[INFO] cloning repository https://github.com/0xOmarA/structured-map [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xOmarA/structured-map" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xOmarA%2Fstructured-map", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xOmarA%2Fstructured-map'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 230a9cb4ab754afe5c34b7f147c5e122c7a841cf [INFO] checking 0xOmarA/structured-map 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%2F0xOmarA%2Fstructured-map" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/0xOmarA/structured-map [INFO] finished tweaking git repo https://github.com/0xOmarA/structured-map [INFO] tweaked toml for git repo https://github.com/0xOmarA/structured-map written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/0xOmarA/structured-map 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/0xOmarA/structured-map 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-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] 44d798c31677164ea4cdce679d20363b7e8fe4ba0c7ae65f73d0ccead8b51d71 [INFO] running `Command { std: "docker" "start" "-a" "44d798c31677164ea4cdce679d20363b7e8fe4ba0c7ae65f73d0ccead8b51d71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44d798c31677164ea4cdce679d20363b7e8fe4ba0c7ae65f73d0ccead8b51d71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44d798c31677164ea4cdce679d20363b7e8fe4ba0c7ae65f73d0ccead8b51d71", kill_on_drop: false }` [INFO] [stdout] 44d798c31677164ea4cdce679d20363b7e8fe4ba0c7ae65f73d0ccead8b51d71 [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] f7001abb2407b62fee3512151c4680275a9e294328953571a89ac833909c55f6 [INFO] running `Command { std: "docker" "start" "-a" "f7001abb2407b62fee3512151c4680275a9e294328953571a89ac833909c55f6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking heck v0.5.0 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.87 [INFO] [stderr] Checking structured-map v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/lib.rs:240:21 [INFO] [stdout] | [INFO] [stdout] 240 | let structure = MyStruct::try_from_fn(|key| match key { [INFO] [stdout] | _____________________^ [INFO] [stdout] 241 | | Key1 => Result::<_, std::convert::Infallible>::Ok(1), [INFO] [stdout] 242 | | Key2 => Result::<_, std::convert::Infallible>::Ok(2), [INFO] [stdout] 243 | | Key3 => Result::<_, std::convert::Infallible>::Ok(3), [INFO] [stdout] 244 | | }); [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/lib.rs:240:49 [INFO] [stdout] | [INFO] [stdout] 240 | let structure = MyStruct::try_from_fn(|key| match key { [INFO] [stdout] | _________________________________________________^ [INFO] [stdout] 241 | | Key1 => Result::<_, std::convert::Infallible>::Ok(1), [INFO] [stdout] 242 | | Key2 => Result::<_, std::convert::Infallible>::Ok(2), [INFO] [stdout] 243 | | Key3 => Result::<_, std::convert::Infallible>::Ok(3), [INFO] [stdout] 244 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/lib.rs:241:17 [INFO] [stdout] | [INFO] [stdout] 241 | Key1 => Result::<_, std::convert::Infallible>::Ok(1), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/lib.rs:242:17 [INFO] [stdout] | [INFO] [stdout] 242 | Key2 => Result::<_, std::convert::Infallible>::Ok(2), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/lib.rs:243:17 [INFO] [stdout] | [INFO] [stdout] 243 | Key3 => Result::<_, std::convert::Infallible>::Ok(3), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/lib.rs:247:16 [INFO] [stdout] | [INFO] [stdout] 247 | assert_eq!(structure.unwrap(), expected_structure); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `structured-map` (test "lib") due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "f7001abb2407b62fee3512151c4680275a9e294328953571a89ac833909c55f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7001abb2407b62fee3512151c4680275a9e294328953571a89ac833909c55f6", kill_on_drop: false }` [INFO] [stdout] f7001abb2407b62fee3512151c4680275a9e294328953571a89ac833909c55f6