[INFO] cloning repository https://github.com/alpaylan/etna-rust-rbt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alpaylan/etna-rust-rbt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpaylan%2Fetna-rust-rbt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpaylan%2Fetna-rust-rbt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ba518dc14c57875d135b140e5602e85b005b9d8
[INFO] checking alpaylan/etna-rust-rbt against master#ab26b175979ee7b2cb3302dce204b99df96f7efb for pr-157696
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpaylan%2Fetna-rust-rbt" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/alpaylan/etna-rust-rbt
[INFO] finished tweaking git repo https://github.com/alpaylan/etna-rust-rbt
[INFO] tweaked toml for git repo https://github.com/alpaylan/etna-rust-rbt written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alpaylan/etna-rust-rbt on toolchain ab26b175979ee7b2cb3302dce204b99df96f7efb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alpaylan/etna-rust-rbt 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" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/alpaylan/etna-rs-utils`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/alpaylan/quickcheck.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest Rust 1.98.0-nightly compatible version
[INFO] [stderr]       Adding quickcheck v1.0.3 (https://github.com/alpaylan/quickcheck.git?branch=master#687d7656)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.141
[INFO] [stderr]   Downloaded ciborium-io v0.2.2
[INFO] [stderr]   Downloaded fastrand v2.3.0
[INFO] [stderr]   Downloaded quick-error v1.2.3
[INFO] [stderr]   Downloaded rand_xorshift v0.4.0
[INFO] [stderr]   Downloaded hegeltest-macros v0.2.0
[INFO] [stderr]   Downloaded serde-lexpr v0.1.3
[INFO] [stderr]   Downloaded env_filter v0.1.3
[INFO] [stderr]   Downloaded cfg-if v1.0.1
[INFO] [stderr]   Downloaded lexpr-macros v0.2.2
[INFO] [stderr]   Downloaded ciborium-ll v0.2.2
[INFO] [stderr]   Downloaded wit-bindgen-rt v0.39.0
[INFO] [stderr]   Downloaded unarray v0.1.4
[INFO] [stderr]   Downloaded bit-vec v0.8.0
[INFO] [stderr]   Downloaded rand_core v0.9.3
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded env_logger v0.11.8
[INFO] [stderr]   Downloaded bit-set v0.8.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded rusty-fork v0.3.1
[INFO] [stderr]   Downloaded log v0.4.27
[INFO] [stderr]   Downloaded tempfile v3.23.0
[INFO] [stderr]   Downloaded erased-serde v0.4.6
[INFO] [stderr]   Downloaded bitflags v2.11.0
[INFO] [stderr]   Downloaded serde_derive v1.0.219
[INFO] [stderr]   Downloaded ciborium v0.2.2
[INFO] [stderr]   Downloaded half v2.7.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded serde v1.0.219
[INFO] [stderr]   Downloaded hegeltest v0.2.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.47
[INFO] [stderr]   Downloaded lexpr v0.2.7
[INFO] [stderr]   Downloaded rand v0.9.2
[INFO] [stderr]   Downloaded memchr v2.7.5
[INFO] [stderr]   Downloaded wasi v0.14.2+wasi-0.2.4
[INFO] [stderr]   Downloaded syn v2.0.104
[INFO] [stderr]   Downloaded proptest v1.11.0
[INFO] [stderr]   Downloaded regex v1.11.1
[INFO] [stderr]   Downloaded zerocopy v0.8.47
[INFO] [stderr]   Downloaded regex-syntax v0.8.5
[INFO] [stderr]   Downloaded rustix v1.1.2
[INFO] [stderr]   Downloaded regex-automata v0.4.9
[INFO] [stderr]   Downloaded libc v0.2.174
[INFO] [stderr]   Downloaded linux-raw-sys v0.11.0
[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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1992c6e121554fb77a7ec3b2c32256198110d40f9672e502e46fd26acf899cf5
[INFO] running `Command { std: "docker" "start" "1992c6e121554fb77a7ec3b2c32256198110d40f9672e502e46fd26acf899cf5", 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" "1992c6e121554fb77a7ec3b2c32256198110d40f9672e502e46fd26acf899cf5" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1992c6e121554fb77a7ec3b2c32256198110d40f9672e502e46fd26acf899cf5", 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" "1992c6e121554fb77a7ec3b2c32256198110d40f9672e502e46fd26acf899cf5" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking etna-rs-utils v0.1.0 (https://github.com/alpaylan/etna-rs-utils?branch=main#50431af0)
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling lexpr-macros v0.2.2
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking lexpr v0.2.7
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling zerocopy-derive v0.8.47
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling hegeltest-macros v0.2.0
[INFO] [stderr]     Checking erased-serde v0.4.6
[INFO] [stderr]     Checking serde-lexpr v0.1.3
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking quickcheck v1.0.3 (https://github.com/alpaylan/quickcheck.git?branch=master#687d7656)
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking proptest v1.11.0
[INFO] [stderr]     Checking hegeltest v0.2.0
[INFO] [stderr]     Checking rbt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `size` is never used
[INFO] [stdout]    --> src/implementation.rs:454:15
[INFO] [stdout]     |
[INFO] [stdout] 454 | pub(crate) fn size(t: Tree) -> usize {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `size` is never used
[INFO] [stdout]    --> src/implementation.rs:454:15
[INFO] [stdout]     |
[INFO] [stdout] 454 | pub(crate) fn size(t: Tree) -> usize {
[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 31.29s
[INFO] running `Command { std: "docker" "inspect" "1992c6e121554fb77a7ec3b2c32256198110d40f9672e502e46fd26acf899cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1992c6e121554fb77a7ec3b2c32256198110d40f9672e502e46fd26acf899cf5", kill_on_drop: false }`
[INFO] [stdout] 1992c6e121554fb77a7ec3b2c32256198110d40f9672e502e46fd26acf899cf5