[INFO] fetching crate klu-rs 0.4.0...
[INFO] testing klu-rs-0.4.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate klu-rs 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate klu-rs 0.4.0
[INFO] finished tweaking crates.io crate klu-rs 0.4.0
[INFO] tweaked toml for crates.io crate klu-rs 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate klu-rs 0.4.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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 74 packages to latest compatible versions
[INFO] [stderr]       Adding float-cmp v0.9.0 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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 float-cmp v0.9.0
[INFO] [stderr]   Downloaded klu_sys v0.2.0
[INFO] [stderr]   Downloaded proptest v1.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8ba274a1d80b7c035cbbe4ddb73b90c68d2d524116bb3fc4bc33198f8e55e8c
[INFO] running `Command { std: "docker" "start" "-a" "d8ba274a1d80b7c035cbbe4ddb73b90c68d2d524116bb3fc4bc33198f8e55e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8ba274a1d80b7c035cbbe4ddb73b90c68d2d524116bb3fc4bc33198f8e55e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ba274a1d80b7c035cbbe4ddb73b90c68d2d524116bb3fc4bc33198f8e55e8c", kill_on_drop: false }`
[INFO] [stdout] d8ba274a1d80b7c035cbbe4ddb73b90c68d2d524116bb3fc4bc33198f8e55e8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2b8176bce82c8f1945248102c2a004f367e871eb8a81e93c3b6c477a347fe1e
[INFO] running `Command { std: "docker" "start" "-a" "d2b8176bce82c8f1945248102c2a004f367e871eb8a81e93c3b6c477a347fe1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling klu_sys v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling klu-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/lib.rs:305:17
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 Box::from_raw(data.as_ptr());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 let _ = Box::from_raw(data.as_ptr());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.36s
[INFO] running `Command { std: "docker" "inspect" "d2b8176bce82c8f1945248102c2a004f367e871eb8a81e93c3b6c477a347fe1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b8176bce82c8f1945248102c2a004f367e871eb8a81e93c3b6c477a347fe1e", kill_on_drop: false }`
[INFO] [stdout] d2b8176bce82c8f1945248102c2a004f367e871eb8a81e93c3b6c477a347fe1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd1fb124136ea32095cc8017c8aa15ded324f7d894ea09191a0bab2bc804ab14
[INFO] running `Command { std: "docker" "start" "-a" "bd1fb124136ea32095cc8017c8aa15ded324f7d894ea09191a0bab2bc804ab14", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/lib.rs:305:17
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 Box::from_raw(data.as_ptr());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 let _ = Box::from_raw(data.as_ptr());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling proptest v1.11.0
[INFO] [stderr]    Compiling klu-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/lib.rs:305:17
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 Box::from_raw(data.as_ptr());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 let _ = Box::from_raw(data.as_ptr());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.34s
[INFO] running `Command { std: "docker" "inspect" "bd1fb124136ea32095cc8017c8aa15ded324f7d894ea09191a0bab2bc804ab14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1fb124136ea32095cc8017c8aa15ded324f7d894ea09191a0bab2bc804ab14", kill_on_drop: false }`
[INFO] [stdout] bd1fb124136ea32095cc8017c8aa15ded324f7d894ea09191a0bab2bc804ab14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b3a67a73b02864ce8b689cc6f737b3b5003a6a9d7e3540e1c89badccd96b9bf
[INFO] running `Command { std: "docker" "start" "-a" "2b3a67a73b02864ce8b689cc6f737b3b5003a6a9d7e3540e1c89badccd96b9bf", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/lib.rs:305:17
[INFO] [stderr]     |
[INFO] [stderr] 305 |                 Box::from_raw(data.as_ptr());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 305 |                 let _ = Box::from_raw(data.as_ptr());
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `klu-rs` (lib) generated 1 warning
[INFO] [stderr] warning: `klu-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/klu_rs-550a1f5a8b36824c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::smoke_test ... ok
[INFO] [stdout] test test::solve_real_linear_system ... ok
[INFO] [stdout] test test::solve_complex_linear_system ... ok
[INFO] [stderr]    Doc-tests klu_rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 23.30s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b3a67a73b02864ce8b689cc6f737b3b5003a6a9d7e3540e1c89badccd96b9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3a67a73b02864ce8b689cc6f737b3b5003a6a9d7e3540e1c89badccd96b9bf", kill_on_drop: false }`
[INFO] [stdout] 2b3a67a73b02864ce8b689cc6f737b3b5003a6a9d7e3540e1c89badccd96b9bf
