[INFO] fetching crate numopt 0.2.1... [INFO] building numopt-0.2.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate numopt 0.2.1 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate numopt 0.2.1 [INFO] finished tweaking crates.io crate numopt 0.2.1 [INFO] tweaked toml for crates.io crate numopt 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate numopt 0.2.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 45 packages to latest compatible versions [INFO] [stderr] Adding approx v0.3.2 (available: v0.5.1) [INFO] [stderr] Adding ndarray v0.13.1 (available: v0.16.1) [INFO] [stderr] Adding serial_test v0.4.0 (available: v3.2.0) [INFO] [stderr] Adding simple-error v0.2.3 (available: v0.3.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] abbc8e79fc5c050ebb2f4093997dbe88684878f5e06d16cc460b5996e38f70bb [INFO] running `Command { std: "docker" "start" "-a" "abbc8e79fc5c050ebb2f4093997dbe88684878f5e06d16cc460b5996e38f70bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "abbc8e79fc5c050ebb2f4093997dbe88684878f5e06d16cc460b5996e38f70bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abbc8e79fc5c050ebb2f4093997dbe88684878f5e06d16cc460b5996e38f70bb", kill_on_drop: false }` [INFO] [stdout] abbc8e79fc5c050ebb2f4093997dbe88684878f5e06d16cc460b5996e38f70bb [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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0cbdc379eed0c14147e4c0014f4036487a40ffc79a7e833d242093324598d4ed [INFO] running `Command { std: "docker" "start" "-a" "0cbdc379eed0c14147e4c0014f4036487a40ffc79a7e833d242093324598d4ed", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling matrixmultiply v0.2.4 [INFO] [stderr] Compiling simple-error v0.2.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling parking_lot_core v0.7.3 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling serial_test_derive v0.4.0 [INFO] [stderr] Compiling serial_test v0.4.0 [INFO] [stderr] Compiling numopt v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/matrix/coo.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn iter(&self) -> CooMatIter { CooMatIter::new(&self) } [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 92 | pub fn iter(&self) -> CooMatIter<'_, T> { CooMatIter::new(&self) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Node` instead of cloning the inner type [INFO] [stdout] --> src/model/node_diff.rs:38:78 [INFO] [stdout] | [INFO] [stdout] 38 | let varset: HashSet<&Node> = HashSet::from_iter(vars.iter().map(|x| x.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Node` instead of cloning the inner type [INFO] [stdout] --> src/model/node_diff.rs:101:78 [INFO] [stdout] | [INFO] [stdout] 101 | let varset: HashSet<&Node> = HashSet::from_iter(vars.iter().map(|x| x.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.26s [INFO] running `Command { std: "docker" "inspect" "0cbdc379eed0c14147e4c0014f4036487a40ffc79a7e833d242093324598d4ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cbdc379eed0c14147e4c0014f4036487a40ffc79a7e833d242093324598d4ed", kill_on_drop: false }` [INFO] [stdout] 0cbdc379eed0c14147e4c0014f4036487a40ffc79a7e833d242093324598d4ed [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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 704f4f8052b1bdc5886d05232d2a44b4dc67ad3701f8e77b26ae08029891c3bb [INFO] running `Command { std: "docker" "start" "-a" "704f4f8052b1bdc5886d05232d2a44b4dc67ad3701f8e77b26ae08029891c3bb", kill_on_drop: false }` [INFO] [stderr] Compiling numopt v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/matrix/coo.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn iter(&self) -> CooMatIter { CooMatIter::new(&self) } [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 92 | pub fn iter(&self) -> CooMatIter<'_, T> { CooMatIter::new(&self) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Node` instead of cloning the inner type [INFO] [stdout] --> src/model/node_diff.rs:38:78 [INFO] [stdout] | [INFO] [stdout] 38 | let varset: HashSet<&Node> = HashSet::from_iter(vars.iter().map(|x| x.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Node` instead of cloning the inner type [INFO] [stdout] --> src/model/node_diff.rs:101:78 [INFO] [stdout] | [INFO] [stdout] 101 | let varset: HashSet<&Node> = HashSet::from_iter(vars.iter().map(|x| x.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/matrix/coo.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn iter(&self) -> CooMatIter { CooMatIter::new(&self) } [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 92 | pub fn iter(&self) -> CooMatIter<'_, T> { CooMatIter::new(&self) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Node` instead of cloning the inner type [INFO] [stdout] --> src/model/node_diff.rs:38:78 [INFO] [stdout] | [INFO] [stdout] 38 | let varset: HashSet<&Node> = HashSet::from_iter(vars.iter().map(|x| x.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Node` instead of cloning the inner type [INFO] [stdout] --> src/model/node_diff.rs:101:78 [INFO] [stdout] | [INFO] [stdout] 101 | let varset: HashSet<&Node> = HashSet::from_iter(vars.iter().map(|x| x.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.56s [INFO] running `Command { std: "docker" "inspect" "704f4f8052b1bdc5886d05232d2a44b4dc67ad3701f8e77b26ae08029891c3bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "704f4f8052b1bdc5886d05232d2a44b4dc67ad3701f8e77b26ae08029891c3bb", kill_on_drop: false }` [INFO] [stdout] 704f4f8052b1bdc5886d05232d2a44b4dc67ad3701f8e77b26ae08029891c3bb