[INFO] cloning repository https://github.com/erwinvaneijk/fbhash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erwinvaneijk/fbhash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferwinvaneijk%2Ffbhash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferwinvaneijk%2Ffbhash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7539e9c820f33f91d1184be14aaf38d5ecf3f7ae
[INFO] checking erwinvaneijk/fbhash against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferwinvaneijk%2Ffbhash" "/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/erwinvaneijk/fbhash on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erwinvaneijk/fbhash
[INFO] finished tweaking git repo https://github.com/erwinvaneijk/fbhash
[INFO] tweaked toml for git repo https://github.com/erwinvaneijk/fbhash written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/erwinvaneijk/fbhash 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.176
[INFO] [stderr]   Downloaded serde_derive v1.0.194
[INFO] [stderr]   Downloaded assert_cmd v2.0.12
[INFO] [stderr]   Downloaded proc-macro2 v1.0.74
[INFO] [stderr]   Downloaded serde v1.0.194
[INFO] [stderr]   Downloaded serde_yaml v0.9.30
[INFO] [stderr]   Downloaded serde_json v1.0.110
[INFO] [stderr]   Downloaded syn v2.0.46
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e875ed2c38b677f68bce33189d1512ab9af15e9b21f098bae63b36c17405be51
[INFO] running `Command { std: "docker" "start" "-a" "e875ed2c38b677f68bce33189d1512ab9af15e9b21f098bae63b36c17405be51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e875ed2c38b677f68bce33189d1512ab9af15e9b21f098bae63b36c17405be51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e875ed2c38b677f68bce33189d1512ab9af15e9b21f098bae63b36c17405be51", kill_on_drop: false }`
[INFO] [stdout] e875ed2c38b677f68bce33189d1512ab9af15e9b21f098bae63b36c17405be51
[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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c496116915323c9f6e8e2e42d2c2db8e50d6c4e617c488c6e53aa1bb9f6e3e0
[INFO] running `Command { std: "docker" "start" "-a" "1c496116915323c9f6e8e2e42d2c2db8e50d6c4e617c488c6e53aa1bb9f6e3e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.74
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking anstream v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.46
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.110
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking unsafe-libyaml v0.2.10
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking clap_builder v4.4.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking hash_hasher v2.0.3
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking clap v4.4.12
[INFO] [stderr]     Checking env_logger v0.10.1
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking serde_yaml v0.9.30
[INFO] [stderr]     Checking fbhash v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `File` is imported redundantly
[INFO] [stdout]    --> src/fbhash/similarities.rs:342:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |     use super::*;
[INFO] [stdout]     |         -------- the item `File` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 342 |     use std::fs::File;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `io` is imported redundantly
[INFO] [stdout]    --> src/fbhash/similarities.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |     use super::*;
[INFO] [stdout]     |         -------- the item `io` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 343 |     use std::io;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `number` is never read
[INFO] [stdout]   --> src/fbhash/chunker.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Chunk {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 30 |     pub number: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Chunk` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.40s
[INFO] running `Command { std: "docker" "inspect" "1c496116915323c9f6e8e2e42d2c2db8e50d6c4e617c488c6e53aa1bb9f6e3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c496116915323c9f6e8e2e42d2c2db8e50d6c4e617c488c6e53aa1bb9f6e3e0", kill_on_drop: false }`
[INFO] [stdout] 1c496116915323c9f6e8e2e42d2c2db8e50d6c4e617c488c6e53aa1bb9f6e3e0