[INFO] fetching crate jotty 0.3.1... [INFO] checking jotty-0.3.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate jotty 0.3.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate jotty 0.3.1 [INFO] finished tweaking crates.io crate jotty 0.3.1 [INFO] tweaked toml for crates.io crate jotty 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate jotty 0.3.1 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 jotty 0.3.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0df42dc6daedcb66e265524280506bd233318d19244d0fcb08befb61be635d94 [INFO] running `Command { std: "docker" "start" "-a" "0df42dc6daedcb66e265524280506bd233318d19244d0fcb08befb61be635d94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0df42dc6daedcb66e265524280506bd233318d19244d0fcb08befb61be635d94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0df42dc6daedcb66e265524280506bd233318d19244d0fcb08befb61be635d94", kill_on_drop: false }` [INFO] [stdout] 0df42dc6daedcb66e265524280506bd233318d19244d0fcb08befb61be635d94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4173cd3adb20920e57dae54616b0d8489bc99d71c4bed7966fde2601fcd66b58 [INFO] running `Command { std: "docker" "start" "-a" "4173cd3adb20920e57dae54616b0d8489bc99d71c4bed7966fde2601fcd66b58", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling anyhow v1.0.43 [INFO] [stderr] Compiling serde_derive v1.0.128 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling serde v1.0.128 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking slab v0.4.4 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking snowflake v1.3.0 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking multimap v0.8.3 [INFO] [stderr] Compiling unindent v0.1.7 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling indoc v1.0.3 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking heck v0.3.3 [INFO] [stderr] Compiling which v4.2.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking ahash v0.7.4 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Compiling prost-build v0.7.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking lru v0.6.6 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling zookeeper_derive v0.4.1 [INFO] [stderr] Compiling prost-derive v0.7.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking zookeeper v0.6.0 [INFO] [stderr] Checking prost v0.7.0 [INFO] [stderr] Checking prost-types v0.7.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking treediff v4.0.0 [INFO] [stderr] Checking zkmq v0.2.7 [INFO] [stderr] Checking zkstate v0.1.19 [INFO] [stderr] Checking jotty v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/proto/utils.rs:27:36 [INFO] [stdout] | [INFO] [stdout] 27 | .compile_protos(&*files, &[PathBuf::from_str(include).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 [INFO] [stdout] --> src/proto/utils.rs:27:36 [INFO] [stdout] | [INFO] [stdout] 27 | .compile_protos(&*files, &[PathBuf::from_str(include).unwrap()]) [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 `jotty` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `jotty` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "4173cd3adb20920e57dae54616b0d8489bc99d71c4bed7966fde2601fcd66b58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4173cd3adb20920e57dae54616b0d8489bc99d71c4bed7966fde2601fcd66b58", kill_on_drop: false }` [INFO] [stdout] 4173cd3adb20920e57dae54616b0d8489bc99d71c4bed7966fde2601fcd66b58