[INFO] fetching crate symbolic_polynomials 0.1.0...
[INFO] testing symbolic_polynomials-0.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate symbolic_polynomials 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate symbolic_polynomials 0.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symbolic_polynomials 0.1.0
[INFO] finished tweaking crates.io crate symbolic_polynomials 0.1.0
[INFO] tweaked toml for crates.io crate symbolic_polynomials 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eae1eec935175d57a1e44c7aae176a556ba20ca4d4cb8584bf0994ee5aa29e5
[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" "1eae1eec935175d57a1e44c7aae176a556ba20ca4d4cb8584bf0994ee5aa29e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eae1eec935175d57a1e44c7aae176a556ba20ca4d4cb8584bf0994ee5aa29e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eae1eec935175d57a1e44c7aae176a556ba20ca4d4cb8584bf0994ee5aa29e5", kill_on_drop: false }`
[INFO] [stdout] 1eae1eec935175d57a1e44c7aae176a556ba20ca4d4cb8584bf0994ee5aa29e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 601733d9a76b43a93946427a8bf10255bc2038497154a070e027782b6814b9d7
[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" "601733d9a76b43a93946427a8bf10255bc2038497154a070e027782b6814b9d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling symbolic_polynomials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "601733d9a76b43a93946427a8bf10255bc2038497154a070e027782b6814b9d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "601733d9a76b43a93946427a8bf10255bc2038497154a070e027782b6814b9d7", kill_on_drop: false }`
[INFO] [stdout] 601733d9a76b43a93946427a8bf10255bc2038497154a070e027782b6814b9d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 83154cbcaa01701bb2162b9c0211cd32a8e3321c32632029edc0934aa0c1f139
[INFO] running `Command { std: "docker" "start" "-a" "83154cbcaa01701bb2162b9c0211cd32a8e3321c32632029edc0934aa0c1f139", kill_on_drop: false }`
[INFO] [stderr]    Compiling symbolic_polynomials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `TestMonomial`
[INFO] [stdout]  --> tests/functions.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type TestMonomial = Monomial<String, i64, u8>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TestPolynomial`
[INFO] [stdout]  --> tests/monomial.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | type TestPolynomial = Polynomial<String, i64, u8>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "83154cbcaa01701bb2162b9c0211cd32a8e3321c32632029edc0934aa0c1f139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83154cbcaa01701bb2162b9c0211cd32a8e3321c32632029edc0934aa0c1f139", kill_on_drop: false }`
[INFO] [stdout] 83154cbcaa01701bb2162b9c0211cd32a8e3321c32632029edc0934aa0c1f139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 228d6c9255970b097171ef195b0221452121f29c314577988fdb6fe94a16aca8
[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" "228d6c9255970b097171ef195b0221452121f29c314577988fdb6fe94a16aca8", kill_on_drop: false }`
[INFO] [stderr] warning: type alias is never used: `TestMonomial`
[INFO] [stderr]  --> tests/functions.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | type TestMonomial = Monomial<String, i64, u8>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `TestPolynomial`
[INFO] [stderr]  --> tests/monomial.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | type TestPolynomial = Polynomial<String, i64, u8>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/symbolic_polynomials-1223de320a39ba82)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/functions.rs (/opt/rustwide/target/debug/deps/functions-278b8216f4bf3189)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/monomial.rs (/opt/rustwide/target/debug/deps/monomial-c07410dbecc19c2c)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test deduce_values_test1 ... ok
[INFO] [stdout] test deduce_values_test3 ... ok
[INFO] [stdout] test ceil_test ... ok
[INFO] [stdout] test deduce_values_test2 ... ok
[INFO] [stdout] test deduce_values_test_all ... ok
[INFO] [stdout] test deduce_values_test_floor_min ... ok
[INFO] [stdout] test deduce_values_test_ceil_max ... ok
[INFO] [stdout] test max_test ... ok
[INFO] [stdout] test min_test ... ok
[INFO] [stdout] test deduce_values_test_fails ... ok
[INFO] [stdout] test floor_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test constructor ... ok
[INFO] [stdout] test div_test ... ok
[INFO] [stdout] test up_to_coefficient_test ... ok
[INFO] [stdout] test partial_eq_test ... ok
[INFO] [stderr]      Running tests/polynomial.rs (/opt/rustwide/target/debug/deps/polynomial-f9f56c6cdfbbb554)
[INFO] [stdout] test sub_test ... ok
[INFO] [stderr]    Doc-tests symbolic_polynomials
[INFO] [stdout] test mul_test ... ok
[INFO] [stdout] test ord_test ... ok
[INFO] [stdout] test add_test ... ok
[INFO] [stdout] test eval_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test constructor ... ok
[INFO] [stdout] test add_test ... ok
[INFO] [stdout] test div_test ... ok
[INFO] [stdout] test partial_eq_test ... ok
[INFO] [stdout] test mul_test ... ok
[INFO] [stdout] test sub_test ... ok
[INFO] [stdout] test ord_test ... ok
[INFO] [stdout] test eval_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "228d6c9255970b097171ef195b0221452121f29c314577988fdb6fe94a16aca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "228d6c9255970b097171ef195b0221452121f29c314577988fdb6fe94a16aca8", kill_on_drop: false }`
[INFO] [stdout] 228d6c9255970b097171ef195b0221452121f29c314577988fdb6fe94a16aca8