[INFO] fetching crate furtif-core 0.1.2...
[INFO] checking furtif-core-0.1.2 against master#82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1 for pr-150408
[INFO] extracting crate furtif-core 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate furtif-core 0.1.2
[INFO] finished tweaking crates.io crate furtif-core 0.1.2
[INFO] tweaked toml for crates.io crate furtif-core 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate furtif-core 0.1.2 on toolchain 82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "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" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 140 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
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[INFO] [stderr]       Adding rkyv v0.7.45 (available: v0.8.12)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typetag-impl v0.2.21
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[INFO] [stderr]   Downloaded silx-types v0.1.2
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[INFO] [stderr]   Downloaded typetag v0.2.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08d4c31438de41541080679faf4e26ac6f57887ef8a0af5f0f07b6b02461e2a6
[INFO] running `Command { std: "docker" "start" "-a" "08d4c31438de41541080679faf4e26ac6f57887ef8a0af5f0f07b6b02461e2a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d4c31438de41541080679faf4e26ac6f57887ef8a0af5f0f07b6b02461e2a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d4c31438de41541080679faf4e26ac6f57887ef8a0af5f0f07b6b02461e2a6", kill_on_drop: false }`
[INFO] [stdout] 08d4c31438de41541080679faf4e26ac6f57887ef8a0af5f0f07b6b02461e2a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b7d6e7fe8a27a78deee2e86a7e5c0c510f44d294543b91b3087ca8228d764dc
[INFO] running `Command { std: "docker" "start" "-a" "6b7d6e7fe8a27a78deee2e86a7e5c0c510f44d294543b91b3087ca8228d764dc", kill_on_drop: false }`
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[INFO] [stderr]    Compiling typetag v0.2.21
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[INFO] [stderr]     Checking wide v0.7.33
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[INFO] [stderr]     Checking silx-types v0.1.2
[INFO] [stderr]     Checking furtif-core v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `max_leaf`, `prefix`, and `meet_string` are never used
[INFO] [stdout]    --> src/structs/structures/lattice/taxonomy.rs:147:18
[INFO] [stdout]     |
[INFO] [stdout] 140 | trait RandomTaxon {
[INFO] [stdout]     |       ----------- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 147 |     #[inline] fn max_leaf() -> usize { Self::TAXO_NAMES.len() } 
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     #[inline] fn prefix(a: &str, b: &str) -> String {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     #[inline] fn meet_string(a:&str, b:&str) -> String {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `max_leaf`, `prefix`, and `meet_string` are never used
[INFO] [stdout]    --> src/structs/structures/lattice/taxonomy.rs:147:18
[INFO] [stdout]     |
[INFO] [stdout] 140 | trait RandomTaxon {
[INFO] [stdout]     |       ----------- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 147 |     #[inline] fn max_leaf() -> usize { Self::TAXO_NAMES.len() } 
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     #[inline] fn prefix(a: &str, b: &str) -> String {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     #[inline] fn meet_string(a:&str, b:&str) -> String {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.29s
[INFO] running `Command { std: "docker" "inspect" "6b7d6e7fe8a27a78deee2e86a7e5c0c510f44d294543b91b3087ca8228d764dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7d6e7fe8a27a78deee2e86a7e5c0c510f44d294543b91b3087ca8228d764dc", kill_on_drop: false }`
[INFO] [stdout] 6b7d6e7fe8a27a78deee2e86a7e5c0c510f44d294543b91b3087ca8228d764dc