[INFO] fetching crate switchboard-on-demand 0.10.8...
[INFO] checking switchboard-on-demand-0.10.8 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate switchboard-on-demand 0.10.8 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate switchboard-on-demand 0.10.8
[INFO] finished tweaking crates.io crate switchboard-on-demand 0.10.8
[INFO] tweaked toml for crates.io crate switchboard-on-demand 0.10.8 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate switchboard-on-demand 0.10.8 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 switchboard-on-demand 0.10.8 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-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] 7816afef678efa5f025a1a3d584c51cf59bbd6ed2d304730dd8c747f082e3a80
[INFO] running `Command { std: "docker" "start" "-a" "7816afef678efa5f025a1a3d584c51cf59bbd6ed2d304730dd8c747f082e3a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7816afef678efa5f025a1a3d584c51cf59bbd6ed2d304730dd8c747f082e3a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7816afef678efa5f025a1a3d584c51cf59bbd6ed2d304730dd8c747f082e3a80", kill_on_drop: false }`
[INFO] [stdout] 7816afef678efa5f025a1a3d584c51cf59bbd6ed2d304730dd8c747f082e3a80
[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] 49513900e326429c91573da5271d751bc7d8d5331a4cd8eea8023e94c74cc382
[INFO] running `Command { std: "docker" "start" "-a" "49513900e326429c91573da5271d751bc7d8d5331a4cd8eea8023e94c74cc382", kill_on_drop: false }`
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[INFO] [stderr]    Compiling switchboard-protos v0.2.3
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[INFO] [stderr]     Checking switchboard-on-demand v0.10.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<SmallVec<PackedFeedInfo>, Infallible>
[INFO] [stdout]    --> src/on_demand/oracle_quote/test_utils.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 226 |             feeds_vec.try_into().map_err(|_| "Too many feeds")?;
[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<SmallVec<OracleSignature, U16Prefix>, Infallible>
[INFO] [stdout]    --> src/on_demand/oracle_quote/test_utils.rs:247:13
[INFO] [stdout]     |
[INFO] [stdout] 247 |             vec![dummy_sig].try_into().map_err(|_| "Failed to create signatures")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<SmallVec<u8>, Infallible>
[INFO] [stdout]    --> src/on_demand/oracle_quote/test_utils.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |             vec![0].try_into().map_err(|_| "Failed to create oracle indices")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `switchboard-on-demand` (lib) due to 3 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<smallvec::SmallVec<feed_info::PackedFeedInfo>, Infallible>
[INFO] [stdout]    --> src/on_demand/oracle_quote/test_utils.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 226 |             feeds_vec.try_into().map_err(|_| "Too many feeds")?;
[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<smallvec::SmallVec<OracleSignature, smallvec::U16Prefix>, Infallible>
[INFO] [stdout]    --> src/on_demand/oracle_quote/test_utils.rs:247:13
[INFO] [stdout]     |
[INFO] [stdout] 247 |             vec![dummy_sig].try_into().map_err(|_| "Failed to create signatures")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<smallvec::SmallVec<u8>, Infallible>
[INFO] [stdout]    --> src/on_demand/oracle_quote/test_utils.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |             vec![0].try_into().map_err(|_| "Failed to create oracle indices")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `switchboard-on-demand` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "49513900e326429c91573da5271d751bc7d8d5331a4cd8eea8023e94c74cc382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49513900e326429c91573da5271d751bc7d8d5331a4cd8eea8023e94c74cc382", kill_on_drop: false }`
[INFO] [stdout] 49513900e326429c91573da5271d751bc7d8d5331a4cd8eea8023e94c74cc382
