[INFO] cloning repository https://github.com/raiker/persistent-rope [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raiker/persistent-rope" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraiker%2Fpersistent-rope", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraiker%2Fpersistent-rope'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7f638488c32998e1683a0a3ba8de4846c9a5dee7 [INFO] testing raiker/persistent-rope against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraiker%2Fpersistent-rope" "/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/raiker/persistent-rope on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/raiker/persistent-rope [INFO] finished tweaking git repo https://github.com/raiker/persistent-rope [INFO] tweaked toml for git repo https://github.com/raiker/persistent-rope written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/raiker/persistent-rope already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", 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] 0c1314793532d5c0a28c07f5f2773afd82578cc74b1747432534882a161d0d47 [INFO] running `Command { std: "docker" "start" "-a" "0c1314793532d5c0a28c07f5f2773afd82578cc74b1747432534882a161d0d47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c1314793532d5c0a28c07f5f2773afd82578cc74b1747432534882a161d0d47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c1314793532d5c0a28c07f5f2773afd82578cc74b1747432534882a161d0d47", kill_on_drop: false }` [INFO] [stdout] 0c1314793532d5c0a28c07f5f2773afd82578cc74b1747432534882a161d0d47 [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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8cb326f28cc48662ef1f09f74e1c3ddc97eb3b8552418356e95209f8f60269f [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" "f8cb326f28cc48662ef1f09f74e1c3ddc97eb3b8552418356e95209f8f60269f", kill_on_drop: false }` [INFO] [stderr] Compiling persistent-rope v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `parent` [INFO] [stdout] --> src/main.rs:141:69 [INFO] [stdout] | [INFO] [stdout] 141 | ... &Rc>>, parent: Option<&Rc>>>) -> InsertionResultRecursion{ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RcSliceableString` [INFO] [stdout] --> src/rcstr.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct RcSliceableString { [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/rcstr.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new(s: String) -> RcSliceableString { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `slice` [INFO] [stdout] --> src/rcstr.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn slice(&self, start: usize, len: usize) -> RcSliceableString { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `as_str` [INFO] [stdout] --> src/rcstr.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn as_str(&self) -> &str { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `Command { std: "docker" "inspect" "f8cb326f28cc48662ef1f09f74e1c3ddc97eb3b8552418356e95209f8f60269f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8cb326f28cc48662ef1f09f74e1c3ddc97eb3b8552418356e95209f8f60269f", kill_on_drop: false }` [INFO] [stdout] f8cb326f28cc48662ef1f09f74e1c3ddc97eb3b8552418356e95209f8f60269f [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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb1c89139c1f26934b1bfc4ed0cc0be1c550735f738eb1fe696abc4793094930 [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" "bb1c89139c1f26934b1bfc4ed0cc0be1c550735f738eb1fe696abc4793094930", kill_on_drop: false }` [INFO] [stderr] Compiling persistent-rope v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `parent` [INFO] [stdout] --> src/main.rs:141:69 [INFO] [stdout] | [INFO] [stdout] 141 | ... &Rc>>, parent: Option<&Rc>>>) -> InsertionResultRecursion{ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [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 1.42s [INFO] running `Command { std: "docker" "inspect" "bb1c89139c1f26934b1bfc4ed0cc0be1c550735f738eb1fe696abc4793094930", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb1c89139c1f26934b1bfc4ed0cc0be1c550735f738eb1fe696abc4793094930", kill_on_drop: false }` [INFO] [stdout] bb1c89139c1f26934b1bfc4ed0cc0be1c550735f738eb1fe696abc4793094930 [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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 78efec654335ffab7ac37aa67e52b2b41c0571d26f860fa45208f8611cce00a9 [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" "78efec654335ffab7ac37aa67e52b2b41c0571d26f860fa45208f8611cce00a9", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `parent` [INFO] [stderr] --> src/main.rs:141:69 [INFO] [stderr] | [INFO] [stderr] 141 | ... &Rc>>, parent: Option<&Rc>>>) -> InsertionResultRecursion{ [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `persistent-rope` (bin "persistent-rope" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/persistent_rope-d6d7c864f5cdd8c0) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test rcstr::test::test_rc_sliceable_string ... ok [INFO] [stdout] test tests::test_find ... ok [INFO] [stdout] test tests::test_insert_case2_left ... ok [INFO] [stdout] test tests::test_insert_case2_right ... ok [INFO] [stdout] test tests::test_insert_case3_left_a ... ok [INFO] [stdout] test tests::test_insert_case3_right_b ... ok [INFO] [stdout] test tests::test_insert_case4_left ... ok [INFO] [stdout] test tests::test_insert_case4_right ... ok [INFO] [stdout] test tests::test_insert_case5_left ... ok [INFO] [stdout] test tests::test_insert_case5_right ... ok [INFO] [stdout] test tests::test_insert_case3_right_a ... ok [INFO] [stdout] test tests::test_insert_case1 ... ok [INFO] [stdout] test tests::test_insert_case3_left_b ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "78efec654335ffab7ac37aa67e52b2b41c0571d26f860fa45208f8611cce00a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78efec654335ffab7ac37aa67e52b2b41c0571d26f860fa45208f8611cce00a9", kill_on_drop: false }` [INFO] [stdout] 78efec654335ffab7ac37aa67e52b2b41c0571d26f860fa45208f8611cce00a9