[INFO] fetching crate sharks 0.5.0...
[INFO] testing sharks-0.5.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate sharks 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sharks 0.5.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sharks 0.5.0
[INFO] finished tweaking crates.io crate sharks 0.5.0
[INFO] tweaked toml for crates.io crate sharks 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_arbitrary v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] 3cb200a3842f3ef6038844861200b675982383c3e65b415139090f6ae579aded
[INFO] running `Command { std: "docker" "start" "-a" "3cb200a3842f3ef6038844861200b675982383c3e65b415139090f6ae579aded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cb200a3842f3ef6038844861200b675982383c3e65b415139090f6ae579aded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb200a3842f3ef6038844861200b675982383c3e65b415139090f6ae579aded", kill_on_drop: false }`
[INFO] [stdout] 3cb200a3842f3ef6038844861200b675982383c3e65b415139090f6ae579aded
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--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] 879608340bd5c53fe59d00da8be5c14be83a86d59da1266f534c21d11877e73a
[INFO] running `Command { std: "docker" "start" "-a" "879608340bd5c53fe59d00da8be5c14be83a86d59da1266f534c21d11877e73a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling sharks v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.85s
[INFO] running `Command { std: "docker" "inspect" "879608340bd5c53fe59d00da8be5c14be83a86d59da1266f534c21d11877e73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "879608340bd5c53fe59d00da8be5c14be83a86d59da1266f534c21d11877e73a", kill_on_drop: false }`
[INFO] [stdout] 879608340bd5c53fe59d00da8be5c14be83a86d59da1266f534c21d11877e73a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 51b91c64ae84376b268f529fc02ec524b13a75c9b19877a8608dd8c9d842b80b
[INFO] running `Command { std: "docker" "start" "-a" "51b91c64ae84376b268f529fc02ec524b13a75c9b19877a8608dd8c9d842b80b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling sharks v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.08s
[INFO] running `Command { std: "docker" "inspect" "51b91c64ae84376b268f529fc02ec524b13a75c9b19877a8608dd8c9d842b80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51b91c64ae84376b268f529fc02ec524b13a75c9b19877a8608dd8c9d842b80b", kill_on_drop: false }`
[INFO] [stdout] 51b91c64ae84376b268f529fc02ec524b13a75c9b19877a8608dd8c9d842b80b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26e7fb24ed42793000dba5c82979e51c4dab25e5cee1fe59d582efaa3c92f17d
[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" "26e7fb24ed42793000dba5c82979e51c4dab25e5cee1fe59d582efaa3c92f17d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sharks-36265c1a81dd551b)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test field::tests::product_works ... ok
[INFO] [stdout] test field::tests::mul_works ... ok
[INFO] [stdout] test field::tests::add_works ... ok
[INFO] [stdout] test share::tests::vec_from_share_works ... ok
[INFO] [stdout] test math::tests::evaluator_works ... ok
[INFO] [stdout] test field::tests::sub_works ... ok
[INFO] [stdout] test field::tests::sum_works ... ok
[INFO] [stdout] test field::tests::div_works ... ok
[INFO] [stdout] test share::tests::share_from_u8_slice_works ... ok
[INFO] [stdout] test math::tests::interpolate_works ... ok
[INFO] [stdout] test math::tests::random_polynomial_works ... ok
[INFO] [stdout] test tests::test_duplicate_shares_err ... ok
[INFO] [stdout] test tests::test_insufficient_shares_err ... ok
[INFO] [stderr]    Doc-tests sharks
[INFO] [stdout] test tests::test_integration_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Sharks::dealer_rng (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - Sharks::recover (line 126) ... ok
[INFO] [stdout] test src/lib.rs - Sharks::dealer (line 108) ... ok
[INFO] [stdout] test src/lib.rs - Sharks (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/share.rs - share::Share (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26e7fb24ed42793000dba5c82979e51c4dab25e5cee1fe59d582efaa3c92f17d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e7fb24ed42793000dba5c82979e51c4dab25e5cee1fe59d582efaa3c92f17d", kill_on_drop: false }`
[INFO] [stdout] 26e7fb24ed42793000dba5c82979e51c4dab25e5cee1fe59d582efaa3c92f17d