[INFO] crate sharpen 0.1.0 is already in cache [INFO] testing sharpen-0.1.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate sharpen 0.1.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate sharpen 0.1.0 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate sharpen 0.1.0 [INFO] finished tweaking crates.io crate sharpen 0.1.0 [INFO] tweaked toml for crates.io crate sharpen 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7edb73191d998324037158a128e717e602c21565aae38a8566d579d0907417cd [INFO] running `"docker" "start" "-a" "7edb73191d998324037158a128e717e602c21565aae38a8566d579d0907417cd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling sharpen v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `"docker" "inspect" "7edb73191d998324037158a128e717e602c21565aae38a8566d579d0907417cd"` [INFO] running `"docker" "rm" "-f" "7edb73191d998324037158a128e717e602c21565aae38a8566d579d0907417cd"` [INFO] [stdout] 7edb73191d998324037158a128e717e602c21565aae38a8566d579d0907417cd [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d3d8e241a45380ec4c28602272b91642dc9c750e936944bc3fb27ce373a35461 [INFO] running `"docker" "start" "-a" "d3d8e241a45380ec4c28602272b91642dc9c750e936944bc3fb27ce373a35461"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling sharpen v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/tree_collapse/tests.rs:62:18 [INFO] [stderr] | [INFO] [stderr] 62 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/tree_collapse/tests.rs:105:18 [INFO] [stderr] | [INFO] [stderr] 105 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 18.00s [INFO] running `"docker" "inspect" "d3d8e241a45380ec4c28602272b91642dc9c750e936944bc3fb27ce373a35461"` [INFO] running `"docker" "rm" "-f" "d3d8e241a45380ec4c28602272b91642dc9c750e936944bc3fb27ce373a35461"` [INFO] [stdout] d3d8e241a45380ec4c28602272b91642dc9c750e936944bc3fb27ce373a35461 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9532b46dec09f6bcf6ef0d89a22611e0a366b8eb1cd202995cb710e5d8c5a908 [INFO] running `"docker" "start" "-a" "9532b46dec09f6bcf6ef0d89a22611e0a366b8eb1cd202995cb710e5d8c5a908"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/tree_collapse/tests.rs:62:18 [INFO] [stderr] | [INFO] [stderr] 62 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/tree_collapse/tests.rs:105:18 [INFO] [stderr] | [INFO] [stderr] 105 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sharpen-8d105b394e4461dc [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tree_collapse::tests::test_collapse_complex_tree ... ok [INFO] [stderr] Doc-tests sharpen [INFO] [stdout] test classify_::tests::test_clsf0 ... ok [INFO] [stdout] test classify_::tests::test_clsfit2 ... ok [INFO] [stdout] test classify_::tests::test_clsf1 ... ok [INFO] [stdout] test tree_collapse::tests::test_collapse_bottomup_complex_tree ... ok [INFO] [stdout] test classify_::tests::test_clsf2 ... ok [INFO] [stdout] test tree_rollup::tests::test_rollup_bottomup_complex_tree ... ok [INFO] [stdout] test tree_rollup::tests::test_rollup_tree ... ok [INFO] [stdout] test tree_rollup::tests::test_rollup_complex_tree ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "9532b46dec09f6bcf6ef0d89a22611e0a366b8eb1cd202995cb710e5d8c5a908"` [INFO] running `"docker" "rm" "-f" "9532b46dec09f6bcf6ef0d89a22611e0a366b8eb1cd202995cb710e5d8c5a908"` [INFO] [stdout] 9532b46dec09f6bcf6ef0d89a22611e0a366b8eb1cd202995cb710e5d8c5a908