[INFO] fetching crate lin_algebra 0.2.0...
[INFO] testing lin_algebra-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate lin_algebra 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lin_algebra 0.2.0
[INFO] finished tweaking crates.io crate lin_algebra 0.2.0
[INFO] tweaked toml for crates.io crate lin_algebra 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lin_algebra 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14bb1d8af69f5ab914916bd27d9d8cd8347eeeac876457f6cd1d793ac5765131
[INFO] running `Command { std: "docker" "start" "-a" "14bb1d8af69f5ab914916bd27d9d8cd8347eeeac876457f6cd1d793ac5765131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14bb1d8af69f5ab914916bd27d9d8cd8347eeeac876457f6cd1d793ac5765131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14bb1d8af69f5ab914916bd27d9d8cd8347eeeac876457f6cd1d793ac5765131", kill_on_drop: false }`
[INFO] [stdout] 14bb1d8af69f5ab914916bd27d9d8cd8347eeeac876457f6cd1d793ac5765131
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2081c6a5c79741af73b4826e1f348487ee77e6a0a648009346ed283d5816ff69
[INFO] running `Command { std: "docker" "start" "-a" "2081c6a5c79741af73b4826e1f348487ee77e6a0a648009346ed283d5816ff69", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lin_algebra v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "2081c6a5c79741af73b4826e1f348487ee77e6a0a648009346ed283d5816ff69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2081c6a5c79741af73b4826e1f348487ee77e6a0a648009346ed283d5816ff69", kill_on_drop: false }`
[INFO] [stdout] 2081c6a5c79741af73b4826e1f348487ee77e6a0a648009346ed283d5816ff69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 794df322d440d0a9c8c68e2ec923df01ea5b7cda9977fd2245da7358325c1d3a
[INFO] running `Command { std: "docker" "start" "-a" "794df322d440d0a9c8c68e2ec923df01ea5b7cda9977fd2245da7358325c1d3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lin_algebra v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "794df322d440d0a9c8c68e2ec923df01ea5b7cda9977fd2245da7358325c1d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794df322d440d0a9c8c68e2ec923df01ea5b7cda9977fd2245da7358325c1d3a", kill_on_drop: false }`
[INFO] [stdout] 794df322d440d0a9c8c68e2ec923df01ea5b7cda9977fd2245da7358325c1d3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 053b1ddee92331f45617c2d757023cbb0ea147a0ca3e5b03ac883abf1ac285d6
[INFO] running `Command { std: "docker" "start" "-a" "053b1ddee92331f45617c2d757023cbb0ea147a0ca3e5b03ac883abf1ac285d6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lin_algebra-81fd819f377edc79)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::echelon_form_matrix ... ok
[INFO] [stdout] test tests::echelon_form_ops ... ok
[INFO] [stdout] test tests::get_pivot ... ok
[INFO] [stdout] test tests::image ... ok
[INFO] [stdout] test tests::instantiate_matrix ... ok
[INFO] [stdout] test tests::is_reduced_echelon ... ok
[INFO] [stdout] test tests::is_reduced_echelon_zero_row ... ok
[INFO] [stdout] test tests::kernel ... ok
[INFO] [stdout] test tests::ncols_nrows ... ok
[INFO] [stdout] test tests::rank ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lin_algebra
[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" "053b1ddee92331f45617c2d757023cbb0ea147a0ca3e5b03ac883abf1ac285d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053b1ddee92331f45617c2d757023cbb0ea147a0ca3e5b03ac883abf1ac285d6", kill_on_drop: false }`
[INFO] [stdout] 053b1ddee92331f45617c2d757023cbb0ea147a0ca3e5b03ac883abf1ac285d6