[INFO] cloning repository https://github.com/clickety-clacks/engram
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clickety-clacks/engram" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclickety-clacks%2Fengram", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclickety-clacks%2Fengram'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72821518037a9d896f0b4d784fee146800902e78
[INFO] checking clickety-clacks/engram against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclickety-clacks%2Fengram" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clickety-clacks/engram
[INFO] finished tweaking git repo https://github.com/clickety-clacks/engram
[INFO] tweaked toml for git repo https://github.com/clickety-clacks/engram written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clickety-clacks/engram on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clickety-clacks/engram 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949
[INFO] running `Command { std: "docker" "start" "c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949", 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" "c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949", 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" "c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking filetime v0.2.27
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking ctrlc v3.5.2
[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]     Checking tempfile v3.25.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]     Checking clap v4.5.60
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking hashlink v0.9.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking rusqlite v0.32.1
[INFO] [stderr]     Checking engram v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `query_anchors` is never read
[INFO] [stdout]     --> src/main.rs:1161:29
[INFO] [stdout]      |
[INFO] [stdout] 1161 |     let mut query_anchors = Vec::new();
[INFO] [stdout]      |                             ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1172 |             query_anchors = derive_anchor_candidates(&span_texts);
[INFO] [stdout]      |             ------------- `query_anchors` is overwritten here before the previous value is read
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dispatch_lineage` is never read
[INFO] [stdout]     --> src/main.rs:1163:32
[INFO] [stdout]      |
[INFO] [stdout] 1163 |     let mut dispatch_lineage = Vec::new();
[INFO] [stdout]      |                                ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1186 |             dispatch_lineage = chain;
[INFO] [stdout]      |             ---------------- `dispatch_lineage` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lineage` is never read
[INFO] [stdout]     --> src/main.rs:1164:23
[INFO] [stdout]      |
[INFO] [stdout] 1164 |     let mut lineage = Vec::new();
[INFO] [stdout]      |                       ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1188 |             lineage = result.lineage.iter().map(edge_to_json).collect::<Vec<_>>();
[INFO] [stdout]      |             ------- `lineage` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score_by_session` is never read
[INFO] [stdout]     --> src/main.rs:1166:32
[INFO] [stdout]      |
[INFO] [stdout] 1166 |     let mut score_by_session = HashMap::new();
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1189 |             score_by_session = collect_anchor_scores(&indexes, &query_anchors)?;
[INFO] [stdout]      |             ---------------- `score_by_session` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `query_anchors` is never read
[INFO] [stdout]     --> src/main.rs:1161:29
[INFO] [stdout]      |
[INFO] [stdout] 1161 |     let mut query_anchors = Vec::new();
[INFO] [stdout]      |                             ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1172 |             query_anchors = derive_anchor_candidates(&span_texts);
[INFO] [stdout]      |             ------------- `query_anchors` is overwritten here before the previous value is read
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dispatch_lineage` is never read
[INFO] [stdout]     --> src/main.rs:1163:32
[INFO] [stdout]      |
[INFO] [stdout] 1163 |     let mut dispatch_lineage = Vec::new();
[INFO] [stdout]      |                                ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1186 |             dispatch_lineage = chain;
[INFO] [stdout]      |             ---------------- `dispatch_lineage` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lineage` is never read
[INFO] [stdout]     --> src/main.rs:1164:23
[INFO] [stdout]      |
[INFO] [stdout] 1164 |     let mut lineage = Vec::new();
[INFO] [stdout]      |                       ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1188 |             lineage = result.lineage.iter().map(edge_to_json).collect::<Vec<_>>();
[INFO] [stdout]      |             ------- `lineage` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score_by_session` is never read
[INFO] [stdout]     --> src/main.rs:1166:32
[INFO] [stdout]      |
[INFO] [stdout] 1166 |     let mut score_by_session = HashMap::new();
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1189 |             score_by_session = collect_anchor_scores(&indexes, &query_anchors)?;
[INFO] [stdout]      |             ---------------- `score_by_session` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.49s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.31.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 9`
[INFO] running `Command { std: "docker" "inspect" "c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949", kill_on_drop: false }`
[INFO] [stdout] c4a553b7a2cdce927024fc388ae80879d00fc9fa139969cce4db8225f72c3949
