[INFO] fetching crate mat2 0.2.1...
[INFO] testing mat2-0.2.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate mat2 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mat2 0.2.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mat2 0.2.1
[INFO] finished tweaking crates.io crate mat2 0.2.1
[INFO] tweaked toml for crates.io crate mat2 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8abb2077982a59334e7d7055f33b062b80ce3be7db151bf071fa538b3697d21
[INFO] running `Command { std: "docker" "start" "-a" "b8abb2077982a59334e7d7055f33b062b80ce3be7db151bf071fa538b3697d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8abb2077982a59334e7d7055f33b062b80ce3be7db151bf071fa538b3697d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8abb2077982a59334e7d7055f33b062b80ce3be7db151bf071fa538b3697d21", kill_on_drop: false }`
[INFO] [stdout] b8abb2077982a59334e7d7055f33b062b80ce3be7db151bf071fa538b3697d21
[INFO] running `Command { std: "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 892d6dee453b3a95a37688631dae48f2bdf5834e0f35c38e17934f89e599e69e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "892d6dee453b3a95a37688631dae48f2bdf5834e0f35c38e17934f89e599e69e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling mat2 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "892d6dee453b3a95a37688631dae48f2bdf5834e0f35c38e17934f89e599e69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "892d6dee453b3a95a37688631dae48f2bdf5834e0f35c38e17934f89e599e69e", kill_on_drop: false }`
[INFO] [stdout] 892d6dee453b3a95a37688631dae48f2bdf5834e0f35c38e17934f89e599e69e
[INFO] running `Command { std: "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c044641761ab750577fb5b0cf7234a4abbbca1c74ea1cf2da60eefc3a6ff043
[INFO] running `Command { std: "docker" "start" "-a" "8c044641761ab750577fb5b0cf7234a4abbbca1c74ea1cf2da60eefc3a6ff043", kill_on_drop: false }`
[INFO] [stderr]    Compiling mat2 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "8c044641761ab750577fb5b0cf7234a4abbbca1c74ea1cf2da60eefc3a6ff043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c044641761ab750577fb5b0cf7234a4abbbca1c74ea1cf2da60eefc3a6ff043", kill_on_drop: false }`
[INFO] [stdout] 8c044641761ab750577fb5b0cf7234a4abbbca1c74ea1cf2da60eefc3a6ff043
[INFO] running `Command { std: "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bcff49a9835645d8ec70a0106a1b2f327b55f9e4890d7fa42a688864e4db6471
[INFO] running `Command { std: "docker" "start" "-a" "bcff49a9835645d8ec70a0106a1b2f327b55f9e4890d7fa42a688864e4db6471", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mat2-bc521e5f54dffcb2
[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] [stderr]    Doc-tests mat2
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/ops.rs - ops::sdiv (line 139) ... ok
[INFO] [stdout] test src/det.rs - det::det (line 4) ... ok
[INFO] [stdout] test src/inv.rs - inv::inv_mut (line 38) ... ok
[INFO] [stdout] test src/ops.rs - ops::mul (line 8) ... ok
[INFO] [stdout] test src/ops.rs - ops::sdiv_mut (line 158) ... ok
[INFO] [stdout] test src/ops.rs - ops::lmul_mut (line 43) ... ok
[INFO] [stdout] test src/ops.rs - ops::smul (line 58) ... ok
[INFO] [stdout] test src/transform.rs - transform::rotate (line 42) ... ok
[INFO] [stdout] test src/ops.rs - ops::rmul_mut (line 27) ... ok
[INFO] [stdout] test src/ops.rs - ops::ldiv_mut (line 124) ... ok
[INFO] [stdout] test src/ops.rs - ops::rdiv_mut (line 108) ... ok
[INFO] [stdout] test src/inv.rs - inv::inv (line 8) ... ok
[INFO] [stdout] test src/ops.rs - ops::div (line 91) ... ok
[INFO] [stdout] test src/ops.rs - ops::smul_mut (line 76) ... ok
[INFO] [stdout] test src/transform.rs - transform::rotation (line 28) ... ok
[INFO] [stdout] test src/transpose.rs - transpose::transpose (line 2) ... ok
[INFO] [stdout] test src/transform.rs - transform::set_rotation (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcff49a9835645d8ec70a0106a1b2f327b55f9e4890d7fa42a688864e4db6471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcff49a9835645d8ec70a0106a1b2f327b55f9e4890d7fa42a688864e4db6471", kill_on_drop: false }`
[INFO] [stdout] bcff49a9835645d8ec70a0106a1b2f327b55f9e4890d7fa42a688864e4db6471