[INFO] updating cached repository https://github.com/shakyShane/dsa [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f568a86f40d36d21098b743aa75fb478cdeb75a6 [INFO] testing shakyShane/dsa against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Fdsa" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shakyShane/dsa on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shakyShane/dsa [INFO] finished tweaking git repo https://github.com/shakyShane/dsa [INFO] tweaked toml for git repo https://github.com/shakyShane/dsa written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/shakyShane/dsa already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f6b7874c1a4c90a7371dc2c5e3da460206e6c12368299bcbcbd3e18050a1a60e [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" "f6b7874c1a4c90a7371dc2c5e3da460206e6c12368299bcbcbd3e18050a1a60e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6b7874c1a4c90a7371dc2c5e3da460206e6c12368299bcbcbd3e18050a1a60e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6b7874c1a4c90a7371dc2c5e3da460206e6c12368299bcbcbd3e18050a1a60e", kill_on_drop: false }` [INFO] [stdout] f6b7874c1a4c90a7371dc2c5e3da460206e6c12368299bcbcbd3e18050a1a60e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fa4bc7f02687269c35334135055ccb178b00075a6a37b2f9c80b43eb428bc24 [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" "2fa4bc7f02687269c35334135055ccb178b00075a6a37b2f9c80b43eb428bc24", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling dsa v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `binary_search` [INFO] [stdout] --> src/binary_search.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn binary_search(k: i32, items: &Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/unival_subtrees.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(value: impl Into, left: Option>, right: Option>) -> Node { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `count_unival_subtrees` [INFO] [stdout] --> src/unival_subtrees.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn count_unival_subtrees(root: &Option>) -> (usize, bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/serialize_tree.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(value: impl Into, left: Option>, right: Option>) -> Node { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `serialize` [INFO] [stdout] --> src/serialize_tree.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn serialize(root: &Option>) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Tree` [INFO] [stdout] --> src/serialize_tree.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct Tree { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `deserialize` [INFO] [stdout] --> src/serialize_tree.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn deserialize(&mut self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_str` [INFO] [stdout] --> src/serialize_tree.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn from_str(input: impl Into) -> Tree { [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 1.14s [INFO] running `Command { std: "docker" "inspect" "2fa4bc7f02687269c35334135055ccb178b00075a6a37b2f9c80b43eb428bc24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fa4bc7f02687269c35334135055ccb178b00075a6a37b2f9c80b43eb428bc24", kill_on_drop: false }` [INFO] [stdout] 2fa4bc7f02687269c35334135055ccb178b00075a6a37b2f9c80b43eb428bc24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e3162ec81f841dae9f4877f5e88e0c48ec92f8b701e08b3aaa0a0641ab5eb83 [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" "9e3162ec81f841dae9f4877f5e88e0c48ec92f8b701e08b3aaa0a0641ab5eb83", kill_on_drop: false }` [INFO] [stderr] Compiling dsa v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `root` [INFO] [stdout] --> src/serialize_tree.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let root = Node::new("1", [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_root` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.32s [INFO] running `Command { std: "docker" "inspect" "9e3162ec81f841dae9f4877f5e88e0c48ec92f8b701e08b3aaa0a0641ab5eb83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e3162ec81f841dae9f4877f5e88e0c48ec92f8b701e08b3aaa0a0641ab5eb83", kill_on_drop: false }` [INFO] [stdout] 9e3162ec81f841dae9f4877f5e88e0c48ec92f8b701e08b3aaa0a0641ab5eb83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c3dba9db2066af9e8bb203d7b91db71b9b6fde33daf2448e5c1f1379fb39865f [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" "c3dba9db2066af9e8bb203d7b91db71b9b6fde33daf2448e5c1f1379fb39865f", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `root` [INFO] [stderr] --> src/serialize_tree.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | let root = Node::new("1", [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_root` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dsa-32496711e8783efb [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test binary_search::test_binary_search ... ok [INFO] [stdout] test serialize_tree::test_serialize_deserialize ... ok [INFO] [stdout] test serialize_tree::test_deserialize ... ok [INFO] [stdout] test unival_subtrees::test_count_unival_subtrees ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c3dba9db2066af9e8bb203d7b91db71b9b6fde33daf2448e5c1f1379fb39865f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3dba9db2066af9e8bb203d7b91db71b9b6fde33daf2448e5c1f1379fb39865f", kill_on_drop: false }` [INFO] [stdout] c3dba9db2066af9e8bb203d7b91db71b9b6fde33daf2448e5c1f1379fb39865f