[INFO] fetching crate slip-10 0.4.1... [INFO] checking slip-10-0.4.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate slip-10 0.4.1 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate slip-10 0.4.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate slip-10 0.4.1 [INFO] tweaked toml for crates.io crate slip-10 0.4.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate slip-10 0.4.1 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] 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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 54 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (available: v0.14.9) [INFO] [stderr] Adding hex-literal v0.4.1 (available: v1.1.0) [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-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] 7cf58658e01afbd0eb23f792f05f356eb229bfdf5c81e05dfe7b67078eca3240 [INFO] running `Command { std: "docker" "start" "-a" "7cf58658e01afbd0eb23f792f05f356eb229bfdf5c81e05dfe7b67078eca3240", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7cf58658e01afbd0eb23f792f05f356eb229bfdf5c81e05dfe7b67078eca3240", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cf58658e01afbd0eb23f792f05f356eb229bfdf5c81e05dfe7b67078eca3240", kill_on_drop: false }` [INFO] [stdout] 7cf58658e01afbd0eb23f792f05f356eb229bfdf5c81e05dfe7b67078eca3240 [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] b821d813aaa828973837946d6dcd2862797efd14b2cb88dca6110ef8e3b36bc8 [INFO] running `Command { std: "docker" "start" "-a" "b821d813aaa828973837946d6dcd2862797efd14b2cb88dca6110ef8e3b36bc8", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking hex-literal v0.4.1 [INFO] [stderr] Checking zeroize v1.8.2 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking generic-ec-core v0.2.3 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling enum-ordinalize v3.1.15 [INFO] [stderr] Compiling educe v0.4.23 [INFO] [stderr] Checking phantom-type v0.4.2 [INFO] [stderr] Checking generic-ec v0.4.5 [INFO] [stderr] Checking slip-10 v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:490:18 [INFO] [stdout] | [INFO] [stdout] 490 | let result = try_derive_child_key_pair_with_path( [INFO] [stdout] | __________________^ [INFO] [stdout] 491 | | parent_key, [INFO] [stdout] 492 | | path.into_iter().map(Ok::<_, core::convert::Infallible>), [INFO] [stdout] 493 | | ); [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, Infallible> [INFO] [stdout] --> src/lib.rs:494:11 [INFO] [stdout] | [INFO] [stdout] 494 | match result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:580:18 [INFO] [stdout] | [INFO] [stdout] 580 | let result = try_derive_child_public_key_with_path( [INFO] [stdout] | __________________^ [INFO] [stdout] 581 | | parent_public_key, [INFO] [stdout] 582 | | path.into_iter().map(Ok::<_, core::convert::Infallible>), [INFO] [stdout] 583 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:584:11 [INFO] [stdout] | [INFO] [stdout] 584 | match result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `slip-10` (lib test) 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, Infallible> [INFO] [stdout] --> src/lib.rs:490:18 [INFO] [stdout] | [INFO] [stdout] 490 | let result = try_derive_child_key_pair_with_path( [INFO] [stdout] | __________________^ [INFO] [stdout] 491 | | parent_key, [INFO] [stdout] 492 | | path.into_iter().map(Ok::<_, core::convert::Infallible>), [INFO] [stdout] 493 | | ); [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, Infallible> [INFO] [stdout] --> src/lib.rs:494:11 [INFO] [stdout] | [INFO] [stdout] 494 | match result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:580:18 [INFO] [stdout] | [INFO] [stdout] 580 | let result = try_derive_child_public_key_with_path( [INFO] [stdout] | __________________^ [INFO] [stdout] 581 | | parent_public_key, [INFO] [stdout] 582 | | path.into_iter().map(Ok::<_, core::convert::Infallible>), [INFO] [stdout] 583 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:584:11 [INFO] [stdout] | [INFO] [stdout] 584 | match result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `slip-10` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "b821d813aaa828973837946d6dcd2862797efd14b2cb88dca6110ef8e3b36bc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b821d813aaa828973837946d6dcd2862797efd14b2cb88dca6110ef8e3b36bc8", kill_on_drop: false }` [INFO] [stdout] b821d813aaa828973837946d6dcd2862797efd14b2cb88dca6110ef8e3b36bc8