[INFO] crate rbtset 1.0.1 is already in cache [INFO] testing rbtset-1.0.1 against 1.44.0 for beta-1.45-1 [INFO] extracting crate rbtset 1.0.1 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate rbtset 1.0.1 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate rbtset 1.0.1 [INFO] finished tweaking crates.io crate rbtset 1.0.1 [INFO] tweaked toml for crates.io crate rbtset 1.0.1 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "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] e68300fc39f7790cb8ee2ee314642773f9214e2b93250fcdd5a1e92b6dcc7985 [INFO] running `"docker" "start" "-a" "e68300fc39f7790cb8ee2ee314642773f9214e2b93250fcdd5a1e92b6dcc7985"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rbtset v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/tree.rs:237:13 [INFO] [stderr] | [INFO] [stderr] 236 | let node = if let Some(ref root) = self.root { [INFO] [stderr] | -------- immutable borrow occurs here [INFO] [stderr] 237 | self.insert_from(root.duplicate(), data) [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `"docker" "inspect" "e68300fc39f7790cb8ee2ee314642773f9214e2b93250fcdd5a1e92b6dcc7985"` [INFO] running `"docker" "rm" "-f" "e68300fc39f7790cb8ee2ee314642773f9214e2b93250fcdd5a1e92b6dcc7985"` [INFO] [stdout] e68300fc39f7790cb8ee2ee314642773f9214e2b93250fcdd5a1e92b6dcc7985 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "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] 815388a324cadc6660ef5f726d95dc34793ca4bd38a773e9e6f01e7963b94002 [INFO] running `"docker" "start" "-a" "815388a324cadc6660ef5f726d95dc34793ca4bd38a773e9e6f01e7963b94002"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/tree.rs:237:13 [INFO] [stderr] | [INFO] [stderr] 236 | let node = if let Some(ref root) = self.root { [INFO] [stderr] | -------- immutable borrow occurs here [INFO] [stderr] 237 | self.insert_from(root.duplicate(), data) [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling crossbeam-queue v0.2.2 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling rbtset v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/tree.rs:237:13 [INFO] [stderr] | [INFO] [stderr] 236 | let node = if let Some(ref root) = self.root { [INFO] [stderr] | -------- immutable borrow occurs here [INFO] [stderr] 237 | self.insert_from(root.duplicate(), data) [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `"docker" "inspect" "815388a324cadc6660ef5f726d95dc34793ca4bd38a773e9e6f01e7963b94002"` [INFO] running `"docker" "rm" "-f" "815388a324cadc6660ef5f726d95dc34793ca4bd38a773e9e6f01e7963b94002"` [INFO] [stdout] 815388a324cadc6660ef5f726d95dc34793ca4bd38a773e9e6f01e7963b94002 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "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] 749515aeb4d90b0a1abccd3c5b90f82440978b7fc068eee648a264c1350e26e3 [INFO] running `"docker" "start" "-a" "749515aeb4d90b0a1abccd3c5b90f82440978b7fc068eee648a264c1350e26e3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/tree.rs:237:13 [INFO] [stderr] | [INFO] [stderr] 236 | let node = if let Some(ref root) = self.root { [INFO] [stderr] | -------- immutable borrow occurs here [INFO] [stderr] 237 | self.insert_from(root.duplicate(), data) [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/tree.rs:237:13 [INFO] [stderr] | [INFO] [stderr] 236 | let node = if let Some(ref root) = self.root { [INFO] [stderr] | -------- immutable borrow occurs here [INFO] [stderr] 237 | self.insert_from(root.duplicate(), data) [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rbtset-06f00f3cb0b98a26 [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test tree::tests::repack ... ok [INFO] [stdout] test tree::tests::rotate_left_parent ... ok [INFO] [stdout] test tree::tests::rotate_right_parent ... ok [INFO] [stdout] test tree::tests::rotate_left_root ... ok [INFO] [stdout] test tree::tests::delete_pseudoleaves ... ok [INFO] [stdout] test tree::tests::insert ... ok [INFO] [stdout] test tree::tests::delete ... ok [INFO] [stdout] test tree::tests::iterator ... ok [INFO] [stdout] test tree::tests::rotate_right_root ... ok [INFO] [stdout] test tree::tests::clone ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests rbtset [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test src/lib.rs - Consecutive (line 22) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::len (line 509) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::is_empty (line 525) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::get (line 87) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::clear (line 275) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::insert (line 227) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet (line 31) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::remove (line 253) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::last (line 489) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::get_node (line 296) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::iter_from (line 563) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::first (line 469) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::iter (line 541) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::dump_tree_as_dot (line 737) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::remove_node (line 395) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::values (line 590) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::values_from (line 619) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::repack (line 647) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "749515aeb4d90b0a1abccd3c5b90f82440978b7fc068eee648a264c1350e26e3"` [INFO] running `"docker" "rm" "-f" "749515aeb4d90b0a1abccd3c5b90f82440978b7fc068eee648a264c1350e26e3"` [INFO] [stdout] 749515aeb4d90b0a1abccd3c5b90f82440978b7fc068eee648a264c1350e26e3