[INFO] fetching crate zoea 0.1.0...
[INFO] checking zoea-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate zoea 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate zoea 0.1.0
[INFO] finished tweaking crates.io crate zoea 0.1.0
[INFO] tweaked toml for crates.io crate zoea 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zoea 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 102 packages to latest compatible versions
[INFO] [stderr]       Adding nalgebra v0.21.1 (available: v0.34.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding sqlite v0.25.3 (available: v0.37.0)
[INFO] [stderr]       Adding ureq v2.12.1 (available: v3.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simba v0.1.5
[INFO] [stderr]   Downloaded nalgebra v0.21.1
[INFO] [stderr]   Downloaded porter-stemmer v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1e0a1b41a5de75f71f3f09ad81ca720b9a1ae7bf57f18a7351e81964a476fa6
[INFO] running `Command { std: "docker" "start" "-a" "f1e0a1b41a5de75f71f3f09ad81ca720b9a1ae7bf57f18a7351e81964a476fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1e0a1b41a5de75f71f3f09ad81ca720b9a1ae7bf57f18a7351e81964a476fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e0a1b41a5de75f71f3f09ad81ca720b9a1ae7bf57f18a7351e81964a476fa6", kill_on_drop: false }`
[INFO] [stdout] f1e0a1b41a5de75f71f3f09ad81ca720b9a1ae7bf57f18a7351e81964a476fa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbf0fe569176d7f684d2281ce714f0e01acbb5730d87bfc6a5912bd44e2e77f2
[INFO] running `Command { std: "docker" "start" "-a" "bbf0fe569176d7f684d2281ce714f0e01acbb5730d87bfc6a5912bd44e2e77f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling sqlite3-src v0.2.12
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]     Checking webpki-roots v1.0.2
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking porter-stemmer v0.1.2
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]     Checking sqlite3-sys v0.12.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking sqlite v0.25.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking simba v0.1.5
[INFO] [stderr]     Checking nalgebra v0.21.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking rustls-webpki v0.103.4
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.3
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking rust-stemmers v1.2.0
[INFO] [stderr]     Checking ureq v2.12.1
[INFO] [stderr]     Checking zoea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> src/kv_database.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let keys = list_keys(&db);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `non_value`
[INFO] [stdout]   --> src/kv_database.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let non_value = get(&db, &non_key); // returns String::new();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_non_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.32s
[INFO] running `Command { std: "docker" "inspect" "bbf0fe569176d7f684d2281ce714f0e01acbb5730d87bfc6a5912bd44e2e77f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf0fe569176d7f684d2281ce714f0e01acbb5730d87bfc6a5912bd44e2e77f2", kill_on_drop: false }`
[INFO] [stdout] bbf0fe569176d7f684d2281ce714f0e01acbb5730d87bfc6a5912bd44e2e77f2