[INFO] fetching crate sharpen 0.1.0... [INFO] testing sharpen-0.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [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 ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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 `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a61bd26fae8b0b87d3fb96e1cf587bb0f87c939664bea848a5b6826a906249a9 [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" "a61bd26fae8b0b87d3fb96e1cf587bb0f87c939664bea848a5b6826a906249a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a61bd26fae8b0b87d3fb96e1cf587bb0f87c939664bea848a5b6826a906249a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a61bd26fae8b0b87d3fb96e1cf587bb0f87c939664bea848a5b6826a906249a9", kill_on_drop: false }` [INFO] [stdout] a61bd26fae8b0b87d3fb96e1cf587bb0f87c939664bea848a5b6826a906249a9 [INFO] running `Command { std: "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" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71b2f29cb7926bcd972e08efda4cc219affed1769f7918138381752951159a18 [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" "71b2f29cb7926bcd972e08efda4cc219affed1769f7918138381752951159a18", kill_on_drop: false }` [INFO] [stderr] Compiling sharpen v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "71b2f29cb7926bcd972e08efda4cc219affed1769f7918138381752951159a18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71b2f29cb7926bcd972e08efda4cc219affed1769f7918138381752951159a18", kill_on_drop: false }` [INFO] [stdout] 71b2f29cb7926bcd972e08efda4cc219affed1769f7918138381752951159a18 [INFO] running `Command { std: "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" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a65e8a19d370b8f83d75c741b30e263bf242fc5cc62f600328eeb348d5d5a90 [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" "2a65e8a19d370b8f83d75c741b30e263bf242fc5cc62f600328eeb348d5d5a90", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [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 crossbeam-channel v0.5.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling cast v0.2.6 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling sharpen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] 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] [stdout] --> src/tree_collapse/tests.rs:62:18 [INFO] [stdout] | [INFO] [stdout] 62 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/tree_collapse/tests.rs:105:18 [INFO] [stdout] | [INFO] [stdout] 105 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 12s [INFO] running `Command { std: "docker" "inspect" "2a65e8a19d370b8f83d75c741b30e263bf242fc5cc62f600328eeb348d5d5a90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a65e8a19d370b8f83d75c741b30e263bf242fc5cc62f600328eeb348d5d5a90", kill_on_drop: false }` [INFO] [stdout] 2a65e8a19d370b8f83d75c741b30e263bf242fc5cc62f600328eeb348d5d5a90 [INFO] running `Command { std: "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" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a7e21cf4aab11127a257f2248abf35325e36b4b255151c0636610064c5d99006 [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" "a7e21cf4aab11127a257f2248abf35325e36b4b255151c0636610064c5d99006", kill_on_drop: false }` [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 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sharpen-782c750da8a8f69d) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test classify_::tests::test_clsf0 ... ok [INFO] [stdout] test classify_::tests::test_clsfit2 ... ok [INFO] [stdout] test tree_collapse::tests::test_collapse_bottomup_complex_tree ... ok [INFO] [stdout] test tree_collapse::tests::test_collapse_complex_tree ... ok [INFO] [stdout] test classify_::tests::test_clsf1 ... ok [INFO] [stderr] Doc-tests sharpen [INFO] [stdout] test tree_rollup::tests::test_rollup_bottomup_complex_tree ... ok [INFO] [stdout] test tree_rollup::tests::test_rollup_complex_tree ... ok [INFO] [stdout] test classify_::tests::test_clsf2 ... ok [INFO] [stdout] test tree_rollup::tests::test_rollup_tree ... 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 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a7e21cf4aab11127a257f2248abf35325e36b4b255151c0636610064c5d99006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7e21cf4aab11127a257f2248abf35325e36b4b255151c0636610064c5d99006", kill_on_drop: false }` [INFO] [stdout] a7e21cf4aab11127a257f2248abf35325e36b4b255151c0636610064c5d99006