[INFO] cloning repository https://github.com/r-cha/slimedb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r-cha/slimedb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-cha%2Fslimedb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-cha%2Fslimedb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 323d433b0eade0eb2751a4169a9260296b8a889f
[INFO] building r-cha/slimedb against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-cha%2Fslimedb" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/r-cha/slimedb on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/r-cha/slimedb
[INFO] finished tweaking git repo https://github.com/r-cha/slimedb
[INFO] tweaked toml for git repo https://github.com/r-cha/slimedb written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/r-cha/slimedb 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 327e25da12c35f92099f4e85706f5cc82577409fc2021671c6b2fd6c09ca59ed
[INFO] running `Command { std: "docker" "start" "-a" "327e25da12c35f92099f4e85706f5cc82577409fc2021671c6b2fd6c09ca59ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "327e25da12c35f92099f4e85706f5cc82577409fc2021671c6b2fd6c09ca59ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327e25da12c35f92099f4e85706f5cc82577409fc2021671c6b2fd6c09ca59ed", kill_on_drop: false }`
[INFO] [stdout] 327e25da12c35f92099f4e85706f5cc82577409fc2021671c6b2fd6c09ca59ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b127c1878d5474a6bed76e150763f1b785a9cdc71699b1031905b5d4a0f211ea
[INFO] running `Command { std: "docker" "start" "-a" "b127c1878d5474a6bed76e150763f1b785a9cdc71699b1031905b5d4a0f211ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling slimedb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/statement.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn prepare_statement(input: &str, mut statement: &mut Statement) -> PrepareResult {
[INFO] [stdout]    |                                       ----^^^^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "b127c1878d5474a6bed76e150763f1b785a9cdc71699b1031905b5d4a0f211ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b127c1878d5474a6bed76e150763f1b785a9cdc71699b1031905b5d4a0f211ea", kill_on_drop: false }`
[INFO] [stdout] b127c1878d5474a6bed76e150763f1b785a9cdc71699b1031905b5d4a0f211ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d12e1a0a468c9b843859e8b0bfacd934e05f094fcbc1544a1267f299bd9e85aa
[INFO] running `Command { std: "docker" "start" "-a" "d12e1a0a468c9b843859e8b0bfacd934e05f094fcbc1544a1267f299bd9e85aa", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/statement.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn prepare_statement(input: &str, mut statement: &mut Statement) -> PrepareResult {
[INFO] [stdout]    |                                       ----^^^^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slimedb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `capture`
[INFO] [stdout]  --> tests/integration_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use capture::capture_output;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `capture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/statement.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn prepare_statement(input: &str, mut statement: &mut Statement) -> PrepareResult {
[INFO] [stdout]    |                                       ----^^^^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slimedb` (test "integration_tests") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d12e1a0a468c9b843859e8b0bfacd934e05f094fcbc1544a1267f299bd9e85aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12e1a0a468c9b843859e8b0bfacd934e05f094fcbc1544a1267f299bd9e85aa", kill_on_drop: false }`
[INFO] [stdout] d12e1a0a468c9b843859e8b0bfacd934e05f094fcbc1544a1267f299bd9e85aa