e [INFO] running `Command { std: "docker" "start" "-a" "8a6d961adbf818ad76f2d3ccd5ed6c6ea4246ca810a606c03ad00785fd390f1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a6d961adbf818ad76f2d3ccd5ed6c6ea4246ca810a606c03ad00785fd390f1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a6d961adbf818ad76f2d3ccd5ed6c6ea4246ca810a606c03ad00785fd390f1e", kill_on_drop: false }` [INFO] [stdout] 8a6d961adbf818ad76f2d3ccd5ed6c6ea4246ca810a606c03ad00785fd390f1e [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] d0b18fbc2ff8c8a5aa77c7d9197decb8dc4af426f8e31cccd1c85ae9bb40ee74 [INFO] running `Command { std: "docker" "start" "-a" "d0b18fbc2ff8c8a5aa77c7d9197decb8dc4af426f8e31cccd1c85ae9bb40ee74", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling target-triple v1.0.0 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Checking convert-params v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking trybuild v1.0.114 [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> tests/01_basic.rs:42:1 [INFO] [stdout] | [INFO] [stdout] 42 | #[convert_args(_value1: Orig, _value2: &str)] [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 [INFO] [stdout] --> tests/01_basic.rs:42:1 [INFO] [stdout] | [INFO] [stdout] 42 | #[convert_args(_value1: Orig, _value2: &str)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `convert_args` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `convert-params` (test "01_basic") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "d0b18fbc2ff8c8a5aa77c7d9197decb8dc4af426f8e31cccd1c85ae9bb40ee74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0b18fbc2ff8c8a5aa77c7d9197decb8dc4af426f8e31cccd1c85ae9bb40ee74", kill_on_drop: false }` [INFO] [stdout] d0b18fbc2ff8c8a5aa77c7d9197decb8dc4af426f8e31cccd1c85ae9bb40ee74