[INFO] fetching crate polynomial_tools 0.2.2...
[INFO] testing polynomial_tools-0.2.2 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate polynomial_tools 0.2.2 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polynomial_tools 0.2.2 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cc6c4e7d52bddb535539b4ecc8c47dee2029d24f5dc58182dd2b811a1db74de
[INFO] running `Command { std: "docker" "start" "-a" "5cc6c4e7d52bddb535539b4ecc8c47dee2029d24f5dc58182dd2b811a1db74de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cc6c4e7d52bddb535539b4ecc8c47dee2029d24f5dc58182dd2b811a1db74de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc6c4e7d52bddb535539b4ecc8c47dee2029d24f5dc58182dd2b811a1db74de", kill_on_drop: false }`
[INFO] [stdout] 5cc6c4e7d52bddb535539b4ecc8c47dee2029d24f5dc58182dd2b811a1db74de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d029c48a3608deee4a41aeaecd3783150e03e326b3460ba00abca5381acbe710
[INFO] running `Command { std: "docker" "start" "-a" "d029c48a3608deee4a41aeaecd3783150e03e326b3460ba00abca5381acbe710", 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 0.38s
[INFO] running `Command { std: "docker" "inspect" "d029c48a3608deee4a41aeaecd3783150e03e326b3460ba00abca5381acbe710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d029c48a3608deee4a41aeaecd3783150e03e326b3460ba00abca5381acbe710", kill_on_drop: false }`
[INFO] [stdout] d029c48a3608deee4a41aeaecd3783150e03e326b3460ba00abca5381acbe710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2419d79683507a2d3c5872022d9931b85d266dfe4983dc0169d782a848ea5a5e
[INFO] running `Command { std: "docker" "start" "-a" "2419d79683507a2d3c5872022d9931b85d266dfe4983dc0169d782a848ea5a5e", 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 0.58s
[INFO] running `Command { std: "docker" "inspect" "2419d79683507a2d3c5872022d9931b85d266dfe4983dc0169d782a848ea5a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2419d79683507a2d3c5872022d9931b85d266dfe4983dc0169d782a848ea5a5e", kill_on_drop: false }`
[INFO] [stdout] 2419d79683507a2d3c5872022d9931b85d266dfe4983dc0169d782a848ea5a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 208ff62f94c2a0923ee4c8031aa31371af2b5ecf954fe7a6a363919b6ad8c8f4
[INFO] running `Command { std: "docker" "start" "-a" "208ff62f94c2a0923ee4c8031aa31371af2b5ecf954fe7a6a363919b6ad8c8f4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polynomial_tools-74a439bbce5eb655)
[INFO] [stdout] 
[INFO] [stdout] running 66 tests
[INFO] [stdout] test tests::cubic::add_f64 ... ok
[INFO] [stderr]    Doc-tests polynomial_tools
[INFO] [stdout] test tests::cubic::add_lin ... ok
[INFO] [stdout] test tests::cubic::add_cub ... ok
[INFO] [stdout] test tests::cubic::add_qad ... ok
[INFO] [stdout] test tests::cubic::degree ... ok
[INFO] [stdout] test tests::cubic::derive ... ok
[INFO] [stdout] test tests::cubic::eval ... ok
[INFO] [stdout] test tests::cubic::is_zero ... ok
[INFO] [stdout] test tests::cubic::mul_f64 ... ok
[INFO] [stdout] test tests::cubic::mul_lin ... ok
[INFO] [stdout] test tests::cubic::sub_cub ... ok
[INFO] [stdout] test tests::cubic::sub_f64 ... ok
[INFO] [stdout] test tests::cubic::sub_lin ... ok
[INFO] [stdout] test tests::cubic::sub_qad ... ok
[INFO] [stdout] test tests::cubic::to_string ... ok
[INFO] [stdout] test tests::f64::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::gp::add ... ok
[INFO] [stdout] test tests::gp::add_ref ... ok
[INFO] [stdout] test tests::gp::sub ... ok
[INFO] [stdout] test tests::gp::sub_ref ... ok
[INFO] [stdout] test tests::linear::add_f64 ... ok
[INFO] [stdout] test tests::linear::add_lin ... ok
[INFO] [stdout] test tests::linear::degree ... ok
[INFO] [stdout] test tests::linear::derive ... ok
[INFO] [stdout] test tests::linear::eval ... ok
[INFO] [stdout] test tests::linear::is_zero ... ok
[INFO] [stdout] test tests::linear::mul_f64 ... ok
[INFO] [stdout] test tests::linear::mul_lin ... ok
[INFO] [stdout] test tests::linear::root ... ok
[INFO] [stdout] test tests::linear::sub_f64 ... ok
[INFO] [stdout] test tests::linear::sub_lin ... 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::add_qad ... ok
[INFO] [stdout] test tests::quadratic::degree ... ok
[INFO] [stdout] test tests::quadratic::derive ... ok
[INFO] [stdout] test tests::quadratic::is_zero ... 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::quadratic::sub_f64 ... ok
[INFO] [stdout] test tests::quadratic::eval ... ok
[INFO] [stdout] test tests::quadratic::sub_lin ... ok
[INFO] [stdout] test tests::quadratic::sub_qad ... ok
[INFO] [stdout] test tests::quartic::add_qrt ... ok
[INFO] [stdout] test tests::quadratic::to_string ... ok
[INFO] [stdout] test tests::quartic::add_cub ... ok
[INFO] [stdout] test tests::quartic::add_f64 ... ok
[INFO] [stdout] test tests::quartic::add_lin ... ok
[INFO] [stdout] test tests::quartic::add_qad ... ok
[INFO] [stdout] test tests::quartic::degree ... 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::mul_f64 ... ok
[INFO] [stdout] test tests::quartic::sub_cub ... ok
[INFO] [stdout] test tests::quartic::sub_f64 ... ok
[INFO] [stdout] test tests::quartic::sub_lin ... ok
[INFO] [stdout] test tests::quartic::sub_qad ... ok
[INFO] [stdout] test tests::quartic::sub_qrt ... ok
[INFO] [stdout] test tests::quartic::to_string ... 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] [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" "208ff62f94c2a0923ee4c8031aa31371af2b5ecf954fe7a6a363919b6ad8c8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208ff62f94c2a0923ee4c8031aa31371af2b5ecf954fe7a6a363919b6ad8c8f4", kill_on_drop: false }`
[INFO] [stdout] 208ff62f94c2a0923ee4c8031aa31371af2b5ecf954fe7a6a363919b6ad8c8f4