[INFO] fetching crate poetic 0.3.1...
[INFO] building poetic-0.3.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate poetic 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate poetic 0.3.1
[INFO] finished tweaking crates.io crate poetic 0.3.1
[INFO] tweaked toml for crates.io crate poetic 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate poetic 0.3.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding getrandom v0.2.16 (available: v0.3.3)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cde68fee07473c168b44c133037a09f59bb82773dfcd74587ca2f887db6625a9
[INFO] running `Command { std: "docker" "start" "-a" "cde68fee07473c168b44c133037a09f59bb82773dfcd74587ca2f887db6625a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cde68fee07473c168b44c133037a09f59bb82773dfcd74587ca2f887db6625a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cde68fee07473c168b44c133037a09f59bb82773dfcd74587ca2f887db6625a9", kill_on_drop: false }`
[INFO] [stdout] cde68fee07473c168b44c133037a09f59bb82773dfcd74587ca2f887db6625a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e122f21df7ec6d0de4ba77f049fd78bbea76e4f02419191861b635a1bba3f8a2
[INFO] running `Command { std: "docker" "start" "-a" "e122f21df7ec6d0de4ba77f049fd78bbea76e4f02419191861b635a1bba3f8a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling split-digits v0.2.2
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling poetic v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `JnzRemover` is never constructed
[INFO] [stdout]  --> src/optimizer/jnz_remover.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct JnzRemover;
[INFO] [stdout]   |                   ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `no_memory_altering_instructions` is never used
[INFO] [stdout]   --> src/optimizer/jnz_remover.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl JnzRemover {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 10 |     fn no_memory_altering_instructions(&self, instructions: &[Instruction]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "e122f21df7ec6d0de4ba77f049fd78bbea76e4f02419191861b635a1bba3f8a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e122f21df7ec6d0de4ba77f049fd78bbea76e4f02419191861b635a1bba3f8a2", kill_on_drop: false }`
[INFO] [stdout] e122f21df7ec6d0de4ba77f049fd78bbea76e4f02419191861b635a1bba3f8a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c9016fec9ccc6e0f475954c7f4fd55bc94e2ce55b9e7b3c0971cfec1fee56b5
[INFO] running `Command { std: "docker" "start" "-a" "7c9016fec9ccc6e0f475954c7f4fd55bc94e2ce55b9e7b3c0971cfec1fee56b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling poetic v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `JnzRemover` is never constructed
[INFO] [stdout]  --> src/optimizer/jnz_remover.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct JnzRemover;
[INFO] [stdout]   |                   ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `no_memory_altering_instructions` is never used
[INFO] [stdout]   --> src/optimizer/jnz_remover.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl JnzRemover {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 10 |     fn no_memory_altering_instructions(&self, instructions: &[Instruction]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.16s
[INFO] running `Command { std: "docker" "inspect" "7c9016fec9ccc6e0f475954c7f4fd55bc94e2ce55b9e7b3c0971cfec1fee56b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9016fec9ccc6e0f475954c7f4fd55bc94e2ce55b9e7b3c0971cfec1fee56b5", kill_on_drop: false }`
[INFO] [stdout] 7c9016fec9ccc6e0f475954c7f4fd55bc94e2ce55b9e7b3c0971cfec1fee56b5