[INFO] fetching crate libss 0.1.0...
[INFO] testing libss-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate libss 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate libss 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libss 0.1.0
[INFO] finished tweaking crates.io crate libss 0.1.0
[INFO] tweaked toml for crates.io crate libss 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c017e3eeb7c771a531fe2dc91beff7f32967dfb8d8ee64d77834d60ca7369026
[INFO] running `Command { std: "docker" "start" "-a" "c017e3eeb7c771a531fe2dc91beff7f32967dfb8d8ee64d77834d60ca7369026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c017e3eeb7c771a531fe2dc91beff7f32967dfb8d8ee64d77834d60ca7369026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c017e3eeb7c771a531fe2dc91beff7f32967dfb8d8ee64d77834d60ca7369026", kill_on_drop: false }`
[INFO] [stdout] c017e3eeb7c771a531fe2dc91beff7f32967dfb8d8ee64d77834d60ca7369026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbfc9cb4ab05cedc6ef9d3dc3e4d0a8d87e87a8d889c924df9ecf04c11bf1c01
[INFO] running `Command { std: "docker" "start" "-a" "bbfc9cb4ab05cedc6ef9d3dc3e4d0a8d87e87a8d889c924df9ecf04c11bf1c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling libss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `barycentric_interpolate`
[INFO] [stdout]   --> src/interpolate.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn barycentric_interpolate<Fq: Field>(points: &[(Fq, Fq)]) -> Fq {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "bbfc9cb4ab05cedc6ef9d3dc3e4d0a8d87e87a8d889c924df9ecf04c11bf1c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbfc9cb4ab05cedc6ef9d3dc3e4d0a8d87e87a8d889c924df9ecf04c11bf1c01", kill_on_drop: false }`
[INFO] [stdout] bbfc9cb4ab05cedc6ef9d3dc3e4d0a8d87e87a8d889c924df9ecf04c11bf1c01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a688ee2feb1bf28c99934ac7fd84ddf91932fc91ca762f4a78c598d59c7f88c5
[INFO] running `Command { std: "docker" "start" "-a" "a688ee2feb1bf28c99934ac7fd84ddf91932fc91ca762f4a78c598d59c7f88c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stdout] warning: function is never used: `barycentric_interpolate`
[INFO] [stdout]   --> src/interpolate.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn barycentric_interpolate<Fq: Field>(points: &[(Fq, Fq)]) -> Fq {
[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] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling libss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.79s
[INFO] running `Command { std: "docker" "inspect" "a688ee2feb1bf28c99934ac7fd84ddf91932fc91ca762f4a78c598d59c7f88c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a688ee2feb1bf28c99934ac7fd84ddf91932fc91ca762f4a78c598d59c7f88c5", kill_on_drop: false }`
[INFO] [stdout] a688ee2feb1bf28c99934ac7fd84ddf91932fc91ca762f4a78c598d59c7f88c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba7c80720d38ba74d7b101dcff13ba32ee849d847c8a6f3a221d28698438e41a
[INFO] running `Command { std: "docker" "start" "-a" "ba7c80720d38ba74d7b101dcff13ba32ee849d847c8a6f3a221d28698438e41a", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `barycentric_interpolate`
[INFO] [stderr]   --> src/interpolate.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn barycentric_interpolate<Fq: Field>(points: &[(Fq, Fq)]) -> Fq {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `libss` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libss-22bb01e738548799)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test shamir::test::test_split_invalid ... ok
[INFO] [stdout] test gf256::tests::associative_addition_test ... ok
[INFO] [stdout] test gf256::tests::associative_multiplication_test ... ok
[INFO] [stdout] test polynomial::test::test_eval_at_one ... ok
[INFO] [stdout] test shamir::test::test_split_and_combine_2_of_2 ... ok
[INFO] [stdout] test gf256::tests::field_tests ... ok
[INFO] [stdout] test gf256::tests::negation ... ok
[INFO] [stdout] test gf256::tests::commutative_addition_test ... ok
[INFO] [stdout] test gf256::tests::division_test ... ok
[INFO] [stdout] test shamir::test::test_split_and_combine_1_of_2 ... ok
[INFO] [stdout] test polynomial::test::test_eval_at_zero ... ok
[INFO] [stdout] test gf256::tests::commutative_multiplication_test ... ok
[INFO] [stdout] test gf256::tests::inversion ... ok
[INFO] [stdout] test gf256::tests::distributive_test ... ok
[INFO] [stdout] test shamir::test::test_split_and_combine_insufficient ... ok
[INFO] [stdout] test shamir::test::test_split_and_combine_10_of_20 ... ok
[INFO] [stdout] test interpolate::test::test_barycentric_interpolate_with_intercept ... ok
[INFO] [stderr]    Doc-tests libss
[INFO] [stdout] test interpolate::test::test_interpolate_with_intercept ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.54s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - gf256 (line 24) ... ok
[INFO] [stdout] test src/lib.rs - shamir (line 56) ... ok
[INFO] [stdout] test src/lib.rs - gf256 (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba7c80720d38ba74d7b101dcff13ba32ee849d847c8a6f3a221d28698438e41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba7c80720d38ba74d7b101dcff13ba32ee849d847c8a6f3a221d28698438e41a", kill_on_drop: false }`
[INFO] [stdout] ba7c80720d38ba74d7b101dcff13ba32ee849d847c8a6f3a221d28698438e41a