[INFO] fetching crate enso-prelude 0.2.6...
[INFO] testing enso-prelude-0.2.6 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate enso-prelude 0.2.6 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate enso-prelude 0.2.6 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enso-prelude 0.2.6
[INFO] finished tweaking crates.io crate enso-prelude 0.2.6
[INFO] tweaked toml for crates.io crate enso-prelude 0.2.6 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75e36d6e867810ad896886a30d195da82c67c8d87056136fdd867f970947ab6c
[INFO] running `Command { std: "docker" "start" "-a" "75e36d6e867810ad896886a30d195da82c67c8d87056136fdd867f970947ab6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75e36d6e867810ad896886a30d195da82c67c8d87056136fdd867f970947ab6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e36d6e867810ad896886a30d195da82c67c8d87056136fdd867f970947ab6c", kill_on_drop: false }`
[INFO] [stdout] 75e36d6e867810ad896886a30d195da82c67c8d87056136fdd867f970947ab6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f41a14999bc4174345b11643676f1c0b7d45dd1734fdf1a35bc76a5dd4fd707
[INFO] running `Command { std: "docker" "start" "-a" "6f41a14999bc4174345b11643676f1c0b7d45dd1734fdf1a35bc76a5dd4fd707", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling bumpalo v3.8.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling weak-table v0.3.0
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling enclose v1.1.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling simba v0.4.0
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.58
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.58
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.58
[INFO] [stderr]    Compiling enso-macro-utils v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ifmt-impl v0.3.3
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.58
[INFO] [stderr]    Compiling enso-shapely-macros v0.2.1
[INFO] [stderr]    Compiling nalgebra v0.26.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling web-sys v0.3.35
[INFO] [stderr]    Compiling ifmt v0.3.3
[INFO] [stderr]    Compiling js-sys v0.3.35
[INFO] [stderr]    Compiling enso-shapely v0.2.0
[INFO] [stderr]    Compiling enso-prelude v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.82s
[INFO] running `Command { std: "docker" "inspect" "6f41a14999bc4174345b11643676f1c0b7d45dd1734fdf1a35bc76a5dd4fd707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f41a14999bc4174345b11643676f1c0b7d45dd1734fdf1a35bc76a5dd4fd707", kill_on_drop: false }`
[INFO] [stdout] 6f41a14999bc4174345b11643676f1c0b7d45dd1734fdf1a35bc76a5dd4fd707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 535d557d63b0d8f277556303042cd42ab7da0383fae7c38a95ddd5db6658a51a
[INFO] running `Command { std: "docker" "start" "-a" "535d557d63b0d8f277556303042cd42ab7da0383fae7c38a95ddd5db6658a51a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.27
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-test v0.2.50
[INFO] [stderr]    Compiling enso-prelude v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.54s
[INFO] running `Command { std: "docker" "inspect" "535d557d63b0d8f277556303042cd42ab7da0383fae7c38a95ddd5db6658a51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "535d557d63b0d8f277556303042cd42ab7da0383fae7c38a95ddd5db6658a51a", kill_on_drop: false }`
[INFO] [stdout] 535d557d63b0d8f277556303042cd42ab7da0383fae7c38a95ddd5db6658a51a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c6b5326380bbee5442b72dabf5c2c3a6bfa5318ad5f11b5be01f7c131e21d65
[INFO] running `Command { std: "docker" "start" "-a" "2c6b5326380bbee5442b72dabf5c2c3a6bfa5318ad5f11b5be01f7c131e21d65", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/enso_prelude-c0b1e79c92ed6514)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test data::monoid::tests::option ... ok
[INFO] [stdout] test data::semigroup::tests::option ... ok
[INFO] [stdout] test debug::logging::tests::native_calls ... ok
[INFO] [stdout] test smallvec::tests::test_binary_search ... ok
[INFO] [stdout] test smallvec::tests::test_binary_search_by ... ok
[INFO] [stdout] test string::tests::test_string_ops ... ok
[INFO] [stdout] test switch::tests::test_into_off_or ... ok
[INFO] [stdout] test switch::tests::test_into_on_or ... ok
[INFO] [stdout] test vec::tests::test_push_and_get ... ok
[INFO] [stdout] test vec::tests::test_push_and_get_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests enso-prelude
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/wrapper.rs - wrapper::ContentRef (line 55) - compile fail ... ok
[INFO] [stdout] test src/reference.rs - reference::with (line 9) - compile fail ... ok
[INFO] [stdout] test src/phantom.rs - phantom::PhantomConversions (line 80) - compile fail ... ok
[INFO] [stdout] test src/macros.rs - macros::impls (line 7) - compile fail ... ok
[INFO] [stdout] test src/wrapper.rs - wrapper::ContentRef (line 40) - compile fail ... ok
[INFO] [stdout] test src/macros.rs - macros::f (line 117) - compile fail ... ok
[INFO] [stdout] test src/reference.rs - reference::with (line 23) - compile fail ... ok
[INFO] [stdout] test src/phantom.rs - phantom::PhantomConversions (line 64) - compile fail ... ok
[INFO] [stdout] test src/phantom.rs - phantom::PhantomConversions (line 74) - compile fail ... ok
[INFO] [stdout] test src/macros.rs - macros::f (line 123) - compile fail ... ok
[INFO] [stdout] test src/macros.rs - macros::impls (line 13) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::new (line 36) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::splice (line 290) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::drain (line 255) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::shrink_to_fit (line 130) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::pop (line 165) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::with_capacity (line 76) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::singleton (line 51) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::reserve (line 113) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::push (line 149) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::last_mut (line 234) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::first_mut (line 208) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::last (line 221) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::first (line 195) ... ok
[INFO] [stdout] test src/data/non_empty_vec.rs - data::non_empty_vec::NonEmptyVec<T>::get_mut (line 180) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2c6b5326380bbee5442b72dabf5c2c3a6bfa5318ad5f11b5be01f7c131e21d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6b5326380bbee5442b72dabf5c2c3a6bfa5318ad5f11b5be01f7c131e21d65", kill_on_drop: false }`
[INFO] [stdout] 2c6b5326380bbee5442b72dabf5c2c3a6bfa5318ad5f11b5be01f7c131e21d65