[INFO] cloning repository https://github.com/maruuusa83/search_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maruuusa83/search_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaruuusa83%2Fsearch_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaruuusa83%2Fsearch_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 53d4615a3b6693afc14dea6b2cd03e473eea8d2d [INFO] testing maruuusa83/search_tree against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaruuusa83%2Fsearch_tree" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maruuusa83/search_tree on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maruuusa83/search_tree [INFO] finished tweaking git repo https://github.com/maruuusa83/search_tree [INFO] tweaked toml for git repo https://github.com/maruuusa83/search_tree written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/maruuusa83/search_tree already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b3897a9408f3295c9119b4f09901f1257f6ccd1e0ec1a4806b10260a8bd806a [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" "3b3897a9408f3295c9119b4f09901f1257f6ccd1e0ec1a4806b10260a8bd806a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b3897a9408f3295c9119b4f09901f1257f6ccd1e0ec1a4806b10260a8bd806a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b3897a9408f3295c9119b4f09901f1257f6ccd1e0ec1a4806b10260a8bd806a", kill_on_drop: false }` [INFO] [stdout] 3b3897a9408f3295c9119b4f09901f1257f6ccd1e0ec1a4806b10260a8bd806a [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 25dd007e89437f0a8661c03d567aad40bd44e3f1fd189ba1a9aac0102cc3e03d [INFO] running `Command { std: "docker" "start" "-a" "25dd007e89437f0a8661c03d567aad40bd44e3f1fd189ba1a9aac0102cc3e03d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling search_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `naive_tree::NaiveTree` [INFO] [stdout] --> src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use naive_tree::NaiveTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut pair: Pair = Pair { key: index[i], value: rng.gen() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let mut pair_2: Pair = Pair { key: pair.key, value: pair.value }; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:27:43 [INFO] [stdout] | [INFO] [stdout] 27 | fn random_insert>(mut st: T) { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:44:47 [INFO] [stdout] | [INFO] [stdout] 44 | fn sequential_insert>(mut st: T) { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `insert` [INFO] [stdout] --> src/lib.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn insert>(mut st: T, index: &[i32]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `random_insert` [INFO] [stdout] --> src/lib.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn random_insert>(mut st: T) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sequential_insert` [INFO] [stdout] --> src/lib.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn sequential_insert>(mut st: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.99s [INFO] running `Command { std: "docker" "inspect" "25dd007e89437f0a8661c03d567aad40bd44e3f1fd189ba1a9aac0102cc3e03d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25dd007e89437f0a8661c03d567aad40bd44e3f1fd189ba1a9aac0102cc3e03d", kill_on_drop: false }` [INFO] [stdout] 25dd007e89437f0a8661c03d567aad40bd44e3f1fd189ba1a9aac0102cc3e03d [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] efb2854ec0a8783c9e85d619ce807e2ccfd36284de37add0ccf8b9179bc4e0f4 [INFO] running `Command { std: "docker" "start" "-a" "efb2854ec0a8783c9e85d619ce807e2ccfd36284de37add0ccf8b9179bc4e0f4", kill_on_drop: false }` [INFO] [stderr] Compiling search_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `naive_tree::NaiveTree` [INFO] [stdout] --> src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use naive_tree::NaiveTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut pair: Pair = Pair { key: index[i], value: rng.gen() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let mut pair_2: Pair = Pair { key: pair.key, value: pair.value }; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:27:43 [INFO] [stdout] | [INFO] [stdout] 27 | fn random_insert>(mut st: T) { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:44:47 [INFO] [stdout] | [INFO] [stdout] 44 | fn sequential_insert>(mut st: T) { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `insert` [INFO] [stdout] --> src/lib.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn insert>(mut st: T, index: &[i32]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `random_insert` [INFO] [stdout] --> src/lib.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn random_insert>(mut st: T) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sequential_insert` [INFO] [stdout] --> src/lib.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn sequential_insert>(mut st: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut pair: Pair = Pair { key: index[i], value: rng.gen() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let mut pair_2: Pair = Pair { key: pair.key, value: pair.value }; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:27:43 [INFO] [stdout] | [INFO] [stdout] 27 | fn random_insert>(mut st: T) { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:44:47 [INFO] [stdout] | [INFO] [stdout] 44 | fn sequential_insert>(mut st: T) { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.35s [INFO] running `Command { std: "docker" "inspect" "efb2854ec0a8783c9e85d619ce807e2ccfd36284de37add0ccf8b9179bc4e0f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efb2854ec0a8783c9e85d619ce807e2ccfd36284de37add0ccf8b9179bc4e0f4", kill_on_drop: false }` [INFO] [stdout] efb2854ec0a8783c9e85d619ce807e2ccfd36284de37add0ccf8b9179bc4e0f4 [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e47665474db498b6773600f7dd51a0a97b73071521e0f80e75abb7d866689db5 [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" "e47665474db498b6773600f7dd51a0a97b73071521e0f80e75abb7d866689db5", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `naive_tree::NaiveTree` [INFO] [stderr] --> src/lib.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use naive_tree::NaiveTree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | let mut pair: Pair = Pair { key: index[i], value: rng.gen() }; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | let mut pair_2: Pair = Pair { key: pair.key, value: pair.value }; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:27:43 [INFO] [stderr] | [INFO] [stderr] 27 | fn random_insert>(mut st: T) { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:44:47 [INFO] [stderr] | [INFO] [stderr] 44 | fn sequential_insert>(mut st: T) { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `insert` [INFO] [stderr] --> src/lib.rs:10:4 [INFO] [stderr] | [INFO] [stderr] 10 | fn insert>(mut st: T, index: &[i32]) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `random_insert` [INFO] [stderr] --> src/lib.rs:27:4 [INFO] [stderr] | [INFO] [stderr] 27 | fn random_insert>(mut st: T) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sequential_insert` [INFO] [stderr] --> src/lib.rs:44:4 [INFO] [stderr] | [INFO] [stderr] 44 | fn sequential_insert>(mut st: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `search_tree` (lib) generated 8 warnings [INFO] [stderr] warning: `search_tree` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/search_tree-1820f0783cc3d0dc) [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests search_tree [INFO] [stdout] test naive_tree ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.30s [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" "e47665474db498b6773600f7dd51a0a97b73071521e0f80e75abb7d866689db5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e47665474db498b6773600f7dd51a0a97b73071521e0f80e75abb7d866689db5", kill_on_drop: false }` [INFO] [stdout] e47665474db498b6773600f7dd51a0a97b73071521e0f80e75abb7d866689db5