[INFO] fetching crate gandolf-kvs 1.0.0...
[INFO] checking gandolf-kvs-1.0.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate gandolf-kvs 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate gandolf-kvs 1.0.0
[INFO] finished tweaking crates.io crate gandolf-kvs 1.0.0
[INFO] tweaked toml for crates.io crate gandolf-kvs 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gandolf-kvs 1.0.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gandolf-kvs 1.0.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b1570f678a401ffe8eb24f032d91d4ff8a1f7d89346fec16e258c10ac0cf40b
[INFO] running `Command { std: "docker" "start" "-a" "0b1570f678a401ffe8eb24f032d91d4ff8a1f7d89346fec16e258c10ac0cf40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b1570f678a401ffe8eb24f032d91d4ff8a1f7d89346fec16e258c10ac0cf40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1570f678a401ffe8eb24f032d91d4ff8a1f7d89346fec16e258c10ac0cf40b", kill_on_drop: false }`
[INFO] [stdout] 0b1570f678a401ffe8eb24f032d91d4ff8a1f7d89346fec16e258c10ac0cf40b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f4fa5d05cffe4feca5c7938f87f2907a417586537bf043ad440fae1b47a562f
[INFO] running `Command { std: "docker" "start" "-a" "5f4fa5d05cffe4feca5c7938f87f2907a417586537bf043ad440fae1b47a562f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling async-recursion v0.2.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]     Checking gandolf-kvs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/db.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Entity {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 30 |     id: Uuid,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Entity` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/db.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Entity {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 30 |     id: Uuid,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Entity` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.20s
[INFO] running `Command { std: "docker" "inspect" "5f4fa5d05cffe4feca5c7938f87f2907a417586537bf043ad440fae1b47a562f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4fa5d05cffe4feca5c7938f87f2907a417586537bf043ad440fae1b47a562f", kill_on_drop: false }`
[INFO] [stdout] 5f4fa5d05cffe4feca5c7938f87f2907a417586537bf043ad440fae1b47a562f