[INFO] crate math-concept 0.0.1 is already in cache
[INFO] testing math-concept-0.0.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate math-concept 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate math-concept 0.0.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate math-concept 0.0.1
[INFO] finished tweaking crates.io crate math-concept 0.0.1
[INFO] tweaked toml for crates.io crate math-concept 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 0fb578ff6a950dc6187b13f9ac35236c90f546f0e094767f27563ccde50f9310
[INFO] running `"docker" "start" "-a" "0fb578ff6a950dc6187b13f9ac35236c90f546f0e094767f27563ccde50f9310"`
[INFO] [stderr]    Compiling math-concept v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "0fb578ff6a950dc6187b13f9ac35236c90f546f0e094767f27563ccde50f9310"`
[INFO] running `"docker" "rm" "-f" "0fb578ff6a950dc6187b13f9ac35236c90f546f0e094767f27563ccde50f9310"`
[INFO] [stdout] 0fb578ff6a950dc6187b13f9ac35236c90f546f0e094767f27563ccde50f9310
[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] [stdout] 305e49a8ef2d0cb289b1a2865d3433ed059036f9bb165e68581b124be73928f9
[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" "305e49a8ef2d0cb289b1a2865d3433ed059036f9bb165e68581b124be73928f9"`
[INFO] [stderr]    Compiling math-concept v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "305e49a8ef2d0cb289b1a2865d3433ed059036f9bb165e68581b124be73928f9"`
[INFO] running `"docker" "rm" "-f" "305e49a8ef2d0cb289b1a2865d3433ed059036f9bb165e68581b124be73928f9"`
[INFO] [stdout] 305e49a8ef2d0cb289b1a2865d3433ed059036f9bb165e68581b124be73928f9
[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] 005ff6814f30634e0345318c9ed3df2dcf491ded08b24da9eaffac6c4402874f
[INFO] running `"docker" "start" "-a" "005ff6814f30634e0345318c9ed3df2dcf491ded08b24da9eaffac6c4402874f"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/math_concept-29e181fc9356d6be
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test lalg::tests::matrix_tests::matrix_multiplication_is_not_commutative ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::maps_properly ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::mutates_element_at ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::gets_correct_element ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::adds_two_matrices ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::returns_rows ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::returns_cols ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::returns_diagonal_when_matrix_is_square ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::diagonal_panics_when_matrix_is_not_square ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::mult_panics_when_dimensions_dont_match ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::panics_when_out_of_bounds ... ok
[INFO] [stdout] test lalg::tests::matrix_tests::add_panics_when_matrices_differ_in_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests math-concept
[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" "005ff6814f30634e0345318c9ed3df2dcf491ded08b24da9eaffac6c4402874f"`
[INFO] running `"docker" "rm" "-f" "005ff6814f30634e0345318c9ed3df2dcf491ded08b24da9eaffac6c4402874f"`
[INFO] [stdout] 005ff6814f30634e0345318c9ed3df2dcf491ded08b24da9eaffac6c4402874f