[INFO] fetching crate pyndakaas 0.2.3... [INFO] checking pyndakaas-0.2.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate pyndakaas 0.2.3 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate pyndakaas 0.2.3 [INFO] finished tweaking crates.io crate pyndakaas 0.2.3 [INFO] tweaked toml for crates.io crate pyndakaas 0.2.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pyndakaas 0.2.3 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 crates.io crate pyndakaas 0.2.3 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d03baccec2bd1693d73936c6802830d1166e145042967f4c5fb913ac1496f70d [INFO] running `Command { std: "docker" "start" "-a" "d03baccec2bd1693d73936c6802830d1166e145042967f4c5fb913ac1496f70d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d03baccec2bd1693d73936c6802830d1166e145042967f4c5fb913ac1496f70d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d03baccec2bd1693d73936c6802830d1166e145042967f4c5fb913ac1496f70d", kill_on_drop: false }` [INFO] [stdout] d03baccec2bd1693d73936c6802830d1166e145042967f4c5fb913ac1496f70d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f3b884404dbb468d2f1aca4b9a119a10ca342ea5730b4dc82b97e7564a0c4cfa [INFO] running `Command { std: "docker" "start" "-a" "f3b884404dbb468d2f1aca4b9a119a10ca342ea5730b4dc82b97e7564a0c4cfa", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.13.3 [INFO] [stderr] Checking rangelist v0.3.2 [INFO] [stderr] Checking unindent v0.2.4 [INFO] [stderr] Compiling jobserver v0.1.34 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling cc v1.2.44 [INFO] [stderr] Compiling pyo3-build-config v0.26.0 [INFO] [stderr] Compiling pindakaas-cadical v0.2.1 [INFO] [stderr] Compiling pindakaas-kissat v0.2.0 [INFO] [stderr] Compiling pyo3-ffi v0.26.0 [INFO] [stderr] Compiling pyo3-macros-backend v0.26.0 [INFO] [stderr] Compiling pyo3 v0.26.0 [INFO] [stderr] Compiling pyo3-macros v0.26.0 [INFO] [stderr] Checking pindakaas v0.2.3 [INFO] [stderr] Checking pyndakaas v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: std::result::Result>, Infallible> [INFO] [stdout] --> src/lib.rs:428:24 [INFO] [stdout] | [INFO] [stdout] 428 | fn clauses(&self) -> Vec> { [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: std::result::Result [INFO] [stdout] --> src/lib.rs:447:26 [INFO] [stdout] | [INFO] [stdout] 447 | fn to_dimacs(&self) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:451:26 [INFO] [stdout] | [INFO] [stdout] 451 | fn variables(&self) -> VarRange { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:628:37 [INFO] [stdout] | [INFO] [stdout] 628 | fn from_raw(value: NonZeroI32) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:633:27 [INFO] [stdout] | [INFO] [stdout] 633 | fn is_negated(&self) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:638:20 [INFO] [stdout] | [INFO] [stdout] 638 | fn var(&self) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:664:20 [INFO] [stdout] | [INFO] [stdout] 664 | fn end(&self) -> Lit { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:681:22 [INFO] [stdout] | [INFO] [stdout] 681 | fn start(&self) -> Lit { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result>, Infallible> [INFO] [stdout] --> src/lib.rs:716:24 [INFO] [stdout] | [INFO] [stdout] 716 | fn clauses(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:736:26 [INFO] [stdout] | [INFO] [stdout] 736 | fn to_dimacs(&self) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:740:26 [INFO] [stdout] | [INFO] [stdout] 740 | fn variables(&self) -> VarRange { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Vec)>, Infallible> [INFO] [stdout] --> src/lib.rs:744:33 [INFO] [stdout] | [INFO] [stdout] 744 | fn weighted_clauses(&self) -> Vec<(Option, Vec)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pyndakaas` (lib test) due to 12 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: std::result::Result>, Infallible> [INFO] [stdout] --> src/lib.rs:428:24 [INFO] [stdout] | [INFO] [stdout] 428 | fn clauses(&self) -> Vec> { [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: std::result::Result [INFO] [stdout] --> src/lib.rs:447:26 [INFO] [stdout] | [INFO] [stdout] 447 | fn to_dimacs(&self) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:451:26 [INFO] [stdout] | [INFO] [stdout] 451 | fn variables(&self) -> VarRange { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:628:37 [INFO] [stdout] | [INFO] [stdout] 628 | fn from_raw(value: NonZeroI32) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:633:27 [INFO] [stdout] | [INFO] [stdout] 633 | fn is_negated(&self) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:638:20 [INFO] [stdout] | [INFO] [stdout] 638 | fn var(&self) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:664:20 [INFO] [stdout] | [INFO] [stdout] 664 | fn end(&self) -> Lit { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:681:22 [INFO] [stdout] | [INFO] [stdout] 681 | fn start(&self) -> Lit { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result>, Infallible> [INFO] [stdout] --> src/lib.rs:716:24 [INFO] [stdout] | [INFO] [stdout] 716 | fn clauses(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:736:26 [INFO] [stdout] | [INFO] [stdout] 736 | fn to_dimacs(&self) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:740:26 [INFO] [stdout] | [INFO] [stdout] 740 | fn variables(&self) -> VarRange { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Vec)>, Infallible> [INFO] [stdout] --> src/lib.rs:744:33 [INFO] [stdout] | [INFO] [stdout] 744 | fn weighted_clauses(&self) -> Vec<(Option, Vec)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pyndakaas` (lib) due to 12 previous errors [INFO] running `Command { std: "docker" "inspect" "f3b884404dbb468d2f1aca4b9a119a10ca342ea5730b4dc82b97e7564a0c4cfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3b884404dbb468d2f1aca4b9a119a10ca342ea5730b4dc82b97e7564a0c4cfa", kill_on_drop: false }` [INFO] [stdout] f3b884404dbb468d2f1aca4b9a119a10ca342ea5730b4dc82b97e7564a0c4cfa