[INFO] fetching crate candystore 0.4.1...
[INFO] checking candystore-0.4.1 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate candystore 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate candystore 0.4.1 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate candystore 0.4.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate candystore 0.4.1
[INFO] tweaked toml for crates.io crate candystore 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate candystore 0.4.1 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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded databuf-derive v0.5.0
[INFO] [stderr]   Downloaded fslock v0.2.1
[INFO] [stderr]   Downloaded quote2 v0.7.0
[INFO] [stderr]   Downloaded databuf_derive_impl v0.2.3
[INFO] [stderr]   Downloaded siphasher v1.0.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.19
[INFO] [stderr]   Downloaded databuf v0.5.0
[INFO] [stderr]   Downloaded quote2-macros v0.7.0
[INFO] [stderr]   Downloaded simd-itertools v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfa1fb51b11784bcea5e03e36335aa5c83762c9690e37eb24e59efbb2046374b
[INFO] running `Command { std: "docker" "start" "-a" "cfa1fb51b11784bcea5e03e36335aa5c83762c9690e37eb24e59efbb2046374b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfa1fb51b11784bcea5e03e36335aa5c83762c9690e37eb24e59efbb2046374b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa1fb51b11784bcea5e03e36335aa5c83762c9690e37eb24e59efbb2046374b", kill_on_drop: false }`
[INFO] [stdout] cfa1fb51b11784bcea5e03e36335aa5c83762c9690e37eb24e59efbb2046374b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddc34ac6973bc73b69930ecbfa7447006b74dc2890c193df3f68642381197fdb
[INFO] running `Command { std: "docker" "start" "-a" "ddc34ac6973bc73b69930ecbfa7447006b74dc2890c193df3f68642381197fdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling quote2-macros v0.7.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking simd-itertools v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling quote2 v0.7.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking fslock v0.2.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling databuf_derive_impl v0.2.3
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling databuf-derive v0.5.0
[INFO] [stderr]    Compiling bytemuck_derive v1.7.0
[INFO] [stderr]     Checking databuf v0.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.19
[INFO] [stderr]     Checking bytemuck v1.16.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking candystore v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `span` is never used
[INFO] [stdout]   --> src/queues.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Queue {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 20 |     fn span(&self) -> u64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `span` is never used
[INFO] [stdout]   --> src/queues.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Queue {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 20 |     fn span(&self) -> u64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "ddc34ac6973bc73b69930ecbfa7447006b74dc2890c193df3f68642381197fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc34ac6973bc73b69930ecbfa7447006b74dc2890c193df3f68642381197fdb", kill_on_drop: false }`
[INFO] [stdout] ddc34ac6973bc73b69930ecbfa7447006b74dc2890c193df3f68642381197fdb