[INFO] fetching crate truetree 0.1.3... [INFO] testing truetree-0.1.3 against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098 [INFO] extracting crate truetree 0.1.3 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate truetree 0.1.3 [INFO] finished tweaking crates.io crate truetree 0.1.3 [INFO] tweaked toml for crates.io crate truetree 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate truetree 0.1.3 on toolchain 028592fec99e54cc92def5a2a849c673b066dd93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35055afa7af12dbc06b43099a045f2d230316532a7db157d681a17d0fb086924 [INFO] running `Command { std: "docker" "start" "-a" "35055afa7af12dbc06b43099a045f2d230316532a7db157d681a17d0fb086924", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35055afa7af12dbc06b43099a045f2d230316532a7db157d681a17d0fb086924", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35055afa7af12dbc06b43099a045f2d230316532a7db157d681a17d0fb086924", kill_on_drop: false }` [INFO] [stdout] 35055afa7af12dbc06b43099a045f2d230316532a7db157d681a17d0fb086924 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87ed1aceca63717c0976a4a052e4e7ae04bf8568d238ff2759f0917b89c32718 [INFO] running `Command { std: "docker" "start" "-a" "87ed1aceca63717c0976a4a052e4e7ae04bf8568d238ff2759f0917b89c32718", kill_on_drop: false }` [INFO] [stderr] Compiling truetree v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "87ed1aceca63717c0976a4a052e4e7ae04bf8568d238ff2759f0917b89c32718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87ed1aceca63717c0976a4a052e4e7ae04bf8568d238ff2759f0917b89c32718", kill_on_drop: false }` [INFO] [stdout] 87ed1aceca63717c0976a4a052e4e7ae04bf8568d238ff2759f0917b89c32718 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f9e3bb48066543efbe263c81c4bdb1e1cdb10415b72f7b114dac2ad75993bea [INFO] running `Command { std: "docker" "start" "-a" "5f9e3bb48066543efbe263c81c4bdb1e1cdb10415b72f7b114dac2ad75993bea", kill_on_drop: false }` [INFO] [stderr] Compiling truetree v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:203:13 [INFO] [stdout] | [INFO] [stdout] 203 | drop(value); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 203 - drop(value); [INFO] [stdout] 203 + let _ = value; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:236:13 [INFO] [stdout] | [INFO] [stdout] 236 | drop(payload); [INFO] [stdout] | ^^^^^-------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 236 - drop(payload); [INFO] [stdout] 236 + let _ = payload; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "5f9e3bb48066543efbe263c81c4bdb1e1cdb10415b72f7b114dac2ad75993bea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f9e3bb48066543efbe263c81c4bdb1e1cdb10415b72f7b114dac2ad75993bea", kill_on_drop: false }` [INFO] [stdout] 5f9e3bb48066543efbe263c81c4bdb1e1cdb10415b72f7b114dac2ad75993bea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 97b7e40199e0b504d0d4933003b9cb9b23be7fd120f49ec0ee872d0b26c506dc [INFO] running `Command { std: "docker" "start" "-a" "97b7e40199e0b504d0d4933003b9cb9b23be7fd120f49ec0ee872d0b26c506dc", kill_on_drop: false }` [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:203:13 [INFO] [stderr] | [INFO] [stderr] 203 | drop(value); [INFO] [stderr] | ^^^^^-----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u64` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 203 - drop(value); [INFO] [stderr] 203 + let _ = value; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:236:13 [INFO] [stderr] | [INFO] [stderr] 236 | drop(payload); [INFO] [stderr] | ^^^^^-------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u64` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 236 - drop(payload); [INFO] [stderr] 236 + let _ = payload; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `truetree` (lib test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/truetree-6e6b484d4f8d9f2d) [INFO] [stdout] [INFO] [stdout] running 39 tests [INFO] [stdout] test test_node::test_create ... ok [INFO] [stdout] test test_node::test_create_node ... ok [INFO] [stdout] test test_node::test_create_tree ... ok [INFO] [stdout] test test_node::test_delete ... ok [INFO] [stdout] test test_node::test_dump ... ok [INFO] [stdout] test test_node::test_get ... ok [INFO] [stdout] test test_node::test_get_missing ... ok [INFO] [stdout] test test_node::test_get_not_modifying ... ok [INFO] [stdout] test test_node::test_get_remove ... ok [INFO] [stdout] test test_node::test_insert ... ok [INFO] [stdout] test test_node::test_min_max ... ok [INFO] [stdout] test test_node::test_rebalance ... ok [INFO] [stdout] test test_node::test_rebalance_twice ... ok [INFO] [stdout] test test_node::test_remove_complex ... ok [INFO] [stdout] test test_node::test_remove ... ok [INFO] [stdout] test test_node::test_remove_min ... ok [INFO] [stdout] test test_node::test_rotate_left ... ok [INFO] [stdout] test test_node::test_rotate_left_right ... ok [INFO] [stdout] test test_node::test_rotate_right ... ok [INFO] [stdout] test test_node::test_rotate_right_left ... ok [INFO] [stdout] test test_node::test_sanity_check ... ok [INFO] [stdout] test test_node::test_side ... ok [INFO] [stdout] test test_node::test_width_depth_count ... ok [INFO] [stdout] test test_tree::test_create ... ok [INFO] [stdout] test test_tree::test_delete_complex ... ok [INFO] [stdout] test test_tree::test_height ... ok [INFO] [stdout] test test_tree::test_get_set ... ok [INFO] [stdout] test test_tree::test_contains ... ok [INFO] [stdout] test test_tree::test_insert ... ok [INFO] [stdout] test test_tree::test_delete_heap ... ok [INFO] [stdout] test test_tree::test_insert_heap_var ... ok [INFO] [stdout] test test_tree::test_insert_complex ... ok [INFO] [stdout] test test_tree::test_insert_thrice ... ok [INFO] [stdout] test test_tree::test_balancing ... ok [INFO] [stdout] test test_tree::test_insert_twice ... ok [INFO] [stdout] test test_tree::test_remove ... ok [INFO] [stdout] test test_tree::test_min_max ... ok [INFO] [stdout] test test_tree::test_width_count_depth ... ok [INFO] [stdout] test test_tree::test_remove_duplicates ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/integration_avl.rs (/opt/rustwide/target/debug/deps/integration_avl-29b3f147ba8f4a1a) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_avl ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests truetree [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" "97b7e40199e0b504d0d4933003b9cb9b23be7fd120f49ec0ee872d0b26c506dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97b7e40199e0b504d0d4933003b9cb9b23be7fd120f49ec0ee872d0b26c506dc", kill_on_drop: false }` [INFO] [stdout] 97b7e40199e0b504d0d4933003b9cb9b23be7fd120f49ec0ee872d0b26c506dc