[INFO] fetching crate rooc 0.1.20...
[INFO] building rooc-0.1.20 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rooc 0.1.20 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rooc 0.1.20
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rooc 0.1.20
[INFO] tweaked toml for crates.io crate rooc 0.1.20 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rooc 0.1.20 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] crate crates.io crate rooc 0.1.20 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dd68ef28c6254f2a895fe6ac3c1b4c4fc385b15d8c11260b60ced185e3fe1631
[INFO] running `Command { std: "docker" "start" "-a" "dd68ef28c6254f2a895fe6ac3c1b4c4fc385b15d8c11260b60ced185e3fe1631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd68ef28c6254f2a895fe6ac3c1b4c4fc385b15d8c11260b60ced185e3fe1631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd68ef28c6254f2a895fe6ac3c1b4c4fc385b15d8c11260b60ced185e3fe1631", kill_on_drop: false }`
[INFO] [stdout] dd68ef28c6254f2a895fe6ac3c1b4c4fc385b15d8c11260b60ced185e3fe1631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9e324cd427c099b676a489c16ed56b12da96847cb11dba43bb54dbe8df158f64
[INFO] running `Command { std: "docker" "start" "-a" "9e324cd427c099b676a489c16ed56b12da96847cb11dba43bb54dbe8df158f64", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling clarabel v0.10.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling either v1.14.0
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling dyn-clone v1.0.18
[INFO] [stderr]    Compiling utf8_slice v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling amd v0.2.2
[INFO] [stderr]    Compiling copper v0.1.0
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling sprs v0.11.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling microlp v0.2.11
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling pest v2.7.15
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.11.2
[INFO] [stderr]    Compiling pest_meta v2.7.15
[INFO] [stderr]    Compiling derive_builder_macro v0.11.2
[INFO] [stderr]    Compiling pest_generator v2.7.15
[INFO] [stderr]    Compiling derive_builder v0.11.2
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling pest_derive v2.7.15
[INFO] [stderr]    Compiling good_lp v1.13.0
[INFO] [stderr]    Compiling rooc v0.1.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]   --> src/utils.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let indices = text.char_indices();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DualPipe` is never constructed
[INFO] [stdout]    --> src/pipe/pipe_executors.rs:244:8
[INFO] [stdout]     |
[INFO] [stdout] 244 | struct DualPipe {}
[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 function `new` is never used
[INFO] [stdout]    --> src/pipe/pipe_executors.rs:252:12
[INFO] [stdout]     |
[INFO] [stdout] 251 | impl DualPipe {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 252 |     pub fn new() -> DualPipe {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `JsPipableData` is never used
[INFO] [stdout]   --> src/pipe/pipe_wasm_runner.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 | enum JsPipableData {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pipe/pipe_definitions.rs:257:14
[INFO] [stdout]     |
[INFO] [stdout] 257 |         fns: &IndexMap<String, Box<dyn RoocFunction>>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 258 |     ) -> PipeContext {
[INFO] [stdout]     |          ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> PipeContext<'_> {
[INFO] [stdout]     |                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.97s
[INFO] running `Command { std: "docker" "inspect" "9e324cd427c099b676a489c16ed56b12da96847cb11dba43bb54dbe8df158f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e324cd427c099b676a489c16ed56b12da96847cb11dba43bb54dbe8df158f64", kill_on_drop: false }`
[INFO] [stdout] 9e324cd427c099b676a489c16ed56b12da96847cb11dba43bb54dbe8df158f64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ed391510c406f6b19fd35716a95097d2e587bbed2a11418f85a9aa5d6dfe8dc2
[INFO] running `Command { std: "docker" "start" "-a" "ed391510c406f6b19fd35716a95097d2e587bbed2a11418f85a9aa5d6dfe8dc2", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]   --> src/utils.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let indices = text.char_indices();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DualPipe` is never constructed
[INFO] [stdout]    --> src/pipe/pipe_executors.rs:244:8
[INFO] [stdout]     |
[INFO] [stdout] 244 | struct DualPipe {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rooc v0.1.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/pipe/pipe_executors.rs:252:12
[INFO] [stdout]     |
[INFO] [stdout] 251 | impl DualPipe {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 252 |     pub fn new() -> DualPipe {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `JsPipableData` is never used
[INFO] [stdout]   --> src/pipe/pipe_wasm_runner.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 | enum JsPipableData {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pipe/pipe_definitions.rs:257:14
[INFO] [stdout]     |
[INFO] [stdout] 257 |         fns: &IndexMap<String, Box<dyn RoocFunction>>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 258 |     ) -> PipeContext {
[INFO] [stdout]     |          ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> PipeContext<'_> {
[INFO] [stdout]     |                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_with_data` is never used
[INFO] [stdout]   --> examples/simple_knapsack.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn main_with_data() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]   --> src/utils.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let indices = text.char_indices();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pipe/pipe_definitions.rs:257:14
[INFO] [stdout]     |
[INFO] [stdout] 257 |         fns: &IndexMap<String, Box<dyn RoocFunction>>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 258 |     ) -> PipeContext {
[INFO] [stdout]     |          ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> PipeContext<'_> {
[INFO] [stdout]     |                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DualPipe` is never constructed
[INFO] [stdout]    --> src/pipe/pipe_executors.rs:244:8
[INFO] [stdout]     |
[INFO] [stdout] 244 | struct DualPipe {}
[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 function `new` is never used
[INFO] [stdout]    --> src/pipe/pipe_executors.rs:252:12
[INFO] [stdout]     |
[INFO] [stdout] 251 | impl DualPipe {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 252 |     pub fn new() -> DualPipe {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `JsPipableData` is never used
[INFO] [stdout]   --> src/pipe/pipe_wasm_runner.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 | enum JsPipableData {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "ed391510c406f6b19fd35716a95097d2e587bbed2a11418f85a9aa5d6dfe8dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed391510c406f6b19fd35716a95097d2e587bbed2a11418f85a9aa5d6dfe8dc2", kill_on_drop: false }`
[INFO] [stdout] ed391510c406f6b19fd35716a95097d2e587bbed2a11418f85a9aa5d6dfe8dc2