[INFO] fetching crate gerasdb 0.0.7-dev...
[INFO] testing gerasdb-0.0.7-dev against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate gerasdb 0.0.7-dev into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate gerasdb 0.0.7-dev
[INFO] finished tweaking crates.io crate gerasdb 0.0.7-dev
[INFO] tweaked toml for crates.io crate gerasdb 0.0.7-dev written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gerasdb 0.0.7-dev on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding r2d2_sqlite v0.17.0 (available: v0.31.0)
[INFO] [stderr]       Adding rusqlite v0.24.2 (available: v0.37.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d011790756a0e9868406f78c1318860dcec6d6a5aa7fac8f8cd7d45baf2c911a
[INFO] running `Command { std: "docker" "start" "-a" "d011790756a0e9868406f78c1318860dcec6d6a5aa7fac8f8cd7d45baf2c911a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d011790756a0e9868406f78c1318860dcec6d6a5aa7fac8f8cd7d45baf2c911a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d011790756a0e9868406f78c1318860dcec6d6a5aa7fac8f8cd7d45baf2c911a", kill_on_drop: false }`
[INFO] [stdout] d011790756a0e9868406f78c1318860dcec6d6a5aa7fac8f8cd7d45baf2c911a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 499b4888f4e96e1751cd333ade2cd8b7e431e3bd34faa7d0d61cf0f35367f3a3
[INFO] running `Command { std: "docker" "start" "-a" "499b4888f4e96e1751cd333ade2cd8b7e431e3bd34faa7d0d61cf0f35367f3a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
[INFO] [stderr]    Compiling ahash v0.4.8
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling r2d2 v0.8.10
[INFO] [stderr]    Compiling hashlink v0.6.0
[INFO] [stderr]    Compiling rusqlite v0.24.2
[INFO] [stderr]    Compiling r2d2_sqlite v0.17.0
[INFO] [stderr]    Compiling gerasdb v0.0.7-dev (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `RustcDecodable` in this scope
[INFO] [stdout]  --> src/db_layer.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope
[INFO] [stdout]  --> src/db_layer.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `db_layer::PersistentItem`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use db_layer::PersistentItem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instant` and `SystemTime`
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     time::{Instant, SystemTime},
[INFO] [stdout]   |            ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gerasdb` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "499b4888f4e96e1751cd333ade2cd8b7e431e3bd34faa7d0d61cf0f35367f3a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499b4888f4e96e1751cd333ade2cd8b7e431e3bd34faa7d0d61cf0f35367f3a3", kill_on_drop: false }`
[INFO] [stdout] 499b4888f4e96e1751cd333ade2cd8b7e431e3bd34faa7d0d61cf0f35367f3a3