[INFO] crate fitting 0.2.1 is already in cache
[INFO] testing fitting-0.2.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate fitting 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fitting 0.2.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fitting 0.2.1
[INFO] finished tweaking crates.io crate fitting 0.2.1
[INFO] tweaked toml for crates.io crate fitting 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate fitting 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d49b91d69f0cf6dab163f5fe1da9ee139dfa5ef5325b31f232e4e68d4fe5991
[INFO] running `"docker" "start" "-a" "6d49b91d69f0cf6dab163f5fe1da9ee139dfa5ef5325b31f232e4e68d4fe5991"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling itertools v0.8.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling fitting v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.67s
[INFO] running `"docker" "inspect" "6d49b91d69f0cf6dab163f5fe1da9ee139dfa5ef5325b31f232e4e68d4fe5991"`
[INFO] running `"docker" "rm" "-f" "6d49b91d69f0cf6dab163f5fe1da9ee139dfa5ef5325b31f232e4e68d4fe5991"`
[INFO] [stdout] 6d49b91d69f0cf6dab163f5fe1da9ee139dfa5ef5325b31f232e4e68d4fe5991
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 740a9dea6b2cbb3d561843a65bbf11b1f7532cbcc606adc8eba80308e2e13e25
[INFO] running `"docker" "start" "-a" "740a9dea6b2cbb3d561843a65bbf11b1f7532cbcc606adc8eba80308e2e13e25"`
[INFO] [stderr]    Compiling fitting v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `"docker" "inspect" "740a9dea6b2cbb3d561843a65bbf11b1f7532cbcc606adc8eba80308e2e13e25"`
[INFO] running `"docker" "rm" "-f" "740a9dea6b2cbb3d561843a65bbf11b1f7532cbcc606adc8eba80308e2e13e25"`
[INFO] [stdout] 740a9dea6b2cbb3d561843a65bbf11b1f7532cbcc606adc8eba80308e2e13e25
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d38bddcacec0ddc3d7867c73e3c3234a79c5b172b48dc0ecc48d6916df3113f
[INFO] running `"docker" "start" "-a" "0d38bddcacec0ddc3d7867c73e3c3234a79c5b172b48dc0ecc48d6916df3113f"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fitting-435d5e209a64908f
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test gaussian::tests::gaussian_fit_guos ... ok
[INFO] [stdout] test gaussian::tests::gaussian_vals ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_3x3 ... ok
[INFO] [stdout] test gaussian::tests::gaussian_val ... ok
[INFO] [stdout] test gaussian::tests::gaussian_fit_caruanas ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_2x2 ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_has_one_solution_2 ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_has_one_solution ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_has_inf_solutions_2 ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_has_inf_solutions ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_has_no_solutions_2 ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_pivoting ... ok
[INFO] [stdout] test linalg::tests::linalg_solve_has_no_solutions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fitting-2e6b17b992302500
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] test it_does_not_works ... 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 fitting
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/gaussian.rs - gaussian::val (line 41) ... ok
[INFO] [stdout] test src/gaussian.rs - gaussian::val (line 54) ... ok
[INFO] [stdout] test src/linalg.rs - linalg::solve (line 11) ... ok
[INFO] [stdout] test src/gaussian.rs - gaussian::fit (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0d38bddcacec0ddc3d7867c73e3c3234a79c5b172b48dc0ecc48d6916df3113f"`
[INFO] running `"docker" "rm" "-f" "0d38bddcacec0ddc3d7867c73e3c3234a79c5b172b48dc0ecc48d6916df3113f"`
[INFO] [stdout] 0d38bddcacec0ddc3d7867c73e3c3234a79c5b172b48dc0ecc48d6916df3113f