[INFO] fetching crate polynomial_tools 0.2.2...
[INFO] testing polynomial_tools-0.2.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate polynomial_tools 0.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate polynomial_tools 0.2.2
[INFO] finished tweaking crates.io crate polynomial_tools 0.2.2
[INFO] tweaked toml for crates.io crate polynomial_tools 0.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polynomial_tools 0.2.2 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] 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9aea7001b793988547441469cc6306024e3c9a46d47168e5b65d126ba381b956
[INFO] running `Command { std: "docker" "start" "-a" "9aea7001b793988547441469cc6306024e3c9a46d47168e5b65d126ba381b956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9aea7001b793988547441469cc6306024e3c9a46d47168e5b65d126ba381b956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aea7001b793988547441469cc6306024e3c9a46d47168e5b65d126ba381b956", kill_on_drop: false }`
[INFO] [stdout] 9aea7001b793988547441469cc6306024e3c9a46d47168e5b65d126ba381b956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 077773b11fe5f6cf71202d31d19d561c1de47f59069836b483ed68335aa6ded3
[INFO] running `Command { std: "docker" "start" "-a" "077773b11fe5f6cf71202d31d19d561c1de47f59069836b483ed68335aa6ded3", kill_on_drop: false }`
[INFO] [stderr]    Compiling polynomial_tools v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "077773b11fe5f6cf71202d31d19d561c1de47f59069836b483ed68335aa6ded3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "077773b11fe5f6cf71202d31d19d561c1de47f59069836b483ed68335aa6ded3", kill_on_drop: false }`
[INFO] [stdout] 077773b11fe5f6cf71202d31d19d561c1de47f59069836b483ed68335aa6ded3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 28f531f28814a79a11891b34291217d9869c0a5f900770aa15cbed4e39069c79
[INFO] running `Command { std: "docker" "start" "-a" "28f531f28814a79a11891b34291217d9869c0a5f900770aa15cbed4e39069c79", kill_on_drop: false }`
[INFO] [stderr]    Compiling polynomial_tools v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "28f531f28814a79a11891b34291217d9869c0a5f900770aa15cbed4e39069c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f531f28814a79a11891b34291217d9869c0a5f900770aa15cbed4e39069c79", kill_on_drop: false }`
[INFO] [stdout] 28f531f28814a79a11891b34291217d9869c0a5f900770aa15cbed4e39069c79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6680d6d58fab1ea385f19ff7a4cbf9cea61bbe6bb58f322361237c04f5c8bdb7
[INFO] running `Command { std: "docker" "start" "-a" "6680d6d58fab1ea385f19ff7a4cbf9cea61bbe6bb58f322361237c04f5c8bdb7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polynomial_tools-74a439bbce5eb655)
[INFO] [stdout] running 66 tests
[INFO] [stdout] test tests::cubic::add_f64 ... ok
[INFO] [stdout] test tests::cubic::add_cub ... ok
[INFO] [stdout] test tests::cubic::add_lin ... ok
[INFO] [stdout] test tests::cubic::add_qad ... ok
[INFO] [stdout] test tests::cubic::eval ... ok
[INFO] [stdout] test tests::cubic::sub_f64 ... ok
[INFO] [stdout] test tests::cubic::mul_lin ... ok
[INFO] [stdout] test tests::cubic::mul_f64 ... ok
[INFO] [stdout] test tests::cubic::sub_lin ... ok
[INFO] [stdout] test tests::cubic::sub_cub ... ok
[INFO] [stdout] test tests::cubic::sub_qad ... ok
[INFO] [stdout] test tests::cubic::degree ... ok
[INFO] [stdout] test tests::f64::derive ... ok
[INFO] [stdout] test tests::f64::eval ... ok
[INFO] [stdout] test tests::f64::is_zero ... ok
[INFO] [stdout] test tests::cubic::derive ... ok
[INFO] [stdout] test tests::linear::add_f64 ... ok
[INFO] [stdout] test tests::cubic::to_string ... ok
[INFO] [stdout] test tests::linear::add_lin ... ok
[INFO] [stdout] test tests::gp::add_ref ... ok
[INFO] [stdout] test tests::cubic::is_zero ... ok
[INFO] [stdout] test tests::f64::degree ... ok
[INFO] [stdout] test tests::gp::add ... ok
[INFO] [stdout] test tests::linear::mul_lin ... ok
[INFO] [stdout] test tests::linear::is_zero ... ok
[INFO] [stdout] test tests::gp::sub ... ok
[INFO] [stdout] test tests::gp::sub_ref ... ok
[INFO] [stdout] test tests::linear::eval ... ok
[INFO] [stdout] test tests::linear::derive ... ok
[INFO] [stdout] test tests::linear::mul_f64 ... ok
[INFO] [stdout] test tests::linear::sub_f64 ... ok
[INFO] [stdout] test tests::linear::degree ... ok
[INFO] [stdout] test tests::linear::root ... ok
[INFO] [stdout] test tests::linear::to_string ... ok
[INFO] [stdout] test tests::quadratic::add_f64 ... ok
[INFO] [stdout] test tests::quadratic::add_lin ... ok
[INFO] [stdout] test tests::quadratic::mul_f64 ... ok
[INFO] [stdout] test tests::quadratic::mul_lin ... ok
[INFO] [stdout] test tests::quadratic::mul_qad ... ok
[INFO] [stdout] test tests::quadratic::roots ... ok
[INFO] [stdout] test tests::quartic::add_f64 ... ok
[INFO] [stdout] test tests::quartic::add_qad ... ok
[INFO] [stdout] test tests::quadratic::sub_f64 ... ok
[INFO] [stdout] test tests::quadratic::degree ... ok
[INFO] [stdout] test tests::quadratic::sub_lin ... ok
[INFO] [stdout] test tests::quadratic::sub_qad ... ok
[INFO] [stdout] test tests::quadratic::add_qad ... ok
[INFO] [stdout] test tests::quadratic::to_string ... ok
[INFO] [stdout] test tests::linear::sub_lin ... ok
[INFO] [stdout] test tests::quadratic::is_zero ... ok
[INFO] [stdout] test tests::quartic::add_cub ... ok
[INFO] [stdout] test tests::quartic::degree ... ok
[INFO] [stdout] test tests::quartic::add_lin ... ok
[INFO] [stdout] test tests::quadratic::derive ... ok
[INFO] [stdout] test tests::quadratic::eval ... ok
[INFO] [stdout] test tests::quartic::derive ... ok
[INFO] [stdout] test tests::quartic::eval ... ok
[INFO] [stdout] test tests::quartic::is_zero ... ok
[INFO] [stdout] test tests::quartic::sub_qad ... ok
[INFO] [stdout] test tests::quartic::sub_f64 ... ok
[INFO] [stdout] test tests::quartic::sub_qrt ... ok
[INFO] [stdout] test tests::quartic::sub_cub ... ok
[INFO] [stdout] test tests::quartic::sub_lin ... ok
[INFO] [stdout] test tests::quartic::to_string ... ok
[INFO] [stdout] test tests::quartic::mul_f64 ... ok
[INFO] [stdout] test tests::quartic::add_qrt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 66 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polynomial_tools
[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" "6680d6d58fab1ea385f19ff7a4cbf9cea61bbe6bb58f322361237c04f5c8bdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6680d6d58fab1ea385f19ff7a4cbf9cea61bbe6bb58f322361237c04f5c8bdb7", kill_on_drop: false }`
[INFO] [stdout] 6680d6d58fab1ea385f19ff7a4cbf9cea61bbe6bb58f322361237c04f5c8bdb7