[INFO] cloning repository https://github.com/myself659/avltree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/myself659/avltree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Favltree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Favltree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2408a6a6eadad2c48086268f33aba7039affcde8 [INFO] testing myself659/avltree against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Favltree" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/myself659/avltree on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/myself659/avltree [INFO] finished tweaking git repo https://github.com/myself659/avltree [INFO] tweaked toml for git repo https://github.com/myself659/avltree written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/myself659/avltree already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 84a6722bb716c26e2e2ffa284f2c16fc0fdf238cbcdedc0920383bf8857c328c [INFO] running `Command { std: "docker" "start" "-a" "84a6722bb716c26e2e2ffa284f2c16fc0fdf238cbcdedc0920383bf8857c328c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84a6722bb716c26e2e2ffa284f2c16fc0fdf238cbcdedc0920383bf8857c328c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84a6722bb716c26e2e2ffa284f2c16fc0fdf238cbcdedc0920383bf8857c328c", kill_on_drop: false }` [INFO] [stdout] 84a6722bb716c26e2e2ffa284f2c16fc0fdf238cbcdedc0920383bf8857c328c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef5253b628db4132ee20199c7c146773e56044c2ffcea297af2f0e0d7ed6ecd3 [INFO] running `Command { std: "docker" "start" "-a" "ef5253b628db4132ee20199c7c146773e56044c2ffcea297af2f0e0d7ed6ecd3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling avltree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/set.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | replace(&mut target_node.right, right_node.right.take()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/set.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | replace(&mut parent_left_node.left, leftmost_node.right.take()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `Command { std: "docker" "inspect" "ef5253b628db4132ee20199c7c146773e56044c2ffcea297af2f0e0d7ed6ecd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef5253b628db4132ee20199c7c146773e56044c2ffcea297af2f0e0d7ed6ecd3", kill_on_drop: false }` [INFO] [stdout] ef5253b628db4132ee20199c7c146773e56044c2ffcea297af2f0e0d7ed6ecd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1da6e6a27f5dd314ad4dd5a63f39dd4faa7746eb6f90acb63cfdb3bb0d798d80 [INFO] running `Command { std: "docker" "start" "-a" "1da6e6a27f5dd314ad4dd5a63f39dd4faa7746eb6f90acb63cfdb3bb0d798d80", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/set.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | replace(&mut target_node.right, right_node.right.take()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/set.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | replace(&mut parent_left_node.left, leftmost_node.right.take()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling libc v0.2.61 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [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 rand_os v0.1.3 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling regex v1.2.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling quickcheck v0.8.5 [INFO] [stderr] Compiling quickcheck_macros v0.8.0 [INFO] [stderr] Compiling avltree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/set.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | replace(&mut target_node.right, right_node.right.take()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/set.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | replace(&mut parent_left_node.left, leftmost_node.right.take()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 22.16s [INFO] running `Command { std: "docker" "inspect" "1da6e6a27f5dd314ad4dd5a63f39dd4faa7746eb6f90acb63cfdb3bb0d798d80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1da6e6a27f5dd314ad4dd5a63f39dd4faa7746eb6f90acb63cfdb3bb0d798d80", kill_on_drop: false }` [INFO] [stdout] 1da6e6a27f5dd314ad4dd5a63f39dd4faa7746eb6f90acb63cfdb3bb0d798d80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e38725b68f66ec22de1fa89e4ee0f6572f825ada64bd7ec9f6ebed74789b12bc [INFO] running `Command { std: "docker" "start" "-a" "e38725b68f66ec22de1fa89e4ee0f6572f825ada64bd7ec9f6ebed74789b12bc", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/set.rs:118:17 [INFO] [stderr] | [INFO] [stderr] 118 | replace(&mut target_node.right, right_node.right.take()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/set.rs:139:17 [INFO] [stderr] | [INFO] [stderr] 139 | replace(&mut parent_left_node.left, leftmost_node.right.take()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/set.rs:118:17 [INFO] [stderr] | [INFO] [stderr] 118 | replace(&mut target_node.right, right_node.right.take()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/set.rs:139:17 [INFO] [stderr] | [INFO] [stderr] 139 | replace(&mut parent_left_node.left, leftmost_node.right.take()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/avltree-7f968d222b4624c9) [INFO] [stdout] running 19 tests [INFO] [stdout] test bench::setup_random_avltree_set ... ok [INFO] [stdout] test bench::setup_random_btree_set ... ok [INFO] [stdout] test set::properties::rotate_left_and_rotate_left_identity ... ok [INFO] [stdout] test set::properties::take_parity ... ok [INFO] [stdout] test bench::empty ... ok [INFO] [stdout] test bench::take_random_btree_set ... ok [INFO] [stdout] test bench::take_random_avltree_set ... ok [INFO] [stdout] test set::properties::take_height_nodes ... ok [INFO] [stdout] test set::properties::iterator_parity ... ok [INFO] [stdout] test set::properties::rotate_right_preserves_order ... ok [INFO] [stdout] test set::properties::contains_parity ... ok [INFO] [stdout] test set::properties::node_height ... ok [INFO] [stdout] test set::properties::rotate_left_tilts_balance_factor ... ok [INFO] [stdout] test set::properties::rotate_left_preserves_order ... ok [INFO] [stdout] test set::properties::take_balanced_nodes ... ok [INFO] [stdout] test set::properties::balanced_nodes ... ok [INFO] [stdout] test set::properties::rotate_right_tilts_balance_factor ... ok [INFO] [stdout] test set::properties::insert_parity ... ok [INFO] [stdout] test set::properties::take_iterator_parity ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/avltree-61083cf96d06803f) [INFO] [stdout] [INFO] [stderr] Doc-tests avltree [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] [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" "e38725b68f66ec22de1fa89e4ee0f6572f825ada64bd7ec9f6ebed74789b12bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e38725b68f66ec22de1fa89e4ee0f6572f825ada64bd7ec9f6ebed74789b12bc", kill_on_drop: false }` [INFO] [stdout] e38725b68f66ec22de1fa89e4ee0f6572f825ada64bd7ec9f6ebed74789b12bc