[INFO] fetching crate rbtset 1.0.1... [INFO] testing rbtset-1.0.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate rbtset 1.0.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate rbtset 1.0.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29faea4961a9b03f9a6737c28dbea779cc246e8f8db4297ef3aeb9bcbdc6e1a0 [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" "29faea4961a9b03f9a6737c28dbea779cc246e8f8db4297ef3aeb9bcbdc6e1a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29faea4961a9b03f9a6737c28dbea779cc246e8f8db4297ef3aeb9bcbdc6e1a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29faea4961a9b03f9a6737c28dbea779cc246e8f8db4297ef3aeb9bcbdc6e1a0", kill_on_drop: false }` [INFO] [stdout] 29faea4961a9b03f9a6737c28dbea779cc246e8f8db4297ef3aeb9bcbdc6e1a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1424e31b14cd89d73da0520618a9945c8ea0b065253f751a543a756ed621b7ef [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" "1424e31b14cd89d73da0520618a9945c8ea0b065253f751a543a756ed621b7ef", kill_on_drop: false }` [INFO] [stderr] Compiling rbtset v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/tree.rs:237:13 [INFO] [stdout] | [INFO] [stdout] 236 | let node = if let Some(ref root) = self.root { [INFO] [stdout] | -------- immutable borrow occurs here [INFO] [stdout] 237 | self.insert_from(root.duplicate(), data) [INFO] [stdout] | ^^^^ ---- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "1424e31b14cd89d73da0520618a9945c8ea0b065253f751a543a756ed621b7ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1424e31b14cd89d73da0520618a9945c8ea0b065253f751a543a756ed621b7ef", kill_on_drop: false }` [INFO] [stdout] 1424e31b14cd89d73da0520618a9945c8ea0b065253f751a543a756ed621b7ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4acb1f57639c2aa66b291fda038790bc6c86e923517af1a6c1b240bf6c99a072 [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" "4acb1f57639c2aa66b291fda038790bc6c86e923517af1a6c1b240bf6c99a072", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/tree.rs:237:13 [INFO] [stdout] | [INFO] [stdout] 236 | let node = if let Some(ref root) = self.root { [INFO] [stdout] | -------- immutable borrow occurs here [INFO] [stdout] 237 | self.insert_from(root.duplicate(), data) [INFO] [stdout] | ^^^^ ---- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling rbtset v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/tree.rs:237:13 [INFO] [stdout] | [INFO] [stdout] 236 | let node = if let Some(ref root) = self.root { [INFO] [stdout] | -------- immutable borrow occurs here [INFO] [stdout] 237 | self.insert_from(root.duplicate(), data) [INFO] [stdout] | ^^^^ ---- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `Command { std: "docker" "inspect" "4acb1f57639c2aa66b291fda038790bc6c86e923517af1a6c1b240bf6c99a072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4acb1f57639c2aa66b291fda038790bc6c86e923517af1a6c1b240bf6c99a072", kill_on_drop: false }` [INFO] [stdout] 4acb1f57639c2aa66b291fda038790bc6c86e923517af1a6c1b240bf6c99a072 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 304a19726f676ed6a666cfef6bdec3ebca7abd165feabe6c43c925bf5c79a01d [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" "304a19726f676ed6a666cfef6bdec3ebca7abd165feabe6c43c925bf5c79a01d", kill_on_drop: false }` [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 0.13s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rbtset-4a1c71925ff8ec5f [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test tree::tests::clone ... ok [INFO] [stdout] test tree::tests::rotate_right_root ... ok [INFO] [stdout] test tree::tests::rotate_right_parent ... ok [INFO] [stdout] test tree::tests::delete ... ok [INFO] [stderr] Doc-tests rbtset [INFO] [stdout] test tree::tests::rotate_left_parent ... ok [INFO] [stdout] test tree::tests::repack ... ok [INFO] [stdout] test tree::tests::iterator ... ok [INFO] [stdout] test tree::tests::delete_pseudoleaves ... ok [INFO] [stdout] test tree::tests::rotate_left_root ... ok [INFO] [stdout] test tree::tests::insert ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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::insert (line 227) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::remove (line 253) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::is_empty (line 525) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::clear (line 275) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::first (line 469) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet (line 31) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::get (line 87) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::len (line 509) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::dump_tree_as_dot (line 737) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::get_node (line 296) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::remove_node (line 395) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::iter_from (line 563) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::last (line 489) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::iter (line 541) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::values_from (line 619) ... ok [INFO] [stdout] test src/tree.rs - tree::RBTreeSet::values (line 590) ... 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 `Command { std: "docker" "inspect" "304a19726f676ed6a666cfef6bdec3ebca7abd165feabe6c43c925bf5c79a01d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "304a19726f676ed6a666cfef6bdec3ebca7abd165feabe6c43c925bf5c79a01d", kill_on_drop: false }` [INFO] [stdout] 304a19726f676ed6a666cfef6bdec3ebca7abd165feabe6c43c925bf5c79a01d