[INFO] crate rusfun 0.3.2 is already in cache
[INFO] testing rusfun-0.3.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate rusfun 0.3.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rusfun 0.3.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rusfun 0.3.2
[INFO] finished tweaking crates.io crate rusfun 0.3.2
[INFO] tweaked toml for crates.io crate rusfun 0.3.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] f93d5797cce05b3f0029106206c4e1cc88fbe148fe2c088c8dc1a5c84286099d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f93d5797cce05b3f0029106206c4e1cc88fbe148fe2c088c8dc1a5c84286099d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling assert_float_eq v1.1.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling statrs v0.11.0
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling gauss-quad v0.1.4
[INFO] [stderr]    Compiling rusfun v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/curve_fit.rs:181:38
[INFO] [stderr]     |
[INFO] [stderr] 181 |             .fold(0. / 0., f64::max);;
[INFO] [stderr]     |                                      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.34s
[INFO] running `"docker" "inspect" "f93d5797cce05b3f0029106206c4e1cc88fbe148fe2c088c8dc1a5c84286099d"`
[INFO] running `"docker" "rm" "-f" "f93d5797cce05b3f0029106206c4e1cc88fbe148fe2c088c8dc1a5c84286099d"`
[INFO] [stdout] f93d5797cce05b3f0029106206c4e1cc88fbe148fe2c088c8dc1a5c84286099d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca3561db5a5408f64580b15de7b6ba590848bb4dbefe7f1b0f283401afc7364a
[INFO] running `"docker" "start" "-a" "ca3561db5a5408f64580b15de7b6ba590848bb4dbefe7f1b0f283401afc7364a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusfun v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/curve_fit.rs:181:38
[INFO] [stderr]     |
[INFO] [stderr] 181 |             .fold(0. / 0., f64::max);;
[INFO] [stderr]     |                                      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/curve_fit.rs:181:38
[INFO] [stderr]     |
[INFO] [stderr] 181 |             .fold(0. / 0., f64::max);;
[INFO] [stderr]     |                                      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `"docker" "inspect" "ca3561db5a5408f64580b15de7b6ba590848bb4dbefe7f1b0f283401afc7364a"`
[INFO] running `"docker" "rm" "-f" "ca3561db5a5408f64580b15de7b6ba590848bb4dbefe7f1b0f283401afc7364a"`
[INFO] [stdout] ca3561db5a5408f64580b15de7b6ba590848bb4dbefe7f1b0f283401afc7364a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 69d4ab330d729273ea9455e7a65ec132b29a29d8fa751cebf467d251956d9dad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "69d4ab330d729273ea9455e7a65ec132b29a29d8fa751cebf467d251956d9dad"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/curve_fit.rs:181:38
[INFO] [stderr]     |
[INFO] [stderr] 181 |             .fold(0. / 0., f64::max);;
[INFO] [stderr]     |                                      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/curve_fit.rs:181:38
[INFO] [stderr]     |
[INFO] [stderr] 181 |             .fold(0. / 0., f64::max);;
[INFO] [stderr]     |                                      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusfun-4bf30b5fcf6f7c60
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test func1d::tests::calculate_parabola ... ok
[INFO] [stdout] test utils::tests::solve_system_of_linear_equations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusfun
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "69d4ab330d729273ea9455e7a65ec132b29a29d8fa751cebf467d251956d9dad"`
[INFO] running `"docker" "rm" "-f" "69d4ab330d729273ea9455e7a65ec132b29a29d8fa751cebf467d251956d9dad"`
[INFO] [stdout] 69d4ab330d729273ea9455e7a65ec132b29a29d8fa751cebf467d251956d9dad