[INFO] fetching crate zeuhl_sem 0.2.6...
[INFO] testing zeuhl_sem-0.2.6 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate zeuhl_sem 0.2.6 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate zeuhl_sem 0.2.6
[INFO] finished tweaking crates.io crate zeuhl_sem 0.2.6
[INFO] tweaked toml for crates.io crate zeuhl_sem 0.2.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zeuhl_sem 0.2.6 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zeuhl_sem 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zeuhl_fraction v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 218609d8b3c478599ea084356d20cbaea678e88e6f901c17a118db517018b7b5
[INFO] running `Command { std: "docker" "start" "-a" "218609d8b3c478599ea084356d20cbaea678e88e6f901c17a118db517018b7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "218609d8b3c478599ea084356d20cbaea678e88e6f901c17a118db517018b7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218609d8b3c478599ea084356d20cbaea678e88e6f901c17a118db517018b7b5", kill_on_drop: false }`
[INFO] [stdout] 218609d8b3c478599ea084356d20cbaea678e88e6f901c17a118db517018b7b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 027c45b9005c4db399f43cc8c9e17ffc862da1c350cae435a452b63e3e234e9c
[INFO] running `Command { std: "docker" "start" "-a" "027c45b9005c4db399f43cc8c9e17ffc862da1c350cae435a452b63e3e234e9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling zeuhl_fraction v0.1.3
[INFO] [stderr]    Compiling zeuhl_sem v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "027c45b9005c4db399f43cc8c9e17ffc862da1c350cae435a452b63e3e234e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "027c45b9005c4db399f43cc8c9e17ffc862da1c350cae435a452b63e3e234e9c", kill_on_drop: false }`
[INFO] [stdout] 027c45b9005c4db399f43cc8c9e17ffc862da1c350cae435a452b63e3e234e9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3307decb1337536f80ad9713ac1e9f00ad1fe343b92b4c85481fa948075b445
[INFO] running `Command { std: "docker" "start" "-a" "a3307decb1337536f80ad9713ac1e9f00ad1fe343b92b4c85481fa948075b445", kill_on_drop: false }`
[INFO] [stderr]    Compiling zeuhl_sem v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "a3307decb1337536f80ad9713ac1e9f00ad1fe343b92b4c85481fa948075b445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3307decb1337536f80ad9713ac1e9f00ad1fe343b92b4c85481fa948075b445", kill_on_drop: false }`
[INFO] [stdout] a3307decb1337536f80ad9713ac1e9f00ad1fe343b92b4c85481fa948075b445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 874ab6e82cbf20469aca672b77ac161b4889bfe88be6ceeefd069cbe1f6a11ef
[INFO] running `Command { std: "docker" "start" "-a" "874ab6e82cbf20469aca672b77ac161b4889bfe88be6ceeefd069cbe1f6a11ef", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zeuhl_sem-48f2667474c7326b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::gauss_two ... ok
[INFO] [stdout] test tests::jakobi_three ... ok
[INFO] [stdout] test tests::gauss_three ... ok
[INFO] [stdout] test tests::gauss_four ... ok
[INFO] [stdout] test tests::jakobi_four ... ok
[INFO] [stderr]    Doc-tests zeuhl_sem
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - SEM::direct_transformation (line 185) ... ok
[INFO] [stdout] test src/lib.rs - SEM::jacobi_iterative (line 351) ... ok
[INFO] [stdout] test src/lib.rs - SEM::gauss_seidel (line 393) ... ok
[INFO] [stdout] test src/lib.rs - SEM::calculate_unknown_num (line 18) ... ok
[INFO] [stdout] test src/lib.rs - SEM::forward_elimination (line 219) ... ok
[INFO] [stdout] test src/lib.rs - SEM::gaussian_elimination (line 138) ... ok
[INFO] [stdout] test src/lib.rs - SEM::new_from_frac (line 58) ... ok
[INFO] [stdout] test src/lib.rs - SEM::backward_substitution (line 262) ... ok
[INFO] [stdout] test src/lib.rs - SEM::new_from_deno1 (line 113) ... ok
[INFO] [stdout] test src/lib.rs - SEM::new_from_tuple (line 88) ... ok
[INFO] [stdout] test src/lib.rs - SEM::sor (line 446) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.63s; merged doctests compilation took 0.59s
[INFO] running `Command { std: "docker" "inspect" "874ab6e82cbf20469aca672b77ac161b4889bfe88be6ceeefd069cbe1f6a11ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874ab6e82cbf20469aca672b77ac161b4889bfe88be6ceeefd069cbe1f6a11ef", kill_on_drop: false }`
[INFO] [stdout] 874ab6e82cbf20469aca672b77ac161b4889bfe88be6ceeefd069cbe1f6a11ef