[INFO] cloning repository https://github.com/aidany2005/project [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aidany2005/project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidany2005%2Fproject", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidany2005%2Fproject'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f48c185ab648ae6d92511442d8ce128a2f8305f6 [INFO] checking aidany2005/project 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%2Faidany2005%2Fproject" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/aidany2005/project [INFO] finished tweaking git repo https://github.com/aidany2005/project [INFO] tweaked toml for git repo https://github.com/aidany2005/project written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/aidany2005/project 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/aidany2005/project 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e0ece05d1f284a51104a83e4f88f265ccdcb4afa0cdba4a5cfce808e77de8013 [INFO] running `Command { std: "docker" "start" "-a" "e0ece05d1f284a51104a83e4f88f265ccdcb4afa0cdba4a5cfce808e77de8013", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0ece05d1f284a51104a83e4f88f265ccdcb4afa0cdba4a5cfce808e77de8013", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0ece05d1f284a51104a83e4f88f265ccdcb4afa0cdba4a5cfce808e77de8013", kill_on_drop: false }` [INFO] [stdout] e0ece05d1f284a51104a83e4f88f265ccdcb4afa0cdba4a5cfce808e77de8013 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c040b136072f2d80381402741685b8721c8e3b4b6a39fd68356e63e89c925105 [INFO] running `Command { std: "docker" "start" "-a" "c040b136072f2d80381402741685b8721c8e3b4b6a39fd68356e63e89c925105", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking ndarray v0.16.1 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking project v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:122:28 [INFO] [stdout] | [INFO] [stdout] 122 | let name: String = rec[2].parse()?; [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] --> src/preprocessing.rs:122:28 [INFO] [stdout] | [INFO] [stdout] 122 | let name: String = rec[2].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:123:29 [INFO] [stdout] | [INFO] [stdout] 123 | let brand: String = rec[3].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/preprocessing.rs:123:29 [INFO] [stdout] | [INFO] [stdout] 123 | let brand: String = rec[3].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:124:32 [INFO] [stdout] | [INFO] [stdout] 124 | let category: String = rec[4].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/preprocessing.rs:124:32 [INFO] [stdout] | [INFO] [stdout] 124 | let category: String = rec[4].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:127:29 [INFO] [stdout] | [INFO] [stdout] 127 | let color: String = rec[7].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/preprocessing.rs:127:29 [INFO] [stdout] | [INFO] [stdout] 127 | let color: String = rec[7].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:128:28 [INFO] [stdout] | [INFO] [stdout] 128 | let size: String = rec[8].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/preprocessing.rs:128:28 [INFO] [stdout] | [INFO] [stdout] 128 | let size: String = rec[8].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:122:28 [INFO] [stdout] | [INFO] [stdout] 122 | let name: String = rec[2].parse()?; [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] --> src/preprocessing.rs:122:28 [INFO] [stdout] | [INFO] [stdout] 122 | let name: String = rec[2].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:123:29 [INFO] [stdout] | [INFO] [stdout] 123 | let brand: String = rec[3].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/preprocessing.rs:123:29 [INFO] [stdout] | [INFO] [stdout] 123 | let brand: String = rec[3].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:124:32 [INFO] [stdout] | [INFO] [stdout] 124 | let category: String = rec[4].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/preprocessing.rs:124:32 [INFO] [stdout] | [INFO] [stdout] 124 | let category: String = rec[4].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:127:29 [INFO] [stdout] | [INFO] [stdout] 127 | let color: String = rec[7].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/preprocessing.rs:127:29 [INFO] [stdout] | [INFO] [stdout] 127 | let color: String = rec[7].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, String> [INFO] [stdout] --> src/preprocessing.rs:128:28 [INFO] [stdout] | [INFO] [stdout] 128 | let size: String = rec[8].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/preprocessing.rs:128:28 [INFO] [stdout] | [INFO] [stdout] 128 | let size: String = rec[8].parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `project` (bin "project" test) due to 10 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `project` (bin "project") due to 10 previous errors [INFO] running `Command { std: "docker" "inspect" "c040b136072f2d80381402741685b8721c8e3b4b6a39fd68356e63e89c925105", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c040b136072f2d80381402741685b8721c8e3b4b6a39fd68356e63e89c925105", kill_on_drop: false }` [INFO] [stdout] c040b136072f2d80381402741685b8721c8e3b4b6a39fd68356e63e89c925105