[INFO] fetching crate rillrate-protocol 0.36.0... [INFO] checking rillrate-protocol-0.36.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate rillrate-protocol 0.36.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate rillrate-protocol 0.36.0 [INFO] finished tweaking crates.io crate rillrate-protocol 0.36.0 [INFO] tweaked toml for crates.io crate rillrate-protocol 0.36.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rillrate-protocol 0.36.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 170 packages to latest compatible versions [INFO] [stderr] Adding derive_more v0.99.20 (available: v2.0.1) [INFO] [stderr] Adding generic-array v0.14.7 (available: v0.14.9) [INFO] [stderr] Adding rill-engine v0.36.0 (available: v0.41.0) [INFO] [stderr] Adding rill-protocol v0.36.0 (available: v0.41.0) [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 208c735cb4c4a5f5c8cad9d33914d435f935a4ba1826d57fca3f8e3f8869187e [INFO] running `Command { std: "docker" "start" "-a" "208c735cb4c4a5f5c8cad9d33914d435f935a4ba1826d57fca3f8e3f8869187e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "208c735cb4c4a5f5c8cad9d33914d435f935a4ba1826d57fca3f8e3f8869187e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "208c735cb4c4a5f5c8cad9d33914d435f935a4ba1826d57fca3f8e3f8869187e", kill_on_drop: false }` [INFO] [stdout] 208c735cb4c4a5f5c8cad9d33914d435f935a4ba1826d57fca3f8e3f8869187e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e831a0dcbf5db4a6c5becdc65d582d89e4918929339b06f23226264255ff5df3 [INFO] running `Command { std: "docker" "start" "-a" "e831a0dcbf5db4a6c5becdc65d582d89e4918929339b06f23226264255ff5df3", kill_on_drop: false }` [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking meio-protocol v0.93.6 [INFO] [stderr] Checking tokio-util v0.6.10 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Checking ordered-float v2.10.1 [INFO] [stderr] Checking vectorize v0.2.0 [INFO] [stderr] Checking serde_qs v0.8.5 [INFO] [stderr] Checking metacrate v0.1.2 [INFO] [stderr] Checking tokio-stream v0.1.17 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Checking tungstenite v0.14.0 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking flexbuffers v2.0.0 [INFO] [stderr] Checking strum v0.21.0 [INFO] [stderr] Checking rill-protocol v0.36.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking h2 v0.3.27 [INFO] [stderr] Checking tokio-tungstenite v0.15.0 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking meio v0.93.6 [INFO] [stderr] Checking hyper v0.14.32 [INFO] [stderr] Checking meio-connect v0.93.6 [INFO] [stderr] Checking rill-engine v0.36.0 [INFO] [stderr] Checking rillrate-protocol v0.36.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, PathError> [INFO] [stdout] --> src/live_data/auto_path.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | let path = s.parse::().map(Vec::from); [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/live_data/auto_path.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | let path = s.parse::().map(Vec::from); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, PathError> [INFO] [stdout] --> src/live_data/auto_path.rs:50:15 [INFO] [stdout] | [INFO] [stdout] 50 | match path { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/manifest/descriptions_list/state.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | "rillrate.manifest.descriptions_list".parse().unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rillrate-protocol` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result, PathError> [INFO] [stdout] --> src/live_data/auto_path.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | let path = s.parse::().map(Vec::from); [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/live_data/auto_path.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | let path = s.parse::().map(Vec::from); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, PathError> [INFO] [stdout] --> src/live_data/auto_path.rs:50:15 [INFO] [stdout] | [INFO] [stdout] 50 | match path { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/manifest/descriptions_list/state.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | "rillrate.manifest.descriptions_list".parse().unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rillrate-protocol` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "e831a0dcbf5db4a6c5becdc65d582d89e4918929339b06f23226264255ff5df3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e831a0dcbf5db4a6c5becdc65d582d89e4918929339b06f23226264255ff5df3", kill_on_drop: false }` [INFO] [stdout] e831a0dcbf5db4a6c5becdc65d582d89e4918929339b06f23226264255ff5df3