[INFO] cloning repository https://github.com/flamingoosesoftwareinc/lemmalog-provenance
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flamingoosesoftwareinc/lemmalog-provenance" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflamingoosesoftwareinc%2Flemmalog-provenance", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflamingoosesoftwareinc%2Flemmalog-provenance'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5c491c41a787ba77d72e49c17e948bc7fe3a6c1
[INFO] checking flamingoosesoftwareinc/lemmalog-provenance against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflamingoosesoftwareinc%2Flemmalog-provenance" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/flamingoosesoftwareinc/lemmalog-provenance
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/flamingoosesoftwareinc/lemmalog-provenance
[INFO] tweaked toml for git repo https://github.com/flamingoosesoftwareinc/lemmalog-provenance written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/flamingoosesoftwareinc/lemmalog-provenance on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/flamingoosesoftwareinc/lemmalog-provenance 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grep-regex v0.1.14
[INFO] [stderr]   Downloaded grep-matcher v0.1.9
[INFO] [stderr]   Downloaded console v0.16.4
[INFO] [stderr]   Downloaded grep-searcher v0.1.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2
[INFO] running `Command { std: "docker" "start" "c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking memmap2 v0.9.11
[INFO] [stderr]     Checking console v0.16.4
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]     Checking grep-matcher v0.1.9
[INFO] [stderr]     Checking encoding_rs_io v0.1.8
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking insta v1.48.0
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking bstr v1.13.1
[INFO] [stderr]     Checking grep-regex v0.1.14
[INFO] [stderr]     Checking grep-searcher v0.1.17
[INFO] [stderr]     Checking lemmalog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Value`
[INFO] [stdout]  --> examples/graph_queries.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | use lemmalog::{Ann, Engine, Value};
[INFO] [stdout]   |                             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first_pos` is never read
[INFO] [stdout]   --> tests/differential_test.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 first_pos = Some(atom);
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.26s
[INFO] running `Command { std: "docker" "inspect" "c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2", kill_on_drop: false }`
[INFO] [stdout] c4d9bd183b2f5657ca0293da22d0aff03cecdc7e539a8a7b1d26dadc76b22bd2
