[INFO] fetching crate etk-ops 0.3.0... [INFO] checking etk-ops-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate etk-ops 0.3.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate etk-ops 0.3.0 [INFO] finished tweaking crates.io crate etk-ops 0.3.0 [INFO] tweaked toml for crates.io crate etk-ops 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate etk-ops 0.3.0 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] Updating crates.io index [INFO] [stderr] Locking 32 packages to latest compatible versions [INFO] [stderr] Adding educe v0.4.23 (available: v0.6.0) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.12.0) [INFO] [stderr] Adding snafu v0.7.5 (available: v0.8.9) [INFO] [stderr] Adding toml v0.5.11 (available: v0.9.8) [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 098724fed87f8ef81dbffae59555a4166b3db73349dd6f61cdc4b9c61751c73c [INFO] running `Command { std: "docker" "start" "-a" "098724fed87f8ef81dbffae59555a4166b3db73349dd6f61cdc4b9c61751c73c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "098724fed87f8ef81dbffae59555a4166b3db73349dd6f61cdc4b9c61751c73c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "098724fed87f8ef81dbffae59555a4166b3db73349dd6f61cdc4b9c61751c73c", kill_on_drop: false }` [INFO] [stdout] 098724fed87f8ef81dbffae59555a4166b3db73349dd6f61cdc4b9c61751c73c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3cff21304c1f822de24b157be8cef3c7223d5cdd31a126a12c5c66cd2a6605c8 [INFO] running `Command { std: "docker" "start" "-a" "3cff21304c1f822de24b157be8cef3c7223d5cdd31a126a12c5c66cd2a6605c8", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling doc-comment v0.3.4 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling enum-ordinalize v3.1.15 [INFO] [stderr] Compiling snafu-derive v0.7.5 [INFO] [stderr] Compiling educe v0.4.23 [INFO] [stderr] Checking snafu v0.7.5 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Compiling etk-ops v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> /opt/rustwide/target/debug/build/etk-ops-3f2d0b2fb693e74d/out/london.rs:1:542030 [INFO] [stdout] | [INFO] [stdout] 1 | ...de_from_u8 () { for ii in 0 ..= u8 :: MAX { let parsed = Op :: try_from (ii) . unwrap () ; if ii == 0xfe { assert_eq ! (Op :: from (In... [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] --> /opt/rustwide/target/debug/build/etk-ops-3f2d0b2fb693e74d/out/london.rs:1:542260 [INFO] [stdout] | [INFO] [stdout] 1 | ..._through_str () { for ii in 0 ..= u8 :: MAX { let spec = Op :: try_from (ii) . unwrap () ; let txt = spec . to_string () ; let parsed ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> /opt/rustwide/target/debug/build/etk-ops-3f2d0b2fb693e74d/out/london.rs:1:542476 [INFO] [stdout] | [INFO] [stdout] 1 | ...t] fn op_new () { for ii in 0 ..= u8 :: MAX { let spec = Op :: try_from (ii) . unwrap () ; let op = Op :: < [u8] > :: new (spec) ; if ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> /opt/rustwide/target/debug/build/etk-ops-3f2d0b2fb693e74d/out/shanghai.rs:1:541861 [INFO] [stdout] | [INFO] [stdout] 1 | ...de_from_u8 () { for ii in 0 ..= u8 :: MAX { let parsed = Op :: try_from (ii) . unwrap () ; if ii == 0xfe { assert_eq ! (Op :: from (In... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> /opt/rustwide/target/debug/build/etk-ops-3f2d0b2fb693e74d/out/shanghai.rs:1:542091 [INFO] [stdout] | [INFO] [stdout] 1 | ..._through_str () { for ii in 0 ..= u8 :: MAX { let spec = Op :: try_from (ii) . unwrap () ; let txt = spec . to_string () ; let parsed ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> /opt/rustwide/target/debug/build/etk-ops-3f2d0b2fb693e74d/out/shanghai.rs:1:542307 [INFO] [stdout] | [INFO] [stdout] 1 | ...t] fn op_new () { for ii in 0 ..= u8 :: MAX { let spec = Op :: try_from (ii) . unwrap () ; let op = Op :: < [u8] > :: new (spec) ; if ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `etk-ops` (lib test) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3cff21304c1f822de24b157be8cef3c7223d5cdd31a126a12c5c66cd2a6605c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cff21304c1f822de24b157be8cef3c7223d5cdd31a126a12c5c66cd2a6605c8", kill_on_drop: false }` [INFO] [stdout] 3cff21304c1f822de24b157be8cef3c7223d5cdd31a126a12c5c66cd2a6605c8